{"id":788865,"date":"2026-02-25T21:46:14","date_gmt":"2026-02-25T21:46:14","guid":{"rendered":"https:\/\/www.europesays.com\/uk\/788865\/"},"modified":"2026-02-25T21:46:14","modified_gmt":"2026-02-25T21:46:14","slug":"limitations-of-probing-field-induced-response-with-stm","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/uk\/788865\/","title":{"rendered":"Limitations of probing field-induced response with STM"},"content":{"rendered":"<p><b>a-f<\/b>, A sample of six plane-subtracted STM topographs used for figure 3 in Xing et al.<a data-track=\"click\" data-track-action=\"reference anchor\" data-track-label=\"link\" data-test=\"citation-ref\" aria-label=\"Reference 7\" title=\"Xing, Y. et al. Optical manipulation of the charge-density-wave state in RbV3Sb5. Nature 631, 60&#x2013;66 (2024).\" href=\"http:\/\/www.nature.com\/articles\/s41586-026-10126-1#ref-CR7\" id=\"ref-link-section-d49853786e923\" target=\"_blank\" rel=\"noopener\">7<\/a>. Insets to the right show their Fourier transform (top inset) as well as a region common to all topographs (bottom inset). Fourier transform in (<b>a<\/b>) indicates CDW peaks by circles and Bragg peaks by diamonds, with <b>Q<\/b>1, <b>Q<\/b>2, and <b>Q<\/b>3 directions represented by red, blue, and green, respectively. (<b>a<\/b>) Shows the first scan used as the \u201cinitial condition\u201d. (<b>b-c<\/b>) show the first transition going from illumination along <b>Q<\/b>3 to along <b>Q<\/b>1. (<b>d-e<\/b>) two topographs taken successively along <b>Q<\/b>1, and (<b>f<\/b>) switching back to <b>Q<\/b>3 illumination. Notice how going from (<b>a<\/b>) to (<b>b<\/b>) the tip becomes double, as apparent from the QPI ring disappearing in the Fourier transform (top insets) and the number of impurities doubling (bottom insets, though present throughout topograph (<b>b<\/b>)). The tip is changed again going from (<b>b<\/b>) to (<b>c<\/b>) as shown by the change in shape of the impurities (bottom inset). Notice also the qualitative differences of (<b>d<\/b>) and (<b>e<\/b>), which were taken with the same illumination direction <b>Q<\/b>1. The QPI ring again disappears between the two Fourier transforms, and the vacancies appear glaringly different (bottom insets). <b>g<\/b>, Bragg lengths along <b>Q<\/b>1 (red), <b>Q<\/b>2 (blue), and <b>Q<\/b>3 (green) as a function of laser illumination direction from topographs used in figure 3 of Xing et al.<a data-track=\"click\" data-track-action=\"reference anchor\" data-track-label=\"link\" data-test=\"citation-ref\" aria-label=\"Reference 7\" title=\"Xing, Y. et al. Optical manipulation of the charge-density-wave state in RbV3Sb5. Nature 631, 60&#x2013;66 (2024).\" href=\"http:\/\/www.nature.com\/articles\/s41586-026-10126-1#ref-CR7\" id=\"ref-link-section-d49853786e1037\" target=\"_blank\" rel=\"noopener\">7<\/a>. Lengths were determined by 5 \u00d7 5 COM fitting of the Bragg peaks. <b>h<\/b>, CDW intensity along <b>Q<\/b>1 (red), <b>Q<\/b>2 (blue), and <b>Q<\/b>3 (green) as a function of laser illumination direction acquired by using the Fourier transform of the raw data. <b>i<\/b>, Bragg intensity along <b>Q<\/b>1 (red), <b>Q<\/b>2 (blue), and <b>Q<\/b>3 (green) as a function of laser illumination direction acquired by analysing the Fourier transform of the raw data. Note the large variations in the ICDW,2 in (h) and atomic Bragg peak intensities in (<b>i<\/b>).<\/p>\n","protected":false},"excerpt":{"rendered":"a-f, A sample of six plane-subtracted STM topographs used for figure 3 in Xing et al.7. Insets to&hellip;\n","protected":false},"author":2,"featured_media":788866,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3845],"tags":[20546,3965,3966,74,70,75243,16,15],"class_list":{"0":"post-788865","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-physics","8":"tag-electronic-properties-and-materials","9":"tag-humanities-and-social-sciences","10":"tag-multidisciplinary","11":"tag-physics","12":"tag-science","13":"tag-structure-of-solids-and-liquids","14":"tag-uk","15":"tag-united-kingdom"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@uk\/116133467648461672","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/788865","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/comments?post=788865"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/posts\/788865\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media\/788866"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/media?parent=788865"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/categories?post=788865"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/uk\/wp-json\/wp\/v2\/tags?post=788865"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}