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id="vector-appearance-dropdown-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-appearance-dropdown" class="vector-dropdown-checkbox " aria-label="Appearance" > <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">Appearance</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_si.wikipedia.org&uselang=si" class=""><span>පරිත්‍යාග</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=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%9C%E0%B7%92%E0%B6%AB%E0%B7%94%E0%B6%B8_%E0%B6%AD%E0%B7%90%E0%B6%B1%E0%B7%93%E0%B6%B8%E0%B6%A7&returnto=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0+%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" title="ඔබ ගිණුමක් තනා පිවිසෙන්නේ නම් මැනවි; කෙසේ වුවත්, එය අනිවාර්ය නොවේ." class=""><span>ගිණුමක් තනන්න</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=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%B4%E0%B6%BB%E0%B7%92%E0%B7%81%E0%B7%93%E0%B6%BD%E0%B6%9A_%E0%B6%B4%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%80%E0%B7%92%E0%B7%82%E0%B7%8A%E0%B6%A7%E0%B6%BA&returnto=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0+%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" title="අඩවියට පිවිසීමට ඔබව දිරිගැන්වේ. එහෙත් පිවිසීම අනිවාර්ය නොවේ. [o]" accesskey="o" class=""><span>පිවිසෙන්න</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="More options" > <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="පුද්ගලික මෙවලම්" > <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">පුද්ගලික මෙවලම්</span> </label> <div class="vector-dropdown-content"> <div id="p-personal" class="vector-menu mw-portlet mw-portlet-personal user-links-collapsible-item" title="User menu" > <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_si.wikipedia.org&uselang=si"><span>පරිත්‍යාග</span></a></li><li id="pt-createaccount" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%9C%E0%B7%92%E0%B6%AB%E0%B7%94%E0%B6%B8_%E0%B6%AD%E0%B7%90%E0%B6%B1%E0%B7%93%E0%B6%B8%E0%B6%A7&returnto=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0+%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" title="ඔබ ගිණුමක් තනා පිවිසෙන්නේ නම් මැනවි; කෙසේ වුවත්, එය අනිවාර්ය නොවේ."><span class="vector-icon mw-ui-icon-userAdd mw-ui-icon-wikimedia-userAdd"></span> <span>ගිණුමක් තනන්න</span></a></li><li id="pt-login" class="user-links-collapsible-item mw-list-item"><a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%B4%E0%B6%BB%E0%B7%92%E0%B7%81%E0%B7%93%E0%B6%BD%E0%B6%9A_%E0%B6%B4%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%80%E0%B7%92%E0%B7%82%E0%B7%8A%E0%B6%A7%E0%B6%BA&returnto=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0+%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" title="අඩවියට පිවිසීමට ඔබව දිරිගැන්වේ. එහෙත් පිවිසීම අනිවාර්ය නොවේ. [o]" accesskey="o"><span class="vector-icon mw-ui-icon-logIn mw-ui-icon-wikimedia-logIn"></span> <span>පිවිසෙන්න</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"> Pages for logged out editors <a href="/wiki/%E0%B6%8B%E0%B6%AF%E0%B7%80%E0%B7%94:Introduction" aria-label="Learn more about editing"><span>learn more</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/%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%B8%E0%B6%9C%E0%B7%9A_%E0%B6%AF%E0%B7%8F%E0%B6%BA%E0%B6%9A%E0%B6%AD%E0%B7%8A%E0%B7%80%E0%B6%BA" title="A list of edits made from this IP address [y]" accesskey="y"><span>දායකත්වයන්</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B6%B8%E0%B6%9C%E0%B7%9A_%E0%B7%83%E0%B7%8F%E0%B6%9A%E0%B6%A0%E0%B7%8A%E0%B6%A1%E0%B7%8F%E0%B7%80" title="මෙම අන්තර්ජාල ලිපිනයෙන් කර ඇති සංස්කරණයන් පිළිබඳ සාකච්ඡාව [n]" accesskey="n"><span>සාකච්ඡාව</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="Site"> <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="Contents" 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">Contents</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">hide</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">Beginning</div> </a> </li> <li id="toc-ආශ්‍රිත" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#ආශ්‍රිත"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>ආශ්‍රිත</span> </div> </a> <ul id="toc-ආශ්‍රිත-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="Contents" 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="Toggle the table of contents" > <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">Toggle the table of contents</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">අර්ධ කෝෂය</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="Go to an article in another language. Available in 14 languages" > <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-14" 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">14 languages</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/%D9%86%D8%B5%D9%81_%D8%AE%D9%84%D9%8A%D8%A9" title="نصف خلية – අරාබි" lang="ar" hreflang="ar" data-title="نصف خلية" data-language-autonym="العربية" data-language-local-name="අරාබි" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-ckb mw-list-item"><a href="https://ckb.wikipedia.org/wiki/%D9%86%DB%8C%D9%88%DB%95%D8%AE%D8%A7%D9%86%DB%95" title="نیوەخانە – සොරානි කුර්දිෂ්" lang="ckb" hreflang="ckb" data-title="نیوەخانە" data-language-autonym="کوردی" data-language-local-name="සොරානි කුර්දිෂ්" class="interlanguage-link-target"><span>کوردی</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Halbzelle" title="Halbzelle – ජර්මන්" lang="de" hreflang="de" data-title="Halbzelle" data-language-autonym="Deutsch" data-language-local-name="ජර්මන්" 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/Half-cell" title="Half-cell – ඉංග්‍රීසි" lang="en" hreflang="en" data-title="Half-cell" data-language-autonym="English" data-language-local-name="ඉංග්‍රීසි" 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/Semicelda" title="Semicelda – ස්පාඤ්ඤ" lang="es" hreflang="es" data-title="Semicelda" data-language-autonym="Español" data-language-local-name="ස්පාඤ්ඤ" 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/%D9%86%DB%8C%D9%85_%D8%B3%D9%84%D9%88%D9%84" title="نیم سلول – පර්සියානු" lang="fa" hreflang="fa" data-title="نیم سلول" data-language-autonym="فارسی" data-language-local-name="පර්සියානු" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Setengah-sel" title="Setengah-sel – ඉන්දුනීසියානු" lang="id" hreflang="id" data-title="Setengah-sel" data-language-autonym="Bahasa Indonesia" data-language-local-name="ඉන්දුනීසියානු" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E5%8D%8A%E9%9B%BB%E6%B1%A0" title="半電池 – ජපන්" lang="ja" hreflang="ja" data-title="半電池" data-language-autonym="日本語" data-language-local-name="ජපන්" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Halvcelle" title="Halvcelle – නෝර්වීජියානු බොක්මල්" lang="nb" hreflang="nb" data-title="Halvcelle" data-language-autonym="Norsk bokmål" data-language-local-name="නෝර්වීජියානු බොක්මල්" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/P%C3%B3%C5%82ogniwo" title="Półogniwo – පෝලන්ත" lang="pl" hreflang="pl" data-title="Półogniwo" data-language-autonym="Polski" data-language-local-name="පෝලන්ත" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Halvcell" title="Halvcell – ස්වීඩන්" lang="sv" hreflang="sv" data-title="Halvcell" data-language-autonym="Svenska" data-language-local-name="ස්වීඩන්" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Yar%C4%B1_h%C3%BCcre" title="Yarı hücre – තුර්කි" lang="tr" hreflang="tr" data-title="Yarı hücre" data-language-autonym="Türkçe" data-language-local-name="තුර්කි" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/Half-cell" title="Half-cell – වියට්නාම්" lang="vi" hreflang="vi" data-title="Half-cell" data-language-autonym="Tiếng Việt" data-language-local-name="වියට්නාම්" 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/%E5%8D%8A%E7%94%B5%E6%B1%A0" title="半电池 – චීන" lang="zh" hreflang="zh" data-title="半电池" data-language-autonym="中文" data-language-local-name="චීන" 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/Q903509#sitelinks-wikipedia" title="අන්තර්භාෂාමය සබැඳි සංස්කරණය කරන්න" class="wbc-editpage">සබැඳි සංස්කරණය කරන්න</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="නාම අවකාශ"> <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 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href="/wiki/%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B7%83%E0%B6%B6%E0%B7%90%E0%B6%B3%E0%B7%94%E0%B6%B1%E0%B7%94_%E0%B6%B8%E0%B7%91%E0%B6%AD_%E0%B7%80%E0%B7%99%E0%B6%B1%E0%B7%83%E0%B7%8A%E0%B6%9A%E0%B7%92%E0%B6%BB%E0%B7%93%E0%B6%B8%E0%B7%8A/%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" rel="nofollow" title="මෙම පිටුව හා සබැඳි පිටුවල ‍නව වෙනස්කිරීම් [k]" accesskey="k"><span>සහසම්බන්ධිත වෙනස්වීම්</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82_%E0%B6%B4%E0%B7%92%E0%B6%A7%E0%B7%94" title="සියලු විශේෂ පිටුවල ලැයිස්තුවක් [q]" accesskey="q"><span>විශේෂ පිටු</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA&oldid=304093" title="පිටුවෙහි මෙම අනුවාදයට ස්ථාවර සබැඳිය"><span>ස්ථාවර සබැඳුම</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA&action=info" title="More information about this page"><span>පිටුවේ තොරතුරු</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:CiteThisPage&page=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA&id=304093&wpFormIdentifier=titleform" title="මෙම පිටුව උපුටාගැනීමක්සේ දක්වන ආකාරය පිළිබඳ තොරතුරු."><span>මෙම පිටුව උපුටා දක්වන්න</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B7%81%E0%B7%9A%E0%B7%82:UrlShortener&url=https%3A%2F%2Fsi.wikipedia.org%2Fwiki%2F%25E0%25B6%2585%25E0%25B6%25BB%25E0%25B7%258A%25E0%25B6%25B0_%25E0%25B6%259A%25E0%25B7%259D%25E0%25B7%2582%25E0%25B6%25BA"><span>Get shortened URL</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a 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</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="Appearance"> <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">Appearance</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">move to sidebar</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">hide</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">විකිපීඩියා වෙතින්</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="si" dir="ltr"><p><b>අර්ධ-කෝෂයක්</b> යනු, ස්වභාවිකව පවත්නා <a href="/w/index.php?title=%E0%B7%84%E0%B7%99%E0%B6%BD%E0%B7%8A%E0%B6%B8%E0%B7%9D%E0%B6%BD%E0%B7%8A%E0%B6%A7%E0%B7%8A%E0%B7%83%E0%B7%8A_%E0%B6%AF%E0%B7%8A%E0%B7%80%E0%B7%92%E0%B6%9A_%E0%B7%83%E0%B7%8A%E0%B6%AD%E0%B6%BB%E0%B6%BA&action=edit&redlink=1" class="new" title="හෙල්මෝල්ට්ස් ද්වික ස්තරය (පිටුව නොපවතියි)"> හෙල්මෝල්ට්ස් ද්වික ස්තරයකින්</a> වෙන්වූ. සන්නායක <a href="/w/index.php?title=%E0%B6%89%E0%B6%BD%E0%B7%99%E0%B6%9A%E0%B7%8A%E0%B6%A7%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9D%E0%B6%A9%E0%B6%BA&action=edit&redlink=1" class="new" title="ඉලෙක්ට්‍රෝඩය (පිටුව නොපවතියි)">ඉලෙක්ට්‍රෝඩයකින්</a> සහ එය වටා වූ සන්නායක <a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%94%E0%B6%AD%E0%B7%8A_%E0%B7%80%E0%B7%92%E0%B6%A0%E0%B7%8A%E0%B6%A1%E0%B7%9A%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B6%BA&action=edit&redlink=1" class="new" title="විද්‍යුත් විච්ඡේද්‍යය (පිටුව නොපවතියි)"> විද්‍යුත් විච්ඡේද්‍යයකින්</a> සමන්විතවූ ව්‍යුහයකි. මෙම ස්තරය තුල සිදුවන රසායනික ප්‍රතික්‍රියා විසින් ඉලෙක්ට්‍රෝඩය සහ විද්‍යුත් විච්ඡේද්‍යය අතර <a href="/wiki/%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%94%E0%B6%AD%E0%B7%8A_%E0%B6%86%E0%B6%BB%E0%B7%9D%E0%B6%B4%E0%B6%AB%E0%B6%BA" title="විද්‍යුත් ආරෝපණය">විද්‍යුත් ආරෝපණ</a> ක්ෂණික ලෙසින් පොම්ප කරන අතර, ඒ නිසා ඉලෙක්ට්‍රෝඩය සහ විද්‍යුත් විච්ඡේද්‍යය අතර <a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B6%B7%E0%B7%80_%E0%B6%85%E0%B6%B1%E0%B7%8A%E0%B6%AD%E0%B6%BB%E0%B6%BA&action=edit&redlink=1" class="new" title="විභව අන්තරය (පිටුව නොපවතියි)">විභව අන්තරයක්</a> ඇති වෙයි. සාමාන්‍ය ඇනෝඩ ප්‍රතික්‍රියාවක් සමන්වික වන්නේ ඉලෙක්ට්‍රෝඩයේ ලෝහ පරමාණුවක් ද්‍රාව්‍ය වීම සහ ද්වික ස්තරය හරහා ධන අයනයක් ප්‍රවාහනය වීම වන අතර, මේ නිසා විද්‍යුත් විච්ඡේද්‍යය විසින් ශුද්ධ ධන ආරෝපණයක් අත්පත් කර ගන්නා අතර ඉලෙක්ට්‍රෝඩය විසින් ශුද්ධ සෘණ ආරෝපණයක් අත්පත් කර ගනියි. විභව අන්තරය වැඩෙත්ම, එය විසින් ද්වික ස්තරය තුල තීව්‍ර <a href="/wiki/%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%94%E0%B6%AD%E0%B7%8A_%E0%B6%9A%E0%B7%8A%E0%B7%82%E0%B7%9A%E0%B6%AD%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B6%BA" title="විද්‍යුත් ක්ෂේත්‍රය">විද්‍යුත් ක්ෂේත්‍රයක්</a> නිමවන අතර, ක්ෂේත්‍රය විසින් ශුද්ධ ආරෝපණ-පොම්ප කිරීමේ ප්‍රතික්‍රියා නවතන තුරු විභවයේ අගය ඉහළ යයි. එකලී අර්ධ-කෝෂ වලදී මෙම ස්වයං-සීමාකාරී ක්‍රියාව ක්ෂණයකින් පාහේ සිදුවෙයි; භාවිතයේදී අසමරූපී අර්ධ -කෝෂ දෙකක් සුදුසු පරිදී සම්බන්ධ කිරීමෙන් <a href="/wiki/%E0%B6%9C%E0%B7%90%E0%B6%BD%E0%B7%8A%E0%B7%80%E0%B7%8F%E0%B6%B1%E0%B7%92_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" title="ගැල්වානි කෝෂය">ගැල්වානි කෝෂයක්</a> තනනු ලැබේ. </p><p><a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%94%E0%B6%AD%E0%B7%8A_%E0%B6%BB%E0%B7%83%E0%B7%8F%E0%B6%BA%E0%B6%B1%E0%B7%92%E0%B6%9A_%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%8F%E0%B7%80&action=edit&redlink=1" class="new" title="විද්‍යුත් රසායනික විද්‍යාව (පිටුව නොපවතියි)">විද්‍යුත් රසායනික විද්‍යාවෙහි</a> භාවිතා වන සම්මත අර්ධ-කෝෂයක් සමන්විත වන්නේ, 298 <a href="/wiki/%E0%B6%9A%E0%B7%99%E0%B6%BD%E0%B7%8A%E0%B7%80%E0%B7%92%E0%B6%B1%E0%B7%8A" title="කෙල්වින්">කෙල්වින්</a> (25 °C) හී පවතින ලෝහයේ ලවණයෙහි 1 <a href="/w/index.php?title=%E0%B7%83%E0%B7%8F%E0%B6%B1%E0%B7%8A%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B6%AB%E0%B6%BA&action=edit&redlink=1" class="new" title="සාන්ද්‍රණය (පිටුව නොපවතියි)">මවුල</a> (1 mol/L) <a href="/w/index.php?title=%E0%B6%A2%E0%B6%BD%E0%B7%93%E0%B6%BA_%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%8F%E0%B7%80%E0%B6%AB%E0%B6%BA&action=edit&redlink=1" class="new" title="ජලීය ද්‍රාවණය (පිටුව නොපවතියි)">ජලීය ද්‍රාවණයක</a> පවතින ලෝහ ඉලෙක්ට්‍රෝඩයක් වෙතිනි.<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> <a href="/w/index.php?title=%E0%B7%83%E0%B6%B8%E0%B7%8A%E0%B6%B8%E0%B6%AD_%E0%B6%94%E0%B6%9A%E0%B7%8A%E0%B7%83%E0%B7%92%E0%B7%84%E0%B6%BB%E0%B6%AB_%E0%B7%80%E0%B7%92%E0%B6%B7%E0%B7%80%E0%B6%BA&action=edit&redlink=1" class="new" title="සම්මත ඔක්සිහරණ විභවය (පිටුව නොපවතියි)">සම්මත ඔක්සිහරණ විභවයන්ගෙන්</a> සමන්විත වන සහ <a href="/w/index.php?title=%E0%B7%83%E0%B6%9A%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%93%E0%B6%BA%E0%B6%AD%E0%B7%8F_%E0%B7%81%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9A%E0%B6%AB%E0%B7%92%E0%B6%BA&action=edit&redlink=1" class="new" title="සක්‍රීයතා ශ්‍රේණිය (පිටුව නොපවතියි)">සක්‍රීයතා ශ්‍රේණියට</a> කිට්ටු බන්ධුතාවයක් දක්වන <a href="/w/index.php?title=%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%94%E0%B6%AD%E0%B7%8A_%E0%B6%BB%E0%B7%83%E0%B7%8F%E0%B6%BA%E0%B6%B1%E0%B7%92%E0%B6%9A_%E0%B7%81%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9A%E0%B6%AB%E0%B7%92%E0%B6%BA&action=edit&redlink=1" class="new" title="විද්‍යුත් රසායනික ශ්‍රේණිය (පිටුව නොපවතියි)">විද්‍යුත් රසායනික ශ්‍රේණිය</a> ජනනනය කර ඇත්තේ, <a href="/wiki/%E0%B6%BD%E0%B7%94%E0%B6%AB%E0%B7%94_%E0%B7%83%E0%B7%9A%E0%B6%AD%E0%B7%94%E0%B7%80" class="mw-redirect" title="ලුණු සේතුව">ලුණු සේතුවකින්</a> සම්බන්ධ කෙරුණු ලෝහ අර්ධ-කෝෂය සහ <a href="/w/index.php?title=%E0%B7%83%E0%B6%B8%E0%B7%8A%E0%B6%B8%E0%B6%AD_%E0%B7%84%E0%B6%BA%E0%B7%92%E0%B6%A9%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B6%A2%E0%B6%B1%E0%B7%8A_%E0%B6%89%E0%B6%BD%E0%B7%99%E0%B6%9A%E0%B7%8A%E0%B6%A7%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9D%E0%B6%A9%E0%B6%BA&action=edit&redlink=1" class="new" title="සම්මත හයිඩ්‍රජන් ඉලෙක්ට්‍රෝඩය (පිටුව නොපවතියි)">සම්මත හයිඩ්‍රජන් අර්ධ-කෝෂයක්</a> අතර විභව අන්තරය මැනීමෙනි. </p><p>සම්මත හයිඩ්‍රජන් අර්ධ -කෝෂය: </p> <dl><dd>2H<sup>+</sup>(aq) + 2e<sup>-</sup> → H<sub>2</sub>(g)</dd></dl> <p><a href="/w/index.php?title=%E0%B6%A9%E0%B7%90%E0%B6%B1%E0%B7%92%E0%B6%BA%E0%B7%99%E0%B6%BD%E0%B7%8A_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA&action=edit&redlink=1" class="new" title="ඩැනියෙල් කෝෂය (පිටුව නොපවතියි)">ඩැනියෙල් කෝෂයක</a> අර්ෂ-කෝෂ: </p> <dl><dd>මුල් සමීකරණය <dl><dd>Zn + Cu<sup>2+</sup> → Zn<sup>2+</sup> + Cu</dd></dl></dd> <dd>Zn අර්ධ-කෝෂය (<a href="/wiki/%E0%B6%87%E0%B6%B1%E0%B7%9D%E0%B6%A9%E0%B6%BA" title="ඇනෝඩය">ඇනෝඩය</a>) <dl><dd>Zn → Zn<sup>2+</sup> + 2e<sup>−</sup></dd></dl></dd> <dd>Cu අර්ධ-කෝෂය (<a href="/wiki/%E0%B6%9A%E0%B7%90%E0%B6%AD%E0%B7%9D%E0%B6%A9%E0%B6%BA" title="කැතෝඩය">කැතෝඩය</a>) <dl><dd>Cu<sup>2+</sup> + 2e<sup>−</sup> → Cu</dd></dl></dd></dl> <div class="mw-heading mw-heading2"><h2 id="ආශ්‍රිත"><span id=".E0.B6.86.E0.B7.81.E0.B7.8A.E2.80.8D.E0.B6.BB.E0.B7.92.E0.B6.AD"></span>ආශ්‍රිත</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0_%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA&action=edit&section=1" title="ඡේදය සංස්කරණය: ආශ්‍රිත"><span>සංස්කරණය</span></a><span class="mw-editsection-bracket">]</span></span></div> <div class="reflist" style="list-style-type: decimal;"> <ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r713704">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free a,.mw-parser-output .citation .cs1-lock-free a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited a,.mw-parser-output .id-lock-registration a,.mw-parser-output .citation .cs1-lock-limited a,.mw-parser-output .citation .cs1-lock-registration a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription a,.mw-parser-output .citation .cs1-lock-subscription a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:linear-gradient(transparent,transparent),url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#3a3;margin-left:0.3em}.mw-parser-output .cs1-format{font-size:95%}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}</style><cite id="CITEREFඇන්ඩෲස්1962" class="citation book cs1">ඇන්ඩෲස්, ඩොනල්ඩ් එච්. (1962). "ඉලෙක්ට්‍රොකෙමිස්ට්‍රි". <i>ෆන්ඩමෙන්ටල් කෙමිස්ට්‍රි</i>. නිව්යෝර්ක්: ජෝන් විලි හා පුත්‍රයෝ, ඉන්කෝ. p. 482.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=bookitem&rft.atitle=%E0%B6%89%E0%B6%BD%E0%B7%99%E0%B6%9A%E0%B7%8A%E0%B6%A7%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%9C%E0%B6%9A%E0%B7%99%E0%B6%B8%E0%B7%92%E0%B7%83%E0%B7%8A%E0%B6%A7%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%92&rft.btitle=%E0%B7%86%E0%B6%B1%E0%B7%8A%E0%B6%A9%E0%B6%B8%E0%B7%99%E0%B6%B1%E0%B7%8A%E0%B6%A7%E0%B6%BD%E0%B7%8A+%E0%B6%9A%E0%B7%99%E0%B6%B8%E0%B7%92%E0%B7%83%E0%B7%8A%E0%B6%A7%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B7%92&rft.place=%E0%B6%B1%E0%B7%92%E0%B7%80%E0%B7%8A%E0%B6%BA%E0%B7%9D%E0%B6%BB%E0%B7%8A%E0%B6%9A%E0%B7%8A&rft.pages=482&rft.pub=%E0%B6%A2%E0%B7%9D%E0%B6%B1%E0%B7%8A+%E0%B7%80%E0%B7%92%E0%B6%BD%E0%B7%92+%E0%B7%84%E0%B7%8F+%E0%B6%B4%E0%B7%94%E0%B6%AD%E0%B7%8A%E2%80%8D%E0%B6%BB%E0%B6%BA%E0%B7%9D%2C+%E0%B6%89%E0%B6%B1%E0%B7%8A%E0%B6%9A%E0%B7%9D.&rft.date=1962&rft.aulast=%E0%B6%87%E0%B6%B1%E0%B7%8A%E0%B6%A9%E0%B7%B2%E0%B7%83%E0%B7%8A&rft.aufirst=%E0%B6%A9%E0%B7%9C%E0%B6%B1%E0%B6%BD%E0%B7%8A%E0%B6%A9%E0%B7%8A+%E0%B6%91%E0%B6%A0%E0%B7%8A.&rfr_id=info%3Asid%2Fsi.wikipedia.org%3A%E0%B6%85%E0%B6%BB%E0%B7%8A%E0%B6%B0+%E0%B6%9A%E0%B7%9D%E0%B7%82%E0%B6%BA" class="Z3988"></span> <span class="cs1-visible-error citation-comment"><code class="cs1-code">{{<a href="/wiki/%E0%B7%83%E0%B7%90%E0%B6%9A%E0%B7%92%E0%B6%BD%E0%B7%8A%E0%B6%BD:Cite_book" class="mw-redirect" title="සැකිල්ල:Cite book">cite book</a>}}</code>: </span><span class="cs1-visible-error citation-comment">Unknown parameter <code class="cs1-code">|coauthors=</code> ignored (<code class="cs1-code">|author=</code> suggested) (<a href="/wiki/%E0%B6%8B%E0%B6%AF%E0%B7%80%E0%B7%94:CS1_errors#parameter_ignored_suggest" title="උදවු:CS1 errors">help</a>)</span></span> </li> </ol></div> <style data-mw-deduplicate="TemplateStyles:r516909">.mw-parser-output .asbox{position:relative;overflow:hidden}.mw-parser-output .asbox table{background:transparent}.mw-parser-output .asbox p{margin:0}.mw-parser-output .asbox p+p{margin-top:0.25em}.mw-parser-output .asbox-body{font-style:italic}.mw-parser-output .asbox-note{font-size:smaller}.mw-parser-output .asbox .navbar{position:absolute;top:-0.75em;right:1em;display:none}</style><div role="note" class="metadata plainlinks asbox stub"><table role="presentation"><tbody><tr class="noresize"><td><span typeof="mw:File"><a href="/wiki/%E0%B6%9C%E0%B7%9C%E0%B6%B1%E0%B7%94%E0%B7%80:Nuvola_apps_edu_science.svg" class="mw-file-description"><img alt="Stub icon" src="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/35px-Nuvola_apps_edu_science.svg.png" decoding="async" width="35" height="35" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/53px-Nuvola_apps_edu_science.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/59/Nuvola_apps_edu_science.svg/70px-Nuvola_apps_edu_science.svg.png 2x" data-file-width="128" data-file-height="128" /></a></span></td><td><p class="asbox-body"><a 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