{"id":"https://openalex.org/W2018029028","doi":"https://doi.org/10.1364/josaa.25.002952","title":"Information exchange in free space using spectral switching of diffracted polychromatic light: possibilities and limitations","display_name":"Information exchange in free space using spectral switching of diffracted polychromatic light: possibilities and limitations","publication_year":2008,"publication_date":"2008-11-11","ids":{"openalex":"https://openalex.org/W2018029028","doi":"https://doi.org/10.1364/josaa.25.002952","mag":"2018029028","pmid":"https://pubmed.ncbi.nlm.nih.gov/19037386"},"language":"en","primary_location":{"id":"doi:10.1364/josaa.25.002952","doi":"https://doi.org/10.1364/josaa.25.002952","is_oa":false,"landing_page_url":"https://doi.org/10.1364/josaa.25.002952","pdf_url":null,"source":{"id":"https://openalex.org/S130108588","display_name":"Journal of the Optical Society of America A","issn_l":"1084-7529","issn":["1084-7529","1520-8532"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Optical Society of America A","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"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/A5101729756","display_name":"Bharat Kumar Yadav","orcid":"https://orcid.org/0000-0002-3294-7165","observed_orcids":["https://orcid.org/0000-0002-3294-7165"]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]},{"id":"https://openalex.org/I88910343","display_name":"CSIR National Physical Laboratory of India","ror":"https://ror.org/0307k1x46","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702","https://openalex.org/I88910343"]}],"countries":["GB","IN"],"is_corresponding":false,"raw_author_name":"Bharat Kumar Yadav","raw_affiliation_strings":["Optical Radiation Standards, National Physical Laboratory, Dr. K.S. Krishnan Road, New Delhi, India. byadav@mail.nplindia.ernet.in","NATIONAL PHYSICAL LABORATORY"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Optical Radiation Standards, National Physical Laboratory, Dr. K.S. Krishnan Road, New Delhi, India. byadav@mail.nplindia.ernet.in","institution_ids":["https://openalex.org/I88910343"]},{"raw_affiliation_string":"NATIONAL PHYSICAL LABORATORY","institution_ids":["https://openalex.org/I134421475"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063730048","display_name":"Swati Raman","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Swati Raman","raw_affiliation_strings":["National Physical Laboratory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Physical Laboratory","institution_ids":["https://openalex.org/I134421475"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5066394784","display_name":"Hem Chandra Kandpal","orcid":"https://orcid.org/0000-0002-7378-9554","observed_orcids":["https://orcid.org/0000-0002-7378-9554"]},"institutions":[{"id":"https://openalex.org/I134421475","display_name":"National Physical Laboratory","ror":"https://ror.org/015w2mp89","country_code":"GB","type":"facility","lineage":["https://openalex.org/I134421475"]}],"countries":["GB"],"is_corresponding":false,"raw_author_name":"Hem Chandra Kandpal","raw_affiliation_strings":["National Physical Laboratory"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Physical Laboratory","institution_ids":["https://openalex.org/I134421475"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.6415,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.82461893,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"25","issue":"12","first_page":"2952","last_page":"2952"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10851","display_name":"Optical Wireless Communication Technologies","score":0.6074000000953674,"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/T10851","display_name":"Optical Wireless Communication Technologies","score":0.6074000000953674,"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/T10490","display_name":"Orbital Angular Momentum in Optics","score":0.34200000762939453,"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/T11996","display_name":"Random lasers and scattering media","score":0.009200000204145908,"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/wavelength-switching","display_name":"wavelength switching","score":0.9990000128746033},{"id":"https://openalex.org/keywords/free-space-optical-communication","display_name":"free-space optical communication","score":0.9120000004768372},{"id":"https://openalex.org/keywords/polychromatic-light","display_name":"polychromatic light","score":0.9070000052452087},{"id":"https://openalex.org/keywords/information-encoding","display_name":"information encoding","score":0.8360000252723694},{"id":"https://openalex.org/keywords/information-transfer","display_name":"information transmission","score":0.5860000252723694},{"id":"https://openalex.org/keywords/fraunhofer-diffraction","display_name":"Fraunhofer diffraction","score":0.8610000014305115},{"id":"https://openalex.org/keywords/boundary-conditions","display_name":"boundary conditions","score":0.5839999914169312}],"concepts":[{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.6888348460197449},{"id":"https://openalex.org/C2988672794","wikidata":"https://www.wikidata.org/wiki/Q11475","display_name":"Free space","level":2,"score":0.6087839603424072},{"id":"https://openalex.org/C761482","wikidata":"https://www.wikidata.org/wiki/Q118093","display_name":"Transmission (telecommunications)","level":2,"score":0.5903136134147644},{"id":"https://openalex.org/C197000039","wikidata":"https://www.wikidata.org/wiki/Q2027432","display_name":"Free-space optical communication","level":3,"score":0.521563708782196},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4966884255409241},{"id":"https://openalex.org/C125411270","wikidata":"https://www.wikidata.org/wiki/Q18653","display_name":"Encoding (memory)","level":2,"score":0.4911932647228241},{"id":"https://openalex.org/C207114421","wikidata":"https://www.wikidata.org/wiki/Q133900","display_name":"Diffraction","level":2,"score":0.463326632976532},{"id":"https://openalex.org/C197417287","wikidata":"https://www.wikidata.org/wiki/Q7098837","display_name":"Optical burst switching","level":5,"score":0.4130944609642029},{"id":"https://openalex.org/C129404179","wikidata":"https://www.wikidata.org/wiki/Q1469765","display_name":"Optical communication","level":2,"score":0.35968565940856934},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.3350335955619812},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.23060369491577148},{"id":"https://openalex.org/C26840048","wikidata":"https://www.wikidata.org/wiki/Q7098880","display_name":"Optical performance monitoring","level":4,"score":0.1649262011051178},{"id":"https://openalex.org/C160724564","wikidata":"https://www.wikidata.org/wiki/Q1620670","display_name":"Wavelength-division multiplexing","level":3,"score":0.11544090509414673},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0},{"id":"https://openalex.org/C6260449","wikidata":"https://www.wikidata.org/wiki/Q41364","display_name":"Wavelength","level":2,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1364/josaa.25.002952","doi":"https://doi.org/10.1364/josaa.25.002952","is_oa":false,"landing_page_url":"https://doi.org/10.1364/josaa.25.002952","pdf_url":null,"source":{"id":"https://openalex.org/S130108588","display_name":"Journal of the Optical Society of America A","issn_l":"1084-7529","issn":["1084-7529","1520-8532"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-class-a","anvur-scientific","cwts-core","dongbi-c","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-2"],"host_organization":"https://openalex.org/P4310315679","host_organization_name":"Optica Publishing Group","host_organization_lineage":["https://openalex.org/P4310315679"],"host_organization_lineage_names":["Optica Publishing Group"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Optical Society of America A","raw_type":"journal-article"},{"id":"pmid:19037386","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/19037386","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of the Optical Society of America. A, Optics, image science, and vision","raw_type":"Journal Article"},{"id":"pmh:oai:npl.csircentral.net:1078","doi":null,"is_oa":false,"landing_page_url":"http://npl.csircentral.net/1078/1/137.pdf","pdf_url":"http://npl.csircentral.net/1078/1/137.pdf","source":{"id":"https://openalex.org/S4306401089","display_name":"IR@NPL (CSIR-The National Physical Laboratory(NPL))","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I66760702","host_organization_name":"Council of Scientific and Industrial Research","host_organization_lineage":["https://openalex.org/I66760702"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W1970853428","https://openalex.org/W1971033888","https://openalex.org/W1974159570","https://openalex.org/W1980533676","https://openalex.org/W1982564473","https://openalex.org/W1983841737","https://openalex.org/W1989724216","https://openalex.org/W1998196255","https://openalex.org/W1998266233","https://openalex.org/W2003166676","https://openalex.org/W2011163172","https://openalex.org/W2037185579","https://openalex.org/W2052581122","https://openalex.org/W2054941768","https://openalex.org/W2065114483","https://openalex.org/W2073011501","https://openalex.org/W2078827746","https://openalex.org/W2092278366","https://openalex.org/W2098569246","https://openalex.org/W2112789804","https://openalex.org/W2130700615","https://openalex.org/W2148720730","https://openalex.org/W2149967744","https://openalex.org/W2158805345","https://openalex.org/W2161510816"],"related_works":["https://openalex.org/W7029269076","https://openalex.org/W1987036249","https://openalex.org/W2543298750","https://openalex.org/W2003702116","https://openalex.org/W2073011501","https://openalex.org/W2079349460","https://openalex.org/W7015404706","https://openalex.org/W2075404569","https://openalex.org/W2085648083","https://openalex.org/W2273878841"],"abstract_inverted_index":{"Spectral":[0],"switching":[1,48],"is":[2],"now":[3],"a":[4,62],"well-known":[5],"phenomenon.":[6],"Several":[7],"research":[8],"groups":[9],"have":[10,24],"studied":[11,71],"it":[12],"theoretically":[13],"and":[14,30,66,81,100],"experimentally":[15],"for":[16,27,46,88],"different":[17],"optical":[18,64,107],"systems.":[19],"Recently,":[20],"its":[21],"potential":[22],"applications":[23],"been":[25],"demonstrated":[26],"information":[28,59,95],"encoding":[29,60],"transmission":[31,96],"in":[32,42,72,97],"free":[33,98],"space.":[34],"In":[35,74],"this":[36],"paper":[37],"we":[38,91],"report":[39],"experimental":[40,80,102],"observations":[41],"the":[43,77],"far":[44,87],"field":[45],"spectral":[47,89],"of":[49,79,94,104],"polychromatic":[50],"light":[51],"passing":[52],"through":[53],"an":[54],"astigmatic":[55],"aperture":[56],"lens.":[57],"An":[58],"scheme,":[61],"free-space":[63,106],"link,":[65],"related":[67],"boundary":[68],"conditions":[69],"are":[70],"detail.":[73],"addition,":[75],"on":[76],"basis":[78],"theoretical":[82],"studies":[83],"carried":[84],"out":[85],"so":[86],"switching,":[90],"explore":[92],"possibilities":[93],"space":[99],"analyze":[101],"limitations":[103],"spectral-switching-based":[105],"communication.":[108]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
