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<div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_sv.wikipedia.org&uselang=sv" class=""><span>Stöd Wikipedia</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:Skapa_konto&returnto=Pulsar" title="Du uppmuntras att skapa ett konto och logga in, men det är inte obligatoriskt" class=""><span>Skapa konto</span></a> </li> <li id="pt-login-2" class="user-links-collapsible-item mw-list-item user-links-collapsible-item"><a data-mw="interface" href="/w/index.php?title=Special:Inloggning&returnto=Pulsar" title="Inloggning ger tillgång till fler funktioner för den som vill skriva och redigera artiklar. 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[o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Logga in</span></a></li> </ul> </div> </div> <div id="p-user-menu-anon-editor" class="vector-menu mw-portlet mw-portlet-user-menu-anon-editor" > <div class="vector-menu-heading"> Sidor för utloggade redigerare <a href="/wiki/Hj%C3%A4lp:Introduktion" aria-label="Läs mer om redigering"><span>läs mer</span></a> </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Special:Mina_bidrag" title="En lista över redigeringar från denna IP-adress [y]" accesskey="y"><span>Bidrag</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Special:Min_diskussion" title="Diskussion om redigeringar från det här IP-numret [n]" accesskey="n"><span>Diskussion</span></a></li> </ul> </div> </div> </div> </div> </nav> </div> </header> </div> <div class="mw-page-container"> <div class="mw-page-container-inner"> <div class="vector-sitenotice-container"> <div id="siteNotice"></div> </div> <div class="vector-column-start"> <div class="vector-main-menu-container"> <div id="mw-navigation"> <nav id="mw-panel" class="vector-main-menu-landmark" aria-label="Webbplats"> <div id="vector-main-menu-pinned-container" class="vector-pinned-container"> </div> </nav> </div> </div> <div class="vector-sticky-pinned-container"> <nav id="mw-panel-toc" aria-label="Innehåll" data-event-name="ui.sidebar-toc" class="mw-table-of-contents-container vector-toc-landmark"> <div id="vector-toc-pinned-container" class="vector-pinned-container"> <div id="vector-toc" class="vector-toc vector-pinnable-element"> <div class="vector-pinnable-header vector-toc-pinnable-header vector-pinnable-header-pinned" data-feature-name="toc-pinned" data-pinnable-element-id="vector-toc" > <h2 class="vector-pinnable-header-label">Innehåll</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">dölj</button> </div> <ul class="vector-toc-contents" id="mw-panel-toc-list"> <li id="toc-mw-content-text" class="vector-toc-list-item vector-toc-level-1"> <a href="#" class="vector-toc-link"> <div class="vector-toc-text">Inledning</div> </a> </li> <li id="toc-Fysikaliska_egenskaper" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Fysikaliska_egenskaper"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Fysikaliska egenskaper</span> </div> </a> <ul id="toc-Fysikaliska_egenskaper-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Historik" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Historik"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Historik</span> </div> </a> <ul id="toc-Historik-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Varaktighet" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Varaktighet"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>Varaktighet</span> </div> </a> <ul id="toc-Varaktighet-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Se_även" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Se_även"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Se även</span> </div> </a> <ul id="toc-Se_även-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Referenser" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Referenser"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Referenser</span> </div> </a> <ul id="toc-Referenser-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Externa_länkar" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Externa_länkar"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Externa länkar</span> </div> </a> <ul id="toc-Externa_länkar-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Innehåll" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Växla innehållsförteckningen" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Växla innehållsförteckningen</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Pulsar</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Gå till en artikel på ett annat språk. Tillgänglig på 82 språk" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-82" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">82 språk</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Pulsar" title="Pulsar – afrikaans" lang="af" hreflang="af" data-title="Pulsar" data-language-autonym="Afrikaans" data-language-local-name="afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D9%86%D8%A8%D8%A7%D8%B6" title="نباض – arabiska" lang="ar" hreflang="ar" data-title="نباض" data-language-autonym="العربية" data-language-local-name="arabiska" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Pulsar" title="Pulsar – aragonesiska" lang="an" hreflang="an" data-title="Pulsar" data-language-autonym="Aragonés" data-language-local-name="aragonesiska" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/P%C3%BAlsar" title="Púlsar – asturiska" lang="ast" hreflang="ast" data-title="Púlsar" data-language-autonym="Asturianu" data-language-local-name="asturiska" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Pulsar" title="Pulsar – azerbajdzjanska" lang="az" hreflang="az" data-title="Pulsar" data-language-autonym="Azərbaycanca" data-language-local-name="azerbajdzjanska" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AA%E0%A6%BE%E0%A6%B2%E0%A6%B8%E0%A6%BE%E0%A6%B0" title="পালসার – bengali" lang="bn" hreflang="bn" data-title="পালসার" data-language-autonym="বাংলা" data-language-local-name="bengali" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-bjn mw-list-item"><a href="https://bjn.wikipedia.org/wiki/Pulsar" title="Pulsar – banjariska" lang="bjn" hreflang="bjn" data-title="Pulsar" data-language-autonym="Banjar" data-language-local-name="banjariska" class="interlanguage-link-target"><span>Banjar</span></a></li><li class="interlanguage-link interwiki-zh-min-nan mw-list-item"><a href="https://zh-min-nan.wikipedia.org/wiki/Pulsar" title="Pulsar – min nan" lang="nan" hreflang="nan" data-title="Pulsar" data-language-autonym="閩南語 / Bân-lâm-gú" data-language-local-name="min nan" class="interlanguage-link-target"><span>閩南語 / Bân-lâm-gú</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – belarusiska" lang="be" hreflang="be" data-title="Пульсар" data-language-autonym="Беларуская" data-language-local-name="belarusiska" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-be-x-old mw-list-item"><a href="https://be-tarask.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – belarusiska (tarasjkevitsa)" lang="be-tarask" hreflang="be-tarask" data-title="Пульсар" data-language-autonym="Беларуская (тарашкевіца)" data-language-local-name="belarusiska (tarasjkevitsa)" class="interlanguage-link-target"><span>Беларуская (тарашкевіца)</span></a></li><li class="interlanguage-link interwiki-bs mw-list-item"><a href="https://bs.wikipedia.org/wiki/Pulsar" title="Pulsar – bosniska" lang="bs" hreflang="bs" data-title="Pulsar" data-language-autonym="Bosanski" data-language-local-name="bosniska" class="interlanguage-link-target"><span>Bosanski</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/P%C3%BAlsar" title="Púlsar – katalanska" lang="ca" hreflang="ca" data-title="Púlsar" data-language-autonym="Català" data-language-local-name="katalanska" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cv mw-list-item"><a href="https://cv.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – tjuvasjiska" lang="cv" hreflang="cv" data-title="Пульсар" data-language-autonym="Чӑвашла" data-language-local-name="tjuvasjiska" class="interlanguage-link-target"><span>Чӑвашла</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Pulsar" title="Pulsar – tjeckiska" lang="cs" hreflang="cs" data-title="Pulsar" data-language-autonym="Čeština" data-language-local-name="tjeckiska" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Pulsar" title="Pulsar – danska" lang="da" hreflang="da" data-title="Pulsar" data-language-autonym="Dansk" data-language-local-name="danska" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Pulsar" title="Pulsar – tyska" lang="de" hreflang="de" data-title="Pulsar" data-language-autonym="Deutsch" data-language-local-name="tyska" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Pulsar" title="Pulsar – estniska" lang="et" hreflang="et" data-title="Pulsar" data-language-autonym="Eesti" data-language-local-name="estniska" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%A0%CE%AC%CE%BB%CF%83%CE%B1%CF%81" title="Πάλσαρ – grekiska" lang="el" hreflang="el" data-title="Πάλσαρ" data-language-autonym="Ελληνικά" data-language-local-name="grekiska" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-eml mw-list-item"><a href="https://eml.wikipedia.org/wiki/P%C3%B9lsar" title="Pùlsar – Emiliano-Romagnolo" lang="egl" hreflang="egl" data-title="Pùlsar" data-language-autonym="Emiliàn e rumagnòl" data-language-local-name="Emiliano-Romagnolo" class="interlanguage-link-target"><span>Emiliàn e rumagnòl</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Pulsar" title="Pulsar – engelska" lang="en" hreflang="en" data-title="Pulsar" data-language-autonym="English" data-language-local-name="engelska" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/P%C3%BAlsar" title="Púlsar – spanska" lang="es" hreflang="es" data-title="Púlsar" data-language-autonym="Español" data-language-local-name="spanska" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Pulsaro" title="Pulsaro – esperanto" lang="eo" hreflang="eo" data-title="Pulsaro" data-language-autonym="Esperanto" data-language-local-name="esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Pulsar" title="Pulsar – baskiska" lang="eu" hreflang="eu" data-title="Pulsar" data-language-autonym="Euskara" data-language-local-name="baskiska" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%AA%D9%BE%E2%80%8C%D8%A7%D8%AE%D8%AA%D8%B1" title="تپ‌اختر – persiska" lang="fa" hreflang="fa" data-title="تپ‌اختر" data-language-autonym="فارسی" data-language-local-name="persiska" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Pulsar" title="Pulsar – franska" lang="fr" hreflang="fr" data-title="Pulsar" data-language-autonym="Français" data-language-local-name="franska" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ga mw-list-item"><a href="https://ga.wikipedia.org/wiki/Puls%C3%A1r" title="Pulsár – iriska" lang="ga" hreflang="ga" data-title="Pulsár" data-language-autonym="Gaeilge" data-language-local-name="iriska" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-gv mw-list-item"><a href="https://gv.wikipedia.org/wiki/Pulsar" title="Pulsar – manx" lang="gv" hreflang="gv" data-title="Pulsar" data-language-autonym="Gaelg" data-language-local-name="manx" class="interlanguage-link-target"><span>Gaelg</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/P%C3%BAlsar" title="Púlsar – galiciska" lang="gl" hreflang="gl" data-title="Púlsar" data-language-autonym="Galego" data-language-local-name="galiciska" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%ED%8E%84%EC%82%AC" title="펄사 – koreanska" lang="ko" hreflang="ko" data-title="펄사" data-language-autonym="한국어" data-language-local-name="koreanska" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8A%D5%B8%D6%82%D5%AC%D5%BD%D5%A1%D6%80%D5%B6%D5%A5%D6%80" title="Պուլսարներ – armeniska" lang="hy" hreflang="hy" data-title="Պուլսարներ" data-language-autonym="Հայերեն" data-language-local-name="armeniska" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AA%E0%A4%B2%E0%A5%8D%E0%A4%B8%E0%A4%B0" title="पल्सर – hindi" lang="hi" hreflang="hi" data-title="पल्सर" data-language-autonym="हिन्दी" data-language-local-name="hindi" class="interlanguage-link-target"><span>हिन्दी</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Pulsar" title="Pulsar – kroatiska" lang="hr" hreflang="hr" data-title="Pulsar" data-language-autonym="Hrvatski" data-language-local-name="kroatiska" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-io mw-list-item"><a href="https://io.wikipedia.org/wiki/Pulsaro" title="Pulsaro – ido" lang="io" hreflang="io" data-title="Pulsaro" data-language-autonym="Ido" data-language-local-name="ido" class="interlanguage-link-target"><span>Ido</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Pulsar" title="Pulsar – indonesiska" lang="id" hreflang="id" data-title="Pulsar" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesiska" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Pulsar" title="Pulsar – italienska" lang="it" hreflang="it" data-title="Pulsar" data-language-autonym="Italiano" data-language-local-name="italienska" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A4%D7%95%D7%9C%D7%A1%D7%A8" title="פולסר – hebreiska" lang="he" hreflang="he" data-title="פולסר" data-language-autonym="עברית" data-language-local-name="hebreiska" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-jv mw-list-item"><a href="https://jv.wikipedia.org/wiki/Pulsar" title="Pulsar – javanesiska" lang="jv" hreflang="jv" data-title="Pulsar" data-language-autonym="Jawa" data-language-local-name="javanesiska" class="interlanguage-link-target"><span>Jawa</span></a></li><li class="interlanguage-link interwiki-kn mw-list-item"><a href="https://kn.wikipedia.org/wiki/%E0%B2%AA%E0%B2%B2%E0%B3%8D%E0%B2%B8%E0%B2%BE%E0%B2%B0%E0%B3%8D" title="ಪಲ್ಸಾರ್ – kannada" lang="kn" hreflang="kn" data-title="ಪಲ್ಸಾರ್" data-language-autonym="ಕನ್ನಡ" data-language-local-name="kannada" class="interlanguage-link-target"><span>ಕನ್ನಡ</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%9E%E1%83%A3%E1%83%9A%E1%83%A1%E1%83%90%E1%83%A0%E1%83%98" title="პულსარი – georgiska" lang="ka" hreflang="ka" data-title="პულსარი" data-language-autonym="ქართული" data-language-local-name="georgiska" class="interlanguage-link-target"><span>ქართული</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – kazakiska" lang="kk" hreflang="kk" data-title="Пульсар" data-language-autonym="Қазақша" data-language-local-name="kazakiska" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – kirgiziska" lang="ky" hreflang="ky" data-title="Пульсар" data-language-autonym="Кыргызча" data-language-local-name="kirgiziska" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-lld mw-list-item"><a href="https://lld.wikipedia.org/wiki/Pulsar" title="Pulsar – Ladin" lang="lld" hreflang="lld" data-title="Pulsar" data-language-autonym="Ladin" data-language-local-name="Ladin" class="interlanguage-link-target"><span>Ladin</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Pulsar" title="Pulsar – latin" lang="la" hreflang="la" data-title="Pulsar" data-language-autonym="Latina" data-language-local-name="latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Puls%C4%81rs" title="Pulsārs – lettiska" lang="lv" hreflang="lv" data-title="Pulsārs" data-language-autonym="Latviešu" data-language-local-name="lettiska" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lb mw-list-item"><a href="https://lb.wikipedia.org/wiki/Pulsar" title="Pulsar – luxemburgiska" lang="lb" hreflang="lb" data-title="Pulsar" data-language-autonym="Lëtzebuergesch" data-language-local-name="luxemburgiska" class="interlanguage-link-target"><span>Lëtzebuergesch</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Pulsaras" title="Pulsaras – litauiska" lang="lt" hreflang="lt" data-title="Pulsaras" data-language-autonym="Lietuvių" data-language-local-name="litauiska" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Pulz%C3%A1r" title="Pulzár – ungerska" lang="hu" hreflang="hu" data-title="Pulzár" data-language-autonym="Magyar" data-language-local-name="ungerska" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%81%D0%B0%D1%80" title="Пулсар – makedonska" lang="mk" hreflang="mk" data-title="Пулсар" data-language-autonym="Македонски" data-language-local-name="makedonska" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%AA%E0%B5%BE%E0%B4%B8%E0%B4%BE%E0%B5%BC" title="പൾസാർ – malayalam" lang="ml" hreflang="ml" data-title="പൾസാർ" data-language-autonym="മലയാളം" data-language-local-name="malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-mr mw-list-item"><a href="https://mr.wikipedia.org/wiki/%E0%A4%AA%E0%A4%B2%E0%A5%8D%E0%A4%B8%E0%A4%BE%E0%A4%B0" title="पल्सार – marathi" lang="mr" hreflang="mr" data-title="पल्सार" data-language-autonym="मराठी" data-language-local-name="marathi" class="interlanguage-link-target"><span>मराठी</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Pulsar" title="Pulsar – malajiska" lang="ms" hreflang="ms" data-title="Pulsar" data-language-autonym="Bahasa Melayu" data-language-local-name="malajiska" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%95%E1%80%AB%E1%80%9C%E1%80%86%E1%80%AC" title="ပါလဆာ – burmesiska" lang="my" hreflang="my" data-title="ပါလဆာ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="burmesiska" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Pulsar" title="Pulsar – nederländska" lang="nl" hreflang="nl" data-title="Pulsar" data-language-autonym="Nederlands" data-language-local-name="nederländska" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%91%E3%83%AB%E3%82%B5%E3%83%BC" title="パルサー – japanska" lang="ja" hreflang="ja" data-title="パルサー" data-language-autonym="日本語" data-language-local-name="japanska" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Pulsar" title="Pulsar – norskt bokmål" lang="nb" hreflang="nb" data-title="Pulsar" data-language-autonym="Norsk bokmål" data-language-local-name="norskt bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Pulsar" title="Pulsar – nynorska" lang="nn" hreflang="nn" data-title="Pulsar" data-language-autonym="Norsk nynorsk" data-language-local-name="nynorska" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-oc mw-list-item"><a href="https://oc.wikipedia.org/wiki/Pulsar" title="Pulsar – occitanska" lang="oc" hreflang="oc" data-title="Pulsar" data-language-autonym="Occitan" data-language-local-name="occitanska" class="interlanguage-link-target"><span>Occitan</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Pulsar" title="Pulsar – uzbekiska" lang="uz" hreflang="uz" data-title="Pulsar" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="uzbekiska" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pnb mw-list-item"><a href="https://pnb.wikipedia.org/wiki/%D9%BE%D9%84%D8%B3%D8%A7%D8%B1" title="پلسار – Western Punjabi" lang="pnb" hreflang="pnb" data-title="پلسار" data-language-autonym="پنجابی" data-language-local-name="Western Punjabi" class="interlanguage-link-target"><span>پنجابی</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Pulsar" title="Pulsar – polska" lang="pl" hreflang="pl" data-title="Pulsar" data-language-autonym="Polski" data-language-local-name="polska" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Pulsar" title="Pulsar – portugisiska" lang="pt" hreflang="pt" data-title="Pulsar" data-language-autonym="Português" data-language-local-name="portugisiska" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Pulsar" title="Pulsar – rumänska" lang="ro" hreflang="ro" data-title="Pulsar" data-language-autonym="Română" data-language-local-name="rumänska" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – ryska" lang="ru" hreflang="ru" data-title="Пульсар" data-language-autonym="Русский" data-language-local-name="ryska" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B7%83%E0%B7%8A%E0%B6%B4%E0%B6%B1%E0%B7%8A%E0%B6%AF%E0%B6%B1_%E0%B6%AD%E0%B6%BB%E0%B7%94" title="ස්පන්දන තරු – singalesiska" lang="si" hreflang="si" data-title="ස්පන්දන තරු" data-language-autonym="සිංහල" data-language-local-name="singalesiska" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Pulsar" title="Pulsar – Simple English" lang="en-simple" hreflang="en-simple" data-title="Pulsar" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Pulzar" title="Pulzar – slovakiska" lang="sk" hreflang="sk" data-title="Pulzar" data-language-autonym="Slovenčina" data-language-local-name="slovakiska" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Pulzar" title="Pulzar – slovenska" lang="sl" hreflang="sl" data-title="Pulzar" data-language-autonym="Slovenščina" data-language-local-name="slovenska" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%81%D0%B0%D1%80" title="Пулсар – serbiska" lang="sr" hreflang="sr" data-title="Пулсар" data-language-autonym="Српски / srpski" data-language-local-name="serbiska" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Pulsar" title="Pulsar – serbokroatiska" lang="sh" hreflang="sh" data-title="Pulsar" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="serbokroatiska" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Pulsari" title="Pulsari – finska" lang="fi" hreflang="fi" data-title="Pulsari" data-language-autonym="Suomi" data-language-local-name="finska" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%A4%E0%AF%81%E0%AE%9F%E0%AE%BF%E0%AE%B5%E0%AE%BF%E0%AE%A3%E0%AF%8D%E0%AE%AE%E0%AF%80%E0%AE%A9%E0%AF%8D" title="துடிவிண்மீன் – tamil" lang="ta" hreflang="ta" data-title="துடிவிண்மீன்" data-language-autonym="தமிழ்" data-language-local-name="tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – tatariska" lang="tt" hreflang="tt" data-title="Пульсар" data-language-autonym="Татарча / tatarça" data-language-local-name="tatariska" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%9E%E0%B8%B1%E0%B8%A5%E0%B8%8B%E0%B8%B2%E0%B8%A3%E0%B9%8C" title="พัลซาร์ – thailändska" lang="th" hreflang="th" data-title="พัลซาร์" data-language-autonym="ไทย" data-language-local-name="thailändska" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%81%D0%B0%D1%80" title="Пулсар – tadzjikiska" lang="tg" hreflang="tg" data-title="Пулсар" data-language-autonym="Тоҷикӣ" data-language-local-name="tadzjikiska" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Pulsar" title="Pulsar – turkiska" lang="tr" hreflang="tr" data-title="Pulsar" data-language-autonym="Türkçe" data-language-local-name="turkiska" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%9F%D1%83%D0%BB%D1%8C%D1%81%D0%B0%D1%80" title="Пульсар – ukrainska" lang="uk" hreflang="uk" data-title="Пульсар" data-language-autonym="Українська" data-language-local-name="ukrainska" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D9%86%D8%A7%D8%A8%D8%B6" title="نابض – urdu" lang="ur" hreflang="ur" data-title="نابض" data-language-autonym="اردو" data-language-local-name="urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Sao_xung" title="Sao xung – vietnamesiska" lang="vi" hreflang="vi" data-title="Sao xung" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamesiska" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E8%84%89%E5%86%B2%E6%98%9F" title="脉冲星 – wu" lang="wuu" hreflang="wuu" data-title="脉冲星" data-language-autonym="吴语" data-language-local-name="wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E8%84%88%E8%A1%9D%E6%98%9F" title="脈衝星 – kantonesiska" lang="yue" hreflang="yue" data-title="脈衝星" data-language-autonym="粵語" data-language-local-name="kantonesiska" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-diq mw-list-item"><a href="https://diq.wikipedia.org/wiki/Pulsar" title="Pulsar – Zazaki" lang="diq" hreflang="diq" data-title="Pulsar" data-language-autonym="Zazaki" data-language-local-name="Zazaki" class="interlanguage-link-target"><span>Zazaki</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E8%84%89%E5%86%B2%E6%98%9F" title="脉冲星 – kinesiska" lang="zh" hreflang="zh" data-title="脉冲星" data-language-autonym="中文" data-language-local-name="kinesiska" class="interlanguage-link-target"><span>中文</span></a></li> </ul> <div class="after-portlet after-portlet-lang"><span class="wb-langlinks-edit wb-langlinks-link"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q4360#sitelinks-wikipedia" title="Redigera interwikilänkar" class="wbc-editpage">Redigera länkar</a></span></div> </div> </div> </div> </header> <div class="vector-page-toolbar"> <div class="vector-page-toolbar-container"> <div id="left-navigation"> <nav aria-label="Namnrymder"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-nstab-main" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Pulsar" title="Visa innehållssidan [c]" accesskey="c"><span>Artikel</span></a></li><li id="ca-talk" class="vector-tab-noicon mw-list-item"><a href="/wiki/Diskussion:Pulsar" rel="discussion" title="Diskussion om innehållssidan [t]" accesskey="t"><span>Diskussion</span></a></li> </ul> </div> </div> <div id="vector-variants-dropdown" class="vector-dropdown emptyPortlet" > <input type="checkbox" id="vector-variants-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-variants-dropdown" class="vector-dropdown-checkbox " aria-label="Ändra språkvariant" > <label id="vector-variants-dropdown-label" for="vector-variants-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">svenska</span> </label> <div class="vector-dropdown-content"> <div id="p-variants" class="vector-menu mw-portlet mw-portlet-variants emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> </div> </div> </nav> </div> <div id="right-navigation" class="vector-collapsible"> <nav aria-label="Visningar"> <div id="p-views" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-views" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-view" class="selected vector-tab-noicon mw-list-item"><a href="/wiki/Pulsar"><span>Läs</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pulsar&veaction=edit" title="Redigera denna sida [v]" accesskey="v"><span>Redigera</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pulsar&action=edit" title="Redigera wikitexten för den här sidan [e]" accesskey="e"><span>Redigera wikitext</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Pulsar&action=history" title="Tidigare versioner av sidan [h]" accesskey="h"><span>Visa historik</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Sidverktyg"> <div id="vector-page-tools-dropdown" class="vector-dropdown vector-page-tools-dropdown" > <input type="checkbox" id="vector-page-tools-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-tools-dropdown" class="vector-dropdown-checkbox " aria-label="Verktyg" > <label id="vector-page-tools-dropdown-label" for="vector-page-tools-dropdown-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet" aria-hidden="true" ><span class="vector-dropdown-label-text">Verktyg</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-tools-unpinned-container" class="vector-unpinned-container"> <div id="vector-page-tools" class="vector-page-tools vector-pinnable-element"> <div class="vector-pinnable-header vector-page-tools-pinnable-header vector-pinnable-header-unpinned" data-feature-name="page-tools-pinned" data-pinnable-element-id="vector-page-tools" data-pinned-container-id="vector-page-tools-pinned-container" data-unpinned-container-id="vector-page-tools-unpinned-container" > <div class="vector-pinnable-header-label">Verktyg</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">flytta till sidofältet</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">dölj</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Fler alternativ" > <div class="vector-menu-heading"> Åtgärder </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="ca-more-view" class="selected vector-more-collapsible-item mw-list-item"><a href="/wiki/Pulsar"><span>Läs</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pulsar&veaction=edit" title="Redigera denna sida [v]" accesskey="v"><span>Redigera</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pulsar&action=edit" title="Redigera wikitexten för den här sidan [e]" accesskey="e"><span>Redigera wikitext</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Pulsar&action=history"><span>Visa historik</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Allmänt </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Special:L%C3%A4nkar_hit/Pulsar" title="Lista över alla wikisidor som länkar hit [j]" accesskey="j"><span>Sidor som länkar hit</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Special:Senaste_relaterade_%C3%A4ndringar/Pulsar" rel="nofollow" title="Visa senaste ändringarna av sidor som den här sidan länkar till [k]" accesskey="k"><span>Relaterade ändringar</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Special:Specialsidor" title="Lista över alla specialsidor [q]" accesskey="q"><span>Specialsidor</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Pulsar&oldid=55890627" title="Permanent länk till den här versionen av sidan"><span>Permanent länk</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Pulsar&action=info" title="Mer information om denna sida"><span>Sidinformation</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Special:Citera&page=Pulsar&id=55890627&wpFormIdentifier=titleform" title="Information om hur den här artikeln kan användas som referens"><span>Använd som referens</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Special:UrlShortener&url=https%3A%2F%2Fsv.wikipedia.org%2Fwiki%2FPulsar"><span>Hämta förkortad url</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Special:QrCode&url=https%3A%2F%2Fsv.wikipedia.org%2Fwiki%2FPulsar"><span>Ladda ner QR-kod</span></a></li> </ul> </div> </div> <div id="p-coll-print_export" class="vector-menu mw-portlet mw-portlet-coll-print_export" > <div class="vector-menu-heading"> Skriv ut/exportera </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="coll-create_a_book" class="mw-list-item"><a href="/w/index.php?title=Special:Bok&bookcmd=book_creator&referer=Pulsar"><span>Skapa en bok</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Special:DownloadAsPdf&page=Pulsar&action=show-download-screen"><span>Ladda ned som PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Pulsar&printable=yes" title="Utskriftsvänlig version av den här sidan [p]" accesskey="p"><span>Utskriftsvänlig version</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet 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data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">Från Wikipedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="sv" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r52055987">.mw-parser-output .vectortoccolours{border:1px solid #a2a9b1;background-color:#f8f9fa;border-collapse:separate;padding:5px;font-size:95%}</style> <div class="floatright"> <table class="vectortoccolours" style="margin: .5em 0 .5em 1em; width:260px;"> <tbody><tr> <th style="background:#F2E0CE; padding: 3px 5px 3px 5px; font-size:larger;">Pulsar </th></tr> <tr> <td style="font-size:100% !important; padding:0 5px 0 5px;"> <figure class="mw-halign-center" typeof="mw:File"><span><video id="mwe_player_0" poster="//upload.wikimedia.org/wikipedia/commons/thumb/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/225px-seek%3D0-Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.jpg" controls="" preload="none" data-mw-tmh="" class="mw-file-element" width="225" height="169" data-durationhint="48" data-mwtitle="Millisecond_pulsar_and_accretion_disk_-_NASA_animation_(hi-res).ogv" data-mwprovider="wikimediacommons"><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.480p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="480p.vp9.webm" data-width="640" data-height="480" /><source src="//upload.wikimedia.org/wikipedia/commons/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv" type="video/ogg; codecs="theora"" data-width="640" data-height="480" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.144p.mjpeg.mov" type="video/quicktime" data-transcodekey="144p.mjpeg.mov" data-width="192" data-height="144" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.240p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="240p.vp9.webm" data-width="320" data-height="240" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.360p.webm" type="video/webm; codecs="vp8, vorbis"" data-transcodekey="360p.webm" data-width="480" data-height="360" /><source src="//upload.wikimedia.org/wikipedia/commons/transcoded/4/4d/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv/Millisecond_pulsar_and_accretion_disk_-_NASA_animation_%28hi-res%29.ogv.360p.vp9.webm" type="video/webm; codecs="vp9, opus"" data-transcodekey="360p.vp9.webm" data-width="480" data-height="360" /></video></span><figcaption></figcaption></figure> <center><i>Animation över bildandet av en pulsar</i><br />En stjärna i ett binärt stjärnsystem har <a href="/wiki/Gravitationskollaps" title="Gravitationskollaps">kollapsat</a> till en <a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">neutronstjärna</a> och börjar ta material från den kvarvarande stjärnan, även känt som <a href="/wiki/Ackretion" class="mw-redirect" title="Ackretion">ackretion</a> (tillskott/tillväxt) inom <a href="/wiki/Astrofysik" title="Astrofysik">astrofysiken</a>. Materian som överförs får stjärnan att börja rotera snabbare och avge <a href="/wiki/H%C3%B6genergiastrofysik" title="Högenergiastrofysik">högenergistrålning</a> och så småningom bildas en pulsar med en rotationshastighet på upp till 1000 gånger per sekund.</center> <hr /> <ul><li><b>Förkortning:</b> PSR</li> <li><b>Prototypstjärna:</b> <a href="/wiki/RV_Tauri" title="RV Tauri">RV Tauri</a></li> <li><b>Närliggande variabeltyper:</b> <a href="/wiki/R%C3%B6ntgenbin%C3%A4r" title="Röntgenbinär">Röntgenbinärer</a> innehåller ofta en pulsar och röntgenvariabler i stort är ofta pulsarer</li> <li><b>Karaktäristika:</b> Roterande <a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">neutronstjärnor</a> som genererar regelbundna pulser av <a href="/wiki/Str%C3%A5lning" title="Strålning">strålning</a>. <sup id="cite_ref-otero_1-0" class="reference"><a href="#cite_note-otero-1"><span class="cite-reference-link-bracket">[</span>1<span class="cite-reference-link-bracket">]</span></a></sup></li> <li><b>Undergrupp:</b> <a href="/wiki/Magnetar" title="Magnetar">Magnetarer</a></li> <li><b>Antal:</b> 1 enda stjärna redovisades som pulsar i GCVS 2007, 16 stjärnor redovisades som röntgenpulsarer (XP)<sup id="cite_ref-GCVS_2-0" class="reference"><a href="#cite_note-GCVS-2"><span class="cite-reference-link-bracket">[</span>2<span class="cite-reference-link-bracket">]</span></a></sup></li></ul> </td></tr></tbody></table></div> <p>En <b>pulsar</b> (av engelskans <i>pulsating star</i>) är en roterande <a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">neutronstjärna</a> som genererar regelbundna pulser av <a href="/wiki/Str%C3%A5lning" title="Strålning">strålning</a> med <a href="/wiki/V%C3%A5gl%C3%A4ngd" title="Våglängd">våglängder</a> från <a href="/wiki/Radiov%C3%A5gor" title="Radiovågor">radiostrålning</a> till <a href="/wiki/Gammastr%C3%A5lning" title="Gammastrålning">gammastrålning</a>. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Fysikaliska_egenskaper">Fysikaliska egenskaper</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=1" title="Redigera avsnitt: Fysikaliska egenskaper" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=1" title="Redigera avsnitts källkod: Fysikaliska egenskaper"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Strålningen utgår från <a href="/wiki/Stj%C3%A4rna" title="Stjärna">stjärnans</a> båda <a href="/wiki/Magnetism" title="Magnetism">magnetiska</a> poler och bildar alltså två koner åt motsatta håll. Eftersom rotationsaxeln och de magnetiska polerna inte ligger på samma ställen, sveper dessa strålningsknippen över himlen med samma intervall som stjärnans rotationshastighet. Neutronstjärnor är endast några kilometer i diameter och extremt kompakta. Deras rotationshastighet kan komma upp i tusen varv i sekunden.<sup><a href="/wiki/Wikipedia:Introduktion_till_k%C3%A4llh%C3%A4nvisningar" title="Wikipedia:Introduktion till källhänvisningar">[<span title="Denna uppgift behöver källa (2024-02)"><i>källa behövs</i></span>]</a></sup> </p><p>Strålningspulsernas period kan variera från några hundradelar av en sekund till några få sekunder men är vanligen mellan en halv och en sekund. Varaktigheten håller sig i genomsnitt till ca 0,01 sekund. Strålningen från en del av dessa objekt har visat sig vara <a href="/wiki/Polarisering_(elektromagnetism)" title="Polarisering (elektromagnetism)">polariserad</a>, vilket tyder på närvaro av <a href="/wiki/Magnetf%C3%A4lt" title="Magnetfält">magnetfält</a>.<sup id="cite_ref-BB_3-0" class="reference"><a href="#cite_note-BB-3"><span class="cite-reference-link-bracket">[</span>3<span class="cite-reference-link-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Historik">Historik</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=2" title="Redigera avsnitt: Historik" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=2" title="Redigera avsnitts källkod: Historik"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/Fil:Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg/190px-Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg" decoding="async" width="190" height="253" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/65/Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg/285px-Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/65/Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg/380px-Chart_Showing_Radio_Signal_of_First_Identified_Pulsar.jpg 2x" data-file-width="3024" data-file-height="4032" /></a><figcaption>Diagrammet där <a href="/wiki/Jocelyn_Bell" title="Jocelyn Bell">Jocelyn Bell</a> först identifierade signalen från en pulsar, utställt i Cambridge University Library</figcaption></figure> <p>Fenomenet upptäcktes år <a href="/wiki/1967" title="1967">1967</a><sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-reference-link-bracket">[</span>4<span class="cite-reference-link-bracket">]</span></a></sup> av <a href="/wiki/Doktorand" title="Doktorand">doktoranden</a> <a href="/wiki/Jocelyn_Bell" title="Jocelyn Bell">Jocelyn Bell</a> och hon lyckades till slut övertyga sin handledare <a href="/wiki/Antony_Hewish" title="Antony Hewish">Antony Hewish</a> om att det var en viktig upptäckt. För denna fick Hewish <a href="/wiki/Nobelpriset_i_fysik" title="Nobelpriset i fysik">nobelpriset i fysik</a> <a href="/wiki/1974" title="1974">1974</a>.<sup id="cite_ref-nobelpris_5-0" class="reference"><a href="#cite_note-nobelpris-5"><span class="cite-reference-link-bracket">[</span>5<span class="cite-reference-link-bracket">]</span></a></sup> När man först uppmätte de extremt regelbundna signalerna från yttre rymden spekulerades det i om det kunde vara de första bevisen för utomjordiskt intelligent liv. Därför kallades objektet först inofficiellt för <i>LGM-1</i>, där LGM stod för "Little Green Men". Den officiella beteckningen är <a href="/wiki/PSR_B1919%2B21" title="PSR B1919+21">PSR B1919+21</a>.<sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-reference-link-bracket">[</span>6<span class="cite-reference-link-bracket">]</span></a></sup><sup id="cite_ref-edn_7-0" class="reference"><a href="#cite_note-edn-7"><span class="cite-reference-link-bracket">[</span>7<span class="cite-reference-link-bracket">]</span></a></sup> </p><p>Den mest kända pulsaren är <a href="/wiki/Krabbpulsaren" title="Krabbpulsaren">Krabbpulsaren</a> (PSR B0531+21), en relativt ung central <a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">neutronstjärna</a> i <a href="/wiki/Krabbnebulosan" title="Krabbnebulosan">Krabbnebulosan</a>. Den är en rest efter <a href="/wiki/Supernova" title="Supernova">supernovan</a> <a href="/wiki/SN_1054" title="SN 1054">SN 1054</a>.<sup id="cite_ref-nobelpris_5-1" class="reference"><a href="#cite_note-nobelpris-5"><span class="cite-reference-link-bracket">[</span>5<span class="cite-reference-link-bracket">]</span></a></sup> </p> <ul class="gallery mw-gallery-traditional" style="max-width: 892px;"> <li class="gallerybox" style="width: 215px"> <div class="thumb" style="width: 210px; height: 160px;"><span typeof="mw:File"><a href="/wiki/Fil:Chandra-crab.jpg" class="mw-file-description" title="En bild av Krabbnebulosan i röntgen och vanligt ljus (sammansatta)."><img alt="En bild av Krabbnebulosan i röntgen och vanligt ljus (sammansatta)." src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Chandra-crab.jpg/130px-Chandra-crab.jpg" decoding="async" width="130" height="130" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Chandra-crab.jpg/195px-Chandra-crab.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c9/Chandra-crab.jpg/260px-Chandra-crab.jpg 2x" data-file-width="2400" data-file-height="2400" /></a></span></div> <div class="gallerytext">En bild av <a href="/wiki/Krabbnebulosan" title="Krabbnebulosan">Krabbnebulosan</a> i <a href="/wiki/R%C3%B6ntgenstr%C3%A5lning" title="Röntgenstrålning">röntgen</a> och vanligt ljus (sammansatta).</div> </li> <li class="gallerybox" style="width: 215px"> <div class="thumb" style="width: 210px; height: 160px;"><span typeof="mw:File"><a href="/wiki/Fil:Pulsar_schematic.svg" class="mw-file-description" title="Principiell funktionsskiss av en pulsar. Strålningen lämnar kroppen i två smala knippen som sveper genom universum."><img alt="Principiell funktionsskiss av en pulsar. Strålningen lämnar kroppen i två smala knippen som sveper genom universum." src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Pulsar_schematic.svg/173px-Pulsar_schematic.svg.png" decoding="async" width="173" height="130" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Pulsar_schematic.svg/260px-Pulsar_schematic.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3e/Pulsar_schematic.svg/347px-Pulsar_schematic.svg.png 2x" data-file-width="1024" data-file-height="768" /></a></span></div> <div class="gallerytext">Principiell funktionsskiss av en pulsar. Strålningen lämnar kroppen i två smala knippen som sveper genom universum.</div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="Varaktighet">Varaktighet</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=3" title="Redigera avsnitt: Varaktighet" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=3" title="Redigera avsnitts källkod: Varaktighet"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Från jorden kan vi bara observera de pulsarer där strålningsknippena är riktade mot oss. Efter hand som neutronstjärnor åldras så minskar deras rotationshastighet. När hastigheten sjunkit under en viss gräns (den s.k. dödslinjen) antas det att pulsmekanismen slutar, varvid neutronstjärnan inte längre är en pulsar. Dödslinjen beräknas uppnås efter 10-100 miljoner år, vilket skulle innebära att 99% av alla pulsarer som funnits i det 13,7 miljarder år gamla universumet har slutat pulsera.<sup id="cite_ref-cv.nrao.edu_8-0" class="reference"><a href="#cite_note-cv.nrao.edu-8"><span class="cite-reference-link-bracket">[</span>8<span class="cite-reference-link-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Se_även"><span id="Se_.C3.A4ven"></span>Se även</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=4" title="Redigera avsnitt: Se även" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=4" title="Redigera avsnitts källkod: Se även"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Bin%C3%A4r_pulsar" title="Binär pulsar">Binär pulsar</a></li> <li><a href="/wiki/Kvarkstj%C3%A4rna" title="Kvarkstjärna">Kvarkstjärna</a></li> <li><a href="/wiki/Magnetar" title="Magnetar">Magnetar</a></li> <li><a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">Neutronstjärna</a></li> <li><a href="/wiki/Svart_h%C3%A5l" title="Svart hål">Svart hål</a></li> <li><a href="/wiki/Vit_dv%C3%A4rg" title="Vit dvärg">Vit dvärg</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Referenser">Referenser</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=5" title="Redigera avsnitt: Referenser" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=5" title="Redigera avsnitts källkod: Referenser"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-otero-1"><a href="#cite_ref-otero_1-0">^</a> <span class="reference-text"><cite style="font-style:normal" class="web" id="CITEREFOteroWatsonWils">Otero, S. A.; Watson, C.; Wils, P.. <a rel="nofollow" class="external text" href="http://www.aavso.org/vsx/index.php?view=about.vartypes">”Variable Star Type Designations in the VSX”</a> (på engelska). <i><span>AAVSOs hemsida</span></i>. American Association of Variable Star Observers<span class="printonly">. <a rel="nofollow" class="external free" href="http://www.aavso.org/vsx/index.php?view=about.vartypes">http://www.aavso.org/vsx/index.php?view=about.vartypes</a></span><span class="reference-accessdate">. Läst 8 februari 2020</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=Variable+Star+Type+Designations+in+the+VSX&rft.atitle=AAVSOs+hemsida&rft.aulast=Otero&rft.aufirst=S.+A.&rft.au=Otero%2C+S.+A.&rft.au=Watson%2C+C.&rft.au=Wils%2C+P.&rft.pub=American+Association+of+Variable+Star+Observers&rft_id=http%3A%2F%2Fwww.aavso.org%2Fvsx%2Findex.php%3Fview%3Dabout.vartypes&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-GCVS-2"><a href="#cite_ref-GCVS_2-0">^</a> <span class="reference-text"><cite style="font-style:normal" class="web"><a rel="nofollow" class="external text" href="http://www.sai.msu.su/groups/cluster/gcvs/gcvs/iii/vartype.txt">”Variability types, General Catalogue of Variable Stars”</a> (på engelska). Sternberg Astronomical Institute, Moskva, Ryssland<span class="printonly">. <a rel="nofollow" class="external free" href="http://www.sai.msu.su/groups/cluster/gcvs/gcvs/iii/vartype.txt">http://www.sai.msu.su/groups/cluster/gcvs/gcvs/iii/vartype.txt</a></span><span class="reference-accessdate">. Läst 8 februari 2020</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=Variability+types%2C+General+Catalogue+of+Variable+Stars&rft.atitle=&rft.pub=Sternberg+Astronomical+Institute%2C+Moskva%2C+Ryssland&rft_id=http%3A%2F%2Fwww.sai.msu.su%2Fgroups%2Fcluster%2Fgcvs%2Fgcvs%2Fiii%2Fvartype.txt&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-BB-3"><a href="#cite_ref-BB_3-0">^</a> <span class="reference-text"><a href="/wiki/Bra_B%C3%B6ckers_lexikon" title="Bra Böckers lexikon">Bra Böckers lexikon</a>, 1979.</span> </li> <li id="cite_note-4"><a href="#cite_ref-4">^</a> <span class="reference-text"><cite style="font-style:normal" class="news"><a rel="nofollow" class="external text" href="http://www.alltomvetenskap.se/nyheter/neutronstjarna">”Neutronstjärna?”</a> (på svenska). Allt om vetenskap. 7 augusti 2007<span class="printonly">. <a rel="nofollow" class="external free" href="http://www.alltomvetenskap.se/nyheter/neutronstjarna">http://www.alltomvetenskap.se/nyheter/neutronstjarna</a></span><span class="reference-accessdate">. Läst 23 oktober 2017</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=Neutronstj%C3%A4rna%3F&rft.atitle=&rft.date=7+augusti+2007&rft.pub=Allt+om+vetenskap&rft_id=http%3A%2F%2Fwww.alltomvetenskap.se%2Fnyheter%2Fneutronstjarna&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-nobelpris-5">^ [<a href="#cite_ref-nobelpris_5-0"><small>a</small></a> <a href="#cite_ref-nobelpris_5-1"><small>b</small></a>] <span class="reference-text"><a href="/wiki/Kungliga_Vetenskapsakademien" title="Kungliga Vetenskapsakademien">Kungliga Vetenskapsakademien</a> (15 oktober 1974). ”<a rel="nofollow" class="external text" href="https://www.nobelprize.org/prizes/physics/1974/press-release/">The Nobel Prize in Physics 1974</a>” (på en). <a href="/wiki/Pressmeddelande" title="Pressmeddelande">Pressmeddelande</a>.  Läst 19 februari 2024.</span> </li> <li id="cite_note-6"><a href="#cite_ref-6">^</a> <span class="reference-text"><cite style="font-style:normal" class="web"><a rel="nofollow" class="external text" href="https://www.bbc.co.uk/programmes/p009s61s">”The discovery of pulsars (klipp från ett avsnitt av BBC Horizons)”</a>. <a href="/wiki/BBC" title="BBC">BBC</a>. 1 september 2010<span class="printonly">. <a rel="nofollow" class="external free" href="https://www.bbc.co.uk/programmes/p009s61s">http://www.bbc.co.uk/programmes/p009s61s</a></span><span class="reference-accessdate">. Läst 19 februari 2024</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=The+discovery+of+pulsars+%28klipp+fr%C3%A5n+ett+avsnitt+av+BBC+Horizons%29&rft.atitle=&rft.date=1+september+2010&rft.pub=%5B%5BBBC%5D%5D&rft_id=http%3A%2F%2Fwww.bbc.co.uk%2Fprogrammes%2Fp009s61s&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-edn-7"><a href="#cite_ref-edn_7-0">^</a> <span class="reference-text"><cite style="font-style:normal" class="web"><a rel="nofollow" class="external text" href="http://www.edn.com/electronics-blogs/edn-moments/4402048/Pulsar-is-1st-observed--November-28--1967">”Pulsar is 1st observed, November 28, 1967”</a> (på engelska). EDN Network<span class="printonly">. <a rel="nofollow" class="external free" href="http://www.edn.com/electronics-blogs/edn-moments/4402048/Pulsar-is-1st-observed--November-28--1967">http://www.edn.com/electronics-blogs/edn-moments/4402048/Pulsar-is-1st-observed--November-28--1967</a></span><span class="reference-accessdate">. Läst 19 februari 2024</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=Pulsar+is+1st+observed%2C+November+28%2C+1967&rft.atitle=&rft.pub=EDN+Network&rft_id=http%3A%2F%2Fwww.edn.com%2Felectronics-blogs%2Fedn-moments%2F4402048%2FPulsar-is-1st-observed--November-28--1967&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> <li id="cite_note-cv.nrao.edu-8"><a href="#cite_ref-cv.nrao.edu_8-0">^</a> <span class="reference-text"><cite style="font-style:normal" class="web"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20201112023711/https://www.cv.nrao.edu/course/astr534/Pulsars.html">”Pulsars”</a>. <i><span>www.cv.nrao.edu</span></i>. Arkiverad från <a rel="nofollow" class="external text" href="https://www.cv.nrao.edu/course/astr534/Pulsars.html">originalet</a> den 12 november 2020<span class="printonly">. <a rel="nofollow" class="external free" href="https://web.archive.org/web/20201112023711/https://www.cv.nrao.edu/course/astr534/Pulsars.html">https://web.archive.org/web/20201112023711/https://www.cv.nrao.edu/course/astr534/Pulsars.html</a></span><span class="reference-accessdate">. Läst 19 februari 2024</span>.</cite><span class="Z3988" title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.btitle=Pulsars&rft.atitle=www.cv.nrao.edu&rft_id=https%3A%2F%2Fweb.archive.org%2Fweb%2F20201112023711%2Fhttps%3A%2F%2Fwww.cv.nrao.edu%2Fcourse%2Fastr534%2FPulsars.html&rfr_id=info:sid/en.wikipedia.org:Pulsar"><span style="display: none;"> </span></span></span> </li> </ol></div> <div class="mw-heading mw-heading2"><h2 id="Externa_länkar"><span id="Externa_l.C3.A4nkar"></span>Externa länkar</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Pulsar&veaction=edit&section=6" title="Redigera avsnitt: Externa länkar" class="mw-editsection-visualeditor"><span>redigera</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Pulsar&action=edit&section=6" title="Redigera avsnitts källkod: Externa länkar"><span>redigera wikitext</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><span typeof="mw:File"><span><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/15px-Commons-logo.svg.png" decoding="async" width="15" height="20" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/23px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4a/Commons-logo.svg/30px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> Wikimedia Commons har media som rör <a href="https://commons.wikimedia.org/wiki/Category:Pulsars" class="extiw" title="commons:Category:Pulsars">Pulsar</a>.<div class="interProject commons" style="display:none;"><a href="https://commons.wikimedia.org/wiki/Category:Pulsars" class="extiw" title="commons:Category:Pulsars">Bilder & media</a></div></li> <li><a rel="nofollow" class="external text" href="https://imagine.gsfc.nasa.gov/science/objects/neutron_stars1.html">NASA Imagine the Universe! - Neutron Stars and Pulsars</a></li> <li><a rel="nofollow" class="external text" href="https://openstax.org/books/astronomy/pages/23-4-pulsars-and-the-discovery-of-neutron-stars">OpenStax – Pulsars and the Discovery of Neutron Stars</a></li></ul> <style data-mw-deduplicate="TemplateStyles:r56287950">.mw-parser-output table.navbox{border:#aaa 1px solid;width:100%;margin:auto;margin-top:1em;clear:both;font-size:88%;text-align:center;padding:1px}.mw-parser-output link+table.navbox{margin-top:-1px}.mw-parser-output .navbox-title,.mw-parser-output .navbox-abovebelow,.mw-parser-output table.navbox th{text-align:center;padding-left:1em;padding-right:1em}.mw-parser-output .navbox-thlinkcolor .navbox-title button,.mw-parser-output .navbox-thlinkcolor .navbox-title .mw-collapsible-text,.mw-parser-output .navbox-thlinkcolor .navbox-title a{color:inherit}.mw-parser-output .nowraplinks 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title="Laniakeasuperhopen">Laniakeasuperhopen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Virgosuperhopen" title="Virgosuperhopen">Virgosuperhopen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Kvasar" title="Kvasar">Kvasar</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Blazar" title="Blazar">Blazar</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Vintergatan" title="Vintergatan">Vintergatan</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Seyfertgalax" title="Seyfertgalax">Seyfert</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Radiogalax" title="Radiogalax">Radiogalax</a><span style="font-weight:bold;"> · </span><a href="/wiki/Starburstgalax" title="Starburstgalax">Starburstgalax</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Aktiv_galaxk%C3%A4rna" title="Aktiv galaxkärna">Aktiv galaxkärna</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Stjärnrelaterade artiklar</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Astronomi" title="Astronomi">Astronomi</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Astrofysik" title="Astrofysik">Astrofysik</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Protostj%C3%A4rna" title="Protostjärna">Protostjärna</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Brun_dv%C3%A4rg" title="Brun dvärg">Brun dvärg</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Vit_dv%C3%A4rg" title="Vit dvärg">Vit dvärg</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Stj%C3%A4rna" title="Stjärna">Stjärna</a><span style="font-weight:bold;"> · </span> <a href="/wiki/R%C3%B6d_j%C3%A4tte" title="Röd jätte">Röd jätte</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Dubbelstj%C3%A4rna" title="Dubbelstjärna">Dubbelstjärna</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Neutronstj%C3%A4rna" title="Neutronstjärna">Neutronstjärna</a> (<a class="mw-selflink selflink">Pulsar</a>, <a href="/wiki/Magnetar" title="Magnetar">Magnetar</a>)<span style="font-weight:bold;"> · </span> <a href="/wiki/Kvarkstj%C3%A4rna" title="Kvarkstjärna">Kvarkstjärna</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Svart_h%C3%A5l" title="Svart hål">Svart hål</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ackretionsskiva" title="Ackretionsskiva">Ackretionsskiva</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Stjärnfenomen</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Olbers_paradox" title="Olbers paradox">Olbers paradox</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Chandrasekhargr%C3%A4nsen" title="Chandrasekhargränsen">Chandrasekhargränsen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Sch%C3%B6nberg-Chandrasekhar-gr%C3%A4nsen" title="Schönberg-Chandrasekhar-gränsen">Schönberg-Chandrasekhar-gränsen</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Eddington-luminositet" title="Eddington-luminositet">Eddington-luminositet</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Supernova" title="Supernova">Supernova</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Hypernova" title="Hypernova">Hypernova</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Ultralumin%C3%B6s_r%C3%B6ntgenk%C3%A4lla" title="Ultraluminös röntgenkälla">Ultraluminös röntgenkälla</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Gammablixt" title="Gammablixt">Gammablixt</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Neutrinoastronomi" title="Neutrinoastronomi">Neutrinoastronomi</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Nukleosyntes" title="Nukleosyntes">Nukleosyntes</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Mindre himlakroppar</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Planet" title="Planet">Planet</a><span style="font-weight:bold;"> · </span> <a href="/wiki/M%C3%A5ne" title="Måne">Måne</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Komet" title="Komet">Komet</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Meteoroid" title="Meteoroid">Meteoroid</a> (<a href="/wiki/Meteor" title="Meteor">meteor</a>, <a href="/wiki/Meteorit" title="Meteorit">meteorit</a>, <a href="/wiki/Eldkula" title="Eldkula">eldkula</a>)<span style="font-weight:bold;"> · </span> <a href="/wiki/Sm%C3%A5planet" title="Småplanet">Småplaneter</a> (<a href="/wiki/Dv%C3%A4rgplanet" title="Dvärgplanet">dvärgplanet</a>, <a href="/wiki/Asteroid" title="Asteroid">asteroid</a>)</div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Rymdfart</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Rymdfart" title="Rymdfart">Rymdfart</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdfarkost" title="Rymdfarkost">Rymdfarkost</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdraket" title="Rymdraket">Rymdraket</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdf%C3%A4rja" title="Rymdfärja">Rymdfärja</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdsond" title="Rymdsond">Rymdsond</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdstation" title="Rymdstation">Rymdstation</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Rymdfarare" title="Rymdfarare">Rymdfarare</a></div></td></tr><tr style="height:2px"><td></td></tr><tr><td class="navbox-group" style=";;">Övrigt</td><td style="text-align:left;border-left:2px solid #fdfdfd;width:100%;padding:0px;;;" class="navbox-list navbox-"><div style="padding:0em 0.25em"><a href="/wiki/Himmel" title="Himmel">Himmel</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Himlakropp" title="Himlakropp">Himlakropp</a><span style="font-weight:bold;"> · </span> <a href="/wiki/Naturlig_satellit" class="mw-redirect" title="Naturlig satellit">Satellit</a> (drabant)<span style="font-weight:bold;"> · </span> <a href="/wiki/Omloppsbana" title="Omloppsbana">Omloppsbana</a></div></td></tr></tbody></table></td></tr></tbody></table>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Hämtad från ”<a dir="ltr" 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