{"id":326,"date":"2021-11-09T15:47:49","date_gmt":"2021-11-09T14:47:49","guid":{"rendered":"https:\/\/perso.ens-lyon.fr\/denis.frath\/?p=326"},"modified":"2022-10-25T13:15:47","modified_gmt":"2022-10-25T11:15:47","slug":"unprecedented-on-off-ratios-in-photoactive-diarylethene-bisthienylbenzene-molecular-junctions","status":"publish","type":"post","link":"https:\/\/perso.ens-lyon.fr\/denis.frath\/2021\/11\/09\/unprecedented-on-off-ratios-in-photoactive-diarylethene-bisthienylbenzene-molecular-junctions\/","title":{"rendered":"Unprecedented ON\/OFF Ratios in Photoactive Diarylethene-Bisthienylbenzene Molecular Junctions"},"content":{"rendered":"<p>Our article is available to read at <a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acs.nanolett.1c01983\" target=\"_blank\" rel=\"noopener\">Nano Lett.<\/a><\/p>\n<p><a href=\"https:\/\/pubs.acs.org\/doi\/10.1021\/acs.nanolett.1c01983\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-327 alignleft\" src=\"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-content\/uploads\/2021\/11\/nl1c01983_0005-300x203.gif\" alt=\"\" width=\"300\" height=\"203\" \/><\/a>Photoactive molecular junctions, based on 4 nm thick diarylethene (DAE) and 5 nm thick bisthienylbenzene (BTB) layers, were fabricated by electrochemical deposition. Total thickness was around 9 nm, that is, above the direct tunneling limit and in the hopping regime. The DAE units were switched between their open and closed forms. The DAE\/BTB bilayer structure exhibits new electronic functions combining photoswitching and photorectification. The open form of DAE\/BTB shows low conductance and asymmetric <i>I<\/i>\u2013<i>V<\/i> curves while the closed form shows symmetric <i>I<\/i>\u2013<i>V<\/i> curves and high conductance. More importantly, unprecedented ON\/OFF current ratios of over 10\u202f000 at 1 V were reproducibly measured.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Our article is available to read at Nano Lett. Photoactive molecular junctions, based on 4 nm thick diarylethene (DAE) and 5 nm thick bisthienylbenzene (BTB) layers, were fabricated by electrochemical deposition. Total thickness was around 9 nm, that is, above the direct tunneling limit and in the hopping regime. The DAE units were switched between [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-326","post","type-post","status-publish","format-standard","hentry","category-article"],"_links":{"self":[{"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/posts\/326","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/comments?post=326"}],"version-history":[{"count":5,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/posts\/326\/revisions"}],"predecessor-version":[{"id":332,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/posts\/326\/revisions\/332"}],"wp:attachment":[{"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/media?parent=326"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/categories?post=326"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/perso.ens-lyon.fr\/denis.frath\/wp-json\/wp\/v2\/tags?post=326"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}