{"id":9030,"date":"2024-02-27T09:20:06","date_gmt":"2024-02-27T08:20:06","guid":{"rendered":"https:\/\/www.institut-foton.eu\/?p=9030"},"modified":"2025-05-27T10:24:36","modified_gmt":"2025-05-27T08:24:36","slug":"centres-nv","status":"publish","type":"post","link":"https:\/\/www.institut-foton.eu\/en\/centres-nv\/","title":{"rendered":"Magn\u00e9tom\u00e9trie \u00e0 base de centres NV"},"content":{"rendered":"\n<p class=\"back\">\u2b9e <a href=\"https:\/\/www.institut-foton.eu\/dpts\/sp\/\" data-type=\"page\" data-id=\"56\">D\u00e9partement SP<\/a> \u2b9e <a href=\"https:\/\/www.institut-foton.eu\/dpts\/sp\/#Thematiques_de_recherche\" data-type=\"page\" data-id=\"56\">Th\u00e9matiques de recherch<\/a><a href=\"https:\/\/www.institut-foton.eu\/equipes\/dop\/#Thematiques_de_recherche\" data-type=\"page\" data-id=\"56\">e<\/a> \u2b9e <a href=\"https:\/\/www.institut-foton.eu\/optique-guidee-et-capteurs\/\" data-type=\"link\" data-id=\"https:\/\/www.institut-foton.eu\/optique-guidee-et-capteurs\/\">Activit\u00e9 \u00ab\u202fOptique Guid\u00e9e et Capteurs\u202f\u00bb<\/a> \u2b9e<\/p>\n\n\n\n\n\n\n\n<p>Les centres color\u00e9s NV (Nitrogen Vacancy) du diamant ont une structure de niveaux d\u2019\u00e9nergie similaire \u00e0 celle des atomes. A l\u2019inverse de ces derniers utilis\u00e9s sous forme de gaz et libres de se d\u00e9placer car soumis \u00e0 l\u2019agitation thermique, les centres NV sont int\u00e9gr\u00e9s dans la maille atomique du diamant et poss\u00e8dent une position fixe.<\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\" style=\"grid-template-columns:26% auto\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"342\" height=\"239\" src=\"https:\/\/www.institut-foton.eu\/wp-content\/uploads\/2024\/02\/image-21.png\" alt=\"\" class=\"wp-image-9031 size-full\" srcset=\"https:\/\/www.institut-foton.eu\/wp-content\/uploads\/2024\/02\/image-21.png 342w, https:\/\/www.institut-foton.eu\/wp-content\/uploads\/2024\/02\/image-21-300x210.png 300w\" sizes=\"auto, (max-width: 342px) 100vw, 342px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p>Ces atomes artificiels peuvent donc \u00eatre adress\u00e9s \u00e0 l\u2019aide de lasers de mani\u00e8re pr\u00e9cise et reproductible un nombre illimit\u00e9 de fois. De plus leurs propri\u00e9t\u00e9s de spin ne sont pratiquement pas d\u00e9t\u00e9rior\u00e9es par leurs interactions avec les phonons, ceci explique leur structure \u00e9lectronique bien d\u00e9finie qui permet de les utiliser pour r\u00e9aliser les exp\u00e9riences usuelles de physique atomique \u00e0 l&#8217;\u00e9tat solide et \u00e0 temp\u00e9rature ambiante. Ces propri\u00e9t\u00e9s rendent les centres NV tr\u00e8s int\u00e9ressants pour de nombreuses applications en m\u00e9trologie.<\/p>\n<\/div><\/div>\n\n\n\n<p>La magn\u00e9tom\u00e9trie non invasive qui profite de la possibilit\u00e9 de d\u00e9tecter la r\u00e9sonance de spin des centres NV de mani\u00e8re optique est l\u2019application la plus d\u00e9velopp\u00e9e. Leur utilisation pour des mesures de contraintes ou de temp\u00e9rature a \u00e9galement \u00e9t\u00e9 d\u00e9montr\u00e9e. De surcro\u00eet, un syst\u00e8me \u00e0 l\u2019\u00e9tat solide fonctionnant \u00e0 temp\u00e9rature ambiante permet d\u2019envisager des dispositifs portables, dans ce sens, les centres NV apparaissent comme une plateforme prometteuse pour de nombreux capteurs. Pour l\u2019application comme magn\u00e9tom\u00e8tre, deux techniques de d\u00e9tection de spin ont \u00e9t\u00e9 d\u00e9montr\u00e9es dont les fonctionnements respectifs reposent sur la mesure (i) du signal de fluorescence des centres NV dans le visible, ou (ii) de leur absorption dans l\u2019infrarouge autour d\u2019une longueur d\u2019onde de 1042 nm. La seconde m\u00e9thode poss\u00e8de l\u2019avantage de ne pas \u00eatre limit\u00e9e par la faible efficacit\u00e9 de collection du signal de fluorescence. Les activit\u00e9s de recherche de l\u2019\u00e9quipe SP dans ce domaine concernent l\u2019adressage tout optique du spin des centres NV mettant en \u0153uvre des m\u00e9thodes innovantes comme l\u2019utilisation de cavit\u00e9s optiques [2,3,5] ou d\u2019architectures lasers [5].<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Comp\u00e9tences et \u00e9quipements associ\u00e9s<\/h2>\n\n\n\n<ul class=\"puce1 wp-block-list\">\n<li><a href=\"https:\/\/www.institut-foton.eu\/plateformes\/cclo\/\" data-type=\"page\" data-id=\"60\">CCLO<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Collaborations<\/h2>\n\n\n\n<ul class=\"puce1 wp-block-list\">\n<li>LUMIN, ENS Paris-Saclay<\/li>\n\n\n\n<li>Universit\u00e9 de Mayence<\/li>\n\n\n\n<li>KWAN-TEK<\/li>\n\n\n\n<li>FOTON-OHM<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Personnel impliqu\u00e9<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-28f84493 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\"><\/div>\n<\/div>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<div class=\"wp-block-query is-layout-flow wp-block-query-is-layout-flow\">\n<div class=\"wp-block-group is-layout-constrained wp-block-group-is-layout-constrained\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Projets financ\u00e9s associ\u00e9s<\/h2>\n\n\n\n<ul class=\"puce1 wp-block-list\">\n<li>Equipex E-DIAMANT<\/li>\n\n\n\n<li>ANR SINFONIA<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Publications et conf\u00e9rences associ\u00e9s<\/h2>\n\n\n\n<ul class=\"puce1 wp-block-list\">\n<li>[1] \u201cControlling single diamond NV color center photoluminescence spectrum with a Fabry-Perot microcavity\u201d Y. Dumeige, R. All\u00e9aume, P. Grangier, F. Treussart, J.-F. Roch. <em>New Journal of Physics<\/em> 13 025015 (2011). <a href=\"https:\/\/hal.science\/hal-00578573\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-00578573\u27e9<\/a><\/li>\n\n\n\n<li>[2] \u201cMagnetometry with nitrogen-vacancy ensembles in diamond based on infrared absorption in a doubly resonant optical cavity\u201d Y. Dumeige, M. Chipaux, V. Jacques, F. Treussart, J.-F. Roch, T. Debuisschert, V. Acosta, A. Jarmola, K. Jensen, P. Kehayias, D. Budker. <em>Physical Review B <\/em>87 155202 (2013). <a href=\"https:\/\/hal.science\/hal-00975236\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-00975236\u27e9<\/a><\/li>\n\n\n\n<li>[3] \u201cCavity-enhanced room-temperature magnetometry using absorption by nitrogen-vacancy centers in diamond\u201d K. Jensen, N. Leefer, A. Jarmola, Y. Dumeige, V.M. Acosta, P. Kehayias, B. Patton, D. Budker. <em>Physical Review Letters<\/em> 112 160802 (2014). <a href=\"https:\/\/hal.science\/hal-01006411\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-01006411\u27e9<\/a><\/li>\n\n\n\n<li>[4] \u201cMiniature cavity-enhanced diamond magnetometer\u201d G. Chatzidrosos, A. Wickenbrock, L. Bougas, N. Leefer, T. Wu, K. Jensen, Y. Dumeige, D. Budker. <em>Physical Review Applied<\/em> 8 044019 (2017). <a href=\"https:\/\/hal.science\/hal-01645212\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-01645212\u27e9<\/a><\/li>\n\n\n\n<li>[5] \u201cOn the possibility of miniature diamond-based magnetometers using waveguide geometries\u201d L. Bougas, A. Wilzewski, Y. Dumeige, D. Antypas, T. Wu, A. Wickenbrock, E. Bourgeois, M. Nesladek, H. Clevenson, D. Braje, D. Englund, D. Budker. <em>Micromachines<\/em> 9&nbsp;276 (2018). <a href=\"https:\/\/hal.science\/hal-01939699\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-01939699\u27e9<\/a><\/li>\n\n\n\n<li>[6] \u201cInfrared laser threshold magnetometry with a NV doped diamond intracavity etalon\u201d Y. Dumeige, J.-F. Roch, F. Bretenaker, T. Debuisschert, V. Acosta, C. Becher, G. Chatzidrosos, A. Wickenbrock, L. Bougas, A. Wilzewski, D. Budker. <em>Optics Express <\/em>27 1706 (2019). <a href=\"https:\/\/hal.science\/hal-02107654\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-02107654\u27e9<\/a><\/li>\n\n\n\n<li>[7] \u201cProbing topological spin structures using light-polarization and magnetic microscopy\u201d T. Lenz, G. Chatzidrosos, Z. Wang, L. Bougas, Y. Dumeige, A. Wickenbrock, N. Kerber, J. Zazvorka, F. Kammerbauer, M. Kl\u00e4ui, Z. Kazi, K.-M. C. Fu, K. Itoh, H. Watanabe, D. Budker. <em>Physical Review Applied<\/em> 15 024040 (2021). <a href=\"https:\/\/hal.science\/hal-04449073\" target=\"_blank\" rel=\"noreferrer noopener\">\u27e8hal-04449073\u27e9<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Les centres color\u00e9s NV (Nitrogen Vacancy) du diamant ont une structure de niveaux d\u2019\u00e9nergie similaire \u00e0 celle des atomes. A l\u2019inverse de ces derniers utilis\u00e9s sous forme de gaz et libres de se d\u00e9placer car soumis \u00e0 l\u2019agitation thermique, les<\/p>\n","protected":false},"author":3,"featured_media":9031,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"footnotes":""},"categories":[61],"tags":[91,111,49],"class_list":["post-9030","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-activites","tag-capteurs-et-applications","tag-departement-sp","tag-optique-guidee-capteurs"],"translation":{"provider":"WPGlobus","version":"3.0.2","language":"en","enabled_languages":["fr","en"],"languages":{"fr":{"title":true,"content":true,"excerpt":false},"en":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/posts\/9030","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/comments?post=9030"}],"version-history":[{"count":8,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/posts\/9030\/revisions"}],"predecessor-version":[{"id":9276,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/posts\/9030\/revisions\/9276"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/media\/9031"}],"wp:attachment":[{"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/media?parent=9030"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/categories?post=9030"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.institut-foton.eu\/en\/wp-json\/wp\/v2\/tags?post=9030"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}