{"id":47,"date":"2014-05-12T08:58:42","date_gmt":"2014-05-12T06:58:42","guid":{"rendered":"http:\/\/phsites.technion.ac.il\/dtqm\/?p=47"},"modified":"2014-05-14T14:32:25","modified_gmt":"2014-05-14T12:32:25","slug":"yoram-dagan-oxide-interface-based-quantum-wires","status":"publish","type":"post","link":"https:\/\/phsites.technion.ac.il\/dtqm\/yoram-dagan-oxide-interface-based-quantum-wires\/","title":{"rendered":"Oxide interface based quantum wires"},"content":{"rendered":"<h2>Yoram Dagan<\/h2>\n<p>Oxide interfaces can have physical properties which are very different from their constituting materials. These properties can manifest themselves in various orders such as superconductivity, magnetism, and ferroelectricity. Of these interfaces probably the most studied one is the interface between the two insulating perovskites: SrTiO<sub>3<\/sub>\u00a0and LaAlO<sub>3<\/sub>, which exhibits properties of a two dimensional electron gas, superconductivity strong spin-orbit interaction and magnetism.<\/p>\n<p>In this talk I will briefly review the state of the art research of oxide interfaces and especially SrTiO<sub>3<\/sub>\/LaAlO<sub>3<\/sub>\u00a0interface. I will then describe our findings on nano-sized bridges (nanowires) and our new technique to fabricate quantum wires from such interfaces.<\/p>\n<p>From transport in the nanowires we can probe an anomalous magnetic order consisting of domains with opposite magnetization having a higher coercive field for in-plane orientation. When making the wires even narrower a quantized conductance is observed with discrete steps as a function of gate voltage characteristics of a one dimensional channel. The step size of exactly half the quantum of conductance is an evidence for absence of spin degeneracy.<\/p>\n<p>The possibility to control correlation effects, spin-orbit interactions and coupling to superconductivity makes this wire a laboratory for studying Majorana fermions and spin dependent transport<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Yoram Dagan Oxide interfaces can have physical properties which are very different from their constituting materials. These properties can manifest themselves in various orders such as superconductivity, magnetism, and ferroelectricity. Of these interfaces probably the most studied one is the interface between the two insulating perovskites: SrTiO3\u00a0and LaAlO3, which exhibits properties of a two dimensional &hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1],"tags":[],"class_list":{"0":"post-47","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-uncategorized","7":"entry"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Oxide interface based quantum wires - Dynamics and Transport in Quantum Matter<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/phsites.technion.ac.il\/dtqm\/yoram-dagan-oxide-interface-based-quantum-wires\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Oxide interface based quantum wires - Dynamics and Transport in Quantum Matter\" \/>\n<meta property=\"og:description\" content=\"Yoram Dagan Oxide interfaces can have physical properties which are very different from their constituting materials. These properties can manifest themselves in various orders such as superconductivity, magnetism, and ferroelectricity. Of these interfaces probably the most studied one is the interface between the two insulating perovskites: SrTiO3\u00a0and LaAlO3, which exhibits properties of a two dimensional &hellip;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/phsites.technion.ac.il\/dtqm\/yoram-dagan-oxide-interface-based-quantum-wires\/\" \/>\n<meta property=\"og:site_name\" content=\"Dynamics and Transport in Quantum Matter\" \/>\n<meta property=\"article:published_time\" content=\"2014-05-12T06:58:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2014-05-14T12:32:25+00:00\" \/>\n<meta name=\"author\" content=\"Adi\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Adi\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/\"},\"author\":{\"name\":\"Adi\",\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/#\\\/schema\\\/person\\\/65231d9f0ecb94f8411926c66a3791ff\"},\"headline\":\"Oxide interface based quantum wires\",\"datePublished\":\"2014-05-12T06:58:42+00:00\",\"dateModified\":\"2014-05-14T12:32:25+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/\"},\"wordCount\":206,\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/\",\"url\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/\",\"name\":\"Oxide interface based quantum wires - Dynamics and Transport in Quantum Matter\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/#website\"},\"datePublished\":\"2014-05-12T06:58:42+00:00\",\"dateModified\":\"2014-05-14T12:32:25+00:00\",\"author\":{\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/#\\\/schema\\\/person\\\/65231d9f0ecb94f8411926c66a3791ff\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/yoram-dagan-oxide-interface-based-quantum-wires\\\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/#website\",\"url\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/\",\"name\":\"Dynamics and Transport in Quantum Matter\",\"description\":\"Workshop on Dynamics and Transport in Quantum Matter 08-13\\\/06\\\/2014\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/#\\\/schema\\\/person\\\/65231d9f0ecb94f8411926c66a3791ff\",\"name\":\"Adi\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/90615c4391a2400449351851a916b46772ba44e40a4417af6390a40bdaf56dd2?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/90615c4391a2400449351851a916b46772ba44e40a4417af6390a40bdaf56dd2?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/90615c4391a2400449351851a916b46772ba44e40a4417af6390a40bdaf56dd2?s=96&d=mm&r=g\",\"caption\":\"Adi\"},\"url\":\"https:\\\/\\\/phsites.technion.ac.il\\\/dtqm\\\/author\\\/adile\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Oxide interface based quantum wires - Dynamics and Transport in Quantum Matter","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/phsites.technion.ac.il\/dtqm\/yoram-dagan-oxide-interface-based-quantum-wires\/","og_locale":"en_US","og_type":"article","og_title":"Oxide interface based quantum wires - Dynamics and Transport in Quantum Matter","og_description":"Yoram Dagan Oxide interfaces can have physical properties which are very different from their constituting materials. 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