{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,6]],"date-time":"2025-10-06T19:26:09Z","timestamp":1759778769284,"version":"3.41.2"},"reference-count":16,"publisher":"AIP Publishing","issue":"25","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2008,12,22]]},"abstract":"<jats:p>Ferromagnetism above room temperature has been observed in Mn\/Si3N4 multilayered films for the first time. Characterization of the structural and electronic properties was performed to study the ferromagnetic behavior of this system. X-ray absorption spectroscopy at the Mn\u2009K and L edges, as well as x-ray magnetic circular dichroism, evidences the presence of divalent Mn in the films. X-ray absorption near edge structure measurements, which are compared to calculations, confirms the presence of a slightly distorted Mn3N2 phase that is proposed to be the origin of the ferromagnetism in this system.<\/jats:p>","DOI":"10.1063\/1.3050534","type":"journal-article","created":{"date-parts":[[2008,12,24]],"date-time":"2008-12-24T23:38:18Z","timestamp":1230161898000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":12,"title":["X-ray absorption and magnetic circular dichroism characterization of a novel ferromagnetic MnNx phase in Mn\/Si3N4 multilayers"],"prefix":"10.1063","volume":"93","author":[{"given":"E.","family":"C\u00e9spedes","sequence":"first","affiliation":[{"name":"CSIC 1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"},{"name":"1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"}]},{"given":"Y.","family":"Huttel","sequence":"additional","affiliation":[{"name":"CSIC 1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"},{"name":"1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"}]},{"given":"L.","family":"Mart\u00ednez","sequence":"additional","affiliation":[{"name":"CSIC 1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"},{"name":"1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"}]},{"given":"A.","family":"de Andr\u00e9s","sequence":"additional","affiliation":[{"name":"CSIC 1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"},{"name":"1 Instituto de Ciencia de Materiales de Madrid, , Cantoblanco, 28049 Madrid, Spain"}]},{"given":"J.","family":"Chaboy","sequence":"additional","affiliation":[{"name":"Universidad de Zaragoza 2 Departamento de F\u00edsica de la Materia Condensada, Instituto de Ciencia de Materiales de Arag\u00f3n, CSIC, , 50009 Zaragoza, Spain"}]},{"given":"M.","family":"Vila","sequence":"additional","affiliation":[{"name":"University of Aveiro 3 Department of Ceramics and Glass Engineering, , 3810-193 Aveiro, Portugal"}]},{"given":"N. 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