{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,31]],"date-time":"2026-10-31T04:11:28Z","timestamp":1793419888643,"version":"4.5.0"},"reference-count":45,"publisher":"Elsevier BV","license":[{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-017"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-012"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2025,12,1]],"date-time":"2025-12-01T00:00:00Z","timestamp":1764547200000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-004"}],"funder":[{"DOI":"10.13039\/501100004480","name":"Shanxi Province Natural Science Foundation","doi-asserted-by":"publisher","award":["202303021211034"],"award-info":[{"award-number":["202303021211034"]}],"id":[{"id":"10.13039\/501100004480","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100004480","name":"Shanxi Province Natural Science Foundation","doi-asserted-by":"publisher","award":["202203021222130"],"award-info":[{"award-number":["202203021222130"]}],"id":[{"id":"10.13039\/501100004480","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["22478270"],"award-info":[{"award-number":["22478270"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100003398","name":"Shanxi Scholarship Council of China","doi-asserted-by":"publisher","award":["2023-084"],"award-info":[{"award-number":["2023-084"]}],"id":[{"id":"10.13039\/501100003398","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Environmental Research"],"published-print":{"date-parts":[[2025,12]]},"DOI":"10.1016\/j.envres.2025.122934","type":"journal-article","created":{"date-parts":[[2025,9,27]],"date-time":"2025-09-27T02:04:24Z","timestamp":1758938664000},"page":"122934","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":6,"special_numbering":"P3","title":["Construction of hierarchical porous carbon for efficient CH4\/N2 and CO2\/N2 separation: Synergistic effect of hydrothermal treatment on regulating pore formation and adsorption performance"],"prefix":"10.1016","volume":"286","author":[{"given":"Huihui","family":"Wang","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2858-0580","authenticated-orcid":false,"given":"Yuqiong","family":"Zhao","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Zhaofu","family":"Liu","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Weijin","family":"Fan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ying","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Guojie","family":"Zhang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.envres.2025.122934_bib1","doi-asserted-by":"crossref","DOI":"10.1016\/j.envres.2021.111945","article-title":"Spent mushroom substrate is capable of physisorption-chemisorption of CO2","volume":"204","author":"Alves","year":"2022","journal-title":"Environ. Res."},{"key":"10.1016\/j.envres.2025.122934_bib2","doi-asserted-by":"crossref","DOI":"10.1016\/j.fuel.2022.126592","article-title":"Physicochemical properties and combustion characteristics of coal gasification fine ash modified by NaOH-HCl hydrothermal treatment","volume":"333","author":"Chen","year":"2023","journal-title":"Fuel"},{"key":"10.1016\/j.envres.2025.122934_bib3","doi-asserted-by":"crossref","first-page":"166","DOI":"10.1016\/j.jpowsour.2016.05.054","article-title":"Preparation of hierarchical porous carbon from waste printed circuit boards for high performance electric double-layer capacitors","volume":"323","author":"Du","year":"2016","journal-title":"J. Power Sources"},{"key":"10.1016\/j.envres.2025.122934_bib4","doi-asserted-by":"crossref","first-page":"769","DOI":"10.1016\/j.jcis.2024.12.211","article-title":"Exceptional CO2 and H2S adsorption by tuning micro\/mesopore ratios with embedded graphene oxide\/N-doped carbon quantum dots in MIL-101(Cr): experimental and computational insights","volume":"683","author":"Fakhraie","year":"2025","journal-title":"J. Colloid Interface Sci."},{"key":"10.1016\/j.envres.2025.122934_bib5","doi-asserted-by":"crossref","DOI":"10.1016\/j.envres.2025.122245","article-title":"Regulating CO2 adsorption performance of lychee seed-based porous carbon materials: insights into oxygen groups and pore structure","volume":"284","author":"Gao","year":"2025","journal-title":"Environ. Res."},{"issue":"29","key":"10.1016\/j.envres.2025.122934_bib6","doi-asserted-by":"crossref","first-page":"25938","DOI":"10.1021\/acsomega.3c01736","article-title":"Tuning lignite structure via hydromodification to promote the formation of coal-based CNTs: exploration for the carbon source of CNTs","volume":"8","author":"Guo","year":"2023","journal-title":"ACS Omega"},{"key":"10.1016\/j.envres.2025.122934_bib7","doi-asserted-by":"crossref","DOI":"10.1016\/j.scitotenv.2022.156905","article-title":"Enhanced electrochemical performance of porous carbon from wheat straw as remolded by hydrothermal processing","volume":"842","author":"He","year":"2022","journal-title":"Sci. Total Environ."},{"key":"10.1016\/j.envres.2025.122934_bib8","doi-asserted-by":"crossref","DOI":"10.1016\/j.envres.2024.120701","article-title":"Multiscale analysis of CO2 adsorption mechanisms on porous carbon: an investigation into the impact of intrinsic defects and pore size","volume":"267","author":"He","year":"2025","journal-title":"Environ. Res."},{"key":"10.1016\/j.envres.2025.122934_bib9","doi-asserted-by":"crossref","DOI":"10.1016\/j.jaap.2021.105047","article-title":"Rational introduction of nitridizing agent to hydrothermal carbonization for enhancing CO2 capture performance of tobacco stalk-based porous carbons","volume":"157","author":"Huang","year":"2021","journal-title":"J. Anal. Appl. Pyrolysis"},{"key":"10.1016\/j.envres.2025.122934_bib10","doi-asserted-by":"crossref","DOI":"10.1016\/j.fuel.2025.135829","article-title":"Pre-oxidating and pre-carbonizing to control the structure of coal tar pitch: the fabrication of N doped hierarchical porous carbon for Zn-ion supercapacitors","volume":"400","author":"Jia","year":"2025","journal-title":"Fuel"},{"issue":"2","key":"10.1016\/j.envres.2025.122934_bib11","doi-asserted-by":"crossref","DOI":"10.1016\/j.jece.2024.112477","article-title":"Enhancement of CH4\/N2 separation capacity of coal-based porous carbons via hydrothermal coupled KOH activation","volume":"12","author":"Lei","year":"2024","journal-title":"J. Environ. Chem. Eng."},{"key":"10.1016\/j.envres.2025.122934_bib12","doi-asserted-by":"crossref","DOI":"10.1016\/j.energy.2020.118561","article-title":"Highly microporous nitrogen-doped carbons from anthracite for effective CO2 capture and CO2\/CH4 separation","volume":"211","author":"Li","year":"2020","journal-title":"Energy"},{"issue":"11","key":"10.1016\/j.envres.2025.122934_bib13","doi-asserted-by":"crossref","first-page":"2872","DOI":"10.1016\/j.cjche.2020.03.031","article-title":"A high-performance biochar produced from bamboo pyrolysis with in-situ nitrogen doping and activation for adsorption of phenol and methylene blue","volume":"28","author":"Li","year":"2020","journal-title":"Chin. J. Chem. Eng."},{"key":"10.1016\/j.envres.2025.122934_bib14","article-title":"Low-corrosion preparation of porous carbons with narrow micropores for efficient separation of CH4\/N2","volume":"39","author":"Lian","year":"2024","journal-title":"Mater. Today Commun."},{"key":"10.1016\/j.envres.2025.122934_bib15","doi-asserted-by":"crossref","DOI":"10.1016\/j.colsurfa.2021.126573","article-title":"A two-step thermal treatment method to produce reduced graphene oxide with selectively increasing electrochemically active carbonyl group content for high-performance supercapacitor electrode","volume":"620","author":"Liu","year":"2021","journal-title":"Colloids Surf. A Physicochem. Eng. Asp."},{"key":"10.1016\/j.envres.2025.122934_bib16","doi-asserted-by":"crossref","DOI":"10.1016\/j.cej.2025.162029","article-title":"Designing guidelines of coal-based porous carbon for CO2 capture under flue gas conditions: a review","volume":"511","author":"Liu","year":"2025","journal-title":"Chem. Eng. J."},{"key":"10.1016\/j.envres.2025.122934_bib17","doi-asserted-by":"crossref","DOI":"10.1016\/j.seppur.2024.130205","article-title":"Ultramicropore-rich N-doped porous biochar from discarded cigarette butts for efficient CO2 capture with ultra-high adsorption capacity and selectivity","volume":"358","author":"Liu","year":"2025","journal-title":"Separ. Purif. Technol."},{"key":"10.1016\/j.envres.2025.122934_bib18","doi-asserted-by":"crossref","DOI":"10.1016\/j.envres.2024.120017","article-title":"Exploring the structural characteristics and adsorption capabilities of cost-effective N- doped activated carbon derived from waste biomass for CO2 adsorption","volume":"263","author":"Lotfinezhad","year":"2024","journal-title":"Environ. Res."},{"issue":"1","key":"10.1016\/j.envres.2025.122934_bib19","doi-asserted-by":"crossref","first-page":"206","DOI":"10.1016\/j.carbon.2006.10.003","article-title":"Effect of pre-oxidation on the development of porosity in activated carbons from petroleum coke","volume":"45","author":"Lu","year":"2007","journal-title":"Carbon"},{"key":"10.1016\/j.envres.2025.122934_bib20","doi-asserted-by":"crossref","DOI":"10.1016\/j.seppur.2024.130249","article-title":"Tailored microporous graphitic carbon adsorbents from the urea-assisted method for efficient selective gas adsorption and separation of CH4\/N2 and CH4\/H2","volume":"358","author":"Mujmule","year":"2025","journal-title":"Separ. Purif. Technol."},{"key":"10.1016\/j.envres.2025.122934_bib21","doi-asserted-by":"crossref","DOI":"10.1016\/j.energy.2022.125638","article-title":"Focusing on the impact of inherent minerals in coal on activated carbon production and its performance: the role of trace sodium on SO2 and\/or NO removal","volume":"263","author":"Niu","year":"2023","journal-title":"Energy"},{"key":"10.1016\/j.envres.2025.122934_bib22","doi-asserted-by":"crossref","DOI":"10.1016\/j.scitotenv.2022.157805","article-title":"Valorization of orange peel waste to tunable heteroatom-doped hydrochar-derived microporous carbons for selective CO2 adsorption and separation","volume":"849","author":"Rehman","year":"2022","journal-title":"Sci. Total Environ."},{"key":"10.1016\/j.envres.2025.122934_bib23","doi-asserted-by":"crossref","first-page":"133","DOI":"10.1016\/j.matlet.2019.07.047","article-title":"One-step synthesis of amino-functionalized carbon nanoparticles and their dispersion in graphene oxide. A physicochemical study","volume":"254","author":"Samouhos","year":"2019","journal-title":"Mater. Lett."},{"key":"10.1016\/j.envres.2025.122934_bib24","doi-asserted-by":"crossref","DOI":"10.1016\/j.micromeso.2023.112513","article-title":"Application of isotherms models and error functions in activated carbon CO2 sorption processes","volume":"354","author":"Serafin","year":"2023","journal-title":"Microporous Mesoporous Mater."},{"key":"10.1016\/j.envres.2025.122934_bib25","doi-asserted-by":"crossref","DOI":"10.1016\/j.micromeso.2024.112984","article-title":"Aarti, Interchangeable effect of polyols-based zeolite on the separation of CO2, CH4, and N2 gases","volume":"367","author":"Sharma","year":"2024","journal-title":"Microporous Mesoporous Mater."},{"issue":"6","key":"10.1016\/j.envres.2025.122934_bib26","article-title":"Effect of surface area and micropore volume of activated carbons from coal by KOH, NaOH and ZnCl2 treatments on methane adsorption","volume":"17","author":"Toprak","year":"2019"},{"issue":"2","key":"10.1016\/j.envres.2025.122934_bib27","doi-asserted-by":"crossref","first-page":"197","DOI":"10.1016\/j.jtice.2008.09.002","article-title":"Analyzing concurrent multi-stage adsorption process of activated carbon with a favorable parameter of Langmuir equation","volume":"40","author":"Tseng","year":"2009","journal-title":"J. Taiwan Inst. Chem. Eng."},{"issue":"2","key":"10.1016\/j.envres.2025.122934_bib28","doi-asserted-by":"crossref","first-page":"42","DOI":"10.3390\/separations12020042","article-title":"In situ N-doped low-corrosion porous carbon derived from biomass for efficient CH4\/N2 separation","volume":"12","author":"Wang","year":"2025","journal-title":"Separations"},{"key":"10.1016\/j.envres.2025.122934_bib29","doi-asserted-by":"crossref","first-page":"146","DOI":"10.1016\/j.desal.2017.01.026","article-title":"Reduction of seawater salinity by natural zeolite (Clinoptilolite): adsorption isotherms, thermodynamics and kinetics","volume":"409","author":"Wibowo","year":"2017","journal-title":"Desalination"},{"key":"10.1016\/j.envres.2025.122934_bib30","doi-asserted-by":"crossref","DOI":"10.1016\/j.jaap.2023.105952","article-title":"A green strategy to prepare nitrogen-oxygen co-doped porous carbons from macadamia nut shells for post-combustion CO2 capture and supercapacitors","volume":"171","author":"Wu","year":"2023","journal-title":"J. Anal. Appl. Pyrolysis"},{"key":"10.1016\/j.envres.2025.122934_bib31","doi-asserted-by":"crossref","DOI":"10.1016\/j.est.2024.113955","article-title":"Green synthesis of nitrogen and oxygen enriched porous carbon from lignite humate for high-performance supercapacitors","volume":"101","author":"Wu","year":"2024","journal-title":"J. Energy Storage"},{"key":"10.1016\/j.envres.2025.122934_bib32","doi-asserted-by":"crossref","DOI":"10.1016\/j.renene.2024.120478","article-title":"Modulating three-dimensional porous carbon from paper mulberry juice by a hydrothermal process for a supercapacitor with excellent performance","volume":"227","author":"Xia","year":"2024","journal-title":"Renew. Energy"},{"key":"10.1016\/j.envres.2025.122934_bib33","doi-asserted-by":"crossref","DOI":"10.1016\/j.diamond.2022.109474","article-title":"Zanthoxylum bungeanum branches activated carbons with rich micropore structure prepared by low temperature H3PO4 hydrothermal pretreatment method for toluene adsorption","volume":"130","author":"Xie","year":"2022","journal-title":"Diam. Relat. Mater."},{"key":"10.1016\/j.envres.2025.122934_bib34","unstructured":"X.J. Xue, Y.N. Lei, H.H. Wang, Q. Ren, Y. Wang, Y.Q. Zhao, Preparation of coal-based porous carbon from long-flame coal and its CH4\/N2adsorption and separation properties, Appl. Chem. Ind. https:\/\/doi.org\/10.16581l\/i.cnki.issn1671-3206.20250611.008."},{"key":"10.1016\/j.envres.2025.122934_bib35","doi-asserted-by":"crossref","DOI":"10.1016\/j.seppur.2025.133505","article-title":"Preparation of ultra-microporous oxygen-enriched carbon from activating waste sawdust with potassium formate for selective adsorption of CO2\/CH4","volume":"372","author":"Yang","year":"2025","journal-title":"Separ. Purif. Technol."},{"key":"10.1016\/j.envres.2025.122934_bib36","doi-asserted-by":"crossref","first-page":"258","DOI":"10.1016\/j.carbon.2017.06.073","article-title":"Ultramicroporous carbon with extremely narrow pore distribution and very high nitrogen doping for efficient methane mixture gases upgrading","volume":"122","author":"Yao","year":"2017","journal-title":"Carbon"},{"key":"10.1016\/j.envres.2025.122934_bib37","doi-asserted-by":"crossref","first-page":"377","DOI":"10.1016\/j.powtec.2018.04.045","article-title":"Effects of pore structure of prepared coal-based activated carbons on CH4 enrichment from low concentration gas by IAST method","volume":"333","author":"Yuan","year":"2018","journal-title":"Powder Technol."},{"key":"10.1016\/j.envres.2025.122934_bib38","doi-asserted-by":"crossref","DOI":"10.1016\/j.fuel.2022.126465","article-title":"Preparation of N, O co-doped carbon nanotubes and activated carbon composites with hierarchical porous structure for CO2 adsorption by coal pyrolysis","volume":"333","author":"Yuan","year":"2023","journal-title":"Fuel"},{"key":"10.1016\/j.envres.2025.122934_bib39","doi-asserted-by":"crossref","DOI":"10.1016\/j.est.2020.102180","article-title":"Preparation of highly porous activated carbons from peanut shells as low-cost electrode materials for supercapacitors","volume":"34","author":"Zhan","year":"2021","journal-title":"J. Energy Storage"},{"key":"10.1016\/j.envres.2025.122934_bib40","doi-asserted-by":"crossref","first-page":"309","DOI":"10.1016\/j.cej.2018.08.169","article-title":"Ultra-high surface area and nitrogen-rich porous carbons prepared by a low-temperature activation method with superior gas selective adsorption and outstanding supercapacitance performance","volume":"355","author":"Zhang","year":"2019","journal-title":"Chem. Eng. J."},{"key":"10.1016\/j.envres.2025.122934_bib41","doi-asserted-by":"crossref","DOI":"10.1016\/j.cej.2019.121931","article-title":"Ultramicroporous carbons with extremely narrow pore size distribution via in-situ ionic activation for efficient gas-mixture separation","volume":"375","author":"Zhang","year":"2019","journal-title":"Chem. Eng. J."},{"key":"10.1016\/j.envres.2025.122934_bib42","doi-asserted-by":"crossref","DOI":"10.1016\/j.fuel.2023.128915","article-title":"Facile preparation of nitrogen-doped microporous carbon from potassium citrate\/urea for effective CH4 separation and uptake","volume":"351","author":"Zhang","year":"2023","journal-title":"Fuel"},{"key":"10.1016\/j.envres.2025.122934_bib43","doi-asserted-by":"crossref","DOI":"10.1016\/j.cej.2025.159641","article-title":"One new MOF with hierarchical pores achieving efficient one-step purifying C2H2, recycling CH4 and eliminating CO2 in C2H2 production","volume":"505","author":"Zhang","year":"2025","journal-title":"Chem. Eng. J."},{"key":"10.1016\/j.envres.2025.122934_bib44","doi-asserted-by":"crossref","DOI":"10.1016\/j.seppur.2025.134045","article-title":"Ultrahigh-capacity adsorption of Rhodamine B by N, S co-doped carbon nanotube composites derived from coal","volume":"376","author":"Zhang","year":"2025","journal-title":"Separ. Purif. Technol."},{"issue":"5","key":"10.1016\/j.envres.2025.122934_bib45","article-title":"Nitrogen-doped microporous carbon derived from long-flame coal for enhanced CH4\/N2 separation","volume":"13","author":"Zhao","year":"2025","journal-title":"J. Environ. Chem. Eng."}],"container-title":["Environmental Research"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0013935125021863?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S0013935125021863?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,3,10]],"date-time":"2026-03-10T09:13:57Z","timestamp":1773134037000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0013935125021863"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,12]]},"references-count":45,"alternative-id":["S0013935125021863"],"URL":"https:\/\/doi.org\/10.1016\/j.envres.2025.122934","relation":{},"ISSN":["0013-9351"],"issn-type":[{"value":"0013-9351","type":"print"}],"subject":[],"published":{"date-parts":[[2025,12]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Construction of hierarchical porous carbon for efficient CH4\/N2 and CO2\/N2 separation: Synergistic effect of hydrothermal treatment on regulating pore formation and adsorption performance","name":"articletitle","label":"Article Title"},{"value":"Environmental Research","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.envres.2025.122934","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2025 Elsevier Inc. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}],"article-number":"122934"}}