{"id":"https://openalex.org/W4406946585","doi":"https://doi.org/10.26599/ijcs.2023.9100022","title":"Improving Energy Harvesting System from Ambient RF Sources in Social Systems with Overcrowding","display_name":"Improving Energy Harvesting System from Ambient RF Sources in Social Systems with Overcrowding","publication_year":2025,"publication_date":"2025-01-01","ids":{"openalex":"https://openalex.org/W4406946585","doi":"https://doi.org/10.26599/ijcs.2023.9100022"},"language":"en","primary_location":{"id":"doi:10.26599/ijcs.2023.9100022","is_oa":true,"landing_page_url":"https://doi.org/10.26599/ijcs.2023.9100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210199319","display_name":"International Journal of Crowd Science","issn_l":"2398-7294","issn":["2398-7294"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Crowd Science","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"diamond","oa_url":"https://doi.org/10.26599/ijcs.2023.9100022","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5076640133","display_name":"Ramy Said Agieb","orcid":"https://orcid.org/0000-0002-3113-017X"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ramy Agieb","raw_affiliation_strings":["MTI University,Faculty of Engineering,Department of Electrical Engineering,Cairo,Egypt,11511"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MTI University,Faculty of Engineering,Department of Electrical Engineering,Cairo,Egypt,11511","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024834922","display_name":"Ayman Amer","orcid":"https://orcid.org/0000-0002-7693-5617"},"institutions":[{"id":"https://openalex.org/I153687341","display_name":"Zarqa University","ror":"https://ror.org/01wf1es90","country_code":"JO","type":"education","lineage":["https://openalex.org/I153687341"]}],"countries":["JO"],"is_corresponding":false,"raw_author_name":"Ayman Amer","raw_affiliation_strings":["Zarqa University,Faculty of Engineering,Zarqa,Jordan,13110"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zarqa University,Faculty of Engineering,Zarqa,Jordan,13110","institution_ids":["https://openalex.org/I153687341"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023602202","display_name":"Ibrahim Mansour","orcid":"https://orcid.org/0000-0003-3657-202X"},"institutions":[{"id":"https://openalex.org/I153687341","display_name":"Zarqa University","ror":"https://ror.org/01wf1es90","country_code":"JO","type":"education","lineage":["https://openalex.org/I153687341"]}],"countries":["JO"],"is_corresponding":false,"raw_author_name":"Ibrahim Mansour","raw_affiliation_strings":["Zarqa University,Faculty of Engineering,Zarqa,Jordan,13110"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zarqa University,Faculty of Engineering,Zarqa,Jordan,13110","institution_ids":["https://openalex.org/I153687341"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5044479333","display_name":"Ahmed Solyman","orcid":"https://orcid.org/0000-0003-2842-3104"},"institutions":[{"id":"https://openalex.org/I195939026","display_name":"Glasgow Caledonian University","ror":"https://ror.org/03dvm1235","country_code":"GB","type":"education","lineage":["https://openalex.org/I195939026"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Ahmed Solyman","raw_affiliation_strings":["School of Computing, Engineering and Built Environment, Glasgow Caledonian University,Glasgow,UK,G4 OBA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computing, Engineering and Built Environment, Glasgow Caledonian University,Glasgow,UK,G4 OBA","institution_ids":["https://openalex.org/I195939026"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052642804","display_name":"Khalid Yahya","orcid":"https://orcid.org/0000-0002-0792-7031"},"institutions":[{"id":"https://openalex.org/I4210091267","display_name":"\u0130stanbul Geli\u015fim \u00dcniversitesi","ror":"https://ror.org/0188hvh39","country_code":"TR","type":"education","lineage":["https://openalex.org/I4210091267"]}],"countries":["TR"],"is_corresponding":false,"raw_author_name":"Khalid Yahya","raw_affiliation_strings":["Istanbul Gelisim University,Faculty of Engineering and Architecture,Department of Electrical and Electronics Engineering,Istanbul,Türkiye,34310"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Istanbul Gelisim University,Faculty of Engineering and Architecture,Department of Electrical and Electronics Engineering,Istanbul,Türkiye,34310","institution_ids":["https://openalex.org/I4210091267"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108956942","display_name":"A. Samir","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ahmed Samir","raw_affiliation_strings":["MTI University,Faculty of Engineering,Department of Electrical Engineering,Cairo,Egypt,11511"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"MTI University,Faculty of Engineering,Department of Electrical Engineering,Cairo,Egypt,11511","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":3,"institutions_distinct_count":6,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":2.676,"has_fulltext":true,"cited_by_count":7,"citation_normalized_percentile":{"value":0.890917,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":94,"max":99},"biblio":{"volume":"9","issue":"1","first_page":"13","last_page":"28"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9965000152587891,"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"}},"topics":[{"id":"https://openalex.org/T11392","display_name":"Energy Harvesting in Wireless Networks","score":0.9965000152587891,"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/T10148","display_name":"Advanced MIMO Systems Optimization","score":0.944599986076355,"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/T11896","display_name":"Opportunistic and Delay-Tolerant Networks","score":0.9369999766349792,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/overcrowding","display_name":"Overcrowding","score":0.873855471611023},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.44335564970970154},{"id":"https://openalex.org/keywords/energy","display_name":"Energy (signal processing)","score":0.43993204832077026},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.3479403257369995},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.33643367886543274},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.14629510045051575},{"id":"https://openalex.org/keywords/economics","display_name":"Economics","score":0.09917184710502625},{"id":"https://openalex.org/keywords/economic-growth","display_name":"Economic growth","score":0.06770661473274231}],"concepts":[{"id":"https://openalex.org/C2778872837","wikidata":"https://www.wikidata.org/wiki/Q7113614","display_name":"Overcrowding","level":2,"score":0.873855471611023},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.44335564970970154},{"id":"https://openalex.org/C186370098","wikidata":"https://www.wikidata.org/wiki/Q442787","display_name":"Energy (signal processing)","level":2,"score":0.43993204832077026},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3479403257369995},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.33643367886543274},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.14629510045051575},{"id":"https://openalex.org/C162324750","wikidata":"https://www.wikidata.org/wiki/Q8134","display_name":"Economics","level":0,"score":0.09917184710502625},{"id":"https://openalex.org/C50522688","wikidata":"https://www.wikidata.org/wiki/Q189833","display_name":"Economic growth","level":1,"score":0.06770661473274231},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.26599/ijcs.2023.9100022","is_oa":true,"landing_page_url":"https://doi.org/10.26599/ijcs.2023.9100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210199319","display_name":"International Journal of Crowd Science","issn_l":"2398-7294","issn":["2398-7294"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Crowd Science","raw_type":"journal-article"},{"id":"pmh:oai:researchonline.gcu.ac.uk:publications/0e1d5888-1937-402b-8087-ca7170265650","is_oa":true,"landing_page_url":"https://researchonline.gcu.ac.uk/en/publications/0e1d5888-1937-402b-8087-ca7170265650","pdf_url":"https://researchonline.gcu.ac.uk/ws/files/99571264/99531937.pdf","source":{"id":"https://openalex.org/S7407055385","display_name":"ResearchOnline","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Agieb, R, Amer, A, Mansour, I, Solyman, A, Yahya, K & Samir, A 2025, 'Improving energy harvesting system from ambient RF sources in social systems with overcrowding', International Journal of Crowd Science, vol. 9, no. 1, pp. 13-28. https://doi.org/10.26599/IJCS.2023.9100022","raw_type":"info:eu-repo/semantics/publishedVersion"},{"id":"pmh:oai:doaj.org/article:df1a312146cd43b3be9444341926e8c1","is_oa":true,"landing_page_url":"https://doaj.org/article/df1a312146cd43b3be9444341926e8c1","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"International Journal of Crowd Science, Vol 9, Iss 1, Pp 13-28 (2025)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.26599/ijcs.2023.9100022","is_oa":true,"landing_page_url":"https://doi.org/10.26599/ijcs.2023.9100022","pdf_url":null,"source":{"id":"https://openalex.org/S4210199319","display_name":"International Journal of Crowd Science","issn_l":"2398-7294","issn":["2398-7294"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310319811","host_organization_name":"Emerald Publishing Limited","host_organization_lineage":["https://openalex.org/P4310319811"],"host_organization_lineage_names":["Emerald Publishing Limited"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"International Journal of Crowd Science","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.8500000238418579,"id":"https://metadata.un.org/sdg/7","display_name":"Affordable and clean energy"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":33,"referenced_works":["https://openalex.org/W640397625","https://openalex.org/W1507731204","https://openalex.org/W1978788380","https://openalex.org/W1994817997","https://openalex.org/W1998647644","https://openalex.org/W2000060359","https://openalex.org/W2000247701","https://openalex.org/W2023543377","https://openalex.org/W2040825792","https://openalex.org/W2052102589","https://openalex.org/W2053824285","https://openalex.org/W2103628226","https://openalex.org/W2108601862","https://openalex.org/W2113425337","https://openalex.org/W2120345201","https://openalex.org/W2123843059","https://openalex.org/W2135198560","https://openalex.org/W2149336593","https://openalex.org/W2150540376","https://openalex.org/W2151573821","https://openalex.org/W2164899012","https://openalex.org/W2170912069","https://openalex.org/W2725946493","https://openalex.org/W2883760536","https://openalex.org/W3012189644","https://openalex.org/W3036519128","https://openalex.org/W3042828466","https://openalex.org/W4254394889","https://openalex.org/W4255955830","https://openalex.org/W4285240104","https://openalex.org/W6637618429","https://openalex.org/W6834316775","https://openalex.org/W7033491082"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W4321054264","https://openalex.org/W2416482338","https://openalex.org/W64066771","https://openalex.org/W4399672917","https://openalex.org/W2612079702","https://openalex.org/W1538085484","https://openalex.org/W4285209920"],"abstract_inverted_index":{"This":[0,86],"paper":[1],"presents":[2],"a":[3,97,155,157,165,171,261],"novel":[4],"approach":[5,272],"to":[6,49,65,106,135,213,274],"enhance":[7],"energy":[8,36,48,83,101,108,120,137,248,278],"harvesting":[9,84,102,109,121,249,279],"systems":[10,110],"from":[11,251],"ambient":[12,100,133,252],"Radio":[13],"Frequency":[14],"(RF)":[15],"sources":[16,254],"in":[17,71,81,111,125,138,245,255,268,289],"overcrowded":[18],"environments.":[19,114,258,294],"In":[20],"environments":[21],"like":[22],"shopping":[23],"malls,":[24],"coffee":[25],"shops,":[26],"and":[27,44,170,181,192,194,236,281,291],"airports,":[28],"where":[29],"wireless":[30,93],"devices":[31,40,70,124,267],"are":[32,196,209],"prevalent,":[33],"the":[34,57,66,74,116,132,139,145,184,204,214,218,247,275,283],"electromagnetic":[35],"emitted":[37],"by":[38],"these":[39],"can":[41,77],"be":[42,78],"harvested":[43],"converted":[45],"into":[46],"electrical":[47],"power":[50,94,201,222,263],"small":[51],"devices,":[52],"specifically":[53,104],"those":[54],"associated":[55],"with":[56,162],"Social":[58],"Internet":[59],"of":[60,69,119,144,233,277,286],"Things":[61],"(SIoT).":[62],"However,":[63],"due":[64],"high":[67],"density":[68],"such":[72,269],"environments,":[73,127],"RF":[75,253],"signals":[76],"weak,":[79],"resulting":[80],"low":[82],"efficiency.":[85],"study":[87],"focuses":[88],"on":[89],"developing":[90],"technologies":[91,288],"for":[92,122,265],"transfer":[95],"through":[96],"radio":[98,141],"frequency":[99,142,219],"scheme,":[103],"designing":[105],"improve":[107],"crowded":[112,256],"social":[113,257],"Recognizing":[115],"growing":[117],"importance":[118],"low-power":[123],"intelligent":[126,290],"our":[128,271],"proposed":[129,240],"method":[130,241],"utilizes":[131],"environment":[134],"capture":[136],"downlink":[140],"range":[143],"GSM-900":[146],"band.":[147],"The":[148,175,239],"system":[149],"architecture":[150],"comprises":[151],"four":[152],"main":[153],"stages:":[154],"supercapacitor,":[156],"Villard":[158],"voltage":[159,176,224],"doubler":[160,177,225],"circuit":[161,178,226],"seven":[163],"stages,":[164,235],"lumped":[166],"element":[167],"matching":[168],"network,":[169],"microstrip":[172],"patch":[173],"antenna.":[174],"is":[179],"designed":[180],"simulated":[182],"using":[183],"Agilent":[185],"Advanced":[186],"Design":[187],"System":[188],"(ADS)":[189],"2014":[190],"environment,":[191],"simulations":[193],"tests":[195],"conducted":[197],"across":[198],"different":[199],"input":[200,221],"levels.":[202],"Throughout":[203],"study,":[205],"several":[206],"key":[207],"factors":[208],"identified":[210],"as":[211],"crucial":[212],"system's":[215],"efficiency,":[216],"including":[217],"band,":[220],"level,":[223],"design,":[227],"impedance":[228],"matching,":[229],"diode":[230],"selection,":[231],"number":[232],"rectification":[234],"load":[237],"resistance.":[238],"demonstrates":[242],"significant":[243],"potential":[244],"enhancing":[246],"efficiency":[250],"By":[259],"providing":[260],"sustainable":[262],"source":[264],"SIoT":[266],"settings,":[270],"contributes":[273],"advancement":[276],"capabilities":[280],"supports":[282],"practical":[284],"implementation":[285],"energy-efficient":[287],"socially":[292],"interconnected":[293]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":3},{"year":2024,"cited_by_count":2}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}