{"id":22360,"date":"2024-04-11T09:08:03","date_gmt":"2024-04-11T03:38:03","guid":{"rendered":"https:\/\/vajiramandravi.com\/current-affairs\/?p=22360"},"modified":"2025-10-11T12:20:14","modified_gmt":"2025-10-11T06:50:14","slug":"wigner-crystal","status":"publish","type":"post","link":"https:\/\/vajiramandravi.com\/current-affairs\/wigner-crystal\/","title":{"rendered":"What is Wigner Crystal?"},"content":{"rendered":"<h2>About Wigner Crystal<\/h2>\n<ul>\n<li>A Wigner crystal is the <strong>solid phase of electrons<\/strong>, first <strong>predicted by Eugene Wigner<\/strong> in 1934.<\/li>\n<li>It is one of the very first proposed many-body phases<strong> stabilized by<\/strong> the <strong>electron-electron interaction.<\/strong><\/li>\n<li><strong>Formation<\/strong>:\n<ul>\n<li><strong>Interaction among electrons<\/strong> could lead to their spontaneous <strong>arrangement into a crystal<\/strong>-like configuration, or <strong>lattice, of closely packed electrons<\/strong>.<\/li>\n<li>This could only occur <strong>because of their mutual repulsion<\/strong> and under conditions of <strong>low densities and extremely cold<\/strong> temperatures.<\/li>\n<li>This is because the <strong>potential energy dominates <\/strong>the <strong>kinetic energy at low densities<\/strong>, so the detailed spatial arrangement of the electrons becomes important.<\/li>\n<li><strong>To minimize the potential energy<\/strong>, <strong>electrons form a crystal<\/strong>-like configuration.<\/li>\n<\/ul>\n<\/li>\n<li><strong>A true Wigner crystal<\/strong>, instead of following the familiar laws of physics in the everyday world, would follow the laws of <a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/quantum-technology\/\" target=\"_blank\">quantum physics<\/a>, in which the electrons would act not like individual particles but more like a single wave.<\/li>\n<li>Wigner crystal is stable at extremely low densities. <strong>If the density increases<\/strong>, the kinetic energy becomes important, and eventually the <strong>crystal melts.<\/strong><\/li>\n<li>Wigner crystal is very <strong>difficult to observe experimentally<\/strong>. The reason is that it is <strong>very fragile <\/strong>with respect to the environment.<\/li>\n<\/ul>\n<p><strong>Related Topics:<\/strong><\/p>\n<ul>\n<li><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/quantum-computing\/\" target=\"_blank\">Quantum Computing<\/a><\/li>\n<li><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/quantum-entanglement\/\" target=\"_blank\">Quantum Entanglement<\/a><\/li>\n<li><a href=\"https:\/\/vajiramandravi.com\/upsc-exam\/quantum-communication\/\" target=\"_blank\">Quantum Communication<\/a><\/li>\n<\/ul>\n<hr \/>\n<h3>Q1: What is quantum physics?<\/h3>\n<p>Quantum physics is the study of matter and energy at the most fundamental level. Quantum mechanics is a subfield of physics that describes the behavior of particles \u2014 atoms, electrons, photons and almost everything in the molecular and submolecular realm.<\/p>\n<p><strong>Source:<\/strong> <a href=\"https:\/\/phys.org\/news\/2024-04-quantum-crystal-frozen-electrons-wigner.html\" target=\"_blank\" rel=\"nofollow noopener\"><u>Quantum crystal of frozen electrons\u2014the Wigner crystal\u2014is visualized for the first time<\/u><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>A Wigner crystal is the solid phase of electrons, first predicted by Eugene Wigner in 1934.<\/p>\n","protected":false},"author":5,"featured_media":22361,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-22360","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-upsc-prelims-current-affairs","8":"no-featured-image-padding"},"acf":[],"_links":{"self":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/22360","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/comments?post=22360"}],"version-history":[{"count":0,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/posts\/22360\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media\/22361"}],"wp:attachment":[{"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/media?parent=22360"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/categories?post=22360"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vajiramandravi.com\/current-affairs\/wp-json\/wp\/v2\/tags?post=22360"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}