{"id":"https://openalex.org/W2080246037","doi":"https://doi.org/10.2166/ws.2011.120","title":"Hydrogenotrophic denitrification in an attached growth reactor under various operating conditions","display_name":"Hydrogenotrophic denitrification in an attached growth reactor under various operating conditions","publication_year":2012,"publication_date":"2012-02-01","ids":{"openalex":"https://openalex.org/W2080246037","doi":"https://doi.org/10.2166/ws.2011.120","mag":"2080246037"},"language":"en","primary_location":{"id":"doi:10.2166/ws.2011.120","doi":"https://doi.org/10.2166/ws.2011.120","is_oa":true,"landing_page_url":"https://doi.org/10.2166/ws.2011.120","pdf_url":"https://iwaponline.com/ws/article-pdf/12/1/72/416758/72.pdf","source":{"id":"https://openalex.org/S124453322","display_name":"Water Science & Technology Water Supply","issn_l":"1606-9749","issn":["1606-9749","1607-0798"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","jufo-1","ki-jl-1","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310320298","host_organization_name":"IWA Publishing","host_organization_lineage":["https://openalex.org/P4310320298"],"host_organization_lineage_names":["IWA Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Water Supply","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"bronze","oa_url":"https://iwaponline.com/ws/article-pdf/12/1/72/416758/72.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5024355084","display_name":"Wilawan Khanitchaidecha","orcid":"https://orcid.org/0000-0001-5358-5493","observed_orcids":["https://orcid.org/0000-0001-5358-5493"]},"institutions":[{"id":"https://openalex.org/I66906201","display_name":"University of Yamanashi","ror":"https://ror.org/059x21724","country_code":"JP","type":"education","lineage":["https://openalex.org/I66906201"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Wilawan Khanitchaidecha","raw_affiliation_strings":["International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan","International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan E-mail: wilawank1@gmail.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan","institution_ids":["https://openalex.org/I66906201"]},{"raw_affiliation_string":"International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan E-mail: wilawank1@gmail.com","institution_ids":["https://openalex.org/I66906201"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5053359259","display_name":"Futaba Kazama","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I66906201","display_name":"University of Yamanashi","ror":"https://ror.org/059x21724","country_code":"JP","type":"education","lineage":["https://openalex.org/I66906201"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Futaba Kazama","raw_affiliation_strings":["International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan","International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan E-mail: wilawank1@gmail.com"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan","institution_ids":["https://openalex.org/I66906201"]},{"raw_affiliation_string":"International Research Center for River Basin Environment, University of Yamanashi, 4-4-37, Takeda, Kofu, Yamanashi 400-8510, Japan E-mail: wilawank1@gmail.com","institution_ids":["https://openalex.org/I66906201"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5024355084"],"corresponding_institution_ids":["https://openalex.org/I66906201"],"apc_list":null,"apc_paid":null,"fwci":1.2691,"has_fulltext":true,"cited_by_count":20,"citation_normalized_percentile":{"value":0.77232213,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":87,"max":97},"biblio":{"volume":"12","issue":"1","first_page":"72","last_page":"81"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10564","display_name":"Wastewater Treatment and Nitrogen Removal","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/2310","display_name":"Pollution"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11311","display_name":"Soil and Water Nutrient Dynamics","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/2304","display_name":"Environmental Chemistry"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11781","display_name":"Wastewater Treatment and Reuse","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/hydrogenotrophic-denitrification","display_name":"hydrogenotrophic denitrification","score":1.0},{"id":"https://openalex.org/keywords/attached-growth-reactor","display_name":"attached growth reactor","score":0.9869999885559082},{"id":"https://openalex.org/keywords/nitrate-removal","display_name":"nitrate removal","score":0.9120000004768372},{"id":"https://openalex.org/keywords/hydraulic-retention-time","display_name":"hydraulic retention time","score":0.7900000214576721},{"id":"https://openalex.org/keywords/hydrogen-flow-rate","display_name":"hydrogen flow rate","score":0.9279999732971191},{"id":"https://openalex.org/keywords/inorganic-carbon","display_name":"inorganic carbon","score":0.9390000104904175},{"id":"https://openalex.org/keywords/groundwater-remediation","display_name":"groundwater remediation","score":0.7269999980926514},{"id":"https://openalex.org/keywords/groundwater-nitrate-pollution","display_name":"groundwater nitrate contamination","score":0.699999988079071},{"id":"https://openalex.org/keywords/dissolved-hydrogen","display_name":"dissolved hydrogen","score":0.4970000088214874},{"id":"https://openalex.org/keywords/heterotrophic-denitrification","display_name":"heterotrophic denitrification","score":0.9079999923706055}],"concepts":[{"id":"https://openalex.org/C73593433","wikidata":"https://www.wikidata.org/wiki/Q742637","display_name":"Denitrification","level":3,"score":0.9334108829498291},{"id":"https://openalex.org/C2776384668","wikidata":"https://www.wikidata.org/wiki/Q182168","display_name":"Nitrate","level":2,"score":0.6071773767471313},{"id":"https://openalex.org/C84250820","wikidata":"https://www.wikidata.org/wiki/Q3030793","display_name":"Hydraulic retention time","level":3,"score":0.5574877262115479},{"id":"https://openalex.org/C76177295","wikidata":"https://www.wikidata.org/wiki/Q161598","display_name":"Groundwater","level":2,"score":0.5551396608352661},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5406855940818787},{"id":"https://openalex.org/C197011783","wikidata":"https://www.wikidata.org/wiki/Q5257859","display_name":"Denitrifying bacteria","level":4,"score":0.5273046493530273},{"id":"https://openalex.org/C537208039","wikidata":"https://www.wikidata.org/wiki/Q627","display_name":"Nitrogen","level":2,"score":0.47906431555747986},{"id":"https://openalex.org/C140205800","wikidata":"https://www.wikidata.org/wiki/Q5860","display_name":"Carbon fibers","level":3,"score":0.47843316197395325},{"id":"https://openalex.org/C87717796","wikidata":"https://www.wikidata.org/wiki/Q146326","display_name":"Environmental engineering","level":1,"score":0.4546934962272644},{"id":"https://openalex.org/C35195898","wikidata":"https://www.wikidata.org/wiki/Q159344","display_name":"Heterotroph","level":3,"score":0.41383570432662964},{"id":"https://openalex.org/C522964758","wikidata":"https://www.wikidata.org/wiki/Q2019586","display_name":"Environmental remediation","level":3,"score":0.4124402403831482},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3733544945716858},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.3566042184829712},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.32644233107566833},{"id":"https://openalex.org/C94061648","wikidata":"https://www.wikidata.org/wiki/Q336191","display_name":"Wastewater","level":2,"score":0.17932569980621338},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.13146355748176575},{"id":"https://openalex.org/C112570922","wikidata":"https://www.wikidata.org/wiki/Q60528603","display_name":"Contamination","level":2,"score":0.10759410262107849},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.09528574347496033},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.04972478747367859},{"id":"https://openalex.org/C523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","level":2,"score":0.04916173219680786},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.04599568247795105},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.045155733823776245},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C187320778","wikidata":"https://www.wikidata.org/wiki/Q1349130","display_name":"Geotechnical engineering","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0},{"id":"https://openalex.org/C104779481","wikidata":"https://www.wikidata.org/wiki/Q50707","display_name":"Composite number","level":2,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.2166/ws.2011.120","doi":"https://doi.org/10.2166/ws.2011.120","is_oa":true,"landing_page_url":"https://doi.org/10.2166/ws.2011.120","pdf_url":"https://iwaponline.com/ws/article-pdf/12/1/72/416758/72.pdf","source":{"id":"https://openalex.org/S124453322","display_name":"Water Science & Technology Water Supply","issn_l":"1606-9749","issn":["1606-9749","1607-0798"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","jufo-1","ki-jl-1","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310320298","host_organization_name":"IWA Publishing","host_organization_lineage":["https://openalex.org/P4310320298"],"host_organization_lineage_names":["IWA Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Water Supply","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.2166/ws.2011.120","doi":"https://doi.org/10.2166/ws.2011.120","is_oa":true,"landing_page_url":"https://doi.org/10.2166/ws.2011.120","pdf_url":"https://iwaponline.com/ws/article-pdf/12/1/72/416758/72.pdf","source":{"id":"https://openalex.org/S124453322","display_name":"Water Science & Technology Water Supply","issn_l":"1606-9749","issn":["1606-9749","1607-0798"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","jufo-1","ki-jl-1","norway-1","poland-20","russia-white-list-3","vabb-shw"],"host_organization":"https://openalex.org/P4310320298","host_organization_name":"IWA Publishing","host_organization_lineage":["https://openalex.org/P4310320298"],"host_organization_lineage_names":["IWA Publishing"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Water Supply","raw_type":"journal-article"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","score":1.0,"display_name":"Clean water and sanitation"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2080246037.pdf","grobid_xml":"https://content.openalex.org/works/W2080246037.grobid-xml"},"referenced_works_count":32,"referenced_works":["https://openalex.org/W213734774","https://openalex.org/W372875158","https://openalex.org/W633335642","https://openalex.org/W1734841756","https://openalex.org/W1964295116","https://openalex.org/W1985108745","https://openalex.org/W1988909712","https://openalex.org/W1989768845","https://openalex.org/W1993477763","https://openalex.org/W1999545112","https://openalex.org/W2001345841","https://openalex.org/W2004174317","https://openalex.org/W2009846775","https://openalex.org/W2015676511","https://openalex.org/W2023783679","https://openalex.org/W2034443588","https://openalex.org/W2038067056","https://openalex.org/W2047758769","https://openalex.org/W2049147404","https://openalex.org/W2055001838","https://openalex.org/W2059604855","https://openalex.org/W2066951832","https://openalex.org/W2073271020","https://openalex.org/W2089297425","https://openalex.org/W2090224584","https://openalex.org/W2090707602","https://openalex.org/W2128907845","https://openalex.org/W2157173813","https://openalex.org/W2279288761","https://openalex.org/W2327799217","https://openalex.org/W2791941889","https://openalex.org/W4239286472"],"related_works":["https://openalex.org/W2062851811","https://openalex.org/W2385175146","https://openalex.org/W4385324563","https://openalex.org/W2605002987","https://openalex.org/W3128876267","https://openalex.org/W2015676511","https://openalex.org/W3092339563","https://openalex.org/W2369787745","https://openalex.org/W2001345841","https://openalex.org/W7160286105"],"abstract_inverted_index":{"To":[0],"study":[1,65],"the":[2,18,60,64,90,108,126,149,166],"performance":[3,147],"of":[4,63,123,148,155],"an":[5,75],"attached":[6,127,150],"growth":[7,128,151],"reactor":[8,19,129,152],"on":[9],"nitrate-nitrogen":[10],"(NO3-N)":[11],"removal":[12],"by":[13,130],"a":[14,131],"hydrogenotrophic":[15,132],"denitrification":[16,78,109,124],"process,":[17],"was":[20,55],"operated":[21],"under":[22],"various":[23],"H2":[24,81,159],"flow":[25,82],"rates":[26],"(30,":[27],"50":[28],"and":[29,39,42,48,84,161],"70":[30],"mL/min),":[31],"hydraulic":[32],"retention":[33],"times":[34],"(HRTs)":[35],"(2.6,":[36],"3.1,":[37],"4.7":[38],"6.7":[40],"h)":[41],"inorganic":[43],"carbon":[44],"(IC)":[45],"concentrations":[46],"(excess":[47],"no":[49,119],"IC":[50],"addition).":[51],"Synthetic":[52],"NO3-N":[53,173],"water":[54],"prepared":[56],"in":[57,68,77,107,153],"accordance":[58],"with":[59,80],"groundwater":[61,170],"quality":[62],"area:":[66],"Chyasal":[67],"Kathmandu":[69],"Valley,":[70],"Nepal.":[71],"The":[72,145],"results":[73],"show":[74],"increase":[76],"efficiency":[79,110],"rate":[83],"HRT.":[85],"Further,":[86],"for":[87,169],"effective":[88],"denitrification,":[89],"dissolved":[91],"hydrogen":[92],"(DH)":[93],"during":[94],"operation":[95],"should":[96],"be":[97],"maintained":[98],"at":[99],"greater":[100],"than":[101],"0.1":[102],"mg/L.":[103],"A":[104],"sharp":[105],"decrease":[106],"from":[111],"\u223c96%":[112],"(under":[113,118],"excess":[114],"IC)":[115,120],"to":[116],"10\u201335%":[117],"suggested":[121],"occurrence":[122],"inside":[125],"process":[133,140],"(using":[134,141],"H2)":[135],"as":[136,138],"well":[137],"heterotrophic":[139],"internal":[142],"organic":[143],"carbon).":[144],"good":[146],"terms":[154],"high":[156],"efficiency,":[157],"low":[158],"supply":[160],"short":[162],"HRT":[163],"requirement":[164],"indicates":[165],"reactor's":[167],"appropriateness":[168],"remediation":[171],"through":[172],"removal.":[174]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":1},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-13T13:42:25.865203","created_date":"2016-06-24T00:00:00"}