{"id":"https://openalex.org/W3153416989","doi":"https://doi.org/10.3390/rs13081511","title":"Evolution of Brightness and Color of the Night Sky in Madrid","display_name":"Evolution of Brightness and Color of the Night Sky in Madrid","publication_year":2021,"publication_date":"2021-04-14","ids":{"openalex":"https://openalex.org/W3153416989","doi":"https://doi.org/10.3390/rs13081511","mag":"3153416989"},"language":"en","primary_location":{"id":"doi:10.3390/rs13081511","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13081511","pdf_url":"https://www.mdpi.com/2072-4292/13/8/1511/pdf?version=1618472949","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://www.mdpi.com/2072-4292/13/8/1511/pdf?version=1618472949","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5108468538","display_name":"Jos\u00e9 A. Robles","orcid":null},"institutions":[{"id":"https://openalex.org/I121748325","display_name":"Universidad Complutense de Madrid","ror":"https://ror.org/02p0gd045","country_code":"ES","type":"education","lineage":["https://openalex.org/I121748325"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Jos\u00e9 Robles","raw_affiliation_strings":["Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","institution_ids":["https://openalex.org/I121748325"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000512818","display_name":"J. Zamorano","orcid":"https://orcid.org/0000-0002-8993-5894"},"institutions":[{"id":"https://openalex.org/I121748325","display_name":"Universidad Complutense de Madrid","ror":"https://ror.org/02p0gd045","country_code":"ES","type":"education","lineage":["https://openalex.org/I121748325"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jaime Zamorano","raw_affiliation_strings":["Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","institution_ids":["https://openalex.org/I121748325"]},{"raw_affiliation_string":"Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5087875567","display_name":"S. Pascual","orcid":"https://orcid.org/0000-0002-9351-6051"},"institutions":[{"id":"https://openalex.org/I121748325","display_name":"Universidad Complutense de Madrid","ror":"https://ror.org/02p0gd045","country_code":"ES","type":"education","lineage":["https://openalex.org/I121748325"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Sergio Pascual","raw_affiliation_strings":["Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","institution_ids":["https://openalex.org/I121748325"]},{"raw_affiliation_string":"Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024886165","display_name":"Alejandro S\u00e1nchez de Miguel","orcid":"https://orcid.org/0000-0002-5007-3799"},"institutions":[{"id":"https://openalex.org/I23923803","display_name":"University of Exeter","ror":"https://ror.org/03yghzc09","country_code":"GB","type":"education","lineage":["https://openalex.org/I23923803"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Alejandro S\u00e1nchez de Miguel","raw_affiliation_strings":["Environment and Sustainability Institute, University of Exeter, Penryn, Cornwall TR10 9FE, UK"],"affiliations":[{"raw_affiliation_string":"Environment and Sustainability Institute, University of Exeter, Penryn, Cornwall TR10 9FE, UK","institution_ids":["https://openalex.org/I23923803"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008206792","display_name":"J. Gallego","orcid":"https://orcid.org/0000-0003-1439-7697"},"institutions":[{"id":"https://openalex.org/I121748325","display_name":"Universidad Complutense de Madrid","ror":"https://ror.org/02p0gd045","country_code":"ES","type":"education","lineage":["https://openalex.org/I121748325"]}],"countries":["ES"],"is_corresponding":false,"raw_author_name":"Jes\u00fas Gallego","raw_affiliation_strings":["Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain"],"affiliations":[{"raw_affiliation_string":"Departamento de F\u00edsica de la Tierra y Astrof\u00edsica, Facultad CC. F\u00edsicas, Universidad Complutense de Madrid, Plaza de las Ciencias 1, 28040 Madrid, Spain","institution_ids":["https://openalex.org/I121748325"]},{"raw_affiliation_string":"Instituto de F\u00edsica de Part\u00edculas y del Cosmos, IPARCOS, 28040 Madrid, Spain","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069071290","display_name":"Kevin J. Gaston","orcid":"https://orcid.org/0000-0002-7235-7928"},"institutions":[{"id":"https://openalex.org/I23923803","display_name":"University of Exeter","ror":"https://ror.org/03yghzc09","country_code":"GB","type":"education","lineage":["https://openalex.org/I23923803"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Kevin J. Gaston","raw_affiliation_strings":["Environment and Sustainability Institute, University of Exeter, Penryn, Cornwall TR10 9FE, UK"],"affiliations":[{"raw_affiliation_string":"Environment and Sustainability Institute, University of Exeter, Penryn, Cornwall TR10 9FE, UK","institution_ids":["https://openalex.org/I23923803"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5108468538"],"corresponding_institution_ids":["https://openalex.org/I121748325"],"apc_list":{"value":2500,"currency":"CHF","value_usd":2707},"apc_paid":{"value":2500,"currency":"CHF","value_usd":2707},"fwci":1.9155,"has_fulltext":true,"cited_by_count":28,"citation_normalized_percentile":{"value":0.85006231,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":95,"max":99},"biblio":{"volume":"13","issue":"8","first_page":"1511","last_page":"1511"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11963","display_name":"Impact of Light on Environment and Health","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T11963","display_name":"Impact of Light on Environment and Health","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2306","display_name":"Global and Planetary Change"},"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/T10342","display_name":"Circadian rhythm and melatonin","score":0.9358000159263611,"subfield":{"id":"https://openalex.org/subfields/2807","display_name":"Endocrine and Autonomic Systems"},"field":{"id":"https://openalex.org/fields/28","display_name":"Neuroscience"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/sky","display_name":"Sky","score":0.8616437911987305},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.8591160774230957},{"id":"https://openalex.org/keywords/sky-brightness","display_name":"Sky brightness","score":0.6932063102722168},{"id":"https://openalex.org/keywords/night-sky","display_name":"Night sky","score":0.6004844307899475},{"id":"https://openalex.org/keywords/light-pollution","display_name":"Light pollution","score":0.5387661457061768},{"id":"https://openalex.org/keywords/photometry","display_name":"Photometry (optics)","score":0.536209762096405},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.5039421916007996},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4731130301952362},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.3283578157424927},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.2758222222328186},{"id":"https://openalex.org/keywords/astronomy","display_name":"Astronomy","score":0.2596729099750519},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.2505500018596649},{"id":"https://openalex.org/keywords/geography","display_name":"Geography","score":0.2368755042552948}],"concepts":[{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.8616437911987305},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.8591160774230957},{"id":"https://openalex.org/C193212914","wikidata":"https://www.wikidata.org/wiki/Q7537571","display_name":"Sky brightness","level":3,"score":0.6932063102722168},{"id":"https://openalex.org/C2779613214","wikidata":"https://www.wikidata.org/wiki/Q1153471","display_name":"Night sky","level":2,"score":0.6004844307899475},{"id":"https://openalex.org/C161421721","wikidata":"https://www.wikidata.org/wiki/Q180644","display_name":"Light pollution","level":2,"score":0.5387661457061768},{"id":"https://openalex.org/C68271606","wikidata":"https://www.wikidata.org/wiki/Q625648","display_name":"Photometry (optics)","level":3,"score":0.536209762096405},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5039421916007996},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4731130301952362},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.3283578157424927},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.2758222222328186},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.2596729099750519},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.2505500018596649},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.2368755042552948},{"id":"https://openalex.org/C150846664","wikidata":"https://www.wikidata.org/wiki/Q7602306","display_name":"Stars","level":2,"score":0.0}],"mesh":[],"locations_count":5,"locations":[{"id":"doi:10.3390/rs13081511","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13081511","pdf_url":"https://www.mdpi.com/2072-4292/13/8/1511/pdf?version=1618472949","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},{"id":"pmh:oai:www.ucm.es:65859","is_oa":true,"landing_page_url":null,"pdf_url":"https://eprints.ucm.es/id/eprint/65859/1/zamorano144libre%2BCC.pdf","source":{"id":"https://openalex.org/S4306400298","display_name":"Library Open Repository (Universidad Complutense Madrid)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I121748325","host_organization_name":"Universidad Complutense de Madrid","host_organization_lineage":["https://openalex.org/I121748325"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:zenodo.org:5862601","is_oa":true,"landing_page_url":"https://zenodo.org/record/5862601","pdf_url":"https://zenodo.org/record/5862601","source":{"id":"https://openalex.org/S4306400562","display_name":"Zenodo (CERN European Organization for Nuclear Research)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I67311998","host_organization_name":"European Organization for Nuclear Research","host_organization_lineage":["https://openalex.org/I67311998"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sendsing 13(8) 1511","raw_type":"info:eu-repo/semantics/article"},{"id":"pmh:oai:doaj.org/article:cb5f7ad8a3f54836a210ae8186e74292","is_oa":true,"landing_page_url":"https://doaj.org/article/cb5f7ad8a3f54836a210ae8186e74292","pdf_url":null,"source":{"id":"https://openalex.org/S112646816","display_name":"SHILAP Revista de lepidopterolog\u00eda","issn_l":"0300-5267","issn":["0300-5267","2340-4078"],"is_oa":true,"is_in_doaj":true,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Remote Sensing, Vol 13, Iss 8, p 1511 (2021)","raw_type":"article"},{"id":"pmh:oai:mdpi.com:/2072-4292/13/8/1511/","is_oa":true,"landing_page_url":"https://dx.doi.org/10.3390/rs13081511","pdf_url":null,"source":{"id":"https://openalex.org/S4306400947","display_name":"MDPI (MDPI AG)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4210097602","host_organization_name":"Multidisciplinary Digital Publishing Institute (Switzerland)","host_organization_lineage":["https://openalex.org/I4210097602"],"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":"Remote Sensing; Volume 13; Issue 8; Pages: 1511","raw_type":"Text"}],"best_oa_location":{"id":"doi:10.3390/rs13081511","is_oa":true,"landing_page_url":"https://doi.org/10.3390/rs13081511","pdf_url":"https://www.mdpi.com/2072-4292/13/8/1511/pdf?version=1618472949","source":{"id":"https://openalex.org/S43295729","display_name":"Remote Sensing","issn_l":"2072-4292","issn":["2072-4292"],"is_oa":true,"is_in_doaj":true,"is_core":true,"host_organization":"https://openalex.org/P4310310987","host_organization_name":"Multidisciplinary Digital Publishing Institute","host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Remote Sensing","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.7799999713897705,"id":"https://metadata.un.org/sdg/11","display_name":"Sustainable cities and communities"}],"awards":[{"id":"https://openalex.org/G2863057928","display_name":null,"funder_award_id":"824603","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G4555181937","display_name":null,"funder_award_id":"H2020-ICT-2015-688135","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G4818497872","display_name":null,"funder_award_id":"688135","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G5102386346","display_name":null,"funder_award_id":"H2020-ICT-2015","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G6057843545","display_name":null,"funder_award_id":"RTI2018-096188-B-I00","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"},{"id":"https://openalex.org/G6806266827","display_name":null,"funder_award_id":"82460","funder_id":"https://openalex.org/F4320332999","funder_display_name":"Horizon 2020 Framework Programme"}],"funders":[{"id":"https://openalex.org/F4320326170","display_name":"Instituto para la Formaci\u00f3n y Aprovechamiento de Recursos Humanos","ror":null},{"id":"https://openalex.org/F4320332999","display_name":"Horizon 2020 Framework Programme","ror":"https://ror.org/00k4n6c32"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W3153416989.pdf","grobid_xml":"https://content.openalex.org/works/W3153416989.grobid-xml"},"referenced_works_count":33,"referenced_works":["https://openalex.org/W39730435","https://openalex.org/W54052647","https://openalex.org/W112056614","https://openalex.org/W1568174583","https://openalex.org/W1916372737","https://openalex.org/W2024838825","https://openalex.org/W2078391190","https://openalex.org/W2106524818","https://openalex.org/W2132665536","https://openalex.org/W2139219816","https://openalex.org/W2182635768","https://openalex.org/W2203714058","https://openalex.org/W2270807640","https://openalex.org/W2279290448","https://openalex.org/W2283889910","https://openalex.org/W2288938998","https://openalex.org/W2417517957","https://openalex.org/W2582398617","https://openalex.org/W2760340660","https://openalex.org/W2765630225","https://openalex.org/W2785431857","https://openalex.org/W2793601315","https://openalex.org/W2795990427","https://openalex.org/W2968498602","https://openalex.org/W2972787884","https://openalex.org/W3015551019","https://openalex.org/W3022573883","https://openalex.org/W3092599428","https://openalex.org/W3101070110","https://openalex.org/W3112609798","https://openalex.org/W3123421154","https://openalex.org/W3159855436","https://openalex.org/W6685678677"],"related_works":["https://openalex.org/W3135648383","https://openalex.org/W1984230843","https://openalex.org/W3208152736","https://openalex.org/W13939243","https://openalex.org/W2154099890","https://openalex.org/W2328381313","https://openalex.org/W2990078838","https://openalex.org/W1992699669","https://openalex.org/W566675456","https://openalex.org/W2911771035"],"abstract_inverted_index":{"Major":[0,112],"schemes":[1],"to":[2,23,137,153,161],"replace":[3],"other":[4,106],"streetlight":[5],"technologies":[6],"with":[7,105],"Light-Emitting":[8],"Diode":[9],"(LED)":[10],"lamps":[11],"are":[12],"being":[13],"undertaken":[14],"across":[15],"much":[16],"of":[17,38,42,127],"the":[18,36,47,64,88,128,144],"world.":[19],"This":[20],"is":[21],"predicted":[22],"have":[24],"important":[25],"consequences":[26],"for":[27],"nighttime":[28],"sky":[29,52,72,108,115,140],"brightness":[30,53,73,109,116,141],"and":[31,54,70,79,117,155],"color.":[32],"Here,":[33],"we":[34],"report":[35],"results":[37],"a":[39,97,124],"long-term":[40],"study":[41],"these":[43],"characteristics":[44],"focused":[45],"on":[46],"skies":[48],"above":[49],"Madrid.":[50],"The":[51,139],"color":[55,118],"monitoring":[56,110],"station":[57],"at":[58],"Universidad":[59],"Complutense":[60],"de":[61],"Madrid":[62,131],"(inside":[63],"city)":[65],"collected":[66],"Johnson":[67,145],"B,":[68],"V,":[69],"R":[71],"data,":[74],"Sky":[75,82],"Quality":[76],"Meter":[77],"(SQM),":[78],"Telescope":[80],"Encoder":[81],"Sensor-WiFi":[83],"(TESS-W)":[84],"broadband":[85],"photometry":[86],"throughout":[87],"night,":[89],"every":[90],"night":[91],"between":[92],"2010\u20132020.":[93],"Our":[94],"analysis":[95],"includes":[96],"data":[98],"filtering":[99],"process":[100],"that":[101],"can":[102],"be":[103],"used":[104],"similar":[107],"data.":[111],"changes":[113],"in":[114,130,143],"took":[119],"place":[120],"during":[121],"2015\u20132016,":[122],"when":[123],"sizable":[125],"fraction":[126],"streetlamps":[129],"changed":[132],"from":[133,151,159],"High-Pressure":[134],"Sodium":[135],"(HPS)":[136],"LEDs.":[138],"detected":[142],"B":[146],"band":[147],"darkened":[148],"by":[149,157],"14%":[150],"2011":[152],"2015":[154,160],"brightened":[156],"32%":[158],"2019.":[162]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":10},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":4},{"year":2021,"cited_by_count":3}],"updated_date":"2026-04-10T15:06:20.359241","created_date":"2025-10-10T00:00:00"}
