{"id":11382,"date":"2025-02-06T09:01:01","date_gmt":"2025-02-06T08:01:01","guid":{"rendered":"https:\/\/fermi.univ-tlse3.fr\/?post_type=tribe_events&#038;p=11382"},"modified":"2025-02-07T10:20:17","modified_gmt":"2025-02-07T09:20:17","slug":"unusual-spin-orbit-couplings-in-antiferromagnets-revaz-ramazashvili-lpt-hdr-11-02-2025-14h","status":"publish","type":"tribe_events","link":"https:\/\/fermi.univ-tlse3.fr\/fr\/home\/event\/unusual-spin-orbit-couplings-in-antiferromagnets-revaz-ramazashvili-lpt-hdr-11-02-2025-14h\/","title":{"rendered":"Unusual spin-orbit couplings in antiferromagnets. &#8211; (Revaz Ramazashvili \/ LPT \/ HDR). &#8211; 11\/02\/2025, 14H"},"content":{"rendered":"<p><span style=\"font-size: 20px; background-color: #f18500;\">Soutenance de HDR<\/span><\/p>\n<p><strong><span style=\"font-size: 20px; color: #191970;\">Revaz Ramazashvili, <\/span><\/strong>LPT, Salle de conf\u00e9rence, Bat. 3R4<\/p>\n<p><span style=\"font-size: 20px;\"><strong>Summary:<\/strong><\/span><\/p>\n<p>This work is devoted to unusual spin-orbit couplings in antiferromagnets: those that fall outside the textbook classification by order of the expansion in the inverse speed of light 1\/c. Contrary to the textbook Pauli spin-orbit coupling that arises only at second order in 1\/c, the unusual couplings of this work appear already at first and zeroth order in 1\/c:<\/p>\n<p>\u2013 The Zeeman spin-orbit coupling, arising from a substantial momentum dependence of the g-tensor, is first-order in 1\/c.<\/p>\n<p>\u2013 A smooth texture (non-uniform configuration) of the N\u00e9el order parameter generates a spin-orbit coupling that is of order zero in 1\/c.<\/p>\n<p>Both the Zeeman and the texture-induced spin-orbit coupling produce anomalous effects that are also a subject of this work.<\/p>\n<hr \/>\n<p class=\"western\"><code class=\"western\"><div class=\"leaflet-map WPLeafletMap\" style=\"height:300px; width:70%;\"><\/div><script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMapShortcode() {\/*<script>*\/\nvar baseUrl = atob('aHR0cHM6Ly97c30udGlsZS5vcGVuc3RyZWV0bWFwLm9yZy97en0ve3h9L3t5fS5wbmc=');\nvar base = (!baseUrl && window.MQ) ?\n    window.MQ.mapLayer() : L.tileLayer(baseUrl,\n        L.Util.extend({}, {\n            detectRetina: 0,\n        },\n        {\"subdomains\":\"abc\",\"noWrap\":false,\"maxZoom\":18}        )\n    );\n    var options = L.Util.extend({}, {\n        layers: [base],\n        attributionControl: false\n    },\n    {\"zoomControl\":true,\"scrollWheelZoom\":true,\"doubleClickZoom\":true,\"fitBounds\":true,\"minZoom\":9,\"maxZoom\":18,\"maxBounds\":null,\"attribution\":\"<a href=\\\"http:\\\/\\\/leafletjs.com\\\" title=\\\"Une biblioth\\u00e8que JS pour des cartes interactives\\\">Leaflet<\\\/a>; \\u00a9 <a href=\\\"http:\\\/\\\/www.openstreetmap.org\\\/copyright\\\">OpenStreetMap<\\\/a> contributeurs\"},\n    {});\nwindow.WPLeafletMapPlugin.createMap(options).setView([43.560830727361,1.4672373725804],16);window.WPLeafletMapPlugin.createScale({});});<\/script><\/code><\/p>\n<p class=\"western\"><code class=\"western\"><script>\nwindow.WPLeafletMapPlugin = window.WPLeafletMapPlugin || [];\nwindow.WPLeafletMapPlugin.push(function WPLeafletMarkerShortcode() {\/*<script>*\/\nvar map = window.WPLeafletMapPlugin.getCurrentMap();\nvar group = window.WPLeafletMapPlugin.getCurrentGroup();\nvar marker_options = window.WPLeafletMapPlugin.getIconOptions({});\nvar marker = L.marker(\n    [0,0],\n    marker_options\n);\nvar is_image = map.is_image_map;\n    marker.setLatLng( map.getCenter() );\nif (marker_options.draggable) {\n    marker.on('dragend', function () {\n        var latlng = this.getLatLng();\n        var lat = latlng.lat;\n        var lng = latlng.lng;\n        if (is_image) {\n            console.log('leaflet-marker y=' + lat + ' x=' + lng);\n        } else {\n            console.log('leaflet-marker lat=' + lat + ' lng=' + lng);\n        }\n    });\n}\nmarker.addTo( group );\nmarker.bindPopup(window.WPLeafletMapPlugin.unescape('&lt;strong class=&quot;&quot;&gt;Salle de conf\u00e9rence &lt;\/strong&gt;(- B\u00e2timent 3R4)'));window.WPLeafletMapPlugin.markers.push( marker );\n        });<\/script><\/code><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Lieu : salle de conf\u00e9rence, Bat. 3R4<\/p>\n","protected":false},"author":5,"featured_media":11386,"template":"","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","neve_meta_reading_time":"","_tribe_events_status":"","_tribe_events_status_reason":"","footnotes":""},"tags":[],"tribe_events_cat":[48,308,313],"class_list":["post-11382","tribe_events","type-tribe_events","status-publish","has-post-thumbnail","hentry","tribe_events_cat-events","tribe_events_cat-hdr-thesis","tribe_events_cat-lpt","cat_events","cat_hdr-thesis","cat_lpt"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - 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