{"id":"https://openalex.org/W1992061344","doi":"https://doi.org/10.1180/claymin.1997.032.4.06","title":"A new, efficient, one-step method for the removal of organic matter from clay-containing sediments","display_name":"A new, efficient, one-step method for the removal of organic matter from clay-containing sediments","publication_year":1997,"publication_date":"1997-12-01","ids":{"openalex":"https://openalex.org/W1992061344","doi":"https://doi.org/10.1180/claymin.1997.032.4.06","mag":"1992061344"},"language":"en","primary_location":{"id":"doi:10.1180/claymin.1997.032.4.06","doi":"https://doi.org/10.1180/claymin.1997.032.4.06","is_oa":false,"landing_page_url":"https://doi.org/10.1180/claymin.1997.032.4.06","pdf_url":null,"source":{"id":"https://openalex.org/S134770349","display_name":"Clay Minerals","issn_l":"0009-8558","issn":["0009-8558","1471-8030"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clay Minerals","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":null,"display_name":"L. P. Meier","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"L. P. Meier","raw_affiliation_strings":["Laboratory for Clay Mineralogy, Geotechnical Engineering, Swiss Federal Institute of Technology, Zurich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory for Clay Mineralogy, Geotechnical Engineering, Swiss Federal Institute of Technology, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5076573995","display_name":"A. P. Menegatti","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I35440088","display_name":"ETH Zurich","ror":"https://ror.org/05a28rw58","country_code":"CH","type":"education","lineage":["https://openalex.org/I2799323385","https://openalex.org/I35440088"]}],"countries":["CH"],"is_corresponding":false,"raw_author_name":"A. P. Menegatti","raw_affiliation_strings":["Laboratory for Clay Mineralogy, Geotechnical Engineering, Swiss Federal Institute of Technology, Zurich, Switzerland"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Laboratory for Clay Mineralogy, Geotechnical Engineering, Swiss Federal Institute of Technology, Zurich, Switzerland","institution_ids":["https://openalex.org/I35440088"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I35440088"],"apc_list":{"value":3550,"currency":"USD","value_usd":3550},"apc_paid":null,"fwci":0.3835,"has_fulltext":false,"cited_by_count":54,"citation_normalized_percentile":{"value":0.54005321,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"32","issue":"4","first_page":"557","last_page":"563"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11740","display_name":"Geochemistry and Elemental Analysis","score":0.7949000000953674,"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/T11740","display_name":"Geochemistry and Elemental Analysis","score":0.7949000000953674,"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/T10109","display_name":"Paleontology and Stratigraphy of Fossils","score":0.07429999858140945,"subfield":{"id":"https://openalex.org/subfields/1911","display_name":"Paleontology"},"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/T11852","display_name":"Clay minerals and soil interactions","score":0.03840000182390213,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/organic-matter-removal","display_name":"organic matter removal","score":0.968999981880188},{"id":"https://openalex.org/keywords/one-step-oxidation","display_name":"one-step oxidation","score":0.5429999828338623},{"id":"https://openalex.org/keywords/buffering-effect","display_name":"buffering effect","score":0.47999998927116394},{"id":"https://openalex.org/keywords/black-shales","display_name":"black shales","score":0.597000002861023},{"id":"https://openalex.org/keywords/organic-carbon","display_name":"organic carbon","score":0.5759999752044678},{"id":"https://openalex.org/keywords/cretaceous-sediments","display_name":"Cretaceous sediments","score":0.6990000009536743},{"id":"https://openalex.org/keywords/apennines","display_name":"Apennines","score":0.9210000038146973}],"concepts":[{"id":"https://openalex.org/C48743137","wikidata":"https://www.wikidata.org/wiki/Q1783121","display_name":"Organic matter","level":2,"score":0.7651439905166626},{"id":"https://openalex.org/C158787203","wikidata":"https://www.wikidata.org/wiki/Q900291","display_name":"Total organic carbon","level":2,"score":0.7282925844192505},{"id":"https://openalex.org/C153127940","wikidata":"https://www.wikidata.org/wiki/Q221378","display_name":"Oil shale","level":2,"score":0.703494131565094},{"id":"https://openalex.org/C2780659211","wikidata":"https://www.wikidata.org/wiki/Q181699","display_name":"Carbonate","level":2,"score":0.5436311364173889},{"id":"https://openalex.org/C124681953","wikidata":"https://www.wikidata.org/wiki/Q339062","display_name":"Decomposition","level":2,"score":0.5436304807662964},{"id":"https://openalex.org/C40212044","wikidata":"https://www.wikidata.org/wiki/Q1799034","display_name":"Clay minerals","level":2,"score":0.5401524305343628},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4969964325428009},{"id":"https://openalex.org/C140205800","wikidata":"https://www.wikidata.org/wiki/Q5860","display_name":"Carbon fibers","level":3,"score":0.46989867091178894},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.4513033628463745},{"id":"https://openalex.org/C537181965","wikidata":"https://www.wikidata.org/wiki/Q658","display_name":"Sodium","level":2,"score":0.4490049481391907},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.3706035017967224},{"id":"https://openalex.org/C199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","level":1,"score":0.36086446046829224},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.10825711488723755},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.09792274236679077},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0},{"id":"https://openalex.org/C104779481","wikidata":"https://www.wikidata.org/wiki/Q50707","display_name":"Composite number","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1180/claymin.1997.032.4.06","doi":"https://doi.org/10.1180/claymin.1997.032.4.06","is_oa":false,"landing_page_url":"https://doi.org/10.1180/claymin.1997.032.4.06","pdf_url":null,"source":{"id":"https://openalex.org/S134770349","display_name":"Clay Minerals","issn_l":"0009-8558","issn":["0009-8558","1471-8030"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","jufo-1","norway-1","poland-70","russia-white-list-1"],"host_organization":"https://openalex.org/P4310311721","host_organization_name":"Cambridge University Press","host_organization_lineage":["https://openalex.org/P4310311721","https://openalex.org/P4310311702"],"host_organization_lineage_names":["Cambridge University Press","University of Cambridge"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Clay Minerals","raw_type":"journal-article"},{"id":"mag:2184676708","doi":null,"is_oa":false,"landing_page_url":"https://www.minersoc.org/pages/Archive-CM/Volume_32/32-4-557.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":[{"id":"https://metadata.un.org/sdg/12","score":0.807699978351593,"display_name":"Responsible consumption and production"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W80967055","https://openalex.org/W211335984","https://openalex.org/W1497204853","https://openalex.org/W1972371403","https://openalex.org/W1984989588","https://openalex.org/W2025557282","https://openalex.org/W2040879030","https://openalex.org/W2044625908","https://openalex.org/W2113920295","https://openalex.org/W2132171280","https://openalex.org/W2478284316","https://openalex.org/W2482216212","https://openalex.org/W2727055235","https://openalex.org/W2727163156"],"related_works":["https://openalex.org/W2184676708","https://openalex.org/W7098563056","https://openalex.org/W2040879030","https://openalex.org/W7099286461","https://openalex.org/W2140690888","https://openalex.org/W2041486831","https://openalex.org/W7057028623","https://openalex.org/W2076900173","https://openalex.org/W1995296602","https://openalex.org/W2185825247"],"abstract_inverted_index":{"Abstract":[0],"For":[1],"the":[2,12,44,52,69,72,81],"purpose":[3],"of":[4,14,68,74,92],"clay":[5,55,70],"examination,":[6],"a":[7,47],"new":[8],"one-step":[9],"method":[10],"for":[11],"removal":[13],"organic":[15,49,63],"matter":[16],"was":[17,57,76,83,94],"developed":[18],"using":[19],"sodium":[20,28],"peroxodisulphate":[21],"combined":[22],"with":[23,46],"different":[24],"buffers":[25],"such":[26],"as":[27],"hydrogen":[29,32],"carbonate,":[30],"disodium":[31,35],"phosphate":[33],"and":[34,59,80,87],"tetraborate.":[36],"From":[37],"an":[38],"early":[39],"Cretaceous":[40],"black":[41],"shale":[42],"from":[43],"Apennines":[45],"high":[48],"carbon":[50,93],"content,":[51],"<2":[53],"\u00b5m":[54],"fraction":[56],"separated":[58],"contained":[60],"10.9":[61],"wt%":[62],"carbon.":[64],"To":[65],"prevent":[66],"decomposition":[67],"layers,":[71],"period":[73],"oxidation":[75],"short":[77],"(25-60":[78],"min)":[79],"pH":[82],"kept":[84],"between":[85],"5":[86],"9.5.":[88],"Up":[89],"to":[90],"98%":[91],"removed":[95],"by":[96],"this":[97],"method.":[98]},"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":5},{"year":2017,"cited_by_count":3},{"year":2015,"cited_by_count":2},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":5}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}