{"id":254,"date":"2010-08-30T08:25:54","date_gmt":"2010-08-30T08:25:54","guid":{"rendered":"http:\/\/junq.info\/?p=254"},"modified":"2011-02-16T21:32:46","modified_gmt":"2011-02-16T21:32:46","slug":"can-magnetic-monopoles-be-realized-via-topological-insulators","status":"publish","type":"post","link":"http:\/\/junq.info\/?p=254","title":{"rendered":"Question of the Week: Can magnetic monopoles be realized via topological insulators?"},"content":{"rendered":"<p><em>Question of the Week, 30.08.2010<\/em><\/p>\n<p>In a recent publication (<a href=\"http:\/\/www.sciencemag.org\/cgi\/content\/abstract\/329\/5992\/659\">DOI: 10.1126\/science.1189924<\/a>), physicists reported about the possibility to &#8220;tune&#8221; topological insulators by introducing magnetic dopants and simultaneous magnetic and charge doping. Well-tuned, the topological insulator dibismuth triselenide gave rise to an insulating massive Dirac fermion state, which may enable physicists to observe exciting phenomena, such as magnetic monopoles.<\/p>\n<p><a href=\"http:\/\/www.sciencemag.org\/cgi\/content\/abstract\/329\/5992\/659\">Y. L. Chen et al.<\/p>\n<p>&#8220;Massive Dirac Fermion on the Surface of a Magnetically Doped Topological Insulator&#8221;<\/p>\n<p>Science 6, Vol. 329 no. 5992, pp. 659-662 (2010)<\/a><\/p>\n<p>More about topological insulators:<\/p>\n<p><a href=\"http:\/\/www.nature.com\/nmat\/journal\/v9\/n7\/full\/nmat2770.html\">S. Chadov et al.<\/p>\n<p>&#8220;Tunable multifunctional topological insulators in ternary Heusler compounds&#8221;<\/p>\n<p>Nature Materials, Vol. 9, pp. 541-545 (2010)<\/a><\/p>\n<p>Hear Prof. Shou Cheng Zhang from Stanford University explain topological insulators:<\/p>\n<p><a href=\"http:\/\/www.youtube.com\/watch?v=Qg8Yu-Ju3Vw\">http:\/\/www.youtube.com\/watch?v=Qg8Yu-Ju3Vw<\/a><\/p>\n<p>More about magnetic monopoles:<\/p>\n<p><a href=\"http:\/\/www.sciencemag.org\/cgi\/content\/abstract\/326\/5951\/411\">D. J. P. Morris et al.<\/p>\n<p>&#8220;Dirac Strings and Magnetic Monopoles in the Spin Ice Dy<sub>2<\/sub>Ti<sub>2<\/sub>O<sub>7<\/sub>&#8220;<em><\/p>\n<p>Science<\/em> 16,Vol. 326. no. 5951, pp. 411 &#8211; 414, (2009)<\/a><\/p>\n<p>Leonie Mueck<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In a recent publication, physicists reported about the possibility to &#8220;tune&#8221; topological insulators by introducing magnetic dopants and simultaneous magnetic and charge doping. Well-tuned, the topological insulator dibismuth triselenide gave rise to an insulating massive Dirac fermion state&#8230; (Question of the Week, 30.08.2010)<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":true,"template":"","format":"standard","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":"","footnotes":""},"categories":[6],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/posts\/254"}],"collection":[{"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"http:\/\/junq.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=254"}],"version-history":[{"count":8,"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/posts\/254\/revisions"}],"predecessor-version":[{"id":589,"href":"http:\/\/junq.info\/index.php?rest_route=\/wp\/v2\/posts\/254\/revisions\/589"}],"wp:attachment":[{"href":"http:\/\/junq.info\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=254"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/junq.info\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=254"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/junq.info\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=254"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}