{"id":"https://openalex.org/W7204548468","doi":"https://doi.org/10.3103/s1068364x26600466","title":"Extracting Rare Elements from Coal","display_name":"Extracting Rare Elements from Coal","publication_year":2026,"publication_date":"2026-05-01","ids":{"openalex":"https://openalex.org/W7204548468","doi":"https://doi.org/10.3103/s1068364x26600466"},"language":"en","primary_location":{"id":"doi:10.3103/s1068364x26600466","doi":"https://doi.org/10.3103/s1068364x26600466","is_oa":false,"landing_page_url":"https://doi.org/10.3103/s1068364x26600466","pdf_url":null,"source":{"id":"https://openalex.org/S189275470","display_name":"Coke and Chemistry","issn_l":"1068-364X","issn":["1068-364X","1934-8398"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-c","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320267","host_organization_name":"Pleiades Publishing","host_organization_lineage":["https://openalex.org/P4310320267","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Pleiades Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Coke and Chemistry","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/A5068950114","display_name":"Konstantin K. Razmakhnin","orcid":"https://orcid.org/0000-0003-2944-7642","observed_orcids":["https://orcid.org/0000-0003-2944-7642"]},"institutions":[{"id":"https://openalex.org/I192758561","display_name":"Transbaikal State University","ror":"https://ror.org/00d55g310","country_code":"RU","type":"education","lineage":["https://openalex.org/I192758561"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"K. K. Razhmakhnin","raw_affiliation_strings":["Transbaikal State University, 672039, Chita, Russia"],"raw_orcid":"https://orcid.org/0000-0003-2944-7642","affiliations":[{"raw_affiliation_string":"Transbaikal State University, 672039, Chita, Russia","institution_ids":["https://openalex.org/I192758561"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5072559153","display_name":"\u041b. \u0412. \u0428\u0443\u043c\u0438\u043b\u043e\u0432\u0430","orcid":"https://orcid.org/0000-0001-5991-9204","observed_orcids":["https://orcid.org/0000-0001-5991-9204"]},"institutions":[{"id":"https://openalex.org/I192758561","display_name":"Transbaikal State University","ror":"https://ror.org/00d55g310","country_code":"RU","type":"education","lineage":["https://openalex.org/I192758561"]}],"countries":["RU"],"is_corresponding":true,"raw_author_name":"L. V. Shumilova","raw_affiliation_strings":["Transbaikal State University, 672039, Chita, Russia"],"raw_orcid":"https://orcid.org/0000-0001-5991-9204","affiliations":[{"raw_affiliation_string":"Transbaikal State University, 672039, Chita, Russia","institution_ids":["https://openalex.org/I192758561"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5068950114","https://openalex.org/A5072559153"],"corresponding_institution_ids":["https://openalex.org/I192758561"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"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":"69","issue":"5","first_page":"286","last_page":"290"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12218","display_name":"Coal and Its By-products","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T12218","display_name":"Coal and Its By-products","score":0.9922000169754028,"subfield":{"id":"https://openalex.org/subfields/1906","display_name":"Geochemistry and Petrology"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11091","display_name":"Extraction and Separation Processes","score":0.006099999882280827,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T14428","display_name":"Coal and Coke Industries Research","score":0.0017000000225380063,"subfield":{"id":"https://openalex.org/subfields/2103","display_name":"Fuel Technology"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/rare-earth-elements","display_name":"rare earth elements","score":0.7910000085830688},{"id":"https://openalex.org/keywords/rare-elements","display_name":"rare elements","score":0.671999990940094},{"id":"https://openalex.org/keywords/lignite-combustion","display_name":"lignite combustion","score":0.8579999804496765},{"id":"https://openalex.org/keywords/hydrometallurgical-extraction","display_name":"hydrometallurgical extraction","score":0.7739999890327454},{"id":"https://openalex.org/keywords/acid-leaching","display_name":"acid leaching","score":0.9610000252723694},{"id":"https://openalex.org/keywords/ultrasound-assisted-leaching","display_name":"ultrasound-assisted leaching","score":0.8679999709129333},{"id":"https://openalex.org/keywords/titanium","display_name":"titanium","score":0.45399999618530273},{"id":"https://openalex.org/keywords/strontium","display_name":"strontium","score":0.9990000128746033},{"id":"https://openalex.org/keywords/gallium","display_name":"gallium","score":1.0},{"id":"https://openalex.org/keywords/rubidium","display_name":"rubidium","score":0.9990000128746033},{"id":"https://openalex.org/keywords/dust-capture","display_name":"dust trapping","score":0.6359999775886536}],"concepts":[{"id":"https://openalex.org/C2983155866","wikidata":"https://www.wikidata.org/wiki/Q7294540","display_name":"Rare earth","level":2,"score":0.7944999933242798},{"id":"https://openalex.org/C90982505","wikidata":"https://www.wikidata.org/wiki/Q16938886","display_name":"Leaching (pedology)","level":3,"score":0.6644999980926514},{"id":"https://openalex.org/C518851703","wikidata":"https://www.wikidata.org/wiki/Q24489","display_name":"Coal","level":2,"score":0.6585000157356262},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.621399998664856},{"id":"https://openalex.org/C29098216","wikidata":"https://www.wikidata.org/wiki/Q638009","display_name":"Retort","level":2,"score":0.5928999781608582},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.42399999499320984},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.41190001368522644},{"id":"https://openalex.org/C87343466","wikidata":"https://www.wikidata.org/wiki/Q236139","display_name":"Fly ash","level":2,"score":0.40049999952316284},{"id":"https://openalex.org/C188471824","wikidata":"https://www.wikidata.org/wiki/Q5137808","display_name":"Coal combustion products","level":3,"score":0.3573000133037567},{"id":"https://openalex.org/C34468078","wikidata":"https://www.wikidata.org/wiki/Q1306723","display_name":"Volatiles","level":2,"score":0.3452000021934509},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3452000021934509},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.3384999930858612},{"id":"https://openalex.org/C2778739064","wikidata":"https://www.wikidata.org/wiki/Q20649991","display_name":"Trace Amounts","level":3,"score":0.30239999294281006},{"id":"https://openalex.org/C5413467","wikidata":"https://www.wikidata.org/wiki/Q7939996","display_name":"Volatilisation","level":2,"score":0.301800012588501},{"id":"https://openalex.org/C175944049","wikidata":"https://www.wikidata.org/wiki/Q2205307","display_name":"Bottom ash","level":3,"score":0.2980000078678131},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.29670000076293945},{"id":"https://openalex.org/C188442228","wikidata":"https://www.wikidata.org/wiki/Q48286","display_name":"Pulp (tooth)","level":2,"score":0.28630000352859497},{"id":"https://openalex.org/C3017886887","wikidata":"https://www.wikidata.org/wiki/Q320173","display_name":"Combustion products","level":3,"score":0.274399995803833},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.2680000066757202}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.3103/s1068364x26600466","doi":"https://doi.org/10.3103/s1068364x26600466","is_oa":false,"landing_page_url":"https://doi.org/10.3103/s1068364x26600466","pdf_url":null,"source":{"id":"https://openalex.org/S189275470","display_name":"Coke and Chemistry","issn_l":"1068-364X","issn":["1068-364X","1934-8398"],"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":["dongbi-c","poland-20","russia-white-list-3"],"host_organization":"https://openalex.org/P4310320267","host_organization_name":"Pleiades Publishing","host_organization_lineage":["https://openalex.org/P4310320267","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Pleiades Publishing","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Coke and Chemistry","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Responsible consumption and production","score":0.833299994468689,"id":"https://metadata.un.org/sdg/12"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":9,"referenced_works":["https://openalex.org/W2041875241","https://openalex.org/W2801557720","https://openalex.org/W2898717844","https://openalex.org/W2909350724","https://openalex.org/W2911329431","https://openalex.org/W2921202984","https://openalex.org/W2929868459","https://openalex.org/W2978747930","https://openalex.org/W3023775971"],"related_works":["https://openalex.org/W2907192283","https://openalex.org/W3172396781","https://openalex.org/W7162865841","https://openalex.org/W4416861380","https://openalex.org/W4297034781","https://openalex.org/W3045299123","https://openalex.org/W2356002635","https://openalex.org/W2271128428","https://openalex.org/W78045935","https://openalex.org/W4388997229"],"abstract_inverted_index":{"Abstract":[0],"The":[1,58,113,131,184],"possibility":[2],"of":[3,18,35,53,60,101,116,133,168,180,193],"extracting":[4],"rare":[5,7,80,102,134,136,149,151,207],"and":[6,41,46,93,120,135,150,178,208,214],"earth":[8,137,152],"metals":[9,103,138,153],"from":[10,20,163],"volatile":[11,95,123,165,190],"ash":[12,166,191],"residues":[13,167,192],"formed":[14],"in":[15,24,91,109,125,139,217],"the":[16,21,54,67,110,117,126,140,164,189,202,206],"combustion":[17,52,170],"lignite":[19,55,118,169],"Transbaikal":[22],"territory":[23],"a":[25,36,39,42,75,94,99],"semicoking":[26,127],"furnace":[27,37,128],"is":[28,49,63,72,88,98,129,143,146,199],"considered.":[29],"A":[30],"semicoke":[31],"separation":[32],"system":[33],"consisting":[34],"with":[38,173,182],"retort":[40],"unit":[43],"for":[44,51,188],"gas":[45],"dust":[47,61,69],"capture":[48,62],"used":[50,90],"at":[56],"500\u2013550\u00b0C.":[57],"efficiency":[59],"95%.":[64],"After":[65],"combustion,":[66],"captured":[68],"(volatile":[70],"products)":[71],"enriched":[73],"(by":[74],"hydrometallurgical":[76],"method)":[77],"to":[78,201],"extract":[79],"elements":[81,210],"(metals).":[82],"This":[83],"technology":[84],"yields":[85],"semicoke,":[86],"which":[87,97],"widely":[89],"industry,":[92],"component,":[96],"source":[100],"(if":[104],"they":[105],"are":[106,195,220],"also":[107],"present":[108],"initial":[111],"lignite).":[112],"elemental":[114],"composition":[115],"samples":[119],"their":[121],"ashy":[122],"products":[124],"determined.":[130],"content":[132],"production":[141],"solution":[142],"established.":[144],"It":[145],"found":[147],"that":[148,205],"(Ga,":[154],"Rb,":[155],"Ti,":[156],"Sr,":[157],"Zr,":[158],"Ge)":[159],"may":[160],"be":[161],"extracted":[162],"by":[171],"leaching":[172,186],"acids":[174],"(HNO3,":[175],"H2SO4,":[176],"HCl,":[177],"mixtures":[179],"HNO3":[181],"HCl).":[183],"best":[185],"conditions":[187],"coal":[194],"observed":[196],"when":[197],"ultrasound":[198],"applied":[200],"pulp":[203],"so":[204],"trace":[209],"(titanium,":[211],"strontium,":[212],"gallium,":[213],"rubidium)":[215],"required":[216],"high-tech":[218],"industries":[219],"efficiently":[221],"extracted.":[222]},"counts_by_year":[],"updated_date":"2026-08-29T07:29:34.045763","created_date":"2026-08-29T00:00:00"}