{"id":191516,"date":"2024-06-20T16:22:46","date_gmt":"2024-06-20T21:22:46","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/06\/an-alternative-way-to-manipulate-quantum-states"},"modified":"2024-06-20T16:22:46","modified_gmt":"2024-06-20T21:22:46","slug":"an-alternative-way-to-manipulate-quantum-states","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/06\/an-alternative-way-to-manipulate-quantum-states","title":{"rendered":"An alternative way to manipulate quantum states"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/an-alternative-way-to-manipulate-quantum-states3.jpg\"><\/a><\/p>\n<p>Spin-orbit torque effects involve the transfer of angular momentum between a spin current and a magnetic layer mediated by the exchange interaction between conduction and localized electron.<\/p>\n<p>Measuring these effects in magnetic materials continues to be a very active area of interest in spintronics\u2026<\/p>\n<hr>\n<p>Electrons have an <a href=\"https:\/\/phys.org\/tags\/intrinsic+angular+momentum\/\" rel=\"tag\" class=\"\">intrinsic angular momentum<\/a>, the so-called spin, which means that they can align themselves along a <a href=\"https:\/\/phys.org\/tags\/magnetic+field\/\" rel=\"tag\" class=\"\">magnetic field<\/a>, much like a compass needle. In addition to the electric charge of electrons, which determines their behavior in electronic circuits, their spin is increasingly used for storing and processing data.<\/p>\n<p>Already, one can buy MRAM memory elements (magnetic random access memories), in which information is stored in very small but still classical magnets\u2014that is, containing very many <a href=\"https:\/\/phys.org\/tags\/electron+spins\/\" rel=\"tag\" class=\"\">electron spins<\/a>. The MRAMs are based on currents of electrons with spins aligned in parallel that can change the magnetization at a particular point in a material.<\/p>\n<p>Pietro Gambardella and his collaborators at ETH Zurich now show that such spin-polarized currents can also be used to control the quantum states of single electron spins. Their results, which have just been <a href=\"https:\/\/www.science.org\/doi\/10.1126\/science.adh4753\" target=\"_blank\">published<\/a> in the journal <i>Science<\/i>, could be used in different technologies in the future, for instance in the control of quantum states of quantum bits (qubits).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Spin-orbit torque effects involve the transfer of angular momentum between a spin current and a magnetic layer mediated by the exchange interaction between conduction and localized electron. Measuring these effects in magnetic materials continues to be a very active area of interest in spintronics\u2026 Electrons have an intrinsic angular momentum, the so-called spin, which means [\u2026]<\/p>\n","protected":false},"author":709,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48,1617],"tags":[],"class_list":["post-191516","post","type-post","status-publish","format-standard","hentry","category-particle-physics","category-quantum-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/191516","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/709"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=191516"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/191516\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=191516"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=191516"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=191516"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}