{"id":359,"date":"2024-02-07T17:53:20","date_gmt":"2024-02-08T00:53:20","guid":{"rendered":"https:\/\/physlabs.colostate.edu\/chengroup\/?p=359"},"modified":"2024-05-03T10:45:44","modified_gmt":"2024-05-03T16:45:44","slug":"quantum-interference-in-density-wave-systems","status":"publish","type":"post","link":"https:\/\/physlabs.colostate.edu\/chengroup\/2024\/02\/07\/quantum-interference-in-density-wave-systems\/","title":{"rendered":"Quantum interference in density wave systems"},"content":{"rendered":"\n<p>When hearing &#8220;pi-phase&#8221; and &#8220;quantum oscillations&#8221;, would you immediately jump to Berry phase? In a recent <a href=\"https:\/\/www.pnas.org\/doi\/10.1073\/pnas.2315787121\">collaborative work<\/a>, we have shown that a new kind of &#8220;pi-phase shift&#8221;, i.e., that between quantum oscillations in longitudinal resistivities along orthogonal directions, in the prototypical spin density wave material Cr, is caused by quantum interference effects between coupled semiclassical orbits. For an in-depth introduction, see <a href=\"https:\/\/magnetics.colostate.edu\/wp-content\/uploads\/sites\/27\/2024\/02\/Cr-pi-phase-shift.pdf\">this note<\/a> which was a presentation given at the &#8220;Magneticians&#8217; meeting&#8221; at Johns Hopkins University in 2023.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1071\" height=\"1206\" src=\"https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh.png\" alt=\"\" class=\"wp-image-396\" style=\"width:404px;height:auto\" srcset=\"https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh.png 1071w, https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh-266x300.png 266w, https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh-909x1024.png 909w, https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh-768x865.png 768w, https:\/\/physlabs.colostate.edu\/chengroup\/wp-content\/uploads\/sites\/8\/2024\/05\/sdh-750x845.png 750w\" sizes=\"auto, (max-width: 1071px) 100vw, 1071px\" \/><\/figure>\n<\/div>\n\n\n<p><a href=\"https:\/\/www.pnas.org\/doi\/10.1073\/pnas.2315787121\">Y. Feng, Y. Wang, T. F. Rosenbaum, P. B. Littlewood, and H. Chen, \u201cQuantum interference in superposed lattices\u201d, <em>Proc. Natl. Acad. Sci.<\/em> <strong>121<\/strong>, e2315787121 (2024).<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>When hearing &#8220;pi-phase&#8221; and &#8220;quantum oscillations&#8221;, would you immediately jump to Berry phase? In a recent collaborative work, we have shown that a new kind of &#8220;pi-phase shift&#8221;, i.e., that between quantum oscillations in longitudinal resistivities along orthogonal directions, in the prototypical spin density wave material Cr, is caused by quantum interference effects between coupled &hellip; <\/p>\n<p><a class=\"more-link btn\" href=\"https:\/\/physlabs.colostate.edu\/chengroup\/2024\/02\/07\/quantum-interference-in-density-wave-systems\/\">Continue reading<\/a><\/p>\n","protected":false},"author":36,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_kad_blocks_custom_css":"","_kad_blocks_head_custom_js":"","_kad_blocks_body_custom_js":"","_kad_blocks_footer_custom_js":"","footnotes":""},"categories":[3],"tags":[],"class_list":["post-359","post","type-post","status-publish","format-standard","hentry","category-new-papers","item-wrap"],"taxonomy_info":{"category":[{"value":3,"label":"new papers"}]},"featured_image_src_large":false,"author_info":{"display_name":"huachen","author_link":"https:\/\/physlabs.colostate.edu\/chengroup\/author\/huachen\/"},"comment_info":0,"category_info":[{"term_id":3,"name":"new papers","slug":"new-papers","term_group":0,"term_taxonomy_id":3,"taxonomy":"category","description":"","parent":0,"count":11,"filter":"raw","cat_ID":3,"category_count":11,"category_description":"","cat_name":"new papers","category_nicename":"new-papers","category_parent":0}],"tag_info":false,"_links":{"self":[{"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/posts\/359","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/users\/36"}],"replies":[{"embeddable":true,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/comments?post=359"}],"version-history":[{"count":6,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/posts\/359\/revisions"}],"predecessor-version":[{"id":403,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/posts\/359\/revisions\/403"}],"wp:attachment":[{"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/media?parent=359"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/categories?post=359"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/physlabs.colostate.edu\/chengroup\/wp-json\/wp\/v2\/tags?post=359"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}