{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,31]],"date-time":"2026-03-31T14:27:20Z","timestamp":1774967240942,"version":"3.50.1"},"reference-count":77,"publisher":"MDPI AG","issue":"5","license":[{"start":{"date-parts":[[2016,5,11]],"date-time":"2016-05-11T00:00:00Z","timestamp":1462924800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Micromachines"],"abstract":"<jats:p>In this paper, we describe how magnetoresistive sensors can be integrated with microelectromechanical systems (MEMS) devices enabling the mechanical modulation of DC or low frequency external magnetic fields to high frequencies using MEMS structures incorporating magnetic flux guides. In such a hybrid architecture, lower detectivities are expected when compared with those obtained for individual sensors. This particularity results from the change of sensor\u2019s operating point to frequencies above the 1\/f noise knee.<\/jats:p>","DOI":"10.3390\/mi7050088","type":"journal-article","created":{"date-parts":[[2016,5,11]],"date-time":"2016-05-11T05:25:41Z","timestamp":1462944341000},"page":"88","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":39,"title":["Hybrid Integration of Magnetoresistive Sensors with MEMS as a Strategy to Detect Ultra-Low Magnetic Fields"],"prefix":"10.3390","volume":"7","author":[{"given":"Jo\u00e3o","family":"Valadeiro","sequence":"first","affiliation":[{"name":"Instituto de Engenharia de Sistemas de Computadores-Microsystems and Nanotechnology (INESC-MN), Rua Alves Redol, No. 9, Lisboa 1000-029, Portugal"},{"name":"Instituto Superior T\u00e9cnico IST, Physics Department, Universidade de Lisboa, Lisbon 1049-001, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6913-6529","authenticated-orcid":false,"given":"Susana","family":"Cardoso","sequence":"additional","affiliation":[{"name":"Instituto de Engenharia de Sistemas de Computadores-Microsystems and Nanotechnology (INESC-MN), Rua Alves Redol, No. 9, Lisboa 1000-029, Portugal"},{"name":"Instituto Superior T\u00e9cnico IST, Physics Department, Universidade de Lisboa, Lisbon 1049-001, Portugal"}]},{"given":"Rita","family":"Macedo","sequence":"additional","affiliation":[{"name":"Picosense, Inc., 1900 Addison St Ste 200, Berkeley, CA 94704, USA"}]},{"given":"Andre","family":"Guedes","sequence":"additional","affiliation":[{"name":"Picosense, Inc., 1900 Addison St Ste 200, Berkeley, CA 94704, USA"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6358-8951","authenticated-orcid":false,"given":"Jo\u00e3o","family":"Gaspar","sequence":"additional","affiliation":[{"name":"International Iberian Nanotechnology Laboratory (INL), Av. 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