{"id":"https://openalex.org/W3013060412","doi":null,"title":"Near Infrared polarimeter for extended sources","display_name":"Near Infrared polarimeter for extended sources","publication_year":1999,"publication_date":"1999-01-01","ids":{"openalex":"https://openalex.org/W3013060412","mag":"3013060412"},"language":"en","primary_location":{"id":"pmh:oai:localhost:2248/1959","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2248/1959","pdf_url":null,"source":{"id":"https://openalex.org/S7407064317","display_name":"Indian Institute of Astrophysics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"volume":null,"type":"article","indexed_in":[],"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/A5014305410","display_name":"K. S. B. Manian","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. S. B. Manian","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"Vishal Shah","orcid":"https://orcid.org/0000-0003-0521-0034","observed_orcids":["https://orcid.org/0000-0003-0521-0034"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Vishal Shah","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0003-0521-0034","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024472069","display_name":"Mary Rosana Nalzala Thomas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mary Rosana Nalzala Thomas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5107922697","display_name":"Umesh Chandra Joshi","orcid":"https://orcid.org/0000-0001-8375-0760","observed_orcids":["https://orcid.org/0000-0001-8375-0760"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"U. Joshi","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-8375-0760","affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5011491933","display_name":"S. Ganesh","orcid":"https://orcid.org/0000-0002-7721-3827","observed_orcids":["https://orcid.org/0000-0002-7721-3827","https://orcid.org/0000-0003-3043-2288"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Ganesh","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-7721-3827","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.41439394,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"27","issue":null,"first_page":"331","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","score":0.5609999895095825,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T12917","display_name":"Astronomy and Astrophysical Research","score":0.5609999895095825,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"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/T12050","display_name":"Optical Polarization and Ellipsometry","score":0.4242999851703644,"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"}},{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","score":0.004999999888241291,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/polarimetry","display_name":"polarimetry","score":0.5899999737739563},{"id":"https://openalex.org/keywords/extended-sources","display_name":"extended sources","score":0.925000011920929},{"id":"https://openalex.org/keywords/polarimetry-instrumentation","display_name":"polarimetry instrumentation","score":0.6209999918937683}],"concepts":[{"id":"https://openalex.org/C77530849","wikidata":"https://www.wikidata.org/wiki/Q693545","display_name":"Polarimeter","level":4,"score":0.6582551002502441},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.5449683666229248},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5298706293106079},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.3705563247203827},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.35319024324417114},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.32147499918937683},{"id":"https://openalex.org/C28493345","wikidata":"https://www.wikidata.org/wiki/Q899381","display_name":"Polarimetry","level":3,"score":0.23363173007965088},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.2246427834033966},{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:localhost:2248/1959","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/2248/1959","pdf_url":null,"source":{"id":"https://openalex.org/S7407064317","display_name":"Indian Institute of Astrophysics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"mag:3013060412","doi":null,"is_oa":false,"landing_page_url":"https://ui.adsabs.harvard.edu/abs/1999BASI...27..331M/abstract","pdf_url":null,"source":{"id":"https://openalex.org/S23649059","display_name":"Bulletin of the Astronomical Society of India","issn_l":"0304-9523","issn":["0304-9523"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310322132","host_organization_name":"Astronomical Society of India","host_organization_lineage":["https://openalex.org/P4310322132"],"host_organization_lineage_names":["Astronomical Society of India"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"BASI","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W3010435266","https://openalex.org/W4321259565","https://openalex.org/W3022075004","https://openalex.org/W3021043256","https://openalex.org/W1873647171","https://openalex.org/W2059274834","https://openalex.org/W114251150","https://openalex.org/W1984849018","https://openalex.org/W2563087759","https://openalex.org/W2018468548"],"abstract_inverted_index":{"A":[0],"state":[1],"of":[2,34,42,47,66,74],"art":[3],"near":[4],"IR":[5],"polarimeter":[6,18],"was":[7],"designed":[8],"and":[9,16],"developed":[10],"at":[11],"Physical":[12],"Research":[13],"Laboratory,":[14],"Ahmedabad":[15],"the":[17,22,27],"is":[19,51],"operational":[20],"for":[21],"last":[23,28],"three":[24],"years.":[25],"During":[26],"one":[29],"year":[30],"a":[31],"new":[32],"mode":[33],"operation":[35],"has":[36],"been":[37],"implemented":[38],"to":[39],"measure":[40],"polarization":[41],"extended":[43],"sources.":[44],"The":[45,69,78],"modulation":[46,65,71],"incoming":[48],"light":[49],"signal":[50],"generated":[52],"by":[53],"fast":[54,70],"rotating":[55],"half":[56],"wave":[57],"plate":[58],"(10":[59],"revolution/sec":[60],"which":[61],"generates":[62],"40":[63],"Hz":[64],"polarized":[67],"light).":[68],"takes":[72],"care":[73],"sky":[75],"background":[76],"variation.":[77],"technical":[79],"details":[80],"are":[81],"discussed":[82],"in":[83],"this":[84],"paper.":[85]},"counts_by_year":[{"year":2020,"cited_by_count":1}],"updated_date":"2026-11-03T10:50:19.383937","created_date":"2020-04-03T00:00:00"}
