{"id":"https://openalex.org/W2900339659","doi":null,"title":"Emergence of classicality from QuantumMechanics under coarse-grainedmeasurement","display_name":"Emergence of classicality from QuantumMechanics under coarse-grainedmeasurement","publication_year":2017,"publication_date":"2017-04-24","ids":{"openalex":"https://openalex.org/W2900339659","mag":"2900339659"},"language":"en","primary_location":{"id":"mag:2900339659","doi":null,"is_oa":false,"landing_page_url":"http://eprints.iiserkol.ac.in/659/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},"volume":null,"type":"dissertation","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/A5054233133","display_name":"Tanmoy Biswas","orcid":"https://orcid.org/0000-0001-7232-976X","observed_orcids":["https://orcid.org/0000-0001-7232-976X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Tanmoy Biswas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062469319","display_name":"Supervisor Prof. Prasanta K. Panigrahi","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Supervisors Prof. Prasanta K. Panigrahi","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5101567039","display_name":"Sibasish Ghosh A","orcid":"https://orcid.org/0000-0001-9167-7153","observed_orcids":["https://orcid.org/0000-0001-9167-7153"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sibasish Ghosh","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-9167-7153","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","score":0.9833999872207642,"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"}},"topics":[{"id":"https://openalex.org/T10622","display_name":"Quantum Mechanics and Applications","score":0.9833999872207642,"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/T10020","display_name":"Quantum Information and Cryptography","score":0.013100000098347664,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11261","display_name":"Quantum chaos and dynamical systems","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/3109","display_name":"Statistical and Nonlinear Physics"},"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/emergence-of-classicality","display_name":"emergence of classicality","score":0.890999972820282},{"id":"https://openalex.org/keywords/coarse-grained-measurements","display_name":"coarse-grained measurements","score":0.9660000205039978},{"id":"https://openalex.org/keywords/bell-inequality-violation","display_name":"Bell inequality violation","score":0.7670000195503235},{"id":"https://openalex.org/keywords/nonclassicality","display_name":"nonclassicality","score":0.8769999742507935},{"id":"https://openalex.org/keywords/wigner-function-negativity","display_name":"Wigner function negativity","score":0.9639999866485596},{"id":"https://openalex.org/keywords/post-measurement-states","display_name":"post-measurement states","score":0.878000020980835},{"id":"https://openalex.org/keywords/quantum-to-classical-transition","display_name":"quantum-to-classical transition","score":0.6340000033378601}],"concepts":[{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.7623584270477295},{"id":"https://openalex.org/C151077058","wikidata":"https://www.wikidata.org/wiki/Q233415","display_name":"Wigner distribution function","level":3,"score":0.5710365176200867},{"id":"https://openalex.org/C121864883","wikidata":"https://www.wikidata.org/wiki/Q677916","display_name":"Statistical physics","level":1,"score":0.5174677968025208},{"id":"https://openalex.org/C197657726","wikidata":"https://www.wikidata.org/wiki/Q174733","display_name":"Bipartite graph","level":3,"score":0.5098932981491089},{"id":"https://openalex.org/C13355873","wikidata":"https://www.wikidata.org/wiki/Q2920850","display_name":"Connection (principal bundle)","level":2,"score":0.49825453758239746},{"id":"https://openalex.org/C7453019","wikidata":"https://www.wikidata.org/wiki/Q16254302","display_name":"Negativity effect","level":2,"score":0.49050039052963257},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.4408803880214691},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4386623799800873},{"id":"https://openalex.org/C48103436","wikidata":"https://www.wikidata.org/wiki/Q599031","display_name":"State (computer science)","level":2,"score":0.4366138279438019},{"id":"https://openalex.org/C84114770","wikidata":"https://www.wikidata.org/wiki/Q46344","display_name":"Quantum","level":2,"score":0.4252970516681671},{"id":"https://openalex.org/C33332235","wikidata":"https://www.wikidata.org/wiki/Q18362","display_name":"Theoretical physics","level":1,"score":0.4149817228317261},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.41118061542510986},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.15149840712547302},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.12894731760025024},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.0832756757736206},{"id":"https://openalex.org/C15744967","wikidata":"https://www.wikidata.org/wiki/Q9418","display_name":"Psychology","level":0,"score":0.0},{"id":"https://openalex.org/C77805123","wikidata":"https://www.wikidata.org/wiki/Q161272","display_name":"Social psychology","level":1,"score":0.0},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.0},{"id":"https://openalex.org/C132525143","wikidata":"https://www.wikidata.org/wiki/Q141488","display_name":"Graph","level":2,"score":0.0},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:2900339659","doi":null,"is_oa":false,"landing_page_url":"http://eprints.iiserkol.ac.in/659/","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2592493374","https://openalex.org/W4385316346","https://openalex.org/W4402188730","https://openalex.org/W4391471721","https://openalex.org/W4281771820","https://openalex.org/W2806109593","https://openalex.org/W1924569896","https://openalex.org/W2296983744","https://openalex.org/W2772423393","https://openalex.org/W2093059764"],"abstract_inverted_index":{"The":[0],"connection":[1],"between":[2],"coarse-graining":[3,66,112],"of":[4,8,35,52,72,143],"measurement":[5],"and":[6,96,139],"emergence":[7],"classicality":[9],"has":[10],"been":[11],"investigated\r\nfor":[12],"some":[13],"time,":[14],"if":[15],"not":[16,77],"well":[17,126],"understood.":[18],"Recently":[19],"in":[20,97,129],"(PRL":[21],"112,":[22],"010402,":[23],"(2014))":[24],"it":[25,62],"was":[26],"pointed":[27],"out":[28],"that":[29,60,65],"coarsegraining\r\nmeasurements":[30],"can":[31,101],"lead":[32,69,102],"to":[33,70,103,110],"non-violation":[34,71],"Bell-type":[36],"inequalities":[37],"by":[38],"a":[39,73],"state":[40,81],"which":[41],"would":[42],"violate\r\nit":[43],"under":[44],"sharp":[45],"measurements.":[46],"We":[47,58],"study":[48],"here":[49],"the":[50,80,86,92,111,134,136,140,144],"effects":[51],"coarse-grained":[53],"measurements":[54,85],"on":[55],"bipartite":[56],"cat\r\nstates.":[57],"show":[59],"while":[61],"is":[63,76,116],"true":[64],"does":[67],"indeed":[68],"Bell-type\r\ninequality,":[74],"this":[75,106],"re\r\nected":[78],"at":[79],"level.":[82],"Under":[83],"such":[84,132],"post-measurement":[87],"states":[88],"can\r\nbe":[89],"non-classical":[90],"(in":[91],"quantum":[93,130],"optical":[94],"sense)":[95],"certain":[98],"cases":[99],"coarse-graning":[100],"an":[104],"increase\r\nin":[105],"non-classicality":[107],"with":[108],"respect":[109],"parameter.":[113],"While":[114],"there":[115],"no":[117],"universal":[118],"way":[119],"to\r\nquantify":[120],"non-classicality,":[121],"we":[122],"do":[123],"so":[124],"using":[125],"understood":[127],"notions":[128],"optics":[131],"as":[133],"negativity\r\nof":[135],"Wigner":[137],"function":[138],"singular":[141],"nature":[142],"Gluaber-Sudharshan":[145],"P":[146],"distribution.":[147]},"counts_by_year":[],"updated_date":"2026-10-14T16:39:01.820549","created_date":"2018-11-16T00:00:00"}