{"id":"https://openalex.org/W2092214874","doi":"https://doi.org/10.1109/afrcon.2013.6757691","title":"A DSP-enhanced AC susceptometer for characterisation of superconductors","display_name":"A DSP-enhanced AC susceptometer for characterisation of superconductors","publication_year":2013,"publication_date":"2013-09-01","ids":{"openalex":"https://openalex.org/W2092214874","doi":"https://doi.org/10.1109/afrcon.2013.6757691","mag":"2092214874"},"language":"en","primary_location":{"id":"doi:10.1109/afrcon.2013.6757691","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2013.6757691","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Africon","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/A5081903389","display_name":"S. Sergio Babet","orcid":null},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]},{"id":"https://openalex.org/I12553626","display_name":"University of Zululand","ror":"https://ror.org/03v8ter60","country_code":"ZA","type":"education","lineage":["https://openalex.org/I12553626"]}],"countries":["ZA"],"is_corresponding":true,"raw_author_name":"S. Sergio Babet","raw_affiliation_strings":["School of Engineering (Electrical, Electronic & Computer), University of Kwa-Zulu Natal, Durban, South Africa","Sch. of Eng. (Electr., Electron. & Comput.), Univ. of Kwa-Zulu Natal, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Engineering (Electrical, Electronic & Computer), University of Kwa-Zulu Natal, Durban, South Africa","institution_ids":["https://openalex.org/I12553626","https://openalex.org/I95023434"]},{"raw_affiliation_string":"Sch. of Eng. (Electr., Electron. & Comput.), Univ. of Kwa-Zulu Natal, Durban, South Africa","institution_ids":["https://openalex.org/I95023434"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5074469953","display_name":"Leigh Jarvis","orcid":"https://orcid.org/0000-0002-5125-7530"},"institutions":[{"id":"https://openalex.org/I95023434","display_name":"University of KwaZulu-Natal","ror":"https://ror.org/04qzfn040","country_code":"ZA","type":"education","lineage":["https://openalex.org/I95023434"]},{"id":"https://openalex.org/I12553626","display_name":"University of Zululand","ror":"https://ror.org/03v8ter60","country_code":"ZA","type":"education","lineage":["https://openalex.org/I12553626"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"A. L Leigh Jarvis","raw_affiliation_strings":["School of Engineering (Electrical, Electronic & Computer), University of Kwa-Zulu Natal, Durban, South Africa","Sch. of Eng. (Electr., Electron. & Comput.), Univ. of Kwa-Zulu Natal, Durban, South Africa"],"affiliations":[{"raw_affiliation_string":"School of Engineering (Electrical, Electronic & Computer), University of Kwa-Zulu Natal, Durban, South Africa","institution_ids":["https://openalex.org/I12553626","https://openalex.org/I95023434"]},{"raw_affiliation_string":"Sch. of Eng. (Electr., Electron. & Comput.), Univ. of Kwa-Zulu Natal, Durban, South Africa","institution_ids":["https://openalex.org/I95023434"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5081903389"],"corresponding_institution_ids":["https://openalex.org/I12553626","https://openalex.org/I95023434"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09815856,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"63","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10037","display_name":"Physics of Superconductivity and Magnetism","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/T10037","display_name":"Physics of Superconductivity and Magnetism","score":1.0,"subfield":{"id":"https://openalex.org/subfields/3104","display_name":"Condensed Matter Physics"},"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/T10382","display_name":"Quantum and electron transport phenomena","score":0.9970999956130981,"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/T12300","display_name":"Advanced Electrical Measurement Techniques","score":0.995199978351593,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/lock-in-amplifier","display_name":"Lock-in amplifier","score":0.9163557291030884},{"id":"https://openalex.org/keywords/voltmeter","display_name":"Voltmeter","score":0.8243809938430786},{"id":"https://openalex.org/keywords/amplifier","display_name":"Amplifier","score":0.7590265870094299},{"id":"https://openalex.org/keywords/digital-signal-processing","display_name":"Digital signal processing","score":0.5519883632659912},{"id":"https://openalex.org/keywords/electrical-engineering","display_name":"Electrical engineering","score":0.5328531861305237},{"id":"https://openalex.org/keywords/emphasis","display_name":"Emphasis (telecommunications)","score":0.5261520743370056},{"id":"https://openalex.org/keywords/electronic-engineering","display_name":"Electronic engineering","score":0.5186954736709595},{"id":"https://openalex.org/keywords/superconductivity","display_name":"Superconductivity","score":0.4906517565250397},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.48756545782089233},{"id":"https://openalex.org/keywords/high-temperature-superconductivity","display_name":"High-temperature superconductivity","score":0.416046679019928},{"id":"https://openalex.org/keywords/temperature-measurement","display_name":"Temperature measurement","score":0.41581547260284424},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4115302264690399},{"id":"https://openalex.org/keywords/signal","display_name":"SIGNAL (programming language)","score":0.4104641079902649},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3967881202697754},{"id":"https://openalex.org/keywords/optoelectronics","display_name":"Optoelectronics","score":0.35981371998786926},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.3470766544342041},{"id":"https://openalex.org/keywords/voltage","display_name":"Voltage","score":0.29076898097991943},{"id":"https://openalex.org/keywords/condensed-matter-physics","display_name":"Condensed matter physics","score":0.24538791179656982},{"id":"https://openalex.org/keywords/engineering","display_name":"Engineering","score":0.2298738956451416},{"id":"https://openalex.org/keywords/cmos","display_name":"CMOS","score":0.15930259227752686}],"concepts":[{"id":"https://openalex.org/C2780259410","wikidata":"https://www.wikidata.org/wiki/Q1752933","display_name":"Lock-in amplifier","level":4,"score":0.9163557291030884},{"id":"https://openalex.org/C165051773","wikidata":"https://www.wikidata.org/wiki/Q179741","display_name":"Voltmeter","level":3,"score":0.8243809938430786},{"id":"https://openalex.org/C194257627","wikidata":"https://www.wikidata.org/wiki/Q211554","display_name":"Amplifier","level":3,"score":0.7590265870094299},{"id":"https://openalex.org/C84462506","wikidata":"https://www.wikidata.org/wiki/Q173142","display_name":"Digital signal processing","level":2,"score":0.5519883632659912},{"id":"https://openalex.org/C119599485","wikidata":"https://www.wikidata.org/wiki/Q43035","display_name":"Electrical engineering","level":1,"score":0.5328531861305237},{"id":"https://openalex.org/C177454536","wikidata":"https://www.wikidata.org/wiki/Q578290","display_name":"Emphasis (telecommunications)","level":2,"score":0.5261520743370056},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.5186954736709595},{"id":"https://openalex.org/C54101563","wikidata":"https://www.wikidata.org/wiki/Q124131","display_name":"Superconductivity","level":2,"score":0.4906517565250397},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.48756545782089233},{"id":"https://openalex.org/C109613756","wikidata":"https://www.wikidata.org/wiki/Q846667","display_name":"High-temperature superconductivity","level":3,"score":0.416046679019928},{"id":"https://openalex.org/C72293138","wikidata":"https://www.wikidata.org/wiki/Q909741","display_name":"Temperature measurement","level":2,"score":0.41581547260284424},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4115302264690399},{"id":"https://openalex.org/C2779843651","wikidata":"https://www.wikidata.org/wiki/Q7390335","display_name":"SIGNAL (programming language)","level":2,"score":0.4104641079902649},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3967881202697754},{"id":"https://openalex.org/C49040817","wikidata":"https://www.wikidata.org/wiki/Q193091","display_name":"Optoelectronics","level":1,"score":0.35981371998786926},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3470766544342041},{"id":"https://openalex.org/C165801399","wikidata":"https://www.wikidata.org/wiki/Q25428","display_name":"Voltage","level":2,"score":0.29076898097991943},{"id":"https://openalex.org/C26873012","wikidata":"https://www.wikidata.org/wiki/Q214781","display_name":"Condensed matter physics","level":1,"score":0.24538791179656982},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.2298738956451416},{"id":"https://openalex.org/C46362747","wikidata":"https://www.wikidata.org/wiki/Q173431","display_name":"CMOS","level":2,"score":0.15930259227752686},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","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.2013.6757691","is_oa":false,"landing_page_url":"https://doi.org/10.1109/afrcon.2013.6757691","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2013 Africon","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Reduced inequalities","id":"https://metadata.un.org/sdg/10","score":0.699999988079071}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":6,"referenced_works":["https://openalex.org/W430131757","https://openalex.org/W1974332658","https://openalex.org/W1974673959","https://openalex.org/W2019305573","https://openalex.org/W2026539486","https://openalex.org/W2158843619"],"related_works":["https://openalex.org/W2055105357","https://openalex.org/W2153819599","https://openalex.org/W2255426644","https://openalex.org/W2072124641","https://openalex.org/W2167093538","https://openalex.org/W2018956713","https://openalex.org/W2081479354","https://openalex.org/W2092214874","https://openalex.org/W2061018382","https://openalex.org/W145234541"],"abstract_inverted_index":{"This":[0],"paper":[1],"explains":[2],"the":[3,16,33,46,49],"design":[4],"and":[5,48,74],"implementation":[6,17],"of":[7,18,60],"a":[8,19,42,53,57],"low-cost":[9],"susceptometer.":[10],"Much":[11],"emphasis":[12],"is":[13],"laid":[14],"on":[15],"software-based":[20],"lock-in":[21,30,38],"amplifier":[22,31,39],"as":[23,41,71],"an":[24,27],"alternative":[25],"for":[26,32],"analogue":[28],"based":[29],"susceptomer's":[34],"signal":[35],"processing.":[36],"The":[37],"acts":[40],"discriminating":[43],"voltmeter":[44],"measuring":[45],"inphase":[47],"out-of-phase":[50],"susceptibilities":[51],"at":[52],"reference":[54],"frequency,":[55],"from":[56],"noisy":[58],"environment,":[59],"high":[61],"temperature":[62,73],"superconducting":[63],"samples.":[64],"From":[65],"susceptibility":[66],"measurements,":[67],"important":[68],"parameters":[69],"such":[70],"critical":[72,75],"current":[76],"were":[77],"determined.":[78]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}