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mw-ui-icon-appearance mw-ui-icon-wikimedia-appearance"></span> <span class="vector-dropdown-label-text">Aspetto</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_it.wikipedia.org&uselang=it" class=""><span>Fai una donazione</span></a> </li> <li id="pt-createaccount-2" class="user-links-collapsible-item mw-list-item 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id="pt-anoncontribs" class="mw-list-item"><a href="/wiki/Speciale:MieiContributi" title="Un elenco delle modifiche fatte da questo indirizzo IP [y]" accesskey="y"><span>contributi</span></a></li><li id="pt-anontalk" class="mw-list-item"><a href="/wiki/Speciale:MieDiscussioni" title="Discussioni sulle modifiche fatte da questo indirizzo IP [n]" accesskey="n"><span>discussioni</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="Sito"> <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="Indice" 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">Indice</h2> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-toc.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-toc.unpin">nascondi</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">Inizio</div> </a> </li> <li id="toc-Bibliografia" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Bibliografia"> <div class="vector-toc-text"> <span class="vector-toc-numb">1</span> <span>Bibliografia</span> </div> </a> <ul id="toc-Bibliografia-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="Indice" 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="Mostra/Nascondi l'indice" > <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">Mostra/Nascondi l'indice</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">Rotone</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="Vai a una voce in un'altra lingua. Disponibile in 17 lingue" > <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-17" 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">17 lingue</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%B1%D9%88%D8%AA%D9%88%D9%86" title="روتون - arabo" lang="ar" hreflang="ar" data-title="روتون" data-language-autonym="العربية" data-language-local-name="arabo" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%A0%D0%B0%D1%82%D0%BE%D0%BD" title="Ратон - bielorusso" lang="be" hreflang="be" data-title="Ратон" data-language-autonym="Беларуская" data-language-local-name="bielorusso" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Rot%C3%B3" title="Rotó - catalano" lang="ca" hreflang="ca" data-title="Rotó" data-language-autonym="Català" data-language-local-name="catalano" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Roton_(Physik)" title="Roton (Physik) - tedesco" lang="de" hreflang="de" data-title="Roton (Physik)" data-language-autonym="Deutsch" data-language-local-name="tedesco" 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/Roton" title="Roton - inglese" lang="en" hreflang="en" data-title="Roton" data-language-autonym="English" data-language-local-name="inglese" 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/Rot%C3%B3n" title="Rotón - spagnolo" lang="es" hreflang="es" data-title="Rotón" data-language-autonym="Español" data-language-local-name="spagnolo" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Roton_(physique)" title="Roton (physique) - francese" lang="fr" hreflang="fr" data-title="Roton (physique)" data-language-autonym="Français" data-language-local-name="francese" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%A8%D7%95%D7%98%D7%95%D7%9F" title="רוטון - ebraico" lang="he" hreflang="he" data-title="רוטון" data-language-autonym="עברית" data-language-local-name="ebraico" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Roton" title="Roton - ungherese" lang="hu" hreflang="hu" data-title="Roton" data-language-autonym="Magyar" data-language-local-name="ungherese" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%AD%E3%83%88%E3%83%B3" title="ロトン - giapponese" lang="ja" hreflang="ja" data-title="ロトン" data-language-autonym="日本語" data-language-local-name="giapponese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%A1%9C%ED%86%A4" title="로톤 - coreano" lang="ko" hreflang="ko" data-title="로톤" data-language-autonym="한국어" data-language-local-name="coreano" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%A0%D0%BE%D1%82%D0%BE%D0%BD" title="Ротон - macedone" lang="mk" hreflang="mk" data-title="Ротон" data-language-autonym="Македонски" data-language-local-name="macedone" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Roton" title="Roton - polacco" lang="pl" hreflang="pl" data-title="Roton" data-language-autonym="Polski" data-language-local-name="polacco" 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/Roton" title="Roton - portoghese" lang="pt" hreflang="pt" data-title="Roton" data-language-autonym="Português" data-language-local-name="portoghese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%A0%D0%BE%D1%82%D0%BE%D0%BD" title="Ротон - russo" lang="ru" hreflang="ru" data-title="Ротон" data-language-autonym="Русский" data-language-local-name="russo" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Roton" title="Roton - sloveno" lang="sl" hreflang="sl" data-title="Roton" data-language-autonym="Slovenščina" data-language-local-name="sloveno" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%A0%D0%BE%D1%82%D0%BE%D0%BD" title="Ротон - ucraino" lang="uk" hreflang="uk" data-title="Ротон" data-language-autonym="Українська" data-language-local-name="ucraino" class="interlanguage-link-target"><span>Українська</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/Q1086480#sitelinks-wikipedia" title="Modifica collegamenti interlinguistici" class="wbc-editpage">Modifica collegamenti</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="Namespace"> <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/Rotone" title="Vedi la voce [c]" accesskey="c"><span>Voce</span></a></li><li id="ca-talk" class="new vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Discussione:Rotone&action=edit&redlink=1" rel="discussion" class="new" title="Vedi le discussioni relative a questa pagina (la pagina non esiste) [t]" accesskey="t"><span>Discussione</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="Cambia versione linguistica" > <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">italiano</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="Visite"> <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/Rotone"><span>Leggi</span></a></li><li id="ca-ve-edit" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Rotone&veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-edit" class="collapsible vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Rotone&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-history" class="vector-tab-noicon mw-list-item"><a href="/w/index.php?title=Rotone&action=history" title="Versioni precedenti di questa pagina [h]" accesskey="h"><span>Cronologia</span></a></li> </ul> </div> </div> </nav> <nav class="vector-page-tools-landmark" aria-label="Strumenti pagine"> <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="Strumenti" > <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">Strumenti</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">Strumenti</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-page-tools.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-page-tools.unpin">nascondi</button> </div> <div id="p-cactions" class="vector-menu mw-portlet mw-portlet-cactions emptyPortlet vector-has-collapsible-items" title="Altre opzioni" > <div class="vector-menu-heading"> Azioni </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/Rotone"><span>Leggi</span></a></li><li id="ca-more-ve-edit" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Rotone&veaction=edit" title="Modifica questa pagina [v]" accesskey="v"><span>Modifica</span></a></li><li id="ca-more-edit" class="collapsible vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Rotone&action=edit" title="Modifica il wikitesto di questa pagina [e]" accesskey="e"><span>Modifica wikitesto</span></a></li><li id="ca-more-history" class="vector-more-collapsible-item mw-list-item"><a href="/w/index.php?title=Rotone&action=history"><span>Cronologia</span></a></li> </ul> </div> </div> <div id="p-tb" class="vector-menu mw-portlet mw-portlet-tb" > <div class="vector-menu-heading"> Generale </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-whatlinkshere" class="mw-list-item"><a href="/wiki/Speciale:PuntanoQui/Rotone" title="Elenco di tutte le pagine che sono collegate a questa [j]" accesskey="j"><span>Puntano qui</span></a></li><li id="t-recentchangeslinked" class="mw-list-item"><a href="/wiki/Speciale:ModificheCorrelate/Rotone" rel="nofollow" title="Elenco delle ultime modifiche alle pagine collegate a questa [k]" accesskey="k"><span>Modifiche correlate</span></a></li><li id="t-specialpages" class="mw-list-item"><a href="/wiki/Speciale:PagineSpeciali" title="Elenco di tutte le pagine speciali [q]" accesskey="q"><span>Pagine speciali</span></a></li><li id="t-permalink" class="mw-list-item"><a href="/w/index.php?title=Rotone&oldid=127164259" title="Collegamento permanente a questa versione di questa pagina"><span>Link permanente</span></a></li><li id="t-info" class="mw-list-item"><a href="/w/index.php?title=Rotone&action=info" title="Ulteriori informazioni su questa pagina"><span>Informazioni pagina</span></a></li><li id="t-cite" class="mw-list-item"><a href="/w/index.php?title=Speciale:Cita&page=Rotone&id=127164259&wpFormIdentifier=titleform" title="Informazioni su come citare questa pagina"><span>Cita questa voce</span></a></li><li id="t-urlshortener" class="mw-list-item"><a href="/w/index.php?title=Speciale:UrlShortener&url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FRotone"><span>Ottieni URL breve</span></a></li><li id="t-urlshortener-qrcode" class="mw-list-item"><a href="/w/index.php?title=Speciale:QrCode&url=https%3A%2F%2Fit.wikipedia.org%2Fwiki%2FRotone"><span>Scarica codice QR</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"> Stampa/esporta </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=Speciale:Libro&bookcmd=book_creator&referer=Rotone"><span>Crea un libro</span></a></li><li id="coll-download-as-rl" class="mw-list-item"><a href="/w/index.php?title=Speciale:DownloadAsPdf&page=Rotone&action=show-download-screen"><span>Scarica come PDF</span></a></li><li id="t-print" class="mw-list-item"><a href="/w/index.php?title=Rotone&printable=yes" title="Versione stampabile di questa pagina [p]" accesskey="p"><span>Versione stampabile</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"> In altri progetti </div> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li id="t-wikibase" class="wb-otherproject-link wb-otherproject-wikibase-dataitem mw-list-item"><a href="https://www.wikidata.org/wiki/Special:EntityPage/Q1086480" title="Collegamento all'elemento connesso dell'archivio dati [g]" accesskey="g"><span>Elemento Wikidata</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="Strumenti pagine"> <div id="vector-page-tools-pinned-container" class="vector-pinned-container"> </div> </nav> <nav class="vector-appearance-landmark" aria-label="Aspetto"> <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">Aspetto</div> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-pin-button" data-event-name="pinnable-header.vector-appearance.pin">sposta nella barra laterale</button> <button class="vector-pinnable-header-toggle-button vector-pinnable-header-unpin-button" data-event-name="pinnable-header.vector-appearance.unpin">nascondi</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">Da Wikipedia, l'enciclopedia libera.</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="it" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r133964453">.mw-parser-output .avviso .mbox-text-div>div,.mw-parser-output .avviso .mbox-text-full-div>div{font-size:90%}.mw-parser-output .avviso .mbox-image{flex-basis:52px;flex-grow:0;flex-shrink:0}.mw-parser-output .avviso .mbox-text-full-div .hide-when-compact{display:block}</style><div style="" class="ambox metadata noprint plainlinks avviso avviso-generico"> <div class="avviso-immagine mbox-image noprint"><span typeof="mw:File"><a href="/wiki/File:Puzzle_stub.svg" class="mw-file-description" title="Abbozzo"><img alt="Abbozzo" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Puzzle_stub.svg/45px-Puzzle_stub.svg.png" decoding="async" width="45" height="45" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Puzzle_stub.svg/68px-Puzzle_stub.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0e/Puzzle_stub.svg/90px-Puzzle_stub.svg.png 2x" data-file-width="800" data-file-height="800" /></a></span></div> <div class="avviso-testo mbox-text"> <div class="mbox-text-div"><b>Questa voce  sull'argomento fisica delle particelle è solo un <a href="/wiki/Aiuto:Abbozzo" title="Aiuto:Abbozzo">abbozzo</a></b>.<br /> <div style="font-size:90%;"><a class="external text" href="https://it.wikipedia.org/w/index.php?title=Rotone&action=edit">Contribuisci</a> a migliorarla secondo le <a href="/wiki/Aiuto:Manuale_di_stile" title="Aiuto:Manuale di stile">convenzioni di Wikipedia</a>. </div> <div class="hide-when-compact"> </div> </div> </div> </div> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:RotonDispersionRelation.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/2/23/RotonDispersionRelation.svg/220px-RotonDispersionRelation.svg.png" decoding="async" width="220" height="196" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/2/23/RotonDispersionRelation.svg/330px-RotonDispersionRelation.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/2/23/RotonDispersionRelation.svg/440px-RotonDispersionRelation.svg.png 2x" data-file-width="1180" data-file-height="1052" /></a><figcaption>Relazione di dispersione caratteristica di un rotone</figcaption></figure> <p>Il <b>rotone</b> è una eccitazione elementare, o <a href="/wiki/Quasiparticella" title="Quasiparticella">quasiparticella</a>, presente nell'<a href="/wiki/Elio" title="Elio">elio</a>-4 <a href="/wiki/Superfluido" class="mw-redirect" title="Superfluido">superfluido</a>. </p><p>La <a href="/wiki/Relazione_di_dispersione" title="Relazione di dispersione">relazione di dispersione</a> delle eccitazioni elementari in questo superfluido mostra dapprima un incremento lineare dell'<a href="/wiki/Energia" title="Energia">energia</a> con la <a href="/wiki/Quantit%C3%A0_di_moto" title="Quantità di moto">quantità di moto</a> che raggiunge quindi un massimo, seguito infine da un minimo. Le eccitazioni nella regione lineare sono chiamate <a href="/wiki/Fonone" title="Fonone">fononi</a>, mentre quelle intorno al minimo sono chiamate rotoni. Le eccitazioni vicino al massimo sono qualche volta chiamate <i>maxoni</i>. </p> <div class="mw-heading mw-heading2"><h2 id="Bibliografia">Bibliografia</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Rotone&veaction=edit&section=1" title="Modifica la sezione Bibliografia" class="mw-editsection-visualeditor"><span>modifica</span></a><span class="mw-editsection-divider"> | </span><a href="/w/index.php?title=Rotone&action=edit&section=1" title="Edit section's source code: Bibliografia"><span>modifica wikitesto</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><cite class="citation web" style="font-style:normal"> <a rel="nofollow" class="external text" href="https://link.aps.org/doi/10.1103/RevModPhys.29.205"><span style="font-style:italic;">Feynman, RP, <i>Superfluidity and Superconductivity</i>, Rev.Mod.Phys.29, 205 (1957)</span></a>, su <span style="font-style:italic;">link.aps.org</span>.</cite></li></ul> <style data-mw-deduplicate="TemplateStyles:r141815314">.mw-parser-output .navbox{border:1px solid #aaa;clear:both;margin:auto;padding:2px;width:100%}.mw-parser-output .navbox th{padding-left:1em;padding-right:1em;text-align:center}.mw-parser-output .navbox>tbody>tr:first-child>th{background:#ccf;font-size:90%;width:100%;color:var(--color-base,black)}.mw-parser-output .navbox_navbar{float:left;margin:0;padding:0 10px 0 0;text-align:left;width:6em}.mw-parser-output .navbox_title{font-size:110%}.mw-parser-output .navbox_abovebelow{background:#ddf;font-size:90%;font-weight:normal}.mw-parser-output .navbox_group{background:#ddf;font-size:90%;padding:0 10px;white-space:nowrap}.mw-parser-output .navbox_list{font-size:90%;width:100%}.mw-parser-output .navbox_list a{white-space:nowrap}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_odd{background:#fdfdfd;color:var(--color-base,black)}html:not(.vector-feature-night-mode-enabled) .mw-parser-output .navbox_even{background:#f7f7f7;color:var(--color-base,black)}.mw-parser-output .navbox a.mw-selflink{color:var(--color-base,black)}.mw-parser-output .navbox_center{text-align:center}.mw-parser-output .navbox .navbox_image{padding-left:7px;vertical-align:middle;width:0}.mw-parser-output .navbox+.navbox{margin-top:-1px}.mw-parser-output .navbox .mw-collapsible-toggle{font-weight:normal;text-align:right;width:7em}body.skin--responsive .mw-parser-output .navbox_image img{max-width:none!important}.mw-parser-output .subnavbox{margin:-3px;width:100%}.mw-parser-output .subnavbox_group{background:#e6e6ff;padding:0 10px}@media screen{html.skin-theme-clientpref-night .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-night .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-night .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-night .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .navbox>tbody>tr:first-child>th{background:var(--background-color-interactive)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox th{color:var(--color-base)!important}html.skin-theme-clientpref-os .mw-parser-output .navbox_abovebelow,html.skin-theme-clientpref-os .mw-parser-output .navbox_group{background:var(--background-color-interactive-subtle)!important}html.skin-theme-clientpref-os .mw-parser-output .subnavbox_group{background:var(--background-color-neutral-subtle)!important}}</style><table class="navbox mw-collapsible mw-collapsed noprint metadata" id="navbox-Particelle"><tbody><tr><th colspan="3"><div class="navbox_navbar"><div class="noprint plainlinks" style="background-color:transparent; padding:0; font-size:xx-small; color:var(--color-base, #000000); white-space:nowrap;"><a href="/wiki/Template:Particelle" title="Template:Particelle"><span title="Vai alla pagina del template">V</span></a> · <a href="/wiki/Discussioni_template:Particelle" title="Discussioni template:Particelle"><span title="Discuti del template">D</span></a> · <a class="external text" href="https://it.wikipedia.org/w/index.php?title=Template:Particelle&action=edit"><span title="Modifica il template. Usa l'anteprima prima di salvare">M</span></a></div></div><span class="navbox_title"><a href="/wiki/Particella_subatomica" title="Particella subatomica">Particelle in fisica</a></span></th></tr><tr><th colspan="1" class="navbox_group" style="width:5em;font-weight:normal; width:10%"><b><a href="/wiki/Particella_elementare" title="Particella elementare">Elementari</a></b></th><td colspan="1" class="navbox_list navbox_odd" style="background:transparent"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><b><a href="/wiki/Fermione" title="Fermione">Fermioni</a></b></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Quark_(particella)" title="Quark (particella)">Quark</a></th><td colspan="1"><a href="/wiki/Quark_up" title="Quark up">Up</a><b> ·</b> <a href="/wiki/Quark_down" title="Quark down">Down</a><b> ·</b> <a href="/wiki/Quark_charm" title="Quark charm">Charm</a><b> ·</b> <a href="/wiki/Quark_strange" title="Quark strange">Strange</a><b> ·</b> <a href="/wiki/Quark_top" title="Quark top">Top</a><b> ·</b> <a href="/wiki/Quark_bottom" title="Quark bottom">Bottom</a></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Leptone" title="Leptone">Leptoni</a></th><td colspan="1"><a href="/wiki/Elettrone" title="Elettrone">Elettrone</a><b> ·</b> <a href="/wiki/Positrone" title="Positrone">Positrone</a><b> ·</b> <a href="/wiki/Muone" title="Muone">Muone</a><b> ·</b> <a href="/wiki/Antimuone" class="mw-redirect" title="Antimuone">Antimuone</a><b> ·</b> <a href="/wiki/Tauone" title="Tauone">Tauone</a><b> ·</b> <a href="/wiki/Antitauone" class="mw-redirect" title="Antitauone">Antitauone</a><b> ·</b> <a href="/wiki/Neutrino_elettronico" title="Neutrino elettronico">Neutrino elettronico</a><b> ·</b> <a href="/wiki/Antineutrino_elettronico" class="mw-redirect" title="Antineutrino elettronico">Antineutrino elettronico</a><b> ·</b> <a href="/wiki/Neutrino_muonico" title="Neutrino muonico">Neutrino muonico</a><b> ·</b> <a href="/wiki/Antineutrino_muonico" class="mw-redirect" title="Antineutrino muonico">Antineutrino muonico</a><b> ·</b> <a href="/wiki/Neutrino_tauonico" title="Neutrino tauonico">Neutrino tauonico</a><b> ·</b> <a href="/wiki/Antineutrino_tauonico" class="mw-redirect" title="Antineutrino tauonico">Antineutrino tauonico</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><b><a href="/wiki/Bosone_(fisica)" title="Bosone (fisica)">Bosoni</a></b></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="width:5em;font-weight:normal;width:12%;background:#e6e6ff"><a href="/wiki/Bosone_di_gauge" title="Bosone di gauge">Gauge</a></th><td colspan="1"><a href="/wiki/Fotone" title="Fotone">Fotone</a><b> ·</b> <a href="/wiki/Gluone" title="Gluone">Gluone</a><b> ·</b> <a href="/wiki/Bosoni_W_e_Z" title="Bosoni W e Z">Bosoni W e Z</a></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal;width:12%;background:#e6e6ff"><a href="/wiki/Bosone_scalare" title="Bosone scalare">Scalari</a></th><td colspan="1"><a href="/wiki/Bosone_di_Higgs" title="Bosone di Higgs">Bosone di Higgs</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><a href="/wiki/Lista_delle_particelle" class="mw-redirect" title="Lista delle particelle">Ipotetiche</a></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="font-weight:normal;width:12%;background:#e6e6ff"><a href="/wiki/Sparticella" title="Sparticella">Sparticelle</a></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="font-weight:normal;width:8%;background:#e6e6ff"><a href="/wiki/Gaugino" title="Gaugino">Gaugini</a></th><td colspan="1"><a href="/wiki/Gluino" class="mw-redirect" title="Gluino">Gluino</a><b> ·</b> <a href="/wiki/Gravitino" class="mw-redirect" title="Gravitino">Gravitino</a><b> ·</b> <a href="/wiki/Fotino" class="mw-redirect" title="Fotino">Fotino</a></td></tr><tr><th class="subnavbox_group" style="font-weight:normal;width:8%;background:#e6e6ff">Altre</th><td colspan="1"><a href="/wiki/Axino" title="Axino">Axino</a><b> ·</b> <a href="/wiki/Chargino" title="Chargino">Chargino</a><b> ·</b> <a href="/wiki/Higgsino" class="mw-redirect" title="Higgsino">Higgsino</a><b> ·</b> <a href="/wiki/Neutralino" title="Neutralino">Neutralino</a><b> ·</b> <a href="/wiki/Sfermione" title="Sfermione">Sfermione</a><b> ·</b> <a href="/wiki/Bosino_(particella)" title="Bosino (particella)">Bosino</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="font-weight:normal;width:12%;background:#e6e6ff">Altre</th><td colspan="1"><a href="/wiki/Assione" title="Assione">Assione</a><b> ·</b> <a href="/wiki/Dilatone" title="Dilatone">Dilatone</a><b> ·</b> <a href="/wiki/Gravitone" title="Gravitone">Gravitone</a><b> ·</b> <a href="/wiki/Monopolo_magnetico" title="Monopolo magnetico">Monopolo magnetico</a><b> ·</b> <a href="/wiki/Majorone" title="Majorone">Majorone</a><b> ·</b> <a href="/wiki/Tachione" title="Tachione">Tachione</a><b> ·</b> <a href="/wiki/Bosoni_X_e_Y" title="Bosoni X e Y">Bosoni X e Y</a><b> ·</b> <a href="/wiki/Bosoni_W%27_e_Z%27" title="Bosoni W' e Z'">bosoni W' e Z'</a><b> ·</b> <a href="/wiki/Neutrino_sterile" title="Neutrino sterile">Neutrino sterile</a><b> ·</b> <a href="/wiki/Preone_(fisica)" title="Preone (fisica)">Preone</a><b> ·</b> <a href="/wiki/Fermione_di_Majorana" title="Fermione di Majorana">Fermione di Majorana</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><b>Altre</b></th><td colspan="1"><a href="/wiki/Ghost_di_Faddeev-Popov" title="Ghost di Faddeev-Popov">Ghost di Faddeev-Popov</a></td></tr></tbody></table></td><td rowspan="3" class="navbox_image"><span typeof="mw:File"><a href="/wiki/File:Modello_Standard_delle_Particelle_Elementari.svg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/40/Modello_Standard_delle_Particelle_Elementari.svg/400px-Modello_Standard_delle_Particelle_Elementari.svg.png" decoding="async" width="400" height="383" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/40/Modello_Standard_delle_Particelle_Elementari.svg/600px-Modello_Standard_delle_Particelle_Elementari.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/40/Modello_Standard_delle_Particelle_Elementari.svg/800px-Modello_Standard_delle_Particelle_Elementari.svg.png 2x" data-file-width="1390" data-file-height="1330" /></a></span></td></tr><tr><th colspan="1" class="navbox_group" style="width:5em;font-weight:normal; width:10%"><b><a href="/wiki/Stato_legato" class="mw-redirect" title="Stato legato">Composte</a></b></th><td colspan="1" class="navbox_list navbox_even" style="background:transparent"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><b><a href="/wiki/Adrone" title="Adrone">Adroni</a></b></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Barione" title="Barione">Barioni</a>/ <a href="/wiki/Iperone_(fisica)" title="Iperone (fisica)">iperoni</a></th><td colspan="1"><a href="/wiki/Nucleone" title="Nucleone">Nucleone</a> (<a href="/wiki/Protone" title="Protone">Protone</a><b> ·</b> <a href="/wiki/Neutrone" title="Neutrone">Neutrone</a>)<b> ·</b> <a href="/wiki/Barione_delta" title="Barione delta">Barione delta</a><b> ·</b> <a href="/wiki/Barione_lambda" title="Barione lambda">Barione lambda</a><b> ·</b> <a href="/wiki/Barione_sigma" title="Barione sigma">Barione sigma</a><b> ·</b> <a href="/wiki/Barione_Xi" title="Barione Xi">Barione Xi</a><b> ·</b> <a href="/wiki/Barione_omega" title="Barione omega">Barione omega</a></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Mesone" title="Mesone">Mesoni</a>/ <a href="/wiki/Quarkonio" title="Quarkonio">quarkoni</a></th><td colspan="1"><a href="/wiki/Pione" title="Pione">Pione</a><b> ·</b> <a href="/wiki/Mesone_rho" title="Mesone rho">Mesone rho</a><b> ·</b> <a href="/wiki/Mesone_eta" title="Mesone eta">Mesoni eta e eta primo</a><b> ·</b> <a href="/wiki/Mesone_phi" title="Mesone phi">Mesone phi</a><b> ·</b> <a href="/wiki/Mesone_omega" title="Mesone omega">Mesone omega</a><b> ·</b> <a href="/wiki/Mesone_J/Psi" title="Mesone J/Psi">Mesone J/Psi</a><b> ·</b> <a href="/wiki/Mesone_upsilon" title="Mesone upsilon">Mesone upsilon</a><b> ·</b> <a href="/wiki/Kaone" title="Kaone">Kaone</a><b> ·</b> <a href="/wiki/Mesone_B" title="Mesone B">Mesone B</a><b> ·</b> <a href="/wiki/Mesone_D" title="Mesone D">Mesone D</a></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Adrone_esotico" title="Adrone esotico">Adroni esotici</a></th><td colspan="1"><a href="/wiki/Tetraquark" title="Tetraquark">Tetraquark</a><b> ·</b> <a href="/wiki/Pentaquark" title="Pentaquark">Pentaquark</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><a href="/wiki/Categoria:Particelle_composte_ipotetiche" title="Categoria:Particelle composte ipotetiche">Ipotetiche</a></th><td colspan="1"><table class="subnavbox"><tbody><tr><th class="subnavbox_group" style="font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Barione_esotico" title="Barione esotico">Barioni esotici</a></th><td colspan="1"><a href="/wiki/Esaquark" title="Esaquark">Esaquark</a></td></tr><tr><th class="subnavbox_group" style="font-weight:normal; width:12%;background:#e6e6ff"><a href="/wiki/Mesone_esotico" title="Mesone esotico">Mesoni esotici</a></th><td colspan="1"><a href="/wiki/Glueball" title="Glueball">Glueball</a> (<a href="/w/index.php?title=Odderone&action=edit&redlink=1" class="new" title="Odderone (la pagina non esiste)">Odderone</a>)<b> ·</b> <a href="/wiki/Mesone_theta" title="Mesone theta">Mesone theta</a><b> ·</b> <a href="/wiki/Mesone_T" title="Mesone T">Mesone T</a></td></tr><tr><th class="subnavbox_group" style="font-weight:normal; width:12%;background:#e6e6ff">Altre</th><td colspan="1"><a href="/wiki/Molecola_mesonica" title="Molecola mesonica">Molecola mesonica</a><b> ·</b> <a href="/wiki/Pomerone" title="Pomerone">Pomerone</a></td></tr></tbody></table></td></tr><tr><th class="subnavbox_group" style="width:5em;font-weight:normal; width:9%;background:#e6e6ff"><b>Altre</b></th><td colspan="1"><a href="/wiki/Nucleo_atomico" title="Nucleo atomico">Nuclei atomici</a><b> ·</b> <a href="/wiki/Atomo" title="Atomo">Atomi</a><b> ·</b> <a href="/wiki/Atomo_esotico" title="Atomo esotico">Atomi esotici</a> (<a href="/wiki/Positronio" title="Positronio">Positronio</a><b> ·</b> <a href="/wiki/Muonio_(fisica)" title="Muonio (fisica)">Muonio</a><b> ·</b> <a href="/wiki/Tauonio" class="mw-redirect" title="Tauonio">Tauonio</a><b> ·</b> <a href="/wiki/Pionio" title="Pionio">Pionio</a>)<b> ·</b> <a href="/wiki/Atomolecola" title="Atomolecola">Atomolecole</a><b> ·</b> <a href="/wiki/Molecola" title="Molecola">Molecole</a><b> ·</b> <a href="/wiki/Superatomo" title="Superatomo">Superatomo</a></td></tr></tbody></table></td></tr><tr><th colspan="1" class="navbox_group" style="width:5em;font-weight:normal; width:10%"><b><a href="/wiki/Quasiparticella" title="Quasiparticella">Quasiparticelle</a></b></th><td colspan="1" class="navbox_list navbox_odd" style="background:transparent"><a href="/wiki/Droplettone" title="Droplettone">Droplettone</a><b> ·</b> <a href="/wiki/Eccitone" title="Eccitone">Eccitone</a><b> ·</b> <a href="/wiki/Fasone" title="Fasone">Fasone</a><b> ·</b> <a href="/w/index.php?title=Frattone_(particella)&action=edit&redlink=1" class="new" title="Frattone (particella) (la pagina non esiste)">Frattone</a><b> ·</b> <a href="/wiki/Fonone" title="Fonone">Fonone</a><b> ·</b> <a href="/wiki/Lacuna_(fisica)" title="Lacuna (fisica)">Lacuna</a><b> ·</b> <a href="/wiki/Levitone" title="Levitone">Levitone</a><b> ·</b> <a href="/wiki/Magnone_(fisica)" title="Magnone (fisica)">Magnone</a><b> ·</b> <a href="/w/index.php?title=Plasmarone&action=edit&redlink=1" class="new" title="Plasmarone (la pagina non esiste)">Plasmarone</a><b> ·</b> <a href="/wiki/Plasmone" title="Plasmone">Plasmone</a><b> ·</b> <a href="/wiki/Polaritone" title="Polaritone">Polaritone</a><b> ·</b> <a href="/wiki/Polarone" title="Polarone">Polarone</a><b> ·</b> <a href="/wiki/Qualunquone" title="Qualunquone">Qualunquone</a><b> ·</b> <a class="mw-selflink selflink">Rotone</a><b> ·</b> <a href="/wiki/Skyrmione" title="Skyrmione">Skyrmione</a><b> ·</b> <a href="/wiki/Skyrmione_magnetico" title="Skyrmione magnetico">Skyrmione magnetico</a><b> ·</b> <a href="/wiki/Solitone" title="Solitone">Solitone</a><b> ·</b> <a href="/wiki/Solitone_di_Davydov" title="Solitone di Davydov">Solitone di Davydov</a><b> ·</b> <a href="/wiki/Spinone_(fisica)" title="Spinone (fisica)">Spinone</a><b> ·</b> <a href="/wiki/Topolaritone" title="Topolaritone">Topolaritone</a></td></tr><tr><th colspan="3" class="navbox_abovebelow"><a href="/wiki/Cronologia_della_scoperta_delle_particelle" title="Cronologia della scoperta delle particelle">Cronologia della scoperta delle particelle</a></th></tr></tbody></table> <style data-mw-deduplicate="TemplateStyles:r140554510">.mw-parser-output .CdA{border:1px solid #aaa;width:100%;margin:auto;font-size:90%;padding:2px}.mw-parser-output .CdA th{background-color:#f2f2f2;font-weight:bold;width:20%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .CdA{border-color:#54595D}html.skin-theme-clientpref-night .mw-parser-output .CdA th{background-color:#202122}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .CdA{border-color:#54595D}html.skin-theme-clientpref-os .mw-parser-output .CdA th{background-color:#202122}}</style><table class="CdA"><tbody><tr><th><a href="/wiki/Aiuto:Controllo_di_autorit%C3%A0" title="Aiuto:Controllo di autorità">Controllo di autorità</a></th><td><a href="/wiki/Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a> <span class="uid">(<span style="font-weight:bolder; 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