{"id":"https://openalex.org/W2010715500","doi":"https://doi.org/10.1002/bscb.19780870203","title":"Molecular vibrational analysis of tetramethyl compounds of fourth group elements","display_name":"Molecular vibrational analysis of tetramethyl compounds of fourth group elements","publication_year":1978,"publication_date":"1978-01-01","ids":{"openalex":"https://openalex.org/W2010715500","doi":"https://doi.org/10.1002/bscb.19780870203","mag":"2010715500"},"language":"en","primary_location":{"id":"doi:10.1002/bscb.19780870203","doi":"https://doi.org/10.1002/bscb.19780870203","is_oa":false,"landing_page_url":"https://doi.org/10.1002/bscb.19780870203","pdf_url":null,"source":{"id":"https://openalex.org/S82954977","display_name":"Bulletin des Soci\u00e9t\u00e9s Chimiques Belges","issn_l":"0037-9646","issn":["0037-9646"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bulletin des Soci\u00e9t\u00e9s Chimiques Belges","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5110014613","display_name":"Rama Kalia","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I84279003","display_name":"Indian Institute of Petroleum","ror":"https://ror.org/04gavx394","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702","https://openalex.org/I84279003"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"(Miss) Rama Kalia","raw_affiliation_strings":["Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005","institution_ids":["https://openalex.org/I84279003"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5018029633","display_name":"Lalji Dixit","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I84279003","display_name":"Indian Institute of Petroleum","ror":"https://ror.org/04gavx394","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702","https://openalex.org/I84279003"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Lalji Dixit","raw_affiliation_strings":["Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005","institution_ids":["https://openalex.org/I84279003"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5102900511","display_name":"Poonam Gupta","orcid":"https://orcid.org/0000-0003-3776-5982","observed_orcids":["https://orcid.org/0000-0003-3776-5982"]},"institutions":[{"id":"https://openalex.org/I84279003","display_name":"Indian Institute of Petroleum","ror":"https://ror.org/04gavx394","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I4210134808","https://openalex.org/I66760702","https://openalex.org/I84279003"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"P. L. Gupta","raw_affiliation_strings":["Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Analytical Physics Section, Indian Institute of Petroleum, Dehra Dun-248005","institution_ids":["https://openalex.org/I84279003"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I84279003"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"87","issue":"2","first_page":"93","last_page":"103"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12967","display_name":"Molecular Spectroscopy and Structure","score":0.9682999849319458,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12967","display_name":"Molecular Spectroscopy and Structure","score":0.9682999849319458,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11324","display_name":"Spectroscopy Techniques in Biomedical and Chemical Research","score":0.0210999995470047,"subfield":{"id":"https://openalex.org/subfields/1304","display_name":"Biophysics"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11177","display_name":"Spectroscopy and Quantum Chemical Studies","score":0.003700000001117587,"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/group-14-elements","display_name":"group 14 elements","score":0.7279999852180481},{"id":"https://openalex.org/keywords/vibrational-modes","display_name":"vibrational modes","score":0.6869999766349792},{"id":"https://openalex.org/keywords/force-fields","display_name":"force fields","score":0.5889999866485596},{"id":"https://openalex.org/keywords/coriolis-coupling-constants","display_name":"Coriolis coupling constants","score":0.7630000114440918},{"id":"https://openalex.org/keywords/l-matrices","display_name":"L-matrices","score":0.7929999828338623},{"id":"https://openalex.org/keywords/kinematic-coupling","display_name":"kinematic coupling","score":0.7900000214576721},{"id":"https://openalex.org/keywords/vibrational-constants","display_name":"vibrational constants","score":0.7020000219345093},{"id":"https://openalex.org/keywords/tetrahedral-molecules","display_name":"tetrahedral molecules","score":0.8820000290870667},{"id":"https://openalex.org/keywords/compliance-constants","display_name":"compliance constants","score":0.8629999756813049},{"id":"https://openalex.org/keywords/point-mass-model","display_name":"point mass model","score":0.7900000214576721},{"id":"https://openalex.org/keywords/infrared-and-raman-spectra","display_name":"IR and Raman spectra","score":0.597000002861023}],"concepts":[{"id":"https://openalex.org/C2781311116","wikidata":"https://www.wikidata.org/wiki/Q83306","display_name":"Group (periodic table)","level":2,"score":0.5786016583442688},{"id":"https://openalex.org/C40003534","wikidata":"https://www.wikidata.org/wiki/Q862228","display_name":"Raman spectroscopy","level":2,"score":0.5722853541374207},{"id":"https://openalex.org/C32909587","wikidata":"https://www.wikidata.org/wiki/Q11369","display_name":"Molecule","level":2,"score":0.5501903295516968},{"id":"https://openalex.org/C105239961","wikidata":"https://www.wikidata.org/wiki/Q160003","display_name":"Tetrahedron","level":2,"score":0.5446109771728516},{"id":"https://openalex.org/C183276030","wikidata":"https://www.wikidata.org/wiki/Q1193095","display_name":"Coupling constant","level":2,"score":0.537868082523346},{"id":"https://openalex.org/C147597530","wikidata":"https://www.wikidata.org/wiki/Q369472","display_name":"Computational chemistry","level":1,"score":0.532231867313385},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.520280659198761},{"id":"https://openalex.org/C131584629","wikidata":"https://www.wikidata.org/wiki/Q4308705","display_name":"Coupling (piping)","level":2,"score":0.518043041229248},{"id":"https://openalex.org/C198394728","wikidata":"https://www.wikidata.org/wiki/Q3695508","display_name":"Vibration","level":2,"score":0.5024042129516602},{"id":"https://openalex.org/C127709339","wikidata":"https://www.wikidata.org/wiki/Q2677111","display_name":"Tetrahedral molecular geometry","level":3,"score":0.4969499409198761},{"id":"https://openalex.org/C10803110","wikidata":"https://www.wikidata.org/wiki/Q1341441","display_name":"Force field (fiction)","level":2,"score":0.4595765769481659},{"id":"https://openalex.org/C24123453","wikidata":"https://www.wikidata.org/wiki/Q900121","display_name":"Molecular vibration","level":3,"score":0.45456933975219727},{"id":"https://openalex.org/C158355884","wikidata":"https://www.wikidata.org/wiki/Q11388","display_name":"Infrared","level":2,"score":0.4153045117855072},{"id":"https://openalex.org/C2992321928","wikidata":"https://www.wikidata.org/wiki/Q170282","display_name":"Force constant","level":3,"score":0.41180646419525146},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.41086018085479736},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.3777755796909332},{"id":"https://openalex.org/C41999313","wikidata":"https://www.wikidata.org/wiki/Q489328","display_name":"Molecular physics","level":1,"score":0.34969407320022583},{"id":"https://openalex.org/C8010536","wikidata":"https://www.wikidata.org/wiki/Q160398","display_name":"Crystallography","level":1,"score":0.3160422444343567},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.30175918340682983},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.2826175093650818},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.1954772174358368},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.14013811945915222},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.11197847127914429},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.09220439195632935},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/bscb.19780870203","doi":"https://doi.org/10.1002/bscb.19780870203","is_oa":false,"landing_page_url":"https://doi.org/10.1002/bscb.19780870203","pdf_url":null,"source":{"id":"https://openalex.org/S82954977","display_name":"Bulletin des Soci\u00e9t\u00e9s Chimiques Belges","issn_l":"0037-9646","issn":["0037-9646"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Bulletin des Soci\u00e9t\u00e9s Chimiques Belges","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W1976024163","https://openalex.org/W1976952622","https://openalex.org/W1977128079","https://openalex.org/W2010799271","https://openalex.org/W2018024381","https://openalex.org/W2020060113","https://openalex.org/W2035162355","https://openalex.org/W2039180504","https://openalex.org/W2043608773","https://openalex.org/W2057147402","https://openalex.org/W2057709141","https://openalex.org/W2072985651","https://openalex.org/W2075012652","https://openalex.org/W2085807654","https://openalex.org/W2093885578","https://openalex.org/W2121368003","https://openalex.org/W2942723430","https://openalex.org/W4210434946"],"related_works":["https://openalex.org/W2330940023","https://openalex.org/W3123074702","https://openalex.org/W2093612676","https://openalex.org/W1988235100","https://openalex.org/W1977128079","https://openalex.org/W2034151956","https://openalex.org/W2057399351","https://openalex.org/W320550241","https://openalex.org/W2078396674","https://openalex.org/W2094895603"],"abstract_inverted_index":{"Abstract":[0],"The":[1,27,46,60],"nature":[2],"of":[3,29,37,69,78],"molecular":[4],"vibrations":[5],"has":[6,53,87],"been":[7,32,54,64,88],"analysed":[8,56],"for":[9,91,114],"(CH3)4":[10],"M":[11],"compounds,":[12],"M\uf8feC,":[13],"Si,":[14],"Ge,":[15],"Sn":[16],"and":[17,23,40,83,112],"Pb,":[18],"using":[19,34],"recent":[20],"Raman/IR":[21],"data":[22],"group":[24],"theoretical":[25],"approach.":[26],"forms":[28],"F2\u2010vibrations":[30],"have":[31,62],"discussed":[33,65],"the":[35,67,116],"properties":[36],"L\u2212":[38],"matrices":[39],"experimental":[41],"Coriolis":[42],"coupling":[43,71,111],"constant":[44],"data.":[45],"overall":[47],"force":[48],"field":[49],"available":[50],"so":[51],"far,":[52],"critically":[55],"following":[57],"Isotoni's":[58],"criterion.":[59],"results":[61,106],"also":[63],"in":[66],"light":[68],"kinematic":[70,110],"(T":[72],"=":[73],"G3":[74],"4/\u221adet/G/),":[75],"vibrational":[76],"constants":[77],"tetrahedral":[79],"molecules,":[80],"(M\u2010C)":[81],"bonding":[82],"compliance":[84],"constants.":[85],"It":[86],"observed":[89],"that":[90],"tetramethyl":[92],"compounds":[93],"with":[94],"lighter":[95],"central":[96],"mass":[97],"(M),":[98],"any":[99],"approximation":[100],"method":[101],"would":[102],"give":[103],"less":[104,120],"satisfactory":[105],"due":[107],"to":[108],"excessive":[109],"hence":[113],"neo\u2010pentane":[115],"\u201cpoint\u2010mass":[117],"model\u201d":[118],"is":[119],"valid.":[121]},"counts_by_year":[],"updated_date":"2026-10-30T12:39:25.321706","created_date":"2016-06-24T00:00:00"}