{"id":"https://openalex.org/W1509554264","doi":null,"title":"Four-wave mixing with randomly modulated laser fields","display_name":"Four-wave mixing with randomly modulated laser fields","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1509554264","mag":"1509554264"},"language":"en","primary_location":{"id":"pmh:oai:docs.lib.purdue.edu:dissertations-2897","doi":null,"is_oa":false,"landing_page_url":"https://docs.lib.purdue.edu/dissertations/AAI9808424","pdf_url":null,"source":{"id":"https://openalex.org/S4377196310","display_name":"Purdue e-Pubs (Purdue University System)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801333002","host_organization_name":"Purdue University System","host_organization_lineage":["https://openalex.org/I2801333002"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Theses and Dissertations Available from ProQuest","raw_type":"text"},"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/A5004335601","display_name":"Jongwhan Cha","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Jongwhan Cha","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5004335601"],"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/T11414","display_name":"Quantum optics and atomic interactions","score":0.9901999831199646,"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/T11414","display_name":"Quantum optics and atomic interactions","score":0.9901999831199646,"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/T10566","display_name":"Laser-Matter Interactions and Applications","score":0.006399999838322401,"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/T11050","display_name":"Photorefractive and Nonlinear Optics","score":0.000699999975040555,"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/four-wave-mixing","display_name":"four-wave mixing","score":1.0},{"id":"https://openalex.org/keywords/random-phase-modulation","display_name":"random phase modulation","score":0.8629999756813049},{"id":"https://openalex.org/keywords/random-frequency-modulation","display_name":"random frequency modulation","score":0.8799999952316284},{"id":"https://openalex.org/keywords/sodium-atoms","display_name":"sodium atoms","score":0.6769999861717224},{"id":"https://openalex.org/keywords/two-level-atom","display_name":"two-level atom","score":0.8220000267028809},{"id":"https://openalex.org/keywords/broadband-laser-pulses","display_name":"broadband laser pulses","score":0.5809999704360962},{"id":"https://openalex.org/keywords/pump-probe-delay","display_name":"pump-probe delay","score":0.7829999923706055},{"id":"https://openalex.org/keywords/optical-pumping","display_name":"optical pumping","score":0.5009999871253967},{"id":"https://openalex.org/keywords/hyperfine-states","display_name":"hyperfine states","score":0.5529999732971191}],"concepts":[{"id":"https://openalex.org/C138777275","wikidata":"https://www.wikidata.org/wiki/Q6884054","display_name":"Mixing (physics)","level":2,"score":0.6491132378578186},{"id":"https://openalex.org/C520434653","wikidata":"https://www.wikidata.org/wiki/Q38867","display_name":"Laser","level":2,"score":0.42794784903526306},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.41281378269195557},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.39074963331222534},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.08868354558944702}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:docs.lib.purdue.edu:dissertations-2897","doi":null,"is_oa":false,"landing_page_url":"https://docs.lib.purdue.edu/dissertations/AAI9808424","pdf_url":null,"source":{"id":"https://openalex.org/S4377196310","display_name":"Purdue e-Pubs (Purdue University System)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I2801333002","host_organization_name":"Purdue University System","host_organization_lineage":["https://openalex.org/I2801333002"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Theses and Dissertations Available from ProQuest","raw_type":"text"},{"id":"mag:1509554264","doi":null,"is_oa":false,"landing_page_url":"https://docs.lib.purdue.edu/cgi/viewcontent.cgi?article=2897&context=dissertations","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/W2046414168","https://openalex.org/W1990405685","https://openalex.org/W181781801","https://openalex.org/W114912398","https://openalex.org/W2065386587","https://openalex.org/W7015473257","https://openalex.org/W2021495316","https://openalex.org/W2081250278","https://openalex.org/W2066351875","https://openalex.org/W2046243760"],"abstract_inverted_index":{"In":[0],"this":[1,57],"study,":[2],"we":[3,136],"extended":[4],"the":[5,8,11,53,70,74,108,117,130,134,138,141,144,149,153,164],"observation":[6],"of":[7,10,13,40,48,52,87,116,140,143],"effect":[9],"coherence":[12,51],"a":[14,46,67,112],"laser":[15,36,54],"field":[16,55,68],"to":[17,129],"four-wave":[18,79,145],"mixing":[19,80,146],"interactions":[20],"in":[21,45,56,69],"atomic":[22],"media.":[23,49],"These":[24,158],"measurements":[25,39],"will":[26],"help":[27],"us":[28],"understand":[29],"quantitatively":[30],"recent":[31],"techniques":[32],"employing":[33],"broad-band":[34],"nanosecond":[35],"pulses":[37],"for":[38],"sub-picosecond":[41],"dipole":[42],"relaxation":[43],"lifetimes":[44],"variety":[47],"The":[50,78],"work":[58],"is":[59,82,103],"controlled":[60],"using":[61],"random":[62],"phase/frequency":[63],"modulation":[64],"techniques,":[65],"creating":[66],"laboratory":[71],"known":[72],"as":[73],"phase":[75],"diffusion":[76],"field.":[77,132],"signal":[81,147],"generated":[83],"by":[84,105],"an":[85],"ensemble":[86],"two-level":[88,101],"atoms":[89,110],"(Na)":[90],"interacting":[91],"with":[92,126,163],"degenerate":[93],"broad-band,":[94],"correlated,":[95],"pump":[96,154],"and":[97,125,155],"probe":[98,156],"fields.":[99],"This":[100],"system":[102],"produced":[104],"optically":[106],"pumping":[107],"sodium":[109],"into":[111],"single":[113],"hyperfine":[114],"component":[115],"ground":[118],"state.":[119],"Data":[120],"sets":[121,160],"were":[122,161],"taken":[123],"without":[124],"noise":[127],"applied":[128],"optical":[131],"For":[133],"latter,":[135],"measured":[137],"dependence":[139],"power":[142],"on":[148],"delay":[150],"times":[151],"between":[152],"beams.":[157],"data":[159],"compared":[162],"computer":[165],"simulation":[166],"results.":[167]},"counts_by_year":[],"updated_date":"2026-09-03T10:48:47.769340","created_date":"2016-06-24T00:00:00"}