Journal article Open Access
Legrand William; Cros Vincent
<?xml version='1.0' encoding='UTF-8'?> <record xmlns="http://www.loc.gov/MARC21/slim"> <leader>00000nam##2200000uu#4500</leader> <datafield tag="653" ind1=" " ind2=" "> <subfield code="a">skyrmions; topological textures; spintronics</subfield> </datafield> <controlfield tag="005">20200616221821.0</controlfield> <controlfield tag="001">3896370</controlfield> <datafield tag="700" ind1=" " ind2=" "> <subfield code="u">Unité Mixte de Physique, CNRS/Thales, Université Paris-Saclay</subfield> <subfield code="a">Cros Vincent</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="s">1474459</subfield> <subfield code="z">md5:88b02804e04ae348b0851ddd61c5754d</subfield> <subfield code="u">https://zenodo.org/record/3896370/files/SAFSk.pdf</subfield> </datafield> <datafield tag="856" ind1="4" ind2=" "> <subfield code="s">3057659</subfield> <subfield code="z">md5:4d10cdcf40e10b70cd26f18286b3718e</subfield> <subfield code="u">https://zenodo.org/record/3896370/files/SAFSk_SI.pdf</subfield> </datafield> <datafield tag="542" ind1=" " ind2=" "> <subfield code="l">open</subfield> </datafield> <datafield tag="260" ind1=" " ind2=" "> <subfield code="c">2020-06-16</subfield> </datafield> <datafield tag="909" ind1="C" ind2="O"> <subfield code="p">openaire</subfield> <subfield code="o">oai:zenodo.org:3896370</subfield> </datafield> <datafield tag="100" ind1=" " ind2=" "> <subfield code="u">Unité Mixte de Physique, CNRS/Thales, Université Paris-Saclay</subfield> <subfield code="a">Legrand William</subfield> </datafield> <datafield tag="245" ind1=" " ind2=" "> <subfield code="a">Room-temperature stabilization of antiferromagnetic skyrmions in synthetic antiferromagnets</subfield> </datafield> <datafield tag="536" ind1=" " ind2=" "> <subfield code="c">824123</subfield> <subfield code="a">Skyrmion-Topological insulator and Weyl semimetal technology</subfield> </datafield> <datafield tag="536" ind1=" " ind2=" "> <subfield code="c">665095</subfield> <subfield code="a">Magnetic Skyrmions for Future Nanospintronic Devices</subfield> </datafield> <datafield tag="540" ind1=" " ind2=" "> <subfield code="u">https://creativecommons.org/licenses/by/4.0/legalcode</subfield> <subfield code="a">Creative Commons Attribution 4.0 International</subfield> </datafield> <datafield tag="650" ind1="1" ind2="7"> <subfield code="a">cc-by</subfield> <subfield code="2">opendefinition.org</subfield> </datafield> <datafield tag="520" ind1=" " ind2=" "> <subfield code="a"><p>Room-temperature skyrmions in ferromagnetic films and multilayers show promise for encoding information bits in new computing technologies. Despite recent progress, ferromagnetic order generates dipolar<br> fields that prevent ultrasmall skyrmion sizes, and allows a transverse deflection of moving skyrmions that<br> hinders their efficient manipulation. Antiferromagnetic skyrmions shall lift these limitations. Here we<br> demonstrate that room-temperature antiferromagnetic skyrmions can be stabilized in synthetic antiferromagnets (SAFs), in which perpendicular magnetic anisotropy (PMA), antiferromagnetic coupling and chiral<br> order can be adjusted concurrently. Utilizing interlayer electronic coupling to an adjacent bias layer (BL),<br> we demonstrate that spin-spiral states obtained in a SAF with vanishing PMA can be turned into isolated antiferromagnetic skyrmions. We also provide model-based estimates of skyrmion size and stability,<br> showing that room-temperature antiferromagnetic skyrmions below 10 nm in radius can be anticipated in<br> further optimized SAFs. Antiferromagnetic skyrmions in SAFs may thus solve major issues associated with<br> ferromagnetic skyrmions for low-power spintronic devices.<br> &nbsp;</p></subfield> </datafield> <datafield tag="773" ind1=" " ind2=" "> <subfield code="n">doi</subfield> <subfield code="i">isSupplementedBy</subfield> <subfield code="a">10.1038/s41563-019-0468-3</subfield> </datafield> <datafield tag="024" ind1=" " ind2=" "> <subfield code="a">10.1038/s41563-019-0468-3</subfield> <subfield code="2">doi</subfield> </datafield> <datafield tag="980" ind1=" " ind2=" "> <subfield code="a">publication</subfield> <subfield code="b">article</subfield> </datafield> </record>
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