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href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%A2%D0%B5%D0%BB%D0%B5%D0%B3%D1%80%D0%B0%D0%BC"><span>Телеграм</span></a></li><li id="n-IRC" class="mw-list-item"><a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:IRC"><span>IRC</span></a></li><li id="n-GitHub" class="mw-list-item"><a href="https://github.com/wikimedia-bg" rel="nofollow"><span>GitHub</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> <a href="/wiki/%D0%9D%D0%B0%D1%87%D0%B0%D0%BB%D0%BD%D0%B0_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B0" class="mw-logo"> <img class="mw-logo-icon" src="/static/images/icons/wikipedia.png" alt="" aria-hidden="true" height="50" width="50"> <span class="mw-logo-container skin-invert"> <img class="mw-logo-wordmark" alt="Уикипедия" src="/static/images/mobile/copyright/wikipedia-wordmark-bg.svg" style="width: 7.5em; height: 1.3125em;"> <img class="mw-logo-tagline" alt="Свободната енциклопедия" src="/static/images/mobile/copyright/wikipedia-tagline-bg.svg" width="120" height="12" style="width: 7.5em; height: 0.75em;"> </span> </a> </div> <div class="vector-header-end"> <div id="p-search" role="search" class="vector-search-box-vue vector-search-box-collapses vector-search-box-show-thumbnail vector-search-box-auto-expand-width vector-search-box"> <a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A2%D1%8A%D1%80%D1%81%D0%B5%D0%BD%D0%B5" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only search-toggle" title="Претърсване на Уикипедия [f]" accesskey="f"><span class="vector-icon mw-ui-icon-search mw-ui-icon-wikimedia-search"></span> <span>Търсене</span> </a> <div class="vector-typeahead-search-container"> <div class="cdx-typeahead-search cdx-typeahead-search--show-thumbnail cdx-typeahead-search--auto-expand-width"> <form action="/w/index.php" id="searchform" class="cdx-search-input cdx-search-input--has-end-button"> <div id="simpleSearch" class="cdx-search-input__input-wrapper" data-search-loc="header-moved"> <div class="cdx-text-input cdx-text-input--has-start-icon"> <input class="cdx-text-input__input" type="search" name="search" placeholder="Търсене в Уикипедия" aria-label="Търсене в Уикипедия" autocapitalize="sentences" title="Претърсване на Уикипедия [f]" accesskey="f" id="searchInput" > <span class="cdx-text-input__icon cdx-text-input__start-icon"></span> </div> <input type="hidden" name="title" value="Специални:Търсене"> </div> <button class="cdx-button cdx-search-input__end-button">Търсене</button> </form> </div> </div> </div> <nav class="vector-user-links vector-user-links-wide" aria-label="Лични инструменти"> <div class="vector-user-links-main"> <div id="p-vector-user-menu-preferences" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-userpage" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <nav class="vector-appearance-landmark" aria-label="Облик"> <div id="vector-appearance-dropdown" class="vector-dropdown " title="Change the appearance of the page's font size, width, and color" > <input type="checkbox" id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Облик" > <label id="vector-appearance-dropdown-label" for="vector-appearance-dropdown-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-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Облик</span> </label> <div class="vector-dropdown-content"> <div id="vector-appearance-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <div id="p-vector-user-menu-notifications" class="vector-menu mw-portlet emptyPortlet" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> </ul> </div> </div> <div id="p-vector-user-menu-overflow" class="vector-menu mw-portlet" > <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_bg.wikipedia.org&uselang=bg" class=""><span>Направете дарение</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=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително." class=""><span>Създаване на сметка</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=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o" class=""><span>Влизане</span></a> </li> </ul> </div> </div> </div> <div id="vector-user-links-dropdown" class="vector-dropdown vector-user-menu vector-button-flush-right vector-user-menu-logged-out" title="Допълнителни опции" > <input type="checkbox" id="vector-user-links-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-user-links-dropdown" class="vector-dropdown-checkbox " aria-label="Лични инструменти" > <label id="vector-user-links-dropdown-label" for="vector-user-links-dropdown-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-ellipsis mw-ui-icon-wikimedia-ellipsis"></span> <span class="vector-dropdown-label-text">Лични инструменти</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="Потребителско меню" > <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="pt-sitesupport" class="user-links-collapsible-item mw-list-item"><a href="//donate.wikimedia.org/wiki/Special:FundraiserRedirector?utm_source=donate&utm_medium=sidebar&utm_campaign=C13_bg.wikipedia.org&uselang=bg"><span>Направете дарение</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D1%8A%D0%B7%D0%B4%D0%B0%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D0%BC%D0%B5%D1%82%D0%BA%D0%B0&returnto=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Насърчаваме Ви да си създадете сметка и да влезете, въпреки че не е задължително."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>Създаване на сметка</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A0%D0%B5%D0%B3%D0%B8%D1%81%D1%82%D1%80%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%B8%D0%BB%D0%B8_%D0%B2%D0%BB%D0%B8%D0%B7%D0%B0%D0%BD%D0%B5&returnto=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Препоръчваме Ви да влезете, въпреки, че не е задължително. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>Влизане</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"> Страници за излезли от системата редактори <a href="/wiki/%D0%9F%D0%BE%D0%BC%D0%BE%D1%89:%D0%92%D1%8A%D0%B2%D0%B5%D0%B4%D0%B5%D0%BD%D0%B8%D0%B5" aria-label="Научете повече за редактирането"><span>научете повече</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/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D0%B8%D1%82%D0%B5_%D0%BF%D1%80%D0%B8%D0%BD%D0%BE%D1%81%D0%B8" title="Списък на промените, направени от този IP адрес [y]" accesskey="y"><span>Приноси</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9C%D0%BE%D1%8F%D1%82%D0%B0_%D0%B1%D0%B5%D1%81%D0%B5%D0%B4%D0%B0" title="Дискусия относно редакциите от този адрес [n]" accesskey="n"><span>Беседа</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="Сайт"> <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="Съдържание" 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">Съдържание</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">скриване</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">Начало</div> </a> </li> <li id="toc-Вижте_също" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Вижте_също"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Вижте също</span> </div> </a> <ul id="toc-Вижте_също-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="Съдържание" 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="Скриване/показване на съдържанието" > <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">Скриване/показване на съдържанието</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">Бета-разпад</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="Към статията на друг език. Налична на 65 езика" > <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-65" 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">65 езика</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/Betaverval" title="Betaverval – африканс" lang="af" hreflang="af" data-title="Betaverval" data-language-autonym="Afrikaans" data-language-local-name="африканс" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Desintegraci%C3%B3n_beta" title="Desintegración beta – арагонски" lang="an" hreflang="an" data-title="Desintegración beta" data-language-autonym="Aragonés" data-language-local-name="арагонски" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%A7%D8%B6%D9%85%D8%AD%D9%84%D8%A7%D9%84_%D8%A8%D9%8A%D8%AA%D8%A7" title="اضمحلال بيتا – арабски" lang="ar" hreflang="ar" data-title="اضمحلال بيتا" data-language-autonym="العربية" data-language-local-name="арабски" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Emisi%C3%B3n_beta" title="Emisión beta – астурски" lang="ast" hreflang="ast" data-title="Emisión beta" data-language-autonym="Asturianu" data-language-local-name="астурски" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-azb mw-list-item"><a href="https://azb.wikipedia.org/wiki/%D8%A8%D8%AA%D8%A7_%D9%BE%D9%88%D8%B2%D9%88%D9%84%D9%88%D8%B4%D9%88" title="بتا پوزولوشو – South Azerbaijani" lang="azb" hreflang="azb" data-title="بتا پوزولوشو" data-language-autonym="تۆرکجه" data-language-local-name="South Azerbaijani" class="interlanguage-link-target"><span>تۆرکجه</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%91%D1%8D%D1%82%D0%B0-%D1%80%D0%B0%D1%81%D0%BF%D0%B0%D0%B4" title="Бэта-распад – беларуски" lang="be" hreflang="be" data-title="Бэта-распад" data-language-autonym="Беларуская" data-language-local-name="беларуски" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bn mw-list-item"><a href="https://bn.wikipedia.org/wiki/%E0%A6%AC%E0%A6%BF%E0%A6%9F%E0%A6%BE_%E0%A6%95%E0%A7%8D%E0%A6%B7%E0%A6%AF%E0%A6%BC" title="বিটা ক্ষয় – бенгалски" lang="bn" hreflang="bn" data-title="বিটা ক্ষয়" data-language-autonym="বাংলা" data-language-local-name="бенгалски" class="interlanguage-link-target"><span>বাংলা</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Desintegraci%C3%B3_%CE%B2" title="Desintegració β – каталонски" lang="ca" hreflang="ca" data-title="Desintegració β" data-language-autonym="Català" data-language-local-name="каталонски" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Betahenfald" title="Betahenfald – датски" lang="da" hreflang="da" data-title="Betahenfald" data-language-autonym="Dansk" data-language-local-name="датски" 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/Betazerfall" title="Betazerfall – немски" lang="de" hreflang="de" data-title="Betazerfall" data-language-autonym="Deutsch" data-language-local-name="немски" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%94%CE%B9%CE%AC%CF%83%CF%80%CE%B1%CF%83%CE%B7_%CE%B2%CE%AE%CF%84%CE%B1" title="Διάσπαση βήτα – гръцки" lang="el" hreflang="el" data-title="Διάσπαση βήτα" data-language-autonym="Ελληνικά" data-language-local-name="гръцки" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-en mw-list-item"><a href="https://en.wikipedia.org/wiki/Beta_decay" title="Beta decay – английски" lang="en" hreflang="en" data-title="Beta decay" data-language-autonym="English" data-language-local-name="английски" class="interlanguage-link-target"><span>English</span></a></li><li class="interlanguage-link interwiki-eo badge-Q70894304 mw-list-item" title=""><a href="https://eo.wikipedia.org/wiki/Beta-diseri%C4%9Do" title="Beta-diseriĝo – есперанто" lang="eo" hreflang="eo" data-title="Beta-diseriĝo" data-language-autonym="Esperanto" data-language-local-name="есперанто" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Desintegraci%C3%B3n_beta" title="Desintegración beta – испански" lang="es" hreflang="es" data-title="Desintegración beta" data-language-autonym="Español" data-language-local-name="испански" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Beetalagunemine" title="Beetalagunemine – естонски" lang="et" hreflang="et" data-title="Beetalagunemine" data-language-autonym="Eesti" data-language-local-name="естонски" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Beta_desintegrazio" title="Beta desintegrazio – баски" lang="eu" hreflang="eu" data-title="Beta desintegrazio" data-language-autonym="Euskara" data-language-local-name="баски" 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/%D9%88%D8%A7%D9%BE%D8%A7%D8%B4%DB%8C_%D8%A8%D8%AA%D8%A7" title="واپاشی بتا – персийски" lang="fa" hreflang="fa" data-title="واپاشی بتا" data-language-autonym="فارسی" data-language-local-name="персийски" 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/Beetahajoaminen" title="Beetahajoaminen – фински" lang="fi" hreflang="fi" data-title="Beetahajoaminen" data-language-autonym="Suomi" data-language-local-name="фински" 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/Radioactivit%C3%A9_%CE%B2" title="Radioactivité β – френски" lang="fr" hreflang="fr" data-title="Radioactivité β" data-language-autonym="Français" data-language-local-name="френски" 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/B%C3%A9ite-mheath" title="Béite-mheath – ирландски" lang="ga" hreflang="ga" data-title="Béite-mheath" data-language-autonym="Gaeilge" data-language-local-name="ирландски" class="interlanguage-link-target"><span>Gaeilge</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A7%D7%A8%D7%99%D7%A0%D7%AA_%D7%91%D7%98%D7%90" title="קרינת בטא – иврит" lang="he" hreflang="he" data-title="קרינת בטא" data-language-autonym="עברית" data-language-local-name="иврит" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hi mw-list-item"><a href="https://hi.wikipedia.org/wiki/%E0%A4%AC%E0%A5%80%E0%A4%9F%E0%A4%BE_%E0%A4%95%E0%A5%8D%E0%A4%B7%E0%A4%AF" title="बीटा क्षय – хинди" lang="hi" hreflang="hi" data-title="बीटा क्षय" data-language-autonym="हिन्दी" data-language-local-name="хинди" 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/Beta_raspad" title="Beta raspad – хърватски" lang="hr" hreflang="hr" data-title="Beta raspad" data-language-autonym="Hrvatski" data-language-local-name="хърватски" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/B%C3%A9ta-boml%C3%A1s" title="Béta-bomlás – унгарски" lang="hu" hreflang="hu" data-title="Béta-bomlás" data-language-autonym="Magyar" data-language-local-name="унгарски" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D4%B2%D5%A5%D5%BF%D5%A1-%D5%BF%D6%80%D5%B8%D5%B0%D5%B8%D6%82%D5%B4" title="Բետա-տրոհում – арменски" lang="hy" hreflang="hy" data-title="Բետա-տրոհում" data-language-autonym="Հայերեն" data-language-local-name="арменски" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Peluruhan_beta" title="Peluruhan beta – индонезийски" lang="id" hreflang="id" data-title="Peluruhan beta" data-language-autonym="Bahasa Indonesia" data-language-local-name="индонезийски" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Betasundrun" title="Betasundrun – исландски" lang="is" hreflang="is" data-title="Betasundrun" data-language-autonym="Íslenska" data-language-local-name="исландски" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Decadimento_beta" title="Decadimento beta – италиански" lang="it" hreflang="it" data-title="Decadimento beta" data-language-autonym="Italiano" data-language-local-name="италиански" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%99%E3%83%BC%E3%82%BF%E5%B4%A9%E5%A3%8A" title="ベータ崩壊 – японски" lang="ja" hreflang="ja" data-title="ベータ崩壊" data-language-autonym="日本語" data-language-local-name="японски" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ka mw-list-item"><a href="https://ka.wikipedia.org/wiki/%E1%83%91%E1%83%94%E1%83%A2%E1%83%90-%E1%83%93%E1%83%90%E1%83%A8%E1%83%9A%E1%83%90" title="ბეტა-დაშლა – грузински" lang="ka" hreflang="ka" data-title="ბეტა-დაშლა" data-language-autonym="ქართული" data-language-local-name="грузински" 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%91%D0%B5%D1%82%D0%B0-%D1%8B%D0%B4%D1%8B%D1%80%D0%B0%D1%83" title="Бета-ыдырау – казахски" lang="kk" hreflang="kk" data-title="Бета-ыдырау" data-language-autonym="Қазақша" data-language-local-name="казахски" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%B2%A0%ED%83%80_%EB%B6%95%EA%B4%B4" title="베타 붕괴 – корейски" lang="ko" hreflang="ko" data-title="베타 붕괴" data-language-autonym="한국어" data-language-local-name="корейски" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D0%B0%D0%B6%D1%8B%D1%80%D0%BE%D0%BE" title="Бета-ажыроо – киргизки" lang="ky" hreflang="ky" data-title="Бета-ажыроо" data-language-autonym="Кыргызча" data-language-local-name="киргизки" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Beta_skilimas" title="Beta skilimas – литовски" lang="lt" hreflang="lt" data-title="Beta skilimas" data-language-autonym="Lietuvių" data-language-local-name="литовски" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/B%C4%93ta_sabruk%C5%A1ana" title="Bēta sabrukšana – латвийски" lang="lv" hreflang="lv" data-title="Bēta sabrukšana" data-language-autonym="Latviešu" data-language-local-name="латвийски" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D1%81%D0%BF%D0%B0%D0%B4" title="Бета-распад – македонски" lang="mk" hreflang="mk" data-title="Бета-распад" data-language-autonym="Македонски" data-language-local-name="македонски" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Pereputan_beta" title="Pereputan beta – малайски" lang="ms" hreflang="ms" data-title="Pereputan beta" data-language-autonym="Bahasa Melayu" data-language-local-name="малайски" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-nds mw-list-item"><a href="https://nds.wikipedia.org/wiki/Betaverfall" title="Betaverfall – долнонемски" lang="nds" hreflang="nds" data-title="Betaverfall" data-language-autonym="Plattdüütsch" data-language-local-name="долнонемски" class="interlanguage-link-target"><span>Plattdüütsch</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/B%C3%A8taverval" title="Bètaverval – нидерландски" lang="nl" hreflang="nl" data-title="Bètaverval" data-language-autonym="Nederlands" data-language-local-name="нидерландски" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Betadesintegrasjon" title="Betadesintegrasjon – норвежки (нюношк)" lang="nn" hreflang="nn" data-title="Betadesintegrasjon" data-language-autonym="Norsk nynorsk" data-language-local-name="норвежки (нюношк)" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Betahenfall" title="Betahenfall – норвежки (букмол)" lang="nb" hreflang="nb" data-title="Betahenfall" data-language-autonym="Norsk bokmål" data-language-local-name="норвежки (букмол)" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%AC%E0%A9%80%E0%A8%9F%E0%A8%BE_%E0%A8%A1%E0%A8%BF%E0%A8%95%E0%A9%87" title="ਬੀਟਾ ਡਿਕੇ – пенджабски" lang="pa" hreflang="pa" data-title="ਬੀਟਾ ਡਿਕੇ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="пенджабски" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Rozpad_beta" title="Rozpad beta – полски" lang="pl" hreflang="pl" data-title="Rozpad beta" data-language-autonym="Polski" data-language-local-name="полски" 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/Emiss%C3%A3o_beta" title="Emissão beta – португалски" lang="pt" hreflang="pt" data-title="Emissão beta" data-language-autonym="Português" data-language-local-name="португалски" 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/Dezintegrare_beta" title="Dezintegrare beta – румънски" lang="ro" hreflang="ro" data-title="Dezintegrare beta" data-language-autonym="Română" data-language-local-name="румънски" 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%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D1%81%D0%BF%D0%B0%D0%B4" title="Бета-распад – руски" lang="ru" hreflang="ru" data-title="Бета-распад" data-language-autonym="Русский" data-language-local-name="руски" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Beta_raspad" title="Beta raspad – сърбохърватски" lang="sh" hreflang="sh" data-title="Beta raspad" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="сърбохърватски" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%B6%E0%B7%93%E0%B6%A7%E0%B7%8F_%E0%B6%9A%E0%B7%8A%E0%B7%82%E0%B6%BA_%E0%B7%80%E0%B7%93%E0%B6%B8" title="බීටා ක්ෂය වීම – синхалски" lang="si" hreflang="si" data-title="බීටා ක්ෂය වීම" data-language-autonym="සිංහල" data-language-local-name="синхалски" 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/Beta_decay" title="Beta decay – Simple English" lang="en-simple" hreflang="en-simple" data-title="Beta decay" 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/Beta_rozpad" title="Beta rozpad – словашки" lang="sk" hreflang="sk" data-title="Beta rozpad" data-language-autonym="Slovenčina" data-language-local-name="словашки" 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/Razpad_beta" title="Razpad beta – словенски" lang="sl" hreflang="sl" data-title="Razpad beta" data-language-autonym="Slovenščina" data-language-local-name="словенски" 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%91%D0%B5%D1%82%D0%B0_%D1%80%D0%B0%D1%81%D0%BF%D0%B0%D0%B4" title="Бета распад – сръбски" lang="sr" hreflang="sr" data-title="Бета распад" data-language-autonym="Српски / srpski" data-language-local-name="сръбски" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Betas%C3%B6nderfall" title="Betasönderfall – шведски" lang="sv" hreflang="sv" data-title="Betasönderfall" data-language-autonym="Svenska" data-language-local-name="шведски" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%AA%E0%AF%80%E0%AE%9F%E0%AF%8D%E0%AE%9F%E0%AE%BE_%E0%AE%9A%E0%AE%BF%E0%AE%A4%E0%AF%88%E0%AE%B5%E0%AF%81" title="பீட்டா சிதைவு – тамилски" lang="ta" hreflang="ta" data-title="பீட்டா சிதைவு" data-language-autonym="தமிழ்" data-language-local-name="тамилски" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tg mw-list-item"><a href="https://tg.wikipedia.org/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D0%BA%D0%BE%D2%B3%D0%B8%D1%88" title="Бета-коҳиш – таджикски" lang="tg" hreflang="tg" data-title="Бета-коҳиш" data-language-autonym="Тоҷикӣ" data-language-local-name="таджикски" class="interlanguage-link-target"><span>Тоҷикӣ</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%81%E0%B8%B2%E0%B8%A3%E0%B8%AA%E0%B8%A5%E0%B8%B2%E0%B8%A2%E0%B9%83%E0%B8%AB%E0%B9%89%E0%B8%AD%E0%B8%99%E0%B8%B8%E0%B8%A0%E0%B8%B2%E0%B8%84%E0%B8%9A%E0%B8%B5%E0%B8%95%E0%B8%B2" title="การสลายให้อนุภาคบีตา – тайски" lang="th" hreflang="th" data-title="การสลายให้อนุภาคบีตา" data-language-autonym="ไทย" data-language-local-name="тайски" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Beta_bozunmas%C4%B1" title="Beta bozunması – турски" lang="tr" hreflang="tr" data-title="Beta bozunması" data-language-autonym="Türkçe" data-language-local-name="турски" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tt mw-list-item"><a href="https://tt.wikipedia.org/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D1%82%D0%B0%D1%80%D0%BA%D0%B0%D0%BB%D1%8B%D1%88" title="Бета-таркалыш – татарски" lang="tt" hreflang="tt" data-title="Бета-таркалыш" data-language-autonym="Татарча / tatarça" data-language-local-name="татарски" class="interlanguage-link-target"><span>Татарча / tatarça</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%BE%D0%B7%D0%BF%D0%B0%D0%B4" title="Бета-розпад – украински" lang="uk" hreflang="uk" data-title="Бета-розпад" data-language-autonym="Українська" data-language-local-name="украински" 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/%D8%A8%DB%8C%D9%B9%D8%A7_%D8%AA%D9%86%D8%B2%D9%84" title="بیٹا تنزل – урду" lang="ur" hreflang="ur" data-title="بیٹا تنزل" data-language-autonym="اردو" data-language-local-name="урду" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Beta-yemirilish" title="Beta-yemirilish – узбекски" lang="uz" hreflang="uz" data-title="Beta-yemirilish" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="узбекски" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Ph%C3%A2n_r%C3%A3_beta" title="Phân rã beta – виетнамски" lang="vi" hreflang="vi" data-title="Phân rã beta" data-language-autonym="Tiếng Việt" data-language-local-name="виетнамски" 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/%CE%92%E8%A1%B0%E5%8F%98" title="Β衰变 – ву китайски" lang="wuu" hreflang="wuu" data-title="Β衰变" data-language-autonym="吴语" data-language-local-name="ву китайски" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%CE%92%E8%A1%B0%E5%8F%98" title="Β衰变 – китайски" lang="zh" hreflang="zh" data-title="Β衰变" data-language-autonym="中文" data-language-local-name="китайски" class="interlanguage-link-target"><span>中文</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/Beta_%E8%A1%B0%E8%AE%8A" title="Beta 衰變 – кантонски" lang="yue" hreflang="yue" data-title="Beta 衰變" data-language-autonym="粵語" data-language-local-name="кантонски" class="interlanguage-link-target"><span>粵語</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/Q306786#sitelinks-wikipedia" title="Редактиране на междуезиковите препратки" class="wbc-editpage">Редактиране</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="Именни пространства"> <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/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Преглед на основната страница [c]" accesskey="c"><span>Статия</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%81%D0%B5%D0%B4%D0%B0:%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=edit&redlink=1" rel="discussion" class="new" title="Беседа за страницата (страницата не съществува) [t]" accesskey="t"><span>Беседа</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="Промяна на езиковия вариант" > <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">български</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="Прегледи"> <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/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4"><span>Преглед</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&veaction=edit" title="Редактиране на страницата [v]" accesskey="v"><span>Редактиране</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=edit" title="Редактиране на изходния код на страницата [e]" accesskey="e"><span>Редактиране на кода</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=history" title="Предишни версии на страницата [h]" accesskey="h"><span>История</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <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="Инструменти" > <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">Инструменти</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">Инструменти</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">скриване</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Допълнителни опции" > <div class="vector-menu-heading"> Действия </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/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4"><span>Преглед</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&veaction=edit" title="Редактиране на страницата [v]" accesskey="v"><span>Редактиране</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=edit" title="Редактиране на изходния код на страницата [e]" accesskey="e"><span>Редактиране на кода</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=history"><span>История</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Основни </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%9A%D0%B0%D0%BA%D0%B2%D0%BE_%D1%81%D0%BE%D1%87%D0%B8_%D0%BD%D0%B0%D1%81%D0%B0%D0%BC/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" title="Списък на всички страници, сочещи насам [j]" accesskey="j"><span>Какво сочи насам</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%B2%D1%8A%D1%80%D0%B7%D0%B0%D0%BD%D0%B8_%D0%BF%D1%80%D0%BE%D0%BC%D0%B5%D0%BD%D0%B8/%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" rel="nofollow" title="Последните промени на страници, сочени от тази страница [k]" accesskey="k"><span>Свързани промени</span></a></li><li id="t-upload" class="mw-list-item"><a href="/wiki/MediaWiki:Uploadtext" title="Качи файлове [u]" accesskey="u"><span>Качване на файл</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B8" title="Списък на всички специални страници [q]" accesskey="q"><span>Специални страници</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&oldid=10078070" title="Постоянна препратка към тази версия на страницата"><span>Постоянна препратка</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=info" title="Повече за тази страница"><span>Информация за страницата</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:%D0%A6%D0%B8%D1%82%D0%B8%D1%80%D0%B0%D0%BD%D0%B5&page=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&id=10078070&wpFormIdentifier=titleform" title="Информация за начините за цитиране на тази страница"><span>Цитиране на статията</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:UrlShortener&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%2591%25D0%25B5%25D1%2582%25D0%25B0-%25D1%2580%25D0%25B0%25D0%25B7%25D0%25BF%25D0%25B0%25D0%25B4"><span>Кратък URL адрес</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:QrCode&url=https%3A%2F%2Fbg.wikipedia.org%2Fwiki%2F%25D0%2591%25D0%25B5%25D1%2582%25D0%25B0-%25D1%2580%25D0%25B0%25D0%25B7%25D0%25BF%25D0%25B0%25D0%25B4"><span>Изтегляне на QR код</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"> Отпечатване/изнасяне </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=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:Book&bookcmd=book_creator&referer=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4"><span>Създаване на книга</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=%D0%A1%D0%BF%D0%B5%D1%86%D0%B8%D0%B0%D0%BB%D0%BD%D0%B8:DownloadAsPdf&page=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&action=show-download-screen"><span>Изтегляне като PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=%D0%91%D0%B5%D1%82%D0%B0-%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4&printable=yes" title="Версия за печат на страницата [p]" accesskey="p"><span>Версия за печат</span></a></li> </ul> </div> </div> <div id="p-wikibase-otherprojects" class="vector-menu mw-portlet mw-portlet-wikibase-otherprojects" > <div class="vector-menu-heading"> В други проекти </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="wb-otherproject-link wb-otherproject-commons mw-list-item"><a href="https://commons.wikimedia.org/wiki/Category:Beta_decay" hreflang="en"><span>Общомедия</span></a></li><li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q306786" title="Препратка към свързания обект от хранилището за данни [g]" accesskey="g"><span>Обект в Уикиданни</span></a></li> </ul> </div> </div> </div> </div> </div> </div> </nav> </div> </div> </div> <div class="vector-column-end"> <div class="vector-sticky-pinned-container"> <nav class="vector-page-tools-landmark" aria-label="Page tools"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Облик"> <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">Облик</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">преместване към страничната лента</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">скриване</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">от Уикипедия, свободната енциклопедия</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="bg" dir="ltr"><table class="metadata plainlinks ambox ambox-serious" role="presentation"><tbody><tr><td class="mbox-image"><div style="width:52px"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Question_book-4.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/40px-Question_book-4.svg.png" decoding="async" width="40" height="31" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/60px-Question_book-4.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/64/Question_book-4.svg/80px-Question_book-4.svg.png 2x" data-file-width="262" data-file-height="204" /></a></span></div></td><td class="mbox-text"><div class="mbox-text-span">За информацията в тази статия или раздел <b>не са <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%A6%D0%B8%D1%82%D0%B8%D1%80%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D0%B8%D0%B7%D1%82%D0%BE%D1%87%D0%BD%D0%B8%D1%86%D0%B8" title="Уикипедия:Цитиране на източници">посочени източници</a>.</b> Въпросната информация може да е непълна, неточна или изцяло невярна.<br />Имайте предвид, че това може да стане причина за <a href="/wiki/%D0%A3%D0%B8%D0%BA%D0%B8%D0%BF%D0%B5%D0%B4%D0%B8%D1%8F:%D0%98%D0%B7%D1%82%D1%80%D0%B8%D0%B2%D0%B0%D0%BD%D0%B5_%D0%BD%D0%B0_%D1%81%D1%82%D1%80%D0%B0%D0%BD%D0%B8%D1%86%D0%B8_%D0%B8_%D1%84%D0%B0%D0%B9%D0%BB%D0%BE%D0%B2%D0%B5" title="Уикипедия:Изтриване на страници и файлове">изтриването</a> на цялата статия или раздел.<span class="hide-when-compact"></span><span class="hide-when-compact"></span></div></td><td class="mbox-imageright"><div style="width:52px"><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Nuvola_apps_important.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/40px-Nuvola_apps_important.svg.png" decoding="async" width="40" height="33" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/60px-Nuvola_apps_important.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f7/Nuvola_apps_important.svg/80px-Nuvola_apps_important.svg.png 2x" data-file-width="600" data-file-height="500" /></a></span></div></td></tr></tbody></table> <table class="WSerieV" cellspacing="0" style="width:300п; padding: 0.3em; float:right; margin: 0 0 0.4ex 1ex; border:1px solid #999; background-color:#ееееее; text-align:center; font-size: 90%; line-height: 135%"> <tbody><tr> <td class="title physic" height="45" style="background-color: #D4D4FF; line-height: 90%;">Серия статии на тема<br /><b><big><a href="/wiki/%D0%AF%D0%B4%D1%80%D0%B5%D0%BD%D0%B0_%D1%84%D0%B8%D0%B7%D0%B8%D0%BA%D0%B0" title="Ядрена физика">Ядрена физика</a></big></b> </td></tr> <tr> <td><span typeof="mw:File"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Deuterium-tritium_fusion.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Deuterium-tritium_fusion.svg/160px-Deuterium-tritium_fusion.svg.png" decoding="async" width="160" height="192" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Deuterium-tritium_fusion.svg/240px-Deuterium-tritium_fusion.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/3b/Deuterium-tritium_fusion.svg/320px-Deuterium-tritium_fusion.svg.png 2x" data-file-width="500" data-file-height="600" /></a></span> </td></tr> <tr> <td><a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%BE%D0%B0%D0%BA%D1%82%D0%B8%D0%B2%D0%BD%D0%BE%D1%81%D1%82" title="Радиоактивност">Радиоактивност</a><br /> <a href="/wiki/%D0%AF%D0%B4%D1%80%D0%B5%D0%BD%D0%BE_%D0%B4%D0%B5%D0%BB%D0%B5%D0%BD%D0%B5" title="Ядрено делене">Ядрено делене</a><br /> <a href="/wiki/%D0%A2%D0%B5%D1%80%D0%BC%D0%BE%D1%8F%D0%B4%D1%80%D0%B5%D0%BD_%D1%81%D0%B8%D0%BD%D1%82%D0%B5%D0%B7" title="Термоядрен синтез">Термоядрен синтез</a> <div class="NavFrame"> <div class="NavHead" style="background-color:#D4D4FF;">Радиоактивност</div> <div class="NavContent"><a href="/wiki/%D0%90%D0%BB%D1%84%D0%B0_%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" class="mw-redirect" title="Алфа разпад">Алфа разпад</a> <a href="/wiki/%D0%91%D0%B5%D1%82%D0%B0_%D1%80%D0%B0%D0%B7%D0%BF%D0%B0%D0%B4" class="mw-redirect" title="Бета разпад">Бета разпад</a> <a href="/wiki/%D0%93%D0%B0%D0%BC%D0%B0-%D0%BB%D1%8A%D1%87%D0%B8" title="Гама-лъчи">Гама излъчване</a></div> </div><div class="NavFrame"> <div class="NavHead" style="background-color:#D4D4FF;">Емисии</div> <div class="NavContent"><a href="/w/index.php?title=%D0%9D%D0%B5%D1%83%D1%82%D1%80%D0%BE%D0%BD%D0%BD%D0%B0_%D0%B5%D0%BC%D0%B8%D1%81%D0%B8%D1%8F&action=edit&redlink=1" class="new" title="Неутронна емисия (страницата не съществува)">Неутронна</a> <a href="/w/index.php?title=%D0%9F%D1%80%D0%BE%D1%82%D0%BE%D0%BD%D0%BD%D0%B0_%D0%B5%D0%BC%D0%B8%D1%81%D0%B8%D1%8F&action=edit&redlink=1" class="new" title="Протонна емисия (страницата не съществува)">Протонна</a> <a href="/w/index.php?title=%D0%9F%D0%BE%D0%B7%D0%B8%D1%82%D1%80%D0%BE%D0%BD%D0%BD%D0%B0_%D0%B5%D0%BC%D0%B8%D1%81%D0%B8%D1%8F&action=edit&redlink=1" class="new" title="Позитронна емисия (страницата не съществува)">Позитронна</a></div> </div><div class="NavFrame"> <div class="NavHead" style="background-color:#D4D4FF;">Взаимодействия</div> <div class="NavContent"><a href="/wiki/%D0%A1%D0%BB%D0%B0%D0%B1%D0%BE_%D1%8F%D0%B4%D1%80%D0%B5%D0%BD%D0%BE_%D0%B2%D0%B7%D0%B0%D0%B8%D0%BC%D0%BE%D0%B4%D0%B5%D0%B9%D1%81%D1%82%D0%B2%D0%B8%D0%B5" title="Слабо ядрено взаимодействие">Слабо ядрено взаимодействие</a> <br /> <a href="/wiki/%D0%A1%D0%B8%D0%BB%D0%BD%D0%BE_%D1%8F%D0%B4%D1%80%D0%B5%D0%BD%D0%BE_%D0%B2%D0%B7%D0%B0%D0%B8%D0%BC%D0%BE%D0%B4%D0%B5%D0%B9%D1%81%D1%82%D0%B2%D0%B8%D0%B5" title="Силно ядрено взаимодействие">Силно ядрено взаимодействие</a> <br /> <a href="/wiki/%D0%AF%D0%B4%D1%80%D0%B5%D0%BD%D0%B0_%D1%80%D0%B5%D0%B0%D0%BA%D1%86%D0%B8%D1%8F" title="Ядрена реакция">Ядрена реакция</a> <br /> <a href="/wiki/%D0%92%D0%B5%D1%80%D0%B8%D0%B6%D0%BD%D0%B0_%D1%80%D0%B5%D0%B0%D0%BA%D1%86%D0%B8%D1%8F" title="Верижна реакция">Верижна реакция</a></div> </div><div class="NavFrame"> <div class="NavHead" style="background-color:#D4D4FF;">Учени</div> <div class="NavContent"><a href="/wiki/%D0%90%D0%BD%D1%80%D0%B8_%D0%91%D0%B5%D0%BA%D0%B5%D1%80%D0%B5%D0%BB" title="Анри Бекерел">Анри Бекерел</a> <a href="/wiki/%D0%9C%D0%B0%D1%80%D0%B8_%D0%9A%D1%8E%D1%80%D0%B8" class="mw-redirect" title="Мари Кюри">Мари Кюри</a> <a href="/wiki/%D0%95%D0%BD%D1%80%D0%B8%D0%BA%D0%BE_%D0%A4%D0%B5%D1%80%D0%BC%D0%B8" title="Енрико Ферми">Енрико Ферми</a><br /> <a href="/wiki/%D0%AA%D1%80%D0%BD%D0%B5%D1%81%D1%82_%D0%A0%D1%8A%D0%B4%D1%8A%D1%80%D1%84%D0%BE%D1%80%D0%B4" title="Ърнест Ръдърфорд">Ърнест Ръдърфорд</a></div> </div> </td></tr></tbody></table> <figure typeof="mw:File/Thumb"><a href="/wiki/%D0%A4%D0%B0%D0%B9%D0%BB:Beta_Negative_Decay.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/8/89/Beta_Negative_Decay.svg/300px-Beta_Negative_Decay.svg.png" decoding="async" width="300" height="300" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/89/Beta_Negative_Decay.svg/450px-Beta_Negative_Decay.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/89/Beta_Negative_Decay.svg/600px-Beta_Negative_Decay.svg.png 2x" data-file-width="400" data-file-height="400" /></a><figcaption>Диаграма на <a href="/wiki/%D0%A0%D0%B8%D1%87%D0%B0%D1%80%D0%B4_%D0%A4%D0%B0%D0%B9%D0%BD%D0%BC%D0%B0%D0%BD" title="Ричард Файнман">Файнман</a>, илюстрираща бета-разпад на <a href="/wiki/%D0%9D%D0%B5%D1%83%D1%82%D1%80%D0%BE%D0%BD" title="Неутрон">неутрон</a>, при което се получават <a href="/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%BE%D0%BD" title="Протон">протон</a>, <a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BD" title="Електрон">електрон</a> и <a href="/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%BD%D0%B5%D1%83%D1%82%D1%80%D0%B8%D0%BD%D0%BE" title="Антинеутрино">антинеутрино</a> посредством междинен <a href="/wiki/W_%D0%B8_Z_%D0%B1%D0%BE%D0%B7%D0%BE%D0%BD%D0%B8" title="W и Z бозони">W-бозон</a></figcaption></figure> <p><b>Бета-разпадът</b> в атомната и ядрената физика е вид <a href="/wiki/%D0%A0%D0%B0%D0%B4%D0%B8%D0%BE%D0%B0%D0%BA%D1%82%D0%B8%D0%B2%D0%BD%D0%BE%D1%81%D1%82" title="Радиоактивност">радиоактивен разпад</a>, при който се излъчва бета-частица – <a href="/wiki/%D0%95%D0%BB%D0%B5%D0%BA%D1%82%D1%80%D0%BE%D0%BD" title="Електрон">електрон</a> (β<sup>−</sup>) или <a href="/wiki/%D0%9F%D0%BE%D0%B7%D0%B8%D1%82%D1%80%D0%BE%D0%BD" title="Позитрон">позитрон</a> (β<sup>+</sup>). Когато се излъчва електрон, реакцията се нарича <i>бета-минус-разпад</i>, а когато се излъчва позитрон – <i>бета-плюс-разпад</i>. </p><p>При β<sup>−</sup>-разпада <a href="/wiki/%D0%9D%D0%B5%D1%83%D1%82%D1%80%D0%BE%D0%BD" title="Неутрон">неутрон</a> (<i>n</i><sup>0</sup>) се превръща в <a href="/wiki/%D0%9F%D1%80%D0%BE%D1%82%D0%BE%D0%BD" title="Протон">протон</a> (<i>p</i><sup>+</sup>), излъчвайки електрон (<i>e</i><sup>−</sup>) и <a href="/wiki/%D0%90%D0%BD%D1%82%D0%B8%D0%BD%D0%B5%D1%83%D1%82%D1%80%D0%B8%D0%BD%D0%BE" title="Антинеутрино">антинеутрино</a> (<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle {\bar {\nu }}_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>ν</mi> <mo stretchy="false">¯</mo> </mover> </mrow> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle {\bar {\nu }}_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/572d127df4795701cee37524b3b168f9a5db99d9" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.315ex; height:2.343ex;" alt="{\displaystyle {\bar {\nu }}_{e}}"></span>): </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle n^{0}\rightarrow p^{+}+e^{-}+{\bar {\nu }}_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msup> <mi>n</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> </msup> <mo stretchy="false">→</mo> <msup> <mi>p</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msup> <mo>+</mo> <msup> <mi>e</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> <mo>+</mo> <msub> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>ν</mi> <mo stretchy="false">¯</mo> </mover> </mrow> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle n^{0}\rightarrow p^{+}+e^{-}+{\bar {\nu }}_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/ae1b69336c1d3d2c3c918436865919a0c11c4eba" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:19.333ex; height:3.009ex;" alt="{\displaystyle n^{0}\rightarrow p^{+}+e^{-}+{\bar {\nu }}_{e}}"></span>.</dd></dl> <p>При β<sup>+</sup>-разпада е необходима енергия, за да се превърне протонът в неутрон, позитрон (<i>e</i><sup>+</sup>) и <a href="/wiki/%D0%9D%D0%B5%D1%83%D1%82%D1%80%D0%B8%D0%BD%D0%BE" title="Неутрино">неутрино</a> (<span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \nu _{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <msub> <mi>ν</mi> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \nu _{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/a4fe16e29341b14991c3171e5f9ee7dd4a916f7d" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:2.147ex; height:2.009ex;" alt="{\displaystyle \nu _{e}}"></span>): </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {energy} +p^{+}\rightarrow n^{0}+e^{+}+{\nu }_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <mi mathvariant="normal">e</mi> <mi mathvariant="normal">n</mi> <mi mathvariant="normal">e</mi> <mi mathvariant="normal">r</mi> <mi mathvariant="normal">g</mi> <mi mathvariant="normal">y</mi> </mrow> <mo>+</mo> <msup> <mi>p</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msup> <mo stretchy="false">→</mo> <msup> <mi>n</mi> <mrow class="MJX-TeXAtom-ORD"> <mn>0</mn> </mrow> </msup> <mo>+</mo> <msup> <mi>e</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msup> <mo>+</mo> <msub> <mrow class="MJX-TeXAtom-ORD"> <mi>ν</mi> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {energy} +p^{+}\rightarrow n^{0}+e^{+}+{\nu }_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/96b2358dd72b66401bb4b444175406b0229276c8" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -0.671ex; width:28.665ex; height:3.009ex;" alt="{\displaystyle \mathrm {energy} +p^{+}\rightarrow n^{0}+e^{+}+{\nu }_{e}}"></span>.</dd></dl> <p>Когато протонът и неутронът са част от <a href="/wiki/%D0%90%D1%82%D0%BE%D0%BC%D0%BD%D0%BE_%D1%8F%D0%B4%D1%80%D0%BE" title="Атомно ядро">атомното ядро</a>, бета-разпадът води до превръщане на един <a href="/wiki/%D0%A5%D0%B8%D0%BC%D0%B8%D1%87%D0%B5%D1%81%D0%BA%D0%B8_%D0%B5%D0%BB%D0%B5%D0%BC%D0%B5%D0%BD%D1%82" class="mw-redirect" title="Химически елемент">химически елемент</a> в друг. Примери: </p> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {{}^{1}{}_{55}^{37}Cs} \rightarrow \mathrm {{}^{1}{}_{56}^{37}Ba} +e^{-}+{\bar {\nu }}_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msup> <mrow class="MJX-TeXAtom-ORD"> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msup> <msubsup> <mrow class="MJX-TeXAtom-ORD"> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>55</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>37</mn> </mrow> </msubsup> <mi mathvariant="normal">C</mi> <mi mathvariant="normal">s</mi> </mrow> <mo stretchy="false">→</mo> <mrow class="MJX-TeXAtom-ORD"> <msup> <mrow class="MJX-TeXAtom-ORD"> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>1</mn> </mrow> </msup> <msubsup> <mrow class="MJX-TeXAtom-ORD"> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>56</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>37</mn> </mrow> </msubsup> <mi mathvariant="normal">B</mi> <mi mathvariant="normal">a</mi> </mrow> <mo>+</mo> <msup> <mi>e</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> <mo>+</mo> <msub> <mrow class="MJX-TeXAtom-ORD"> <mrow class="MJX-TeXAtom-ORD"> <mover> <mi>ν</mi> <mo stretchy="false">¯</mo> </mover> </mrow> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {{}^{1}{}_{55}^{37}Cs} \rightarrow \mathrm {{}^{1}{}_{56}^{37}Ba} +e^{-}+{\bar {\nu }}_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/a0aa6bc13257debba356b913f65687bb906406fa" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:25.467ex; height:3.343ex;" alt="{\displaystyle \mathrm {{}^{1}{}_{55}^{37}Cs} \rightarrow \mathrm {{}^{1}{}_{56}^{37}Ba} +e^{-}+{\bar {\nu }}_{e}}"></span> (β<sup>−</sup>-разпад);</dd></dl> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {~_{11}^{22}Na} \rightarrow \mathrm {~_{10}^{22}Ne} +e^{+}+{\nu }_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>11</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>22</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">a</mi> </mrow> <mo stretchy="false">→</mo> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>10</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>22</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">e</mi> </mrow> <mo>+</mo> <msup> <mi>e</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>+</mo> </mrow> </msup> <mo>+</mo> <msub> <mrow class="MJX-TeXAtom-ORD"> <mi>ν</mi> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {~_{11}^{22}Na} \rightarrow \mathrm {~_{10}^{22}Ne} +e^{+}+{\nu }_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/74a09ae4656ce58830c974d77f89ee6206adb060" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; width:24.631ex; height:3.176ex;" alt="{\displaystyle \mathrm {~_{11}^{22}Na} \rightarrow \mathrm {~_{10}^{22}Ne} +e^{+}+{\nu }_{e}}"></span> (β<sup>+</sup>-разпад);</dd></dl> <dl><dd><span class="mwe-math-element"><span class="mwe-math-mathml-inline mwe-math-mathml-a11y" style="display: none;"><math xmlns="http://www.w3.org/1998/Math/MathML" alttext="{\displaystyle \mathrm {~_{11}^{22}Na} +e^{-}\rightarrow \mathrm {~_{10}^{22}Ne} +{\nu }_{e}}"> <semantics> <mrow class="MJX-TeXAtom-ORD"> <mstyle displaystyle="true" scriptlevel="0"> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>11</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>22</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">a</mi> </mrow> <mo>+</mo> <msup> <mi>e</mi> <mrow class="MJX-TeXAtom-ORD"> <mo>−</mo> </mrow> </msup> <mo stretchy="false">→</mo> <mrow class="MJX-TeXAtom-ORD"> <msubsup> <mtext> </mtext> <mrow class="MJX-TeXAtom-ORD"> <mn>10</mn> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mn>22</mn> </mrow> </msubsup> <mi mathvariant="normal">N</mi> <mi mathvariant="normal">e</mi> </mrow> <mo>+</mo> <msub> <mrow class="MJX-TeXAtom-ORD"> <mi>ν</mi> </mrow> <mrow class="MJX-TeXAtom-ORD"> <mi>e</mi> </mrow> </msub> </mstyle> </mrow> <annotation encoding="application/x-tex">{\displaystyle \mathrm {~_{11}^{22}Na} +e^{-}\rightarrow \mathrm {~_{10}^{22}Ne} +{\nu }_{e}}</annotation> </semantics> </math></span><img src="https://wikimedia.org/api/rest_v1/media/math/render/svg/b0cee4fe1c9de55bb35f3939951eb638610c883a" class="mwe-math-fallback-image-inline mw-invert skin-invert" aria-hidden="true" style="vertical-align: -1.005ex; 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