{"id":"https://openalex.org/W2150152424","doi":"https://doi.org/10.1109/afrcon.2015.7332004","title":"A monolithic, low-noise, capacitive readout interface circuit for CMOS-MEMS resonator-based gravimetric chemical gas sensors","display_name":"A monolithic, low-noise, capacitive readout interface circuit for CMOS-MEMS resonator-based gravimetric chemical gas sensors","publication_year":2015,"publication_date":"2015-09-01","ids":{"openalex":"https://openalex.org/W2150152424","doi":"https://doi.org/10.1109/afrcon.2015.7332004","mag":"2150152424"},"language":"en","primary_location":{"id":"doi:10.1109/afrcon.2015.7332004","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2015.7332004","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICON 2015","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/A5086620244","display_name":"N. Y. Sutri","orcid":null},"institutions":[{"id":"https://openalex.org/I4210129636","display_name":"Addis Ababa Science and Technology University","ror":"https://ror.org/02psd9228","country_code":"ET","type":"education","lineage":["https://openalex.org/I4210129636"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"N. Y. Sutri","raw_affiliation_strings":["AAU, Addis Ababa Institute of Technology, Addis, Ababa, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"AAU, Addis Ababa Institute of Technology, Addis, Ababa, Ethiopia","institution_ids":["https://openalex.org/I4210129636"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031357175","display_name":"John Ojur Dennis","orcid":"https://orcid.org/0000-0002-4489-649X"},"institutions":[{"id":"https://openalex.org/I203899302","display_name":"Universiti Teknologi Petronas","ror":"https://ror.org/048g2sh07","country_code":"MY","type":"education","lineage":["https://openalex.org/I203899302"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"J. O. Dennis","raw_affiliation_strings":["Department of Fundamental & Applied Sciences, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Fundamental & Applied Sciences, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia","institution_ids":["https://openalex.org/I203899302"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5065863396","display_name":"Mohd Haris Md Khir","orcid":"https://orcid.org/0000-0002-6083-6462"},"institutions":[{"id":"https://openalex.org/I203899302","display_name":"Universiti Teknologi Petronas","ror":"https://ror.org/048g2sh07","country_code":"MY","type":"education","lineage":["https://openalex.org/I203899302"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"M. H. Md. Khir","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia","institution_ids":["https://openalex.org/I203899302"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084143883","display_name":"Abdelaziz Yousif Ahmed","orcid":"https://orcid.org/0000-0001-5644-5664"},"institutions":[{"id":"https://openalex.org/I203899302","display_name":"Universiti Teknologi Petronas","ror":"https://ror.org/048g2sh07","country_code":"MY","type":"education","lineage":["https://openalex.org/I203899302"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"A. Y. Ahmed","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia","institution_ids":["https://openalex.org/I203899302"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5017661660","display_name":"Muhammad Umer Mian","orcid":"https://orcid.org/0000-0002-5057-8105"},"institutions":[{"id":"https://openalex.org/I203899302","display_name":"Universiti Teknologi Petronas","ror":"https://ror.org/048g2sh07","country_code":"MY","type":"education","lineage":["https://openalex.org/I203899302"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"M. U. Mian","raw_affiliation_strings":["Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Electronic Engineering, Universiti Teknologi PETRONAS, Tronoh, Perak, Malaysia","institution_ids":["https://openalex.org/I203899302"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.0393,"has_fulltext":false,"cited_by_count":5,"citation_normalized_percentile":{"value":0.77810746,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":"8","issue":null,"first_page":"1","last_page":"7"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11449","display_name":"Mechanical and Optical Resonators","score":1.0,"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":1.0,"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":0.9998999834060669,"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/T11160","display_name":"Acoustic Wave Resonator Technologies","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.6853693723678589},{"id":"https://openalex.org/keywords/capacitive-sensing","display_name":"Capacitive sensing","score":0.6259489059448242},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.562517523765564},{"id":"https://openalex.org/keywords/noise","display_name":"Noise (video)","score":0.5525034070014954},{"id":"https://openalex.org/keywords/capacitance","display_name":"Capacitance","score":0.5160079002380371},{"id":"https://openalex.org/keywords/resonator","display_name":"Resonator","score":0.4801442325115204},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.4703412652015686},{"id":"https://openalex.org/keywords/flicker-noise","display_name":"Flicker noise","score":0.45684799551963806},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.414293110370636},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.32077956199645996},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.3002298176288605},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.2650485038757324},{"id":"https://openalex.org/keywords/noise-figure","display_name":"Noise figure","score":0.16987740993499756},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.15532416105270386},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.13775783777236938},{"id":"https://openalex.org/keywords/electrode","display_name":"Electrode","score":0.09504935145378113}],"concepts":[{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.6853693723678589},{"id":"https://openalex.org/C206755178","wikidata":"https://www.wikidata.org/wiki/Q1131271","display_name":"Capacitive sensing","level":2,"score":0.6259489059448242},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.562517523765564},{"id":"https://openalex.org/C99498987","wikidata":"https://www.wikidata.org/wiki/Q2210247","display_name":"Noise (video)","level":3,"score":0.5525034070014954},{"id":"https://openalex.org/C30066665","wikidata":"https://www.wikidata.org/wiki/Q164399","display_name":"Capacitance","level":3,"score":0.5160079002380371},{"id":"https://openalex.org/C97126364","wikidata":"https://www.wikidata.org/wiki/Q349669","display_name":"Resonator","level":2,"score":0.4801442325115204},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.4703412652015686},{"id":"https://openalex.org/C113873419","wikidata":"https://www.wikidata.org/wiki/Q1410810","display_name":"Flicker noise","level":5,"score":0.45684799551963806},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.414293110370636},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.32077956199645996},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.3002298176288605},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.2650485038757324},{"id":"https://openalex.org/C112806910","wikidata":"https://www.wikidata.org/wiki/Q746825","display_name":"Noise figure","level":4,"score":0.16987740993499756},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.15532416105270386},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.13775783777236938},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.09504935145378113},{"id":"https://openalex.org/C115961682","wikidata":"https://www.wikidata.org/wiki/Q860623","display_name":"Image (mathematics)","level":2,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","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}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/afrcon.2015.7332004","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2015.7332004","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AFRICON 2015","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy","score":0.8799999952316284}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":36,"referenced_works":["https://openalex.org/W567312","https://openalex.org/W564810687","https://openalex.org/W1490670090","https://openalex.org/W1511254434","https://openalex.org/W1561101564","https://openalex.org/W1564201208","https://openalex.org/W1566916904","https://openalex.org/W1966832906","https://openalex.org/W1972850635","https://openalex.org/W2013930496","https://openalex.org/W2016913550","https://openalex.org/W2031424373","https://openalex.org/W2034606513","https://openalex.org/W2034892683","https://openalex.org/W2064046507","https://openalex.org/W2100484040","https://openalex.org/W2105982865","https://openalex.org/W2112611349","https://openalex.org/W2118381189","https://openalex.org/W2136101591","https://openalex.org/W2142042065","https://openalex.org/W2147030872","https://openalex.org/W2148004458","https://openalex.org/W2165387740","https://openalex.org/W2167713931","https://openalex.org/W2170745941","https://openalex.org/W2225640789","https://openalex.org/W2604084615","https://openalex.org/W3147616483","https://openalex.org/W3203011645","https://openalex.org/W4301103302","https://openalex.org/W6600029583","https://openalex.org/W6677960330","https://openalex.org/W6689158114","https://openalex.org/W6735908411","https://openalex.org/W7024462800"],"related_works":["https://openalex.org/W2348740411","https://openalex.org/W2051563071","https://openalex.org/W1966596465","https://openalex.org/W2337947459","https://openalex.org/W4386858602","https://openalex.org/W2118205267","https://openalex.org/W2126912594","https://openalex.org/W1988444705","https://openalex.org/W4292622326","https://openalex.org/W1972468229"],"abstract_inverted_index":{"This":[0],"paper":[1],"presents":[2],"a":[3,35,139],"monolithic,":[4],"low-noise":[5],"capacitive":[6],"readout":[7,31],"interface":[8,32],"circuit":[9,33,54,101,115,122,147],"for":[10],"CMOS-MEMS":[11],"resonator":[12],"based":[13,104],"gravimetric":[14],"chemical":[15],"gas":[16],"sensors.":[17],"In":[18],"these":[19],"sensor":[20,42],"devices,":[21],"where":[22],"the":[23,30,40,66,94,120],"sense":[24],"capacitances":[25],"are":[26],"usually":[27],"very":[28],"weak,":[29],"plays":[34],"crucial":[36],"role":[37],"in":[38,47,64,85],"determining":[39],"overall":[41],"performance.":[43],"Noise":[44],"is":[45,62,83,102,148],"observed":[46],"various":[48],"active":[49],"and":[50,92,137],"passive":[51],"devices":[52],"affecting":[53],"performances.":[55],"Particularly":[56],"at":[57],"low":[58,156],"frequencies,":[59],"flicker":[60],"noise":[61,127],"dominant":[63],"degrading":[65],"quality":[67],"of":[68,128,134,142,163],"output":[69,96],"signals.":[70],"A":[71],"dual":[72],"stage,":[73],"open-loop":[74],"continuous":[75],"time":[76],"voltage":[77],"sensing":[78],"with":[79,90,160],"chopper":[80],"stabilization":[81],"technique":[82],"proposed":[84,100,121],"this":[86],"work":[87],"to":[88,150],"cope":[89],"it":[91],"improve":[93],"total":[95,132,140,161],"signal":[97],"SNR.":[98],"The":[99,145],"designed":[103,146],"on":[105],"MIMOS":[106],"0.35":[107],"\u03bcm":[108],"AMS":[109],"3.3V":[110],"CMOS":[111],"technology.":[112],"Cadence":[113],"Spectre":[114],"simulator":[116],"simulation":[117],"results":[118],"show,":[119],"achieves":[123],"an":[124],"input":[125],"inferred":[126],"11.6":[129],"n":[130],"V/\u221aHz,":[131],"gain":[133],"48.1":[135],"dB":[136],"consumes":[138],"power":[141],"3.385":[143],"mW.":[144],"able":[149],"detect":[151],"minute":[152],"capacitance":[153],"changes":[154],"as":[155,157],"0.0365":[158],"aF":[159],"sensitivity":[162],"67.95":[164],"\u03bcV/aF.":[165]},"counts_by_year":[{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}