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[n]" accesskey="n"><span>Discussió per aquest IP</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="Lloc"> <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="Contingut" 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">Contingut</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">amaga</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">Inici</div> </a> </li> <li id="toc-Història" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Història"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Història</span> </div> </a> <ul id="toc-Història-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Vegeu_també" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Vegeu_també"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Vegeu també</span> </div> </a> <ul id="toc-Vegeu_també-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="Contingut" 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="Commuta la taula de continguts." > <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">Commuta la taula de continguts.</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">Energia del buit</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="Vés a un article en una altra llengua. Disponible en 19 llengües" > <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-19" 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">19 llengües</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B7%D8%A7%D9%82%D8%A9_%D8%A7%D9%84%D9%81%D8%B1%D8%A7%D8%BA" title="طاقة الفراغ - àrab" lang="ar" hreflang="ar" data-title="طاقة الفراغ" data-language-autonym="العربية" data-language-local-name="àrab" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AD%E0%A7%8D%E0%A6%AF%E0%A6%BE%E0%A6%95%E0%A7%81%E0%A6%AF%E0%A6%BC%E0%A6%BE%E0%A6%AE_%E0%A6%B6%E0%A6%95%E0%A7%8D%E0%A6%A4%E0%A6%BF" title="ভ্যাকুয়াম শক্তি - bengalí" lang="bn" hreflang="bn" data-title="ভ্যাকুয়াম শক্তি" data-language-autonym="বাংলা" data-language-local-name="bengalí" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Energie_vakua" title="Energie vakua - txec" lang="cs" hreflang="cs" data-title="Energie vakua" data-language-autonym="Čeština" data-language-local-name="txec" 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/Vakuumenergi" title="Vakuumenergi - danès" lang="da" hreflang="da" data-title="Vakuumenergi" data-language-autonym="Dansk" data-language-local-name="danès" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de badge-Q70894304 mw-list-item" title=""><a href="https://de.wikipedia.org/wiki/Vakuumenergie" title="Vakuumenergie - alemany" lang="de" hreflang="de" data-title="Vakuumenergie" data-language-autonym="Deutsch" data-language-local-name="alemany" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Vacuum_energy" title="Vacuum energy - anglès" lang="en" hreflang="en" data-title="Vacuum energy" data-language-autonym="English" data-language-local-name="anglès" 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/Energ%C3%ADa_del_vac%C3%ADo" title="Energía del vacío - espanyol" lang="es" hreflang="es" data-title="Energía del vacío" data-language-autonym="Español" data-language-local-name="espanyol" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A7%D9%86%D8%B1%DA%98%DB%8C_%D8%AE%D9%84%D8%A3" title="انرژی خلأ - persa" lang="fa" hreflang="fa" data-title="انرژی خلأ" data-language-autonym="فارسی" data-language-local-name="persa" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Tyhji%C3%B6energia" title="Tyhjiöenergia - finès" lang="fi" hreflang="fi" data-title="Tyhjiöenergia" data-language-autonym="Suomi" data-language-local-name="finès" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/%C3%89nergie_du_vide" title="Énergie du vide - francès" lang="fr" hreflang="fr" data-title="Énergie du vide" data-language-autonym="Français" data-language-local-name="francès" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Energi_vakum" title="Energi vakum - indonesi" lang="id" hreflang="id" data-title="Energi vakum" data-language-autonym="Bahasa Indonesia" data-language-local-name="indonesi" 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/Energia_del_vuoto" title="Energia del vuoto - italià" lang="it" hreflang="it" data-title="Energia del vuoto" data-language-autonym="Italiano" data-language-local-name="italià" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Vakuumenergi" title="Vakuumenergi - noruec nynorsk" lang="nn" hreflang="nn" data-title="Vakuumenergi" data-language-autonym="Norsk nynorsk" data-language-local-name="noruec nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Energia_do_v%C3%A1cuo" title="Energia do vácuo - portuguès" lang="pt" hreflang="pt" data-title="Energia do vácuo" data-language-autonym="Português" data-language-local-name="portuguès" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%AD%D0%BD%D0%B5%D1%80%D0%B3%D0%B8%D1%8F_%D0%B2%D0%B0%D0%BA%D1%83%D1%83%D0%BC%D0%B0" title="Энергия вакуума - rus" lang="ru" hreflang="ru" data-title="Энергия вакуума" data-language-autonym="Русский" data-language-local-name="rus" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sk mw-list-item"><a href="https://sk.wikipedia.org/wiki/Energia_v%C3%A1kua" title="Energia vákua - eslovac" lang="sk" hreflang="sk" data-title="Energia vákua" data-language-autonym="Slovenčina" data-language-local-name="eslovac" class="interlanguage-link-target"><span>Slovenčina</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%95%D0%BD%D0%B5%D1%80%D0%B3%D1%96%D1%8F_%D0%B2%D0%B0%D0%BA%D1%83%D1%83%D0%BC%D1%83" title="Енергія вакууму - ucraïnès" lang="uk" hreflang="uk" data-title="Енергія вакууму" data-language-autonym="Українська" data-language-local-name="ucraïnès" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/N%C4%83ng_l%C6%B0%E1%BB%A3ng_ch%C3%A2n_kh%C3%B4ng" title="Năng lượng chân không - vietnamita" lang="vi" hreflang="vi" data-title="Năng lượng chân không" data-language-autonym="Tiếng Việt" data-language-local-name="vietnamita" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E7%9C%9F%E7%A9%BA%E8%83%BD%E9%87%8F" title="真空能量 - xinès" lang="zh" hreflang="zh" data-title="真空能量" data-language-autonym="中文" data-language-local-name="xinès" 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/Q1143773#sitelinks-wikipedia" title="Modifica enllaços interlingües" class="wbc-editpage">Modifica els enllaços</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="Espais de noms"> <div id="p-associated-pages" class="vector-menu vector-menu-tabs mw-portlet mw-portlet-associated-pages" > <div 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Accions </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/Energia_del_buit"><span>Mostra</span></a></li><li id="ca-more-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Energia_del_buit&action=edit" title="Modifica el codi font d'aquesta pàgina [e]" accesskey="e"><span>Modifica</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Energia_del_buit&action=history"><span>Mostra l'historial</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> General </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Especial:Enlla%C3%A7os/Energia_del_buit" title="Una llista de totes les pàgines wiki que enllacen amb 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</div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Eines de la pàgina"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aparença"> <div id="vector-appearance-pinned-container" class="vector-pinned-container"> <div id="vector-appearance" class="vector-appearance vector-pinnable-element"> <div class="vector-pinnable-header vector-appearance-pinnable-header vector-pinnable-header-pinned" data-feature-name="appearance-pinned" data-pinnable-element-id="vector-appearance" data-pinned-container-id="vector-appearance-pinned-container" data-unpinned-container-id="vector-appearance-unpinned-container" > <div class="vector-pinnable-header-label">Aparença</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">mou a la barra lateral</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">amaga</button> </div> </div> </div> </nav> </div> </div> <div id="bodyContent" class="vector-body" aria-labelledby="firstHeading" data-mw-ve-target-container> <div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">De la Viquipèdia, l'enciclopèdia lliure</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="ca" dir="ltr"><p>L'<b>energia del buit</b> és una <a href="/wiki/Energia" title="Energia">energia</a> de fons existent en l'espai fins i tot en absència de tota mena de matèria. L'energia del buit té un origen purament <a href="/wiki/Qu%C3%A0ntic" class="mw-redirect" title="Quàntic">quàntic</a> i és responsable d'efectes físics observables com l'<a href="/wiki/Efecte_Casimir" title="Efecte Casimir">efecte Casimir</a>. Així mateix, l'energia del buit permet l'evaporació d'un <a href="/wiki/Forat_negre" title="Forat negre">forat negre</a> mitjançant la <a href="/wiki/Radiaci%C3%B3_de_Hawking" title="Radiació de Hawking">radiació de Hawking</a>. </p><p>L'energia del buit tindria també importants conseqüències cosmològiques, ja que estaria relacionada amb el període inicial d'expansió inflacionari i amb l'aparent <a href="/wiki/Expansi%C3%B3_accelerada_de_l%27univers" class="mw-redirect" title="Expansió accelerada de l'univers">acceleració actual de l'expansió de l'univers</a>. Alguns astrofísics pensen que l'energia del buit podria ser responsable de l'<a href="/wiki/Energia_fosca" title="Energia fosca">energia fosca</a> de l'univers (popularitzada en el terme <i>quinta essència</i>), associada amb la constant cosmològica de la <a href="/wiki/Relativitat_general" title="Relativitat general">relativitat general</a>. Aquesta energia fosca desenvoluparia un paper similar a una força de gravetat repulsiva, contribuint a l'expansió de l'univers. </p> <div class="mw-heading mw-heading2"><h2 id="Història"><span id="Hist.C3.B2ria"></span>Història</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energia_del_buit&action=edit&section=1" title="Modifica la secció: Història"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>El <a href="/wiki/1934" title="1934">1934</a>, <a href="/wiki/Georges_Lema%C3%AEtre" title="Georges Lemaître">Georges Lemaître</a> va utilitzar una <a href="/wiki/Equaci%C3%B3" title="Equació">equació</a> anàloga a una equació d'estat d'un <a href="/wiki/Gas_ideal" title="Gas ideal">gas ideal</a> per a interpretar la <a href="/wiki/Constant_cosmol%C3%B2gica" title="Constant cosmològica">constant cosmològica</a> en termes de densitat d'energia del buit. El <a href="/wiki/1973" title="1973">1973</a>, <a href="/w/index.php?title=Edward_Tryon&action=edit&redlink=1" class="new" title="Edward Tryon (encara no existeix)">Edward Tryon</a> proposà que l'univers podria ser una <a href="/w/index.php?title=Fluctuaci%C3%B3_qu%C3%A0ntica_del_buit&action=edit&redlink=1" class="new" title="Fluctuació quàntica del buit (encara no existeix)">fluctuació quàntica del buit</a>, en el qual la fluctuació positiva estaria representada per la massa i energia i la fluctuació negativa per l'<a href="/wiki/Energia_potencial" title="Energia potencial">energia potencial</a> gravitatòria global de l'univers. Durant els anys 80, es van realitzar nombrosos intents de relacionar l'energia del buit amb alguna <a href="/wiki/Teoria_de_la_Gran_Unificaci%C3%B3" class="mw-redirect" title="Teoria de la Gran Unificació">teoria de la gran unificació</a> susceptible de ser confirmada per les observacions astrofísiques. </p> <div class="mw-heading mw-heading2"><h2 id="Vegeu_també"><span id="Vegeu_tamb.C3.A9"></span>Vegeu també</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Energia_del_buit&action=edit&section=2" title="Modifica la secció: Vegeu també"><span>modifica</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Energia_del_punt_zero" title="Energia del punt zero">Energia del punt zero</a>.</li></ul> <div role="navigation" class="navbox" aria-labelledby="Cosmologia_física" style="padding:3px"><table class="nowraplinks collapsible collapsed navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div class="plainlinks hlist navbar mini"><ul><li class="nv-view"><span typeof="mw:File"><a href="/wiki/Plantilla:Cosmologia_f%C3%ADsica" title="Plantilla:Cosmologia física"><img alt="Vegeu aquesta plantilla" src="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Commons-emblem-notice.svg/18px-Commons-emblem-notice.svg.png" decoding="async" width="18" height="18" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/28/Commons-emblem-notice.svg/27px-Commons-emblem-notice.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/28/Commons-emblem-notice.svg/36px-Commons-emblem-notice.svg.png 2x" data-file-width="48" data-file-height="48" /></a></span></li></ul></div><div id="Cosmologia_física" style="font-size:114%;margin:0 4em"><a href="/wiki/Cosmologia_f%C3%ADsica" title="Cosmologia física">Cosmologia física</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Conceptes generals</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Big-bang" title="Big-bang">Big-bang</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Univers" title="Univers">Univers</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Edat_de_l%27Univers" title="Edat de l'Univers">Edat de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Cronologia_de_l%27Univers&action=edit&redlink=1" class="new" title="Cronologia de l'Univers (encara no existeix)">Cronologia de l'Univers</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Univers primitiu</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;"><div style="padding:0em 0.75em;"><a href="/wiki/Cronologia_del_big-bang" title="Cronologia del big-bang">Cronologia del big-bang</a></div></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/%C3%88poca_de_Planck" title="Època de Planck">Època de Planck</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_de_la_gran_unificaci%C3%B3" title="Època de la gran unificació">Època de la gran unificació</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_electrofeble" title="Època electrofeble">Època electrofeble</a> (<i><a href="/wiki/Inflaci%C3%B3_c%C3%B2smica" title="Inflació còsmica">Època de la inflació</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cronologia_del_big-bang" title="Cronologia del big-bang">Reescalfament</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Bariog%C3%A8nesi" title="Bariogènesi">Bariogènesi</a></i>)<span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_dels_quarks" title="Època dels quarks">Època dels quarks</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_hadr%C3%B2nica" title="Època hadrònica">Època hadrònica</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_lept%C3%B2nica" title="Època leptònica">Època leptònica</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/%C3%88poca_fot%C3%B2nica" title="Època fotònica">Època fotònica</a> (<i><a href="/wiki/Nucleos%C3%ADntesi_primordial" title="Nucleosíntesi primordial">Nucleosíntesi primordial</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cronologia_del_big-bang" title="Cronologia del big-bang">Domini de la matèria</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Recombinaci%C3%B3_(cosmologia)&action=edit&redlink=1" class="new" title="Recombinació (cosmologia) (encara no existeix)">Recombinació</a></i>)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Cronologia_del_big-bang" title="Cronologia del big-bang">Edats fosques</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cronologia_del_big-bang" title="Cronologia del big-bang">Época habitable</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Reionitzaci%C3%B3&action=edit&redlink=1" class="new" title="Reionització (encara no existeix)">Reionització</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;padding-left:0em;padding-right:0em;"><div style="padding:0em 0.75em;">Fons</div></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Radiaci%C3%B3_c%C3%B2smica_de_fons" title="Radiació còsmica de fons">Radiació còsmica de fons</a> (CBR)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Ona_gravitat%C3%B2ria_c%C3%B2smica_de_fons" title="Ona gravitatòria còsmica de fons">Ona gravitatòria còsmica de fons</a> (GWB)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Fons_c%C3%B2smic_de_microones" class="mw-redirect" title="Fons còsmic de microones">Fons còsmic de microones</a> (CMB)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Fons_c%C3%B2smic_de_neutrins" title="Fons còsmic de neutrins">Fons còsmic de neutrins</a> (CNB)<span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Fons_c%C3%B2smic_d%27infraroig&action=edit&redlink=1" class="new" title="Fons còsmic d'infraroig (encara no existeix)">Fons còsmic d'infraroig</a> (INB)</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Expansió i futur</th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Constant_de_Hubble" title="Constant de Hubble">Constant de Hubble</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Despla%C3%A7ament_cap_al_roig" title="Desplaçament cap al roig">Desplaçament cap al roig</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Expansi%C3%B3_de_l%27Univers" title="Expansió de l'Univers">Expansió de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Expansi%C3%B3_accelerada_de_l%27Univers" title="Expansió accelerada de l'Univers">Expansió accelerada de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/M%C3%A8trica_FLRW" title="Mètrica FLRW">Mètrica FLRW</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Equacions_de_Friedmann" title="Equacions de Friedmann">Equacions de Friedmann</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Cosmologia_inhomog%C3%A8nia&action=edit&redlink=1" class="new" title="Cosmologia inhomogènia (encara no existeix)">Cosmologia inhomogènia</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Futur_d%27un_univers_en_expansi%C3%B3&action=edit&redlink=1" class="new" title="Futur d'un univers en expansió (encara no existeix)">Futur d'un univers en expansió</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Dest%C3%AD_final_de_l%27Univers" title="Destí final de l'Univers">Destí final de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Mort_t%C3%A8rmica_de_l%27Univers&action=edit&redlink=1" class="new" title="Mort tèrmica de l'Univers (encara no existeix)">Mort tèrmica de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Big_Rip" title="Big Rip">Big Rip</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Big_Crunch" title="Big Crunch">Big Crunch</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Big_Bounce&action=edit&redlink=1" class="new" title="Big Bounce (encara no existeix)">Big Bounce</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Components</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Energia" title="Energia">Energia</a> (<i><a class="mw-selflink selflink">Energia del buit</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Energia_fantasma" title="Energia fantasma">Energia fantasma</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Energia_fosca" title="Energia fosca">Energia fosca</a></i>)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Bari%C3%B3" title="Barió">Matèria bariònica</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Mat%C3%A8ria_fosca" title="Matèria fosca">Matèria fosca</a> (<i><a href="/wiki/Mat%C3%A8ria_fosca_freda" title="Matèria fosca freda">Matèria fosca freda</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Mat%C3%A8ria_fosca_t%C3%A8bia" title="Matèria fosca tèbia">Matèria fosca tèbia</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Mat%C3%A8ria_fosca_calenta" title="Matèria fosca calenta">Matèria fosca calenta</a></i>)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Model_Lambda-CDM" title="Model Lambda-CDM">Model Lambda-CDM</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Quinta_ess%C3%A8ncia" title="Quinta essència">Quinta essència</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Radiaci%C3%B3" title="Radiació">Radiació</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Radiaci%C3%B3_fosca&action=edit&redlink=1" class="new" title="Radiació fosca (encara no existeix)">Radiació fosca</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Estructures</th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Forma_de_l%27Univers" title="Forma de l'Univers">Forma de l'Univers</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Reionitzaci%C3%B3&action=edit&redlink=1" class="new" title="Reionització (encara no existeix)">Reionització</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Formaci%C3%B3_d%27estructures" title="Formació d'estructures">Formació d'estructures</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Formaci%C3%B3_i_evoluci%C3%B3_de_les_gal%C3%A0xies" title="Formació i evolució de les galàxies">Formació i evolució de les galàxies</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Univers_observable#Estructures_a_gran_escala" title="Univers observable">Estructures a gran escala</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/C%C3%BAmul_de_qu%C3%A0sars" title="Cúmul de quàsars">Cúmul de quàsars</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Filament_gal%C3%A0ctic" title="Filament galàctic">Filament galàctic</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Grans_estructures_gal%C3%A0ctiques" title="Grans estructures galàctiques">Grans estructures galàctiques</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/C%C3%BAmul_de_gal%C3%A0xies" title="Cúmul de galàxies">Cúmul de galàxies</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Grup_de_gal%C3%A0xies" title="Grup de galàxies">Grup de galàxies</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Grup_Local" title="Grup Local">Grup Local</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Buit_(astronomia)" title="Buit (astronomia)">Buit</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/w/index.php?title=Cosmologia_observacional&action=edit&redlink=1" class="new" title="Cosmologia observacional (encara no existeix)">Experiments</a></th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/w/index.php?title=BOOMERanG&action=edit&redlink=1" class="new" title="BOOMERanG (encara no existeix)">BOOMERanG</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cosmic_Background_Explorer" class="mw-redirect" title="Cosmic Background Explorer">Cosmic Background Explorer</a> (COBE)<span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Projecte_Illustris&action=edit&redlink=1" class="new" title="Projecte Illustris (encara no existeix)">Projecte Illustris</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Planck_(sat%C3%A8l%C2%B7lit)" title="Planck (satèl·lit)">Planck</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Dark_Energy_Survey&action=edit&redlink=1" class="new" title="Dark Energy Survey (encara no existeix)">Dark Energy Survey</a> (DES)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Euclid_(nau_espacial)" title="Euclid (nau espacial)">Euclid</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Large_Synoptic_Survey_Telescope" title="Large Synoptic Survey Telescope">Large Synoptic Survey Telescope</a> (LSST)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Sloan_Digital_Sky_Survey" title="Sloan Digital Sky Survey">Sloan Digital Sky Survey</a> (SDSS)<span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=2dF_Galaxy_Redshift_Survey&action=edit&redlink=1" class="new" title="2dF Galaxy Redshift Survey (encara no existeix)">2dF Galaxy Redshift Survey</a> (2dFGRS)<span style="font-weight:bold;"> ·</span> <a href="/wiki/Wilkinson_Microwave_Anisotropy_Probe" class="mw-redirect" title="Wilkinson Microwave Anisotropy Probe">Wilkinson Microwave Anisotropy Probe</a> (WMAP)</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/w/index.php?title=Llista_de_cosm%C3%B2legs&action=edit&redlink=1" class="new" title="Llista de cosmòlegs (encara no existeix)">Científics</a></th><td class="navbox-list navbox-even" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/wiki/Marc_Aaronson" title="Marc Aaronson">Aaronson</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Hannes_Alfv%C3%A9n" title="Hannes Alfvén">Alfvén</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Raph_Asher_Alpher&action=edit&redlink=1" class="new" title="Raph Asher Alpher (encara no existeix)">Alpher</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Maharaja_Bharadwaj&action=edit&redlink=1" class="new" title="Maharaja Bharadwaj (encara no existeix)">Bharadwaj</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Nicolau_Cop%C3%A8rnic" title="Nicolau Copèrnic">Copèrnic</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Willem_de_Sitter" title="Willem de Sitter">de Sitter</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Robert_Henry_Dicke" title="Robert Henry Dicke">Dicke</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=J%C3%BCrgen_Ehlers&action=edit&redlink=1" class="new" title="Jürgen Ehlers (encara no existeix)">Ehlers</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Albert_Einstein" title="Albert Einstein">Einstein</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=George_F._R._Ellis&action=edit&redlink=1" class="new" title="George F. R. Ellis (encara no existeix)">Ellis</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Aleksandr_Fr%C3%ADdman" title="Aleksandr Frídman">Frídman</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Galileo_Galilei" title="Galileo Galilei">Galilei</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/George_Gamow" title="George Gamow">Gamow</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Alan_Guth" title="Alan Guth">Guth</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Stephen_Hawking" title="Stephen Hawking">Hawking</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Edwin_Hubble" title="Edwin Hubble">Hubble</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Georges_Lema%C3%AEtre" title="Georges Lemaître">Lemaître</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Andrei_Linde" title="Andrei Linde">Linde</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/John_C._Mather" title="John C. Mather">Mather</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Isaac_Newton" title="Isaac Newton">Newton</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Roger_Penrose" title="Roger Penrose">Penrose</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Arno_Allan_Penzias" title="Arno Allan Penzias">Penzias</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Vera_Rubin" title="Vera Rubin">Rubin</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Brian_Schmidt" title="Brian Schmidt">Schmidt</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Raixid_Siuni%C3%A0iev" title="Raixid Siuniàiev">Siuniàiev</a> <span style="font-weight:bold;"> ·</span>  <a href="/wiki/George_Smoot" title="George Smoot">Smoot</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Aleksei_Starobinski" title="Aleksei Starobinski">Starobinski</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Paul_Steinhardt&action=edit&redlink=1" class="new" title="Paul Steinhardt (encara no existeix)">Steinhardt</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Nicholas_B._Suntzeff&action=edit&redlink=1" class="new" title="Nicholas B. Suntzeff (encara no existeix)">Suntzeff</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Richard_Tolman" title="Richard Tolman">Tolman</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Robert_Woodrow_Wilson" title="Robert Woodrow Wilson">Wilson</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/I%C3%A0kov_Zeld%C3%B3vitx" title="Iàkov Zeldóvitx">Zeldóvitx</a></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Història de la cosmologia</th><td class="navbox-list navbox-odd" style="text-align:left;border-left-width:2px;border-left-style:solid;width:100%;padding:0px"><div style="padding:0em 0.25em"><a href="/w/index.php?title=Descobriment_de_la_radiaci%C3%B3_de_fons_de_microones&action=edit&redlink=1" class="new" title="Descobriment de la radiació de fons de microones (encara no existeix)">Descobriment de la radiació de fons de microones</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Hist%C3%B2ria_de_la_teoria_del_big-bang" title="Història de la teoria del big-bang">Història de la teoria del big-bang</a><span style="font-weight:bold;"> ·</span> <a href="/w/index.php?title=Interpretacions_religioses_de_la_teoria_del_big-bang&action=edit&redlink=1" class="new" title="Interpretacions religioses de la teoria del big-bang (encara no existeix)">Interpretacions religioses de la teoria del big-bang</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cronologia_de_la_cosmologia" title="Cronologia de la cosmologia">Cronologia de la cosmologia</a></div></td></tr><tr><td class="navbox-abovebelow" colspan="2"><div><i>Vegeu també:</i> <a href="/wiki/Astrof%C3%ADsica" title="Astrofísica">Astrofísica</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Astronomia" title="Astronomia">Astronomia</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Astronomia_observacional" title="Astronomia observacional">Astronomia observacional</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cosmogonia" title="Cosmogonia">Cosmogonia</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Cosmologia" title="Cosmologia">Cosmologia</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/F%C3%ADsica_de_part%C3%ADcules" title="Física de partícules">Física de partícules</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Gravetat_qu%C3%A0ntica" class="mw-redirect" title="Gravetat quàntica">Gravetat quàntica</a><span style="font-weight:bold;"> ·</span> <a href="/wiki/Relativitat_general" title="Relativitat general">Relativitat general</a></div></td></tr></tbody></table></div>    </div><noscript><img src="https://login.wikimedia.org/wiki/Special:CentralAutoLogin/start?type=1x1&useformat=desktop" alt="" width="1" height="1" style="border: none; position: absolute;"></noscript> <div class="printfooter" data-nosnippet="">Obtingut de «<a dir="ltr" href="https://ca.wikipedia.org/w/index.php?title=Energia_del_buit&oldid=30314929">https://ca.wikipedia.org/w/index.php?title=Energia_del_buit&oldid=30314929</a>»</div></div> <div id="catlinks" class="catlinks" data-mw="interface"><div id="mw-normal-catlinks" class="mw-normal-catlinks"><a href="/wiki/Especial:Categorias" title="Especial:Categorias">Categoria</a>: <ul><li><a href="/wiki/Categoria:Cosmologia" title="Categoria:Cosmologia">Cosmologia</a></li></ul></div><div id="mw-hidden-catlinks" class="mw-hidden-catlinks mw-hidden-cats-hidden">Categoria oculta: <ul><li><a href="/wiki/Categoria:Control_d%27autoritats" title="Categoria:Control d'autoritats">Control d'autoritats</a></li></ul></div></div> </div> </main> </div> <div class="mw-footer-container"> <footer id="footer" class="mw-footer" > <ul id="footer-info"> <li id="footer-info-lastmod"> La pàgina va ser modificada per darrera vegada el 10 juny 2022 a les 10:56.</li> <li id="footer-info-copyright">El text està disponible sota la <a href="/wiki/Viquip%C3%A8dia:Text_de_la_llic%C3%A8ncia_de_Creative_Commons_Reconeixement-Compartir_Igual_4.0_No_adaptada" title="Viquipèdia:Text de la llicència de Creative Commons Reconeixement-Compartir Igual 4.0 No adaptada"> Llicència de Creative Commons Reconeixement i Compartir-Igual</a>; es poden aplicar termes addicionals. 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