{"id":"https://openalex.org/W2110040723","doi":null,"title":"Dehydration of Methanol to Dimethyl Ether Employing Modified H-ZSM-5 Catalysts","display_name":"Dehydration of Methanol to Dimethyl Ether Employing Modified H-ZSM-5 Catalysts","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W2110040723","mag":"2110040723"},"language":"en","primary_location":{"id":"pmh:oai:doaj.org/article:ab9ba8848987468e960016adf2949699","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/ab9ba8848987468e960016adf2949699","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Iranian Journal of Chemical Engineering, Vol 6, Iss 1, Pp 3-11 (2009)","raw_type":"article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["doaj"],"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/A5017055405","display_name":"Nahid Khandan","orcid":"https://orcid.org/0000-0002-2563-1744","observed_orcids":["https://orcid.org/0000-0002-2563-1744"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nahid Khandan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056911582","display_name":"Mohammad Kazemeini","orcid":"https://orcid.org/0000-0001-5681-962X","observed_orcids":["https://orcid.org/0000-0001-5681-962X"]},"institutions":[{"id":"https://openalex.org/I133529467","display_name":"Sharif University of Technology","ror":"https://ror.org/024c2fq17","country_code":"IR","type":"education","lineage":["https://openalex.org/I133529467"]}],"countries":["IR"],"is_corresponding":false,"raw_author_name":"Mohammad Kazemeini","raw_affiliation_strings":["Sharif University of Technology"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sharif University of Technology","institution_ids":["https://openalex.org/I133529467"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5022546945","display_name":"Mahmoud Aghaziarati","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Mahmoud Aghaziarati","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":13,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"6","issue":"1","first_page":"3","last_page":"11"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10353","display_name":"Zeolite Catalysis and Synthesis","score":0.9398999810218811,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"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/T10353","display_name":"Zeolite Catalysis and Synthesis","score":0.9398999810218811,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"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/T10495","display_name":"Catalysts for Methane Reforming","score":0.050200000405311584,"subfield":{"id":"https://openalex.org/subfields/1503","display_name":"Catalysis"},"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/T11825","display_name":"Catalysis and Oxidation Reactions","score":0.0038999998942017555,"subfield":{"id":"https://openalex.org/subfields/1503","display_name":"Catalysis"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/methanol-dehydration","display_name":"methanol dehydration","score":0.9810000061988831},{"id":"https://openalex.org/keywords/dimethyl-ether-synthesis","display_name":"dimethyl ether synthesis","score":0.9279999732971191},{"id":"https://openalex.org/keywords/hzsm-5-zeolite","display_name":"HZSM-5 zeolite","score":0.9639999866485596},{"id":"https://openalex.org/keywords/zeolite-modification","display_name":"zeolite modification","score":0.7459999918937683},{"id":"https://openalex.org/keywords/acid-site-strength","display_name":"acid site strength","score":0.6990000009536743},{"id":"https://openalex.org/keywords/weak-acid-sites","display_name":"weak acid sites","score":0.6940000057220459},{"id":"https://openalex.org/keywords/catalyst-stability","display_name":"catalyst stability","score":0.652999997138977},{"id":"https://openalex.org/keywords/conversion-and-selectivity","display_name":"conversion and selectivity","score":0.6970000267028809}],"concepts":[{"id":"https://openalex.org/C2779300417","wikidata":"https://www.wikidata.org/wiki/Q408050","display_name":"Dimethyl ether","level":3,"score":0.9685915112495422},{"id":"https://openalex.org/C2779607525","wikidata":"https://www.wikidata.org/wiki/Q14982","display_name":"Methanol","level":2,"score":0.9109606742858887},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.8325508832931519},{"id":"https://openalex.org/C118792377","wikidata":"https://www.wikidata.org/wiki/Q108584245","display_name":"Selectivity","level":3,"score":0.7587795257568359},{"id":"https://openalex.org/C2778533180","wikidata":"https://www.wikidata.org/wiki/Q3040267","display_name":"ZSM-5","level":4,"score":0.7160696983337402},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6644514203071594},{"id":"https://openalex.org/C2778769901","wikidata":"https://www.wikidata.org/wiki/Q194290","display_name":"Dehydration","level":2,"score":0.6363751888275146},{"id":"https://openalex.org/C2778077586","wikidata":"https://www.wikidata.org/wiki/Q181332","display_name":"Zeolite","level":3,"score":0.6196556091308594},{"id":"https://openalex.org/C2781047139","wikidata":"https://www.wikidata.org/wiki/Q1634792","display_name":"Acid strength","level":4,"score":0.5901457071304321},{"id":"https://openalex.org/C2780407432","wikidata":"https://www.wikidata.org/wiki/Q103230","display_name":"Ether","level":2,"score":0.5746798515319824},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.45928215980529785},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.4562084376811981},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.2279520034790039},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:doaj.org/article:ab9ba8848987468e960016adf2949699","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/ab9ba8848987468e960016adf2949699","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"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":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Iranian Journal of Chemical Engineering, Vol 6, Iss 1, Pp 3-11 (2009)","raw_type":"article"},{"id":"mag:2110040723","doi":null,"is_oa":false,"landing_page_url":"https://www.sid.ir/en/VEWSSID/J_pdf/102420090101.pdf","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":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":17,"referenced_works":["https://openalex.org/W10249087","https://openalex.org/W1964282820","https://openalex.org/W1988245209","https://openalex.org/W1990457467","https://openalex.org/W1995004199","https://openalex.org/W2004006391","https://openalex.org/W2006053803","https://openalex.org/W2006965930","https://openalex.org/W2020699674","https://openalex.org/W2035015311","https://openalex.org/W2050073958","https://openalex.org/W2056790315","https://openalex.org/W2068746804","https://openalex.org/W2072161359","https://openalex.org/W2078760647","https://openalex.org/W2112472811","https://openalex.org/W2139295916"],"related_works":["https://openalex.org/W1972327058","https://openalex.org/W1970788752","https://openalex.org/W2112472811","https://openalex.org/W4408602463","https://openalex.org/W2037223129","https://openalex.org/W2529526872","https://openalex.org/W2056790315","https://openalex.org/W2328934072","https://openalex.org/W2044447553","https://openalex.org/W2008067673"],"abstract_inverted_index":{"Synthesis":[0],"of":[1,34,41,50,60,69,102,124],"Dimethyl":[2],"ether":[3,104],"from":[4,105],"methanol":[5,106,125],"was":[6,98,134],"investigated":[7],"over":[8],"H-ZSM-5":[9,12,77],"and":[10,19,30,53,71,83,132],"promoted":[11],"catalysts":[13,92],"employing":[14],"Mg,":[15],"Na,":[16,51],"Zr,":[17],"Al":[18,72],"Zn":[20,52],"components.":[21],"All":[22],"samples":[23],"were":[24],"characterized":[25],"by":[26],"AAS,":[27],"BET,":[28],"XRD":[29],"TPD":[31,35],"analyses.":[32],"Results":[33],"analysis":[36],"indicated":[37],"that":[38,100],"the":[39,48,58,67],"number":[40,59],"weak":[42,114],"strength":[43,62],"acid":[44,63],"sites":[45,64,110],"increased":[46,65],"on":[47,66,108],"surface":[49,68],"Mg":[54],"modified":[55,73,76,91],"H-ZSM-5,":[56],"while":[57,89],"medium":[61,112],"Zr":[70],"H-ZSM-5.":[74],"Zr-":[75],"zeolite":[78],"exhibited":[79,93],"higher":[80],"activity":[81],"(94%)":[82],"selectivity":[84,131],"(99%)":[85],"than":[86],"other":[87],"materials":[88],"all":[90],"good":[94],"stability.":[95],"Ultimately,":[96],"it":[97],"concluded":[99],"production":[101],"dimethyl":[103],"occurred":[107],"acidic":[109],"with":[111,128],"and/or":[113],"strengths.":[115],"In":[116],"this":[117],"direction,":[118],"an":[119],"optimum":[120],"catalyst":[121],"for":[122],"dehydration":[123],"to":[126],"DME":[127],"high":[129],"conversion,":[130],"stability":[133],"developed.":[135]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}