{"id":"https://openalex.org/W7222029504","doi":"https://doi.org/10.26434/chemrxiv.15010531/v1","title":"Methodology for Fabricating and Testing Carbon Molecular Sieve (CMS) Dense Film Membranes for Reproducible Permeation Experiments","display_name":"Methodology for Fabricating and Testing Carbon Molecular Sieve (CMS) Dense Film Membranes for Reproducible Permeation Experiments","publication_year":2026,"publication_date":"2026-10-15","ids":{"openalex":"https://openalex.org/W7222029504","doi":"https://doi.org/10.26434/chemrxiv.15010531/v1"},"language":"en","primary_location":{"id":"doi:10.26434/chemrxiv.15010531/v1","doi":"https://doi.org/10.26434/chemrxiv.15010531/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15010531/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15010531/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15010531/v1","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5071503944","display_name":"Deepanjali Roy","orcid":"https://orcid.org/0009-0002-5394-1149","observed_orcids":["https://orcid.org/0009-0002-5394-1149"]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Deepanjali Roy","raw_affiliation_strings":["Department of Chemical and Biomedical Engineering , West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemical and Biomedical Engineering , West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5092772107","display_name":"Nhan H. Khuu","orcid":"https://orcid.org/0009-0000-7806-6681","observed_orcids":["https://orcid.org/0009-0000-7806-6681"]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Nhan H. Khuu","raw_affiliation_strings":["Department of Chemical and Biomedical Engineering , West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemical and Biomedical Engineering , West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5158773662","display_name":"Aidan Ghee","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Aidan Ghee","raw_affiliation_strings":["Department of Chemical and Biomedical Engineering , West Virginia University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemical and Biomedical Engineering , West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5069164780","display_name":"Oishi Sanyal","orcid":"https://orcid.org/0000-0001-5714-7191","observed_orcids":["https://orcid.org/0000-0001-5714-7191"]},"institutions":[{"id":"https://openalex.org/I12097938","display_name":"West Virginia University","ror":"https://ror.org/011vxgd24","country_code":"US","type":"education","lineage":["https://openalex.org/I12097938"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Oishi Sanyal","raw_affiliation_strings":["Department of Chemical and Biomedical Engineering , West Virginia University"],"raw_orcid":"https://orcid.org/0000-0001-5714-7191","affiliations":[{"raw_affiliation_string":"Department of Chemical and Biomedical Engineering , West Virginia University","institution_ids":["https://openalex.org/I12097938"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I12097938"],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":true,"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/T11362","display_name":"Membrane Separation and Gas Transport","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11362","display_name":"Membrane Separation and Gas Transport","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1506","display_name":"Filtration and Separation"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10197","display_name":"Membrane Separation Technologies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12038","display_name":"Covalent Organic Framework Applications","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/carbon-molecular-sieve-membranes","display_name":"carbon molecular sieve membranes","score":0.9779999852180481},{"id":"https://openalex.org/keywords/membrane-cracking","display_name":"membrane cracking","score":0.7319999933242798},{"id":"https://openalex.org/keywords/fluorinated-polyimide","display_name":"fluorinated polyimide","score":0.8009999990463257},{"id":"https://openalex.org/keywords/membrane-casting","display_name":"membrane casting","score":0.609000027179718},{"id":"https://openalex.org/keywords/gas-bypass","display_name":"gas bypass","score":0.6010000109672546},{"id":"https://openalex.org/keywords/gas-separation","display_name":"gas separation","score":0.6510000228881836},{"id":"https://openalex.org/keywords/reproducibility","display_name":"reproducibility","score":0.6809999942779541}],"concepts":[{"id":"https://openalex.org/C50670333","wikidata":"https://www.wikidata.org/wiki/Q907651","display_name":"Permeation","level":3,"score":0.8476999998092651},{"id":"https://openalex.org/C41625074","wikidata":"https://www.wikidata.org/wiki/Q176088","display_name":"Membrane","level":2,"score":0.7745000123977661},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.7095000147819519},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.5223000049591064},{"id":"https://openalex.org/C36759035","wikidata":"https://www.wikidata.org/wiki/Q176848","display_name":"Pyrolysis","level":2,"score":0.4894999861717224},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","level":1,"score":0.4523000121116638},{"id":"https://openalex.org/C105281773","wikidata":"https://www.wikidata.org/wiki/Q910229","display_name":"Molecular sieve","level":3,"score":0.3637999892234802},{"id":"https://openalex.org/C166595027","wikidata":"https://www.wikidata.org/wiki/Q143983","display_name":"Epoxy","level":2,"score":0.3434000015258789},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.33320000767707825},{"id":"https://openalex.org/C18411161","wikidata":"https://www.wikidata.org/wiki/Q17050218","display_name":"Gas separation","level":3,"score":0.3197999894618988},{"id":"https://openalex.org/C136478896","wikidata":"https://www.wikidata.org/wiki/Q898288","display_name":"Brittleness","level":2,"score":0.3034999966621399},{"id":"https://openalex.org/C2779578285","wikidata":"https://www.wikidata.org/wiki/Q146322","display_name":"Polyurethane","level":2,"score":0.27730000019073486},{"id":"https://openalex.org/C16635281","wikidata":"https://www.wikidata.org/wiki/Q496098","display_name":"Casting","level":2,"score":0.2694000005722046}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.26434/chemrxiv.15010531/v1","doi":"https://doi.org/10.26434/chemrxiv.15010531/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15010531/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15010531/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.26434/chemrxiv.15010531/v1","doi":"https://doi.org/10.26434/chemrxiv.15010531/v1","is_oa":true,"landing_page_url":"https://doi.org/10.26434/chemrxiv.15010531/v1","pdf_url":"https://chemrxiv.org/doi/pdf/10.26434/chemrxiv.15010531/v1","source":{"id":"https://openalex.org/S4393918830","display_name":"ChemRxiv","issn_l":"2573-2293","issn":["2573-2293"],"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":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"sustainable_development_goals":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G8323414941","display_name":"RII Track-2 FEC: Tri-state Research Institute of Manufacturing for Managing CO2 (TRIMMing CO2)","funder_award_id":"2119688","funder_id":"https://openalex.org/F4320306076","funder_display_name":"National Science Foundation"}],"funders":[{"id":"https://openalex.org/F4320306076","display_name":"National Science Foundation","ror":"https://ror.org/021nxhr62"},{"id":"https://openalex.org/F4320317258","display_name":"West Virginia Higher Education Policy Commission","ror":"https://ror.org/01yaers16"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7222029504.pdf","grobid_xml":"https://content.openalex.org/works/W7222029504.grobid-xml"},"referenced_works_count":17,"referenced_works":["https://openalex.org/W1464885205","https://openalex.org/W1976584481","https://openalex.org/W1992309145","https://openalex.org/W2018499395","https://openalex.org/W2237239333","https://openalex.org/W2518415076","https://openalex.org/W2569099482","https://openalex.org/W2770793398","https://openalex.org/W2981113137","https://openalex.org/W3119203817","https://openalex.org/W4200187291","https://openalex.org/W4206160265","https://openalex.org/W4282925825","https://openalex.org/W4311282815","https://openalex.org/W4387824377","https://openalex.org/W4391751890","https://openalex.org/W4392782747"],"related_works":["https://openalex.org/W4391751890","https://openalex.org/W3032957067","https://openalex.org/W4407352537","https://openalex.org/W2478719627","https://openalex.org/W98614579","https://openalex.org/W3193208087","https://openalex.org/W2890209272","https://openalex.org/W2141809072","https://openalex.org/W2110323437","https://openalex.org/W2769463037"],"abstract_inverted_index":{"Carbon":[0],"molecular":[1],"sieve":[2],"(CMS)":[3],"membranes":[4,95,134],"are":[5,140,145],"promising":[6],"for":[7,49,124,147],"demanding":[8],"gas":[9,41,107,151],"separations,":[10],"but":[11,144],"their":[12,86],"brittleness":[13],"after":[14,28],"pyrolysis":[15,29],"makes":[16],"dense-film":[17],"permeation":[18,35,116,152],"testing":[19,52,128],"difficult":[20],"and":[21,51,82,85,111,127,135,149],"often":[22,141],"irreproducible.":[23],"Membranes":[24],"that":[25,139],"appear":[26],"defect-free":[27],"can":[30],"crack":[31],"during":[32,109,115],"handling,":[33],"masking,":[34],"cell":[36],"assembly,":[37],"vacuum":[38],"evacuation":[39],"or":[40,102],"pressurization.":[42],"This":[43,118],"work":[44],"presents":[45],"a":[46,121],"practical":[47,137],"procedure":[48],"fabricating":[50],"CMS":[53,60,131,155],"dense":[54,132],"films":[55],"prepared":[56],"from":[57],"fluorinated":[58],"polyimide-based":[59],"membranes.":[61,156],"We":[62],"investigated":[63],"several":[64],"experimental":[65],"factors":[66],"such":[67],"as":[68],"polymer":[69],"concentration,":[70],"membrane":[71],"casting":[72],"in":[73],"glove":[74],"bag,":[75],"epoxy":[76,112],"selection,":[77],"filter":[78],"paper":[79],"support,":[80],"masking":[81,126],"pressure":[83],"loading,":[84],"resulting":[87],"impact":[88],"on":[89],"the":[90,94],"mechanical":[91],"stability":[92],"of":[93,98,129],"Careful":[96],"control":[97],"these":[99],"steps":[100],"reduced":[101],"entirely":[103],"mitigated":[104],"film":[105,133],"cracking,":[106],"bypass":[108],"testing,":[110],"seal":[113],"failure":[114],"measurements.":[117],"study":[119],"provides":[120],"reliable":[122],"method":[123],"casting,":[125],"fragile":[130],"addresses":[136],"details":[138],"not":[142],"reported,":[143],"important":[146],"successful":[148],"reproducible":[150],"data":[153],"with":[154]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2026-10-16T00:00:00"}