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mw-first-heading"><span class="mw-page-title-main">Copper indium gallium selenide</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 11 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-11" 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">11 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Selenur_de_coure_gal%C2%B7li_i_indi" title="Selenur de coure gal·li i indi – Catalan" lang="ca" hreflang="ca" data-title="Selenur de coure gal·li i indi" data-language-autonym="Català" data-language-local-name="Catalan" 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/Kupfer-Indium-Gallium-Diselenid" title="Kupfer-Indium-Gallium-Diselenid – German" lang="de" hreflang="de" data-title="Kupfer-Indium-Gallium-Diselenid" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/CIGS" title="CIGS – Spanish" lang="es" hreflang="es" data-title="CIGS" data-language-autonym="Español" data-language-local-name="Spanish" 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/S%C3%A9l%C3%A9niure_de_cuivre,_d%27indium_et_de_gallium" title="Séléniure de cuivre, d'indium et de gallium – French" lang="fr" hreflang="fr" data-title="Séléniure de cuivre, d'indium et de gallium" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EC%85%80%EB%A0%88%EB%8A%84%ED%99%94%EA%B5%AC%EB%A6%AC%EC%9D%B8%EB%93%90%EA%B0%88%EB%A5%A8" title="셀레늄화구리인듐갈륨 – Korean" lang="ko" hreflang="ko" data-title="셀레늄화구리인듐갈륨" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hy mw-list-item"><a href="https://hy.wikipedia.org/wiki/%D5%8A%D5%B2%D5%AB%D5%B6%D5%B1_%D5%AB%D5%B6%D5%A4%D5%AB%D5%B8%D6%82%D5%B4_%D5%A3%D5%A1%D5%AC%D5%AB%D5%B8%D6%82%D5%B4_%D5%BD%D5%A5%D5%AC%D5%A5%D5%B6" title="Պղինձ ինդիում գալիում սելեն – Armenian" lang="hy" hreflang="hy" data-title="Պղինձ ինդիում գալիում սելեն" data-language-autonym="Հայերեն" data-language-local-name="Armenian" class="interlanguage-link-target"><span>Հայերեն</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a 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<div class="vector-body-before-content"> <div class="mw-indicators"> </div> <div id="siteSub" class="noprint">From Wikipedia, the free encyclopedia</div> </div> <div id="contentSub"><div id="mw-content-subtitle"><span class="mw-redirectedfrom">(Redirected from <a href="/w/index.php?title=Copper_indium_selenide&redirect=no" class="mw-redirect" title="Copper indium selenide">Copper indium selenide</a>)</span></div></div> <div id="mw-content-text" class="mw-body-content"><div class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><style data-mw-deduplicate="TemplateStyles:r1268415487">.mw-parser-output .ib-chembox{border-collapse:collapse;text-align:left}.mw-parser-output .ib-chembox td,.mw-parser-output .ib-chembox th{border:1px solid #a2a9b1;width:40%}.mw-parser-output .ib-chembox td+td{width:60%}@media screen{html.skin-theme-clientpref-night .mw-parser-output .ib-chembox figure:not(.skin-invert-image):not(.skin-invert):not(.bg-transparent){background:var(--background-color-inverted,#f8f9fa)}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .ib-chembox figure:not(.skin-invert-image):not(.skin-invert):not(.bg-transparent){background:var(--background-color-inverted,#f8f9fa)}}</style> <table class="infobox ib-chembox"> <caption>Copper indium gallium selenide </caption> <tbody><tr> <td colspan="2" style="text-align:center; padding:2px;"><figure class="mw-halign-center" typeof="mw:File"><a href="/wiki/File:Chalcopyrite-unit-cell-3D-balls.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/50/Chalcopyrite-unit-cell-3D-balls.png/220px-Chalcopyrite-unit-cell-3D-balls.png" decoding="async" width="220" height="139" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/50/Chalcopyrite-unit-cell-3D-balls.png/330px-Chalcopyrite-unit-cell-3D-balls.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/50/Chalcopyrite-unit-cell-3D-balls.png/440px-Chalcopyrite-unit-cell-3D-balls.png 2x" data-file-width="1100" data-file-height="693" /></a><figcaption></figcaption></figure><div style="text-align:center;">CIGS unit cell. Red = Cu, yellow = Se, blue = In/Ga</div> </td></tr> <tr> <th colspan="2" style="background: #f8eaba;color:inherit; text-align: center;">Identifiers </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/CAS_Registry_Number" title="CAS Registry Number">CAS Number</a></div> </td> <td><style data-mw-deduplicate="TemplateStyles:r1126788409">.mw-parser-output .plainlist ol,.mw-parser-output .plainlist ul{line-height:inherit;list-style:none;margin:0;padding:0}.mw-parser-output .plainlist ol li,.mw-parser-output .plainlist ul li{margin-bottom:0}</style><div class="plainlist"><ul><li><span title="commonchemistry.cas.org"><a rel="nofollow" class="external text" href="https://commonchemistry.cas.org/detail?cas_rn=12018-95-0">12018-95-0</a></span>(CuInSe<sub>2</sub>)</li></ul></div> </td></tr> <tr> <td><a href="/wiki/ChemSpider" title="ChemSpider">ChemSpider</a> </td> <td><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1126788409" /><div class="plainlist"><ul><li><span title="www.chemspider.com"><a rel="nofollow" class="external text" href="https://www.chemspider.com/Chemical-Structure.24774055.html">24774055</a></span><sup> <span typeof="mw:File"><span><img alt="check" src="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/7px-Yes_check.svg.png" decoding="async" width="7" height="7" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/11px-Yes_check.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/f/fb/Yes_check.svg/14px-Yes_check.svg.png 2x" data-file-width="600" data-file-height="600" /></span></span><span style="display:none">Y</span>[<a href="/wiki/Wikipedia:WikiProject_Chemicals/Chembox_validation" title="Wikipedia:WikiProject Chemicals/Chembox validation"><del.> chemspider</a>]</sup></li></ul></div> </td></tr> <tr> <th colspan="2" style="background: #f8eaba;color:inherit; text-align: center;">Properties </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Chemical_formula" title="Chemical formula">Chemical formula</a></div> </td> <td>CuIn<sub>1−<i>x</i></sub>Ga<sub><i>x</i></sub>Se<sub>2</sub>  </td></tr> <tr> <td><a href="/wiki/Density" title="Density">Density</a> </td> <td>~5.7 g/cm<sup>3</sup> </td></tr> <tr> <td><a href="/wiki/Melting_point" title="Melting point">Melting point</a> </td> <td>1,070 to 990 °C (1,960 to 1,810 °F; 1,340 to 1,260 K) (<i>x</i> = 0–1)<sup id="cite_ref-str_1-1" class="reference"><a href="#cite_note-str-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><a href="/wiki/Band_gap" title="Band gap">Band gap</a> </td> <td>1.0–1.7 eV (<i>x</i> = 0–1)<sup id="cite_ref-str_1-0" class="reference"><a href="#cite_note-str-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <th colspan="2" style="background: #f8eaba;color:inherit; text-align: center;">Structure </th></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Crystal_structure" title="Crystal structure">Crystal structure</a></div> </td> <td>tetragonal, <a href="/wiki/Pearson_symbol" title="Pearson symbol">Pearson symbol</a> tI16 <sup id="cite_ref-str_1-2" class="reference"><a href="#cite_note-str-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Space_group" title="Space group">Space group</a></div> </td> <td>I<span style="text-decoration:overline;">4</span>2d </td></tr> <tr> <td><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Lattice_constant" title="Lattice constant">Lattice constant</a></div> </td> <td><div><i>a</i> = 0.56–0.58 nm (<i>x</i> = 0–1), <i>c</i> = 1.10–1.15 nm (<i>x</i> = 0–1)</div> </td></tr> <tr> <td colspan="2" style="text-align:left; background:#f8eaba; color:inherit; border:1px solid #a2a9b1;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Except where otherwise noted, data are given for materials in their <a href="/wiki/Standard_state" title="Standard state">standard state</a> (at 25 °C [77 °F], 100 kPa).</div> <div style="margin-top: 0.3em;"></div> <div style="margin-top: 0.3em; text-align: center;"><a href="/wiki/Wikipedia:Chemical_infobox#References" title="Wikipedia:Chemical infobox">Infobox references</a></div> </td></tr> </tbody></table><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Chemical compound</div> <p><b>Copper indium gallium (di)selenide</b> (<b>CIGS</b>) is a <a href="/wiki/Alkali_metal" title="Alkali metal">I</a>-<a href="/wiki/Group_3_element" title="Group 3 element">III</a>-<a href="/wiki/Group_6_element" title="Group 6 element">VI</a><sub>2</sub> <a href="/wiki/Semiconductor_material" class="mw-redirect" title="Semiconductor material">semiconductor material</a> composed of <a href="/wiki/Copper" title="Copper">copper</a>, <a href="/wiki/Indium" title="Indium">indium</a>, <a href="/wiki/Gallium" title="Gallium">gallium</a>, and <a href="/wiki/Selenium" title="Selenium">selenium</a>. The material is a <a href="/wiki/Solid_solution" title="Solid solution">solid solution</a> of <b>copper indium selenide</b> (often abbreviated "CIS") and <b>copper gallium selenide</b>. It has a chemical formula of CuIn<sub>1−<i>x</i></sub>Ga<sub><i>x</i></sub>Se<sub>2</sub>, where the value of <i>x</i> can vary from 0 (pure copper indium selenide) to 1 (pure copper gallium selenide). CIGS is a <a href="/wiki/Tetrahedral" class="mw-redirect" title="Tetrahedral">tetrahedrally</a> <a href="/wiki/Chemical_bond" title="Chemical bond">bonded</a> semiconductor, with the <a href="/wiki/Chalcopyrite" title="Chalcopyrite">chalcopyrite</a> crystal structure, and a <a href="/wiki/Bandgap" class="mw-redirect" title="Bandgap">bandgap</a> varying continuously with <i>x</i> from about 1.0 eV (for copper indium selenide) to about 1.7 eV (for copper gallium selenide). </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Structure">Structure</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Copper_indium_gallium_selenide&action=edit&section=1" title="Edit section: Structure"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>CIGS is a <a href="/wiki/Tetrahedral" class="mw-redirect" title="Tetrahedral">tetrahedrally</a> <a href="/wiki/Chemical_bond" title="Chemical bond">bonded</a> semiconductor, with the <a href="/wiki/Chalcopyrite" title="Chalcopyrite">chalcopyrite</a> crystal structure. Upon heating it transforms to the <a href="/wiki/Zincblende" class="mw-redirect" title="Zincblende">zincblende</a> form and the transition temperature decreases from 1045 °C for <i>x</i> = 0 to 805 °C for <i>x</i> = 1.<sup id="cite_ref-str_1-3" class="reference"><a href="#cite_note-str-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Applications">Applications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Copper_indium_gallium_selenide&action=edit&section=2" title="Edit section: Applications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>It is best known as the material for <a href="/wiki/Copper_indium_gallium_selenide_solar_cells" class="mw-redirect" title="Copper indium gallium selenide solar cells">CIGS solar cells</a> a <a href="/wiki/Thin-film_solar_cells" class="mw-redirect" title="Thin-film solar cells">thin-film technology</a> used in the <a href="/wiki/Photovoltaic" class="mw-redirect" title="Photovoltaic">photovoltaic</a> industry.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> In this role, CIGS has the advantage of being able to be deposited on flexible substrate materials, producing highly flexible, lightweight <a href="/wiki/Solar_panel" title="Solar panel">solar panels</a>. Improvements in efficiency have made CIGS an established technology among alternative cell materials. </p> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Copper_indium_gallium_selenide&action=edit&section=3" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Copper_indium_gallium_selenide_solar_cells" class="mw-redirect" title="Copper indium gallium selenide solar cells">Copper indium gallium selenide solar cells</a></li> <li><a href="/wiki/CZTS" title="CZTS">CZTS</a></li> <li><a href="/wiki/List_of_CIGS_companies" title="List of CIGS companies">List of CIGS companies</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Copper_indium_gallium_selenide&action=edit&section=4" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap"><ol class="references"> <li id="cite_note-str-1"><span class="mw-cite-backlink">^ <a href="#cite_ref-str_1-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-str_1-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-str_1-2"><sup><i><b>c</b></i></sup></a> <a href="#cite_ref-str_1-3"><sup><i><b>d</b></i></sup></a></span> <span class="reference-text"><style data-mw-deduplicate="TemplateStyles:r1238218222">.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.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background: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.id-lock-subscription a{background: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:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.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:#085;margin-left:0.3em}.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}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFTinocoRincónQuinteroPérez1991" class="citation journal cs1">Tinoco, T.; Rincón, C.; Quintero, M.; Pérez, G. Sánchez (1991). "Phase Diagram and Optical Energy Gaps for CuIn<sub><i>y</i></sub>Ga<sub>1−<i>y</i></sub>Se<sub>2</sub> Alloys". <i>Physica Status Solidi A</i>. <b>124</b> (2): 427. <a href="/wiki/Bibcode_(identifier)" class="mw-redirect" title="Bibcode (identifier)">Bibcode</a>:<a rel="nofollow" class="external text" href="https://ui.adsabs.harvard.edu/abs/1991PSSAR.124..427T">1991PSSAR.124..427T</a>. <a href="/wiki/Doi_(identifier)" class="mw-redirect" title="Doi (identifier)">doi</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1002%2Fpssa.2211240206">10.1002/pssa.2211240206</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=Physica+Status+Solidi+A&rft.atitle=Phase+Diagram+and+Optical+Energy+Gaps+for+CuIn%3Csub%3Ey%3C%2Fsub%3EGa%3Csub%3E1%E2%88%92y%3C%2Fsub%3ESe%3Csub%3E2%3C%2Fsub%3E+Alloys&rft.volume=124&rft.issue=2&rft.pages=427&rft.date=1991&rft_id=info%3Adoi%2F10.1002%2Fpssa.2211240206&rft_id=info%3Abibcode%2F1991PSSAR.124..427T&rft.aulast=Tinoco&rft.aufirst=T.&rft.au=Rinc%C3%B3n%2C+C.&rft.au=Quintero%2C+M.&rft.au=P%C3%A9rez%2C+G.+S%C3%A1nchez&rfr_id=info%3Asid%2Fen.wikipedia.org%3ACopper+indium+gallium+selenide" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www1.eere.energy.gov/solar/review_meeting/pdfs/prm2009_contreras_cigs.pdf">"DOE Solar Energy Technologies Program Peer Review"</a> <span class="cs1-format">(PDF)</span>. U.S. department of energy 2009<span class="reference-accessdate">. Retrieved <span class="nowrap">10 February</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=DOE+Solar+Energy+Technologies+Program+Peer+Review&rft.pub=U.S.+department+of+energy+2009&rft_id=http%3A%2F%2Fwww1.eere.energy.gov%2Fsolar%2Freview_meeting%2Fpdfs%2Fprm2009_contreras_cigs.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ACopper+indium+gallium+selenide" class="Z3988"></span></span> </li> </ol></div></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl 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title="Template talk:Selenides"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Selenides" title="Special:EditPage/Template:Selenides"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Salts_and_covalent_derivatives_of_the_selenide_ion136" style="font-size:114%;margin:0 4em">Salts and covalent derivatives of the <a href="/wiki/Selenide" title="Selenide">selenide</a> ion</div></th></tr><tr><td colspan="2" class="navbox-list navbox-odd" style="width:100%;padding:0;border-width:0;"><div style="padding:0"><div class="mw-collapsible-content" style="overflow-x:auto"> <table class="center"> <tbody><tr style="background-color:mistyrose"> <td><a href="/wiki/Hydrogen_selenide" title="Hydrogen selenide">H<sub>2</sub>Se</a><br /><a href="/wiki/Hydrogen_diselenide" title="Hydrogen diselenide">H<sub>2</sub>Se<sub>2</sub></a><br /><a href="/wiki/Hydride_selenide" title="Hydride selenide">+H</a><br /><a href="/wiki/Hydroselenide" title="Hydroselenide">-H</a> </td> <td style="background-color:white;color:inherit;border:none"> </td> <td style="background-color:white;color:inherit;border:none" colspan="11" rowspan="3"> </td> <td style="background-color:white;color:inherit;border:none" colspan="5"> </td> <td>He </td></tr> <tr style="background-color:mistyrose;color:black;"> <td><a href="/wiki/Lithium_selenide" title="Lithium selenide">Li<sub>2</sub>Se</a> </td> <td>Be </td> <td><a href="/wiki/Selenide_borate" title="Selenide borate">Se<sub><span class="texhtml mvar" style="font-style:italic;">x</span></sub>B<sub><span class="texhtml mvar" style="font-style:italic;">y</span></sub>O<sub><span class="texhtml mvar" style="font-style:italic;">z</span></sub></a> </td> <td><a href="/wiki/Carbon_diselenide" title="Carbon diselenide">CSe<sub>2</sub></a><br /><a href="/wiki/Carbonyl_selenide" title="Carbonyl selenide">OCSe</a><br /><a href="/wiki/Dimethyl_selenide" title="Dimethyl selenide">(CH<sub>3</sub>)<sub>2</sub>Se</a> </td> <td><a href="/wiki/Ammonium_selenide" title="Ammonium selenide">(NH<sub>4</sub>)<sub>2</sub>Se</a> </td> <td>O </td> <td>F </td> <td>Ne </td></tr> <tr style="background-color:mistyrose;color:black;"> <td><a href="/wiki/Sodium_selenide" title="Sodium selenide">Na<sub>2</sub>Se</a> </td> <td><a href="/wiki/Magnesium_selenide" title="Magnesium selenide">MgSe</a> </td> <td><a href="/wiki/Aluminium_selenide" title="Aluminium selenide">Al<sub>2</sub>Se<sub>3</sub></a> </td> <td>Si </td> <td><a href="/wiki/Phosphorus_selenide" title="Phosphorus selenide">P<sub><span class="texhtml mvar" style="font-style:italic;">x</span></sub>Se<sub><span class="texhtml mvar" style="font-style:italic;">y</span></sub></a><br /><a href="/wiki/Selenophosphate" title="Selenophosphate">-P</a> </td> <td><a href="/wiki/Sulfoselenide" class="mw-redirect" title="Sulfoselenide">+S</a> </td> <td>Cl </td> <td>Ar </td></tr> <tr style="background-color:mistyrose;color:black;"> <td><a href="/wiki/Potassium_selenide" title="Potassium selenide">K<sub>2</sub>Se</a> </td> <td><a href="/wiki/Calcium_selenide" title="Calcium selenide">CaSe</a> </td> <td style="background-color:white;color:inherit;border:none"> </td> <td><a href="/w/index.php?title=Scandium_selenide&action=edit&redlink=1" class="new" title="Scandium selenide (page does not exist)">Sc<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Titanium_diselenide" title="Titanium diselenide">TiSe<sub>2</sub></a> </td> <td>V </td> <td><a href="/wiki/Chromium(II)_selenide" title="Chromium(II) selenide">CrSe</a><br /><a href="/wiki/Chromium(III)_selenide" title="Chromium(III) selenide">Cr<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Manganese(II)_selenide" title="Manganese(II) selenide">MnSe</a><br /><a href="/wiki/Manganese_diselenide" title="Manganese diselenide">MnSe<sub>2</sub></a> </td> <td><a href="/wiki/Iron(II)_selenide" title="Iron(II) selenide">FeSe</a> </td> <td><a href="/wiki/Cobalt(II)_selenide" title="Cobalt(II) selenide">CoSe</a> </td> <td><a href="/wiki/Nickel_selenide" title="Nickel selenide">NiSe</a> </td> <td><a href="/wiki/Copper(I)_selenide" title="Copper(I) selenide">Cu<sub>2</sub>Se</a><br /><a href="/wiki/Copper(II)_selenide" title="Copper(II) selenide">CuSe</a> </td> <td><a href="/wiki/Zinc_selenide" title="Zinc selenide">ZnSe</a> </td> <td><a href="/wiki/Gallium(II)_selenide" title="Gallium(II) selenide">GaSe</a><br /><a href="/wiki/Gallium(III)_selenide" title="Gallium(III) selenide">Ga<sub>2</sub>Se<sub>3</sub></a><br /><a href="/wiki/Selenogallate" title="Selenogallate">-Ga</a> </td> <td><a href="/wiki/Germanium_monoselenide" title="Germanium monoselenide">GeSe</a><br /><a href="/wiki/Germanium_diselenide" title="Germanium diselenide">GeSe<sub>2</sub></a><br /><a href="/wiki/Selenidogermanate" title="Selenidogermanate">-Ge</a> </td> <td><a href="/wiki/Arsenic_triselenide" title="Arsenic triselenide">As<sub>2</sub>Se<sub>3</sub></a><br /><a href="/w/index.php?title=Tetraarsenic_triselenide&action=edit&redlink=1" class="new" title="Tetraarsenic triselenide (page does not exist)">As<sub>4</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Polyselenide" title="Polyselenide">Se<span class="nowrap"><span style="display:inline-block;margin-bottom:-0.3em;vertical-align:-0.4em;line-height:1.2em;font-size:80%;text-align:left"><sup style="font-size:inherit;line-height:inherit;vertical-align:baseline">2−</sup><br /><sub style="font-size:inherit;line-height:inherit;vertical-align:baseline"><i>n</i></sub></span></span></a> </td> <td>Br </td> <td>Kr </td></tr> <tr style="background-color:mistyrose;color:black;"> <td><a href="/wiki/Rubidium_selenide" title="Rubidium selenide">Rb<sub>2</sub>Se<sub></sub></a> </td> <td><a href="/wiki/Strontium_selenide" title="Strontium selenide">SrSe</a> </td> <td style="background-color:white;color:inherit;border:none"> </td> <td><a href="/w/index.php?title=Yttrium_selenide&action=edit&redlink=1" class="new" title="Yttrium selenide (page does not exist)">Y<sub>2</sub>Se<sub>3</sub></a> </td> <td>Zr </td> <td><a href="/wiki/Niobium_diselenide" title="Niobium diselenide">NbSe<sub>2</sub></a><br /><a href="/wiki/Niobium_triselenide" title="Niobium triselenide">NbSe<sub>3</sub></a> </td> <td><a href="/wiki/Molybdenum_diselenide" title="Molybdenum diselenide">MoSe<sub>2</sub></a> </td> <td>Tc </td> <td>Ru </td> <td>Rh </td> <td>Pd </td> <td><a href="/wiki/Silver(I)_selenide" title="Silver(I) selenide">Ag<sub>2</sub>Se</a> </td> <td><a href="/wiki/Cadmium_selenide" title="Cadmium selenide">CdSe</a> </td> <td><a href="/wiki/Indium(II)_selenide" title="Indium(II) selenide">InSe</a><br /><a href="/wiki/Indium(III)_selenide" title="Indium(III) selenide">In<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Tin_selenide" title="Tin selenide">SnSe</a><br /><a href="/w/index.php?title=Tin(IV)_selenide&action=edit&redlink=1" class="new" title="Tin(IV) selenide (page does not exist)">SnSe<sub>2</sub></a><br /><a href="/wiki/Selenidostannate" title="Selenidostannate">-Sn</a> </td> <td><a href="/wiki/Antimony_triselenide" title="Antimony triselenide">Sb<sub>2</sub>Se<sub>3</sub></a> </td> <td>Te </td> <td><a href="/wiki/Selenide_iodide" title="Selenide iodide">+I</a> </td> <td>Xe </td></tr> <tr style="background-color:mistyrose;color:black;"> <td><a href="/wiki/Caesium_selenide" title="Caesium selenide">Cs<sub>2</sub>Se</a> </td> <td><a href="/wiki/Barium_selenide" title="Barium selenide">BaSe</a> </td> <td style="background-color:white;color:inherit;border:none">* </td> <td><a href="/w/index.php?title=Lutetium_monoselenide&action=edit&redlink=1" class="new" title="Lutetium monoselenide (page does not exist)">LuSe</a><br /><a href="/wiki/Lutetium(III)_selenide" title="Lutetium(III) selenide">Lu<sub>2</sub>Se<sub>3</sub></a> </td> <td>Hf </td> <td><a href="/wiki/Tantalum_diselenide" title="Tantalum diselenide">TaSe<sub>2</sub></a> </td> <td><a href="/wiki/Tungsten_diselenide" title="Tungsten diselenide">WSe<sub>2</sub></a><br /><a href="/w/index.php?title=Tungsten_triselenide&action=edit&redlink=1" class="new" title="Tungsten triselenide (page does not exist)">WSe<sub>3</sub></a> </td> <td><a href="/wiki/Rhenium_diselenide" title="Rhenium diselenide">ReSe<sub>2</sub></a> </td> <td>Os </td> <td>Ir </td> <td><a href="/wiki/Platinum_diselenide" title="Platinum diselenide">PtSe<sub>2</sub></a> </td> <td>Au </td> <td><a href="/wiki/Mercury_selenide" title="Mercury selenide">HgSe</a> </td> <td><a href="/w/index.php?title=Thallium_selenide&action=edit&redlink=1" class="new" title="Thallium selenide (page does not exist)">Tl<sub>2</sub>Se</a> </td> <td><a href="/wiki/Lead_selenide" title="Lead selenide">PbSe</a> </td> <td><a href="/wiki/Bismuth_selenide" title="Bismuth selenide">Bi<sub>2</sub>Se<sub>3</sub></a> </td> <td>Po </td> <td>At </td> <td>Rn </td></tr> <tr style="background-color:mistyrose;color:black;"> <td>Fr </td> <td>Ra </td> <td style="background-color:white;color:inherit;border:none">** </td> <td>Lr </td> <td>Rf </td> <td>Db </td> <td>Sg </td> <td>Bh </td> <td>Hs </td> <td>Mt </td> <td>Ds </td> <td>Rg </td> <td><a href="/w/index.php?title=Copernicium_selenide&action=edit&redlink=1" class="new" title="Copernicium selenide (page does not exist)">CnSe</a> </td> <td>Nh </td> <td>Fl </td> <td>Mc </td> <td>Lv </td> <td>Ts </td> <td>Og </td></tr> <tr> <td style="background-color:white;color:inherit;border:none" colspan="2" rowspan="3"> </td> <td style="background-color:white;color:inherit;border:none" colspan="20">  </td></tr> <tr style="background-color:mistyrose;color:black;"> <td style="background-color:white;color:inherit;border:none">* </td> <td><a href="/w/index.php?title=Lanthanum_monoselenide&action=edit&redlink=1" class="new" title="Lanthanum monoselenide (page does not exist)">LaSe</a><br /><a href="/w/index.php?title=Lanthanum(III)_selenide&action=edit&redlink=1" class="new" title="Lanthanum(III) selenide (page does not exist)">La<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Cerium_monoselenide" title="Cerium monoselenide">CeSe</a><br /><a href="/w/index.php?title=Cerium(III)_selenide&action=edit&redlink=1" class="new" title="Cerium(III) selenide (page does not exist)">Ce<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Praseodymium_monoselenide" title="Praseodymium monoselenide">PrSe</a><br /><a href="/w/index.php?title=Praseodymium(III)_selenide&action=edit&redlink=1" class="new" title="Praseodymium(III) selenide (page does not exist)">Pr<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Neodymium_monoselenide&action=edit&redlink=1" class="new" title="Neodymium monoselenide (page does not exist)">NdSe</a><br /><a href="/w/index.php?title=Neodymium(III)_selenide&action=edit&redlink=1" class="new" title="Neodymium(III) selenide (page does not exist)">Nd<sub>2</sub>Se<sub>3</sub></a> </td> <td>Pm </td> <td><a href="/wiki/Samarium(II)_selenide" class="mw-redirect" title="Samarium(II) selenide">SmSe</a><br /><a href="/w/index.php?title=Samarium(III)_selenide&action=edit&redlink=1" class="new" title="Samarium(III) selenide (page does not exist)">Sm<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Europium_monoselenide" title="Europium monoselenide">EuSe</a><br /><a href="/wiki/Europium(III)_selenide" title="Europium(III) selenide">Eu<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Gadolinium_monoselenide&action=edit&redlink=1" class="new" title="Gadolinium monoselenide (page does not exist)">GdSe</a><br /><a href="/w/index.php?title=Gadolinium(III)_selenide&action=edit&redlink=1" class="new" title="Gadolinium(III) selenide (page does not exist)">Gd<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Terbium_monoselenide" title="Terbium monoselenide">TbSe</a><br /><a href="/w/index.php?title=Terbium(III)_selenide&action=edit&redlink=1" class="new" title="Terbium(III) selenide (page does not exist)">Tb<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Dysprosium_monoselenide&action=edit&redlink=1" class="new" title="Dysprosium monoselenide (page does not exist)">DySe</a><br /><a href="/wiki/Dysprosium(III)_selenide" title="Dysprosium(III) selenide">Dy<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Holmium_monoselenide&action=edit&redlink=1" class="new" title="Holmium monoselenide (page does not exist)">HoSe</a><br /><a href="/wiki/Holmium(III)_selenide" title="Holmium(III) selenide">Ho<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Erbium_monoselenide&action=edit&redlink=1" class="new" title="Erbium monoselenide (page does not exist)">ErSe</a><br /><a href="/wiki/Erbium(III)_selenide" title="Erbium(III) selenide">Er<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/wiki/Thulium_monoselenide" title="Thulium monoselenide">TmSe</a><br /><a href="/wiki/Thulium(III)_selenide" title="Thulium(III) selenide">Tm<sub>2</sub>Se<sub>3</sub></a> </td> <td><a href="/w/index.php?title=Ytterbium_monoselenide&action=edit&redlink=1" class="new" title="Ytterbium monoselenide (page does not exist)">YbSe</a><br /><a href="/w/index.php?title=Ytterbium(III)_selenide&action=edit&redlink=1" class="new" title="Ytterbium(III) selenide (page does not exist)">Yb<sub>2</sub>Se<sub>3</sub></a> </td></tr> <tr style="background-color:mistyrose;color:black;"> <td style="background-color:white;color:inherit;border:none">** </td> <td>Ac </td> <td><a href="/wiki/Thorium_diselenide" title="Thorium diselenide">ThSe<sub>2</sub></a> </td> <td>Pa </td> <td><a href="/wiki/Uranium_diselenide" title="Uranium diselenide">USe<sub>2</sub></a> </td> <td>Np </td> <td><a href="/wiki/Plutonium_selenide" title="Plutonium selenide">PuSe</a> </td> <td>Am </td> <td>Cm </td> <td>Bk </td> <td>Cf 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