{"id":"https://openalex.org/W2921058975","doi":"https://doi.org/10.1109/isscc.2019.8662440","title":"11.4 A Fast-Readout Mismatch-Insensitive Magnetoresistive Biosensor Front-End Achieving Sub-ppm Sensitivity","display_name":"11.4 A Fast-Readout Mismatch-Insensitive Magnetoresistive Biosensor Front-End Achieving Sub-ppm Sensitivity","publication_year":2019,"publication_date":"2019-02-01","ids":{"openalex":"https://openalex.org/W2921058975","doi":"https://doi.org/10.1109/isscc.2019.8662440","mag":"2921058975"},"language":"en","primary_location":{"id":"doi:10.1109/isscc.2019.8662440","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2019.8662440","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE International Solid- State Circuits Conference - (ISSCC)","raw_type":"proceedings-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5047471955","display_name":"Xiahan Zhou","orcid":"https://orcid.org/0000-0002-8439-1891"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Xiahan Zhou","raw_affiliation_strings":["University of California, San Diego, La Jolla CA"],"affiliations":[{"raw_affiliation_string":"University of California, San Diego, La Jolla CA","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004931278","display_name":"Michael Sveiven","orcid":null},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Michael Sveiven","raw_affiliation_strings":["University of California, San Diego, La Jolla CA"],"affiliations":[{"raw_affiliation_string":"University of California, San Diego, La Jolla CA","institution_ids":["https://openalex.org/I36258959"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5040823901","display_name":"Drew A. Hall","orcid":"https://orcid.org/0000-0003-0674-074X"},"institutions":[{"id":"https://openalex.org/I36258959","display_name":"University of California, San Diego","ror":"https://ror.org/0168r3w48","country_code":"US","type":"education","lineage":["https://openalex.org/I36258959"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Drew A. Hall","raw_affiliation_strings":["University of California, San Diego, La Jolla CA"],"affiliations":[{"raw_affiliation_string":"University of California, San Diego, La Jolla CA","institution_ids":["https://openalex.org/I36258959"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5047471955"],"corresponding_institution_ids":["https://openalex.org/I36258959"],"apc_list":null,"apc_paid":null,"fwci":0.9083,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.75002425,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":99},"biblio":{"volume":null,"issue":null,"first_page":"196","last_page":"198"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11449","display_name":"Mechanical and Optical Resonators","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11449","display_name":"Mechanical and Optical Resonators","score":0.9994000196456909,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10369","display_name":"Advanced MEMS and NEMS Technologies","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11472","display_name":"Analytical Chemistry and Sensors","score":0.9980999827384949,"subfield":{"id":"https://openalex.org/subfields/1502","display_name":"Bioengineering"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/biosensor","display_name":"Biosensor","score":0.8471832275390625},{"id":"https://openalex.org/keywords/magnetoresistance","display_name":"Magnetoresistance","score":0.7828699350357056},{"id":"https://openalex.org/keywords/magnetic-field","display_name":"Magnetic field","score":0.7242981791496277},{"id":"https://openalex.org/keywords/magnetic-nanoparticles","display_name":"Magnetic nanoparticles","score":0.6420853734016418},{"id":"https://openalex.org/keywords/superparamagnetism","display_name":"Superparamagnetism","score":0.620570182800293},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.560834527015686},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.5528330206871033},{"id":"https://openalex.org/keywords/magnetometer","display_name":"Magnetometer","score":0.46426036953926086},{"id":"https://openalex.org/keywords/magnetic-bead","display_name":"Magnetic bead","score":0.4502326250076294},{"id":"https://openalex.org/keywords/dynamic-range","display_name":"Dynamic range","score":0.4425565004348755},{"id":"https://openalex.org/keywords/instrumentation","display_name":"Instrumentation (computer programming)","score":0.4315500259399414},{"id":"https://openalex.org/keywords/immunoassay","display_name":"Immunoassay","score":0.4299776554107666},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.4040125012397766},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.37719717621803284},{"id":"https://openalex.org/keywords/nuclear-magnetic-resonance","display_name":"Nuclear magnetic resonance","score":0.356631338596344},{"id":"https://openalex.org/keywords/analytical-chemistry","display_name":"Analytical Chemistry (journal)","score":0.3263624310493469},{"id":"https://openalex.org/keywords/nanoparticle","display_name":"Nanoparticle","score":0.30213046073913574},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.2788441777229309},{"id":"https://openalex.org/keywords/magnetization","display_name":"Magnetization","score":0.21531611680984497},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.17298510670661926},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.17085710167884827},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.1662449836730957},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.11785027384757996},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.11773693561553955}],"concepts":[{"id":"https://openalex.org/C160756335","wikidata":"https://www.wikidata.org/wiki/Q669391","display_name":"Biosensor","level":2,"score":0.8471832275390625},{"id":"https://openalex.org/C117958382","wikidata":"https://www.wikidata.org/wiki/Q58347","display_name":"Magnetoresistance","level":3,"score":0.7828699350357056},{"id":"https://openalex.org/C115260700","wikidata":"https://www.wikidata.org/wiki/Q11408","display_name":"Magnetic field","level":2,"score":0.7242981791496277},{"id":"https://openalex.org/C87023908","wikidata":"https://www.wikidata.org/wiki/Q3870166","display_name":"Magnetic nanoparticles","level":3,"score":0.6420853734016418},{"id":"https://openalex.org/C23792430","wikidata":"https://www.wikidata.org/wiki/Q1122780","display_name":"Superparamagnetism","level":4,"score":0.620570182800293},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.560834527015686},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5528330206871033},{"id":"https://openalex.org/C153946474","wikidata":"https://www.wikidata.org/wiki/Q333921","display_name":"Magnetometer","level":3,"score":0.46426036953926086},{"id":"https://openalex.org/C2993110782","wikidata":"https://www.wikidata.org/wiki/Q3870166","display_name":"Magnetic bead","level":2,"score":0.4502326250076294},{"id":"https://openalex.org/C87133666","wikidata":"https://www.wikidata.org/wiki/Q1161699","display_name":"Dynamic range","level":2,"score":0.4425565004348755},{"id":"https://openalex.org/C118530786","wikidata":"https://www.wikidata.org/wiki/Q1134732","display_name":"Instrumentation (computer programming)","level":2,"score":0.4315500259399414},{"id":"https://openalex.org/C2780420688","wikidata":"https://www.wikidata.org/wiki/Q759183","display_name":"Immunoassay","level":3,"score":0.4299776554107666},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.4040125012397766},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.37719717621803284},{"id":"https://openalex.org/C46141821","wikidata":"https://www.wikidata.org/wiki/Q209402","display_name":"Nuclear magnetic resonance","level":1,"score":0.356631338596344},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.3263624310493469},{"id":"https://openalex.org/C155672457","wikidata":"https://www.wikidata.org/wiki/Q61231","display_name":"Nanoparticle","level":2,"score":0.30213046073913574},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2788441777229309},{"id":"https://openalex.org/C32546565","wikidata":"https://www.wikidata.org/wiki/Q856711","display_name":"Magnetization","level":3,"score":0.21531611680984497},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.17298510670661926},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.17085710167884827},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.1662449836730957},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.11785027384757996},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.11773693561553955},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C159654299","wikidata":"https://www.wikidata.org/wiki/Q79460","display_name":"Antibody","level":2,"score":0.0},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.0},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/isscc.2019.8662440","is_oa":false,"landing_page_url":"https://doi.org/10.1109/isscc.2019.8662440","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2019 IEEE International Solid- State Circuits Conference - (ISSCC)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320308258","display_name":"Qualcomm","ror":"https://ror.org/002zrf773"},{"id":"https://openalex.org/F4320337392","display_name":"Division of Electrical, Communications and Cyber Systems","ror":"https://ror.org/01krpsy48"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W2095430568","https://openalex.org/W2107592776","https://openalex.org/W2115918673","https://openalex.org/W2151716191","https://openalex.org/W2754586052","https://openalex.org/W6676235977","https://openalex.org/W6682500896"],"related_works":["https://openalex.org/W2620805409","https://openalex.org/W3027175390","https://openalex.org/W3100768794","https://openalex.org/W2999482406","https://openalex.org/W2051811441","https://openalex.org/W3002992256","https://openalex.org/W2041037131","https://openalex.org/W1515627347","https://openalex.org/W2293649730","https://openalex.org/W2145127675","https://openalex.org/W1992826009","https://openalex.org/W1980651524","https://openalex.org/W2134742968","https://openalex.org/W2835078391","https://openalex.org/W2923663200","https://openalex.org/W2403916141","https://openalex.org/W242055924","https://openalex.org/W2024168627","https://openalex.org/W3023233648","https://openalex.org/W2565273737"],"abstract_inverted_index":{"Magnetic":[0,21],"biosensors":[1],"have":[2],"drawn":[3],"significant":[4],"research":[5],"interest":[6],"as":[7,128],"a":[8,29,40,48,95,109,129,164,179],"means":[9],"to":[10,59,83,144],"replace":[11],"large":[12,165],"optical":[13],"instrumentation":[14],"commonly":[15],"found":[16],"in":[17,126,133,163],"centralized":[18],"diagnostic":[19],"laboratories.":[20],"biosensing":[22],"is":[23,51,90,141,151],"attractive":[24],"since":[25],"biological":[26],"samples":[27],"lack":[28],"magnetic":[30,41,49,72,96,116],"background":[31],"thus":[32,79],"enabling":[33],"high":[34,181],"sensitivity":[35],"measurements.":[36],"Figure":[37],"11.4.1":[38],"shows":[39],"immunoassay":[42],"where:":[43],"1)":[44],"the":[45,60,67,81,84,88,105,114,145,154],"surface":[46],"of":[47,64,147],"sensor":[50,89,122],"coated":[52],"with":[53],"capture":[54],"molecules":[55],"(e.g.,":[56,62],"antibodies)":[57],"specific":[58],"biomarker":[61],"antigen)":[63],"interest,":[65],"2)":[66],"sample,":[68],"detection":[69,188],"molecules,":[70],"and":[71,77,86],"nanoparticles":[73],"(MNPs)":[74],"are":[75],"added":[76],"self-assemble":[78],"tethering":[80],"MNPs":[82,107],"sensor,":[85],"3)":[87],"read":[91],"out":[92],"by":[93],"applying":[94],"field,":[97],"H":[98],"<sub":[99,136,158,169,173],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[100,137,159,170,174],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">A</sub>":[101],",":[102,139,161],"that":[103,112,140,177],"magnetizes":[104],"superparamagnetic":[106],"producing":[108],"stray":[110],"field":[111,127],"perturbs":[113],"local":[115],"field.":[117],"The":[118],"underlying":[119],"magnetoresistive":[120],"(MR)":[121],"detects":[123],"this":[124],"change":[125,132],"miniscule":[130],"ppm":[131],"resistance,":[134,156],"R":[135,157],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">sig</sub>":[138,175],"directly":[142],"proportional":[143],"number":[146],"MNPs.":[148],"Unfortunately,":[149],"Rsig":[150],"superimposed":[152],"on":[153],"baseline":[155],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">0</sub>":[160,171],"resulting":[162],"baseline-to-signal":[166],"ratio":[167],"(R":[168],"/R":[172],">10,000)":[176],"requires":[178],"very":[180],"dynamic":[182],"range":[183],"(DR>120dB)":[184],"front-end":[185],"for":[186],"quantitative":[187],"[1,2].":[189]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":4},{"year":2019,"cited_by_count":1}],"updated_date":"2026-03-05T09:29:38.588285","created_date":"2025-10-10T00:00:00"}
