{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,2]],"date-time":"2025-11-02T10:20:18Z","timestamp":1762078818319,"version":"3.41.2"},"reference-count":9,"publisher":"AIP Publishing","issue":"8","content-domain":{"domain":["pubs.aip.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2006,4,15]]},"abstract":"<jats:p>Two sets of low resistance MgO junctions were patterned into junctions with areas from 1 to 24\u03bcm2. By properly choosing the operating conditions the background noise can be placed at the level of equivalent fields of \u223c10\u221211 and \u223c10\u221212T\u2215Hz0.5 calculated for 30 Oe linear range junctions of types 1 (150\u03a9\u03bcm2, tunnel magnetoresistance (TMR)=150%) and 2 (30\u03a9\u03bcm2, TMR=100%), respectively. Such room temperature sensitivities can only be achieved at frequencies where the 1\u2215f noise contribution is negligible. From the 1\u2215f noise Hooge constant (\u03b1H=2.66\u00d710\u22129\u03bcm2 at R\u00d7A\u223c150\u03a9\u03bcm2 and \u03b1H=1.24\u00d710\u22129\u03bcm2 at R\u00d7A\u223c30\u03a9\u03bcm2) the 1\u2215f noise corner in the optimum biasing conditions is predicted to be located between 10 and 70 MHz, depending on junction area and resistance.<\/jats:p>","DOI":"10.1063\/1.2173636","type":"journal-article","created":{"date-parts":[[2006,6,12]],"date-time":"2006-06-12T16:13:20Z","timestamp":1150128800000},"update-policy":"https:\/\/doi.org\/10.1063\/aip-crossmark-policy-page","source":"Crossref","is-referenced-by-count":33,"title":["Tuning of MgO barrier magnetic tunnel junction bias current for picotesla magnetic field detection"],"prefix":"10.1063","volume":"99","author":[{"given":"R.","family":"Ferreira","sequence":"first","affiliation":[{"name":"Instituto de Engenharia de Sistemas e Computadores-Microsistemas e Nanotecnologias (INESC-MN) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"},{"name":"Instituto Superior T\u00e9cnico (IST) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"}]},{"given":"P.","family":"Wisniowski","sequence":"additional","affiliation":[{"name":"Instituto de Engenharia de Sistemas e Computadores-Microsistemas e Nanotecnologias (INESC-MN) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"},{"name":"Instituto Superior T\u00e9cnico (IST) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"}]},{"given":"P. P.","family":"Freitas","sequence":"additional","affiliation":[{"name":"Instituto de Engenharia de Sistemas e Computadores-Microsistemas e Nanotecnologias (INESC-MN) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"},{"name":"Instituto Superior T\u00e9cnico (IST) , Rua Alves Redol, 9-1 1000-029 Lisboa Portugal and , 1000-029 Lisboa, Portugal"}]},{"given":"J.","family":"Langer","sequence":"additional","affiliation":[{"name":"Singulus Technologies AG , Hanauer Landstrasse 103, 63796 Kahl\/Main, Germany"}]},{"given":"B.","family":"Ocker","sequence":"additional","affiliation":[{"name":"Singulus Technologies AG , Hanauer Landstrasse 103, 63796 Kahl\/Main, Germany"}]},{"given":"W.","family":"Maass","sequence":"additional","affiliation":[{"name":"Singulus Technologies AG , Hanauer Landstrasse 103, 63796 Kahl\/Main, Germany"}]}],"member":"317","published-online":{"date-parts":[[2006,4,27]]},"reference":[{"volume-title":"J. Appl. 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Phys."}],"container-title":["Journal of Applied Physics"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pubs.aip.org\/aip\/jap\/article-pdf\/doi\/10.1063\/1.2173636\/14967014\/08k706_1_online.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/pubs.aip.org\/aip\/jap\/article-pdf\/doi\/10.1063\/1.2173636\/14967014\/08k706_1_online.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2023,8,2]],"date-time":"2023-08-02T08:55:37Z","timestamp":1690966537000},"score":1,"resource":{"primary":{"URL":"https:\/\/pubs.aip.org\/jap\/article\/99\/8\/08K706\/937271\/Tuning-of-MgO-barrier-magnetic-tunnel-junction"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2006,4,15]]},"references-count":9,"journal-issue":{"issue":"8","published-print":{"date-parts":[[2006,4,15]]}},"URL":"https:\/\/doi.org\/10.1063\/1.2173636","relation":{},"ISSN":["0021-8979","1089-7550"],"issn-type":[{"type":"print","value":"0021-8979"},{"type":"electronic","value":"1089-7550"}],"subject":[],"published-other":{"date-parts":[[2006,4,15]]},"published":{"date-parts":[[2006,4,15]]},"article-number":"08K706"}}