{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T06:51:16Z","timestamp":1773298276368,"version":"3.50.1"},"reference-count":56,"publisher":"MDPI AG","issue":"4","license":[{"start":{"date-parts":[[2018,12,2]],"date-time":"2018-12-02T00:00:00Z","timestamp":1543708800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["SFRH\/BD\/116600\/2016"],"award-info":[{"award-number":["SFRH\/BD\/116600\/2016"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["SFRH\/BPD\/101793\/2014"],"award-info":[{"award-number":["SFRH\/BPD\/101793\/2014"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["PTDC\/CTM-POL\/2676\/2014"],"award-info":[{"award-number":["PTDC\/CTM-POL\/2676\/2014"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["UID\/QUI\/00100\/2013"],"award-info":[{"award-number":["UID\/QUI\/00100\/2013"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001871","name":"Funda\u00e7\u00e3o para a Ci\u00eancia e a Tecnologia","doi-asserted-by":"publisher","award":["UID\/Multi\/04551\/2013"],"award-info":[{"award-number":["UID\/Multi\/04551\/2013"]}],"id":[{"id":"10.13039\/501100001871","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Membranes"],"abstract":"<jats:p>Considering the high potential of hydrogen (H2) as a clean energy carrier, the implementation of high performance and cost-effective biohydrogen (bioH2) purification techniques is of vital importance, particularly in fuel cell applications. As membrane technology is a potentially energy-saving solution to obtain high-quality biohydrogen, the most promising poly(ionic liquid) (PIL)\u2013ionic liquid (IL) composite membranes that had previously been studied by our group for CO2\/N2 separation, containing pyrrolidinium-based PILs with fluorinated or cyano-functionalized anions, were chosen as the starting point to explore the potential of PIL\u2013IL membranes for CO2\/H2 separation. The CO2 and H2 permeation properties at the typical conditions of biohydrogen production (T = 308 K and 100 kPa of feed pressure) were measured and discussed. PIL\u2013IL composites prepared with the [C(CN)3]\u2212 anion showed higher CO2\/H2 selectivity than those containing the [NTf2]\u2212 anion. All the membranes revealed CO2\/H2 separation performances above the upper bound for this specific separation, highlighting the composite incorporating 60 wt % of [C2mim][C(CN)3] IL.<\/jats:p>","DOI":"10.3390\/membranes8040124","type":"journal-article","created":{"date-parts":[[2018,12,3]],"date-time":"2018-12-03T06:02:09Z","timestamp":1543816929000},"page":"124","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":22,"title":["Towards Biohydrogen Separation Using Poly(Ionic Liquid)\/Ionic Liquid Composite Membranes"],"prefix":"10.3390","volume":"8","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-2809-7863","authenticated-orcid":false,"given":"Andreia S. L.","family":"Gouveia","sequence":"first","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural, Instituto Superior T\u00e9cnico, Universidade de Lisboa, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal"},{"name":"Instituto de Tecnologia Qu\u00edmica e Biol\u00f3gica Ant\u00f3nio Xavier, Universidade Nova de Lisboa, Av. da Rep\u00fablica, 2780-157 Oeiras, Portugal"}]},{"given":"Lucas","family":"Ventaja","sequence":"additional","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural, Instituto Superior T\u00e9cnico, Universidade de Lisboa, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9827-627X","authenticated-orcid":false,"given":"Liliana C.","family":"Tom\u00e9","sequence":"additional","affiliation":[{"name":"Instituto de Tecnologia Qu\u00edmica e Biol\u00f3gica Ant\u00f3nio Xavier, Universidade Nova de Lisboa, Av. da Rep\u00fablica, 2780-157 Oeiras, Portugal"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8733-1958","authenticated-orcid":false,"given":"Isabel M.","family":"Marrucho","sequence":"additional","affiliation":[{"name":"Centro de Qu\u00edmica Estrutural, Instituto Superior T\u00e9cnico, Universidade de Lisboa, Avenida Rovisco Pais, 1049-001 Lisboa, Portugal"},{"name":"Instituto de Tecnologia Qu\u00edmica e Biol\u00f3gica Ant\u00f3nio Xavier, Universidade Nova de Lisboa, Av. da Rep\u00fablica, 2780-157 Oeiras, Portugal"}]}],"member":"1968","published-online":{"date-parts":[[2018,12,2]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"3024","DOI":"10.1016\/j.rser.2012.02.028","article-title":"Hydrogen as an energy carrier: Prospects and challenges","volume":"16","author":"Mazloomi","year":"2012","journal-title":"Renew. Sustain. Energy Rev."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"13","DOI":"10.1016\/S0360-3199(00)00058-6","article-title":"Hydrogen production by biological processes: A survey of literature","volume":"26","author":"Das","year":"2001","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_3","first-page":"9","article-title":"Hydrogen Production Technologies: Current State and Future Developments","volume":"2013","author":"Kalamaras","year":"2013","journal-title":"Conf. Pap. Energy"},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"6046","DOI":"10.1016\/j.ijhydene.2008.07.098","article-title":"Advances in biological hydrogen production processes","volume":"33","author":"Das","year":"2008","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_5","doi-asserted-by":"crossref","first-page":"279","DOI":"10.1016\/j.ijhydene.2007.07.026","article-title":"Comparison of biohydrogen production processes","volume":"33","author":"Manish","year":"2008","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_6","doi-asserted-by":"crossref","first-page":"70","DOI":"10.1016\/j.jiec.2014.05.035","article-title":"Methods for enhancing bio-hydrogen production from biological process: A review","volume":"21","author":"Singh","year":"2015","journal-title":"J. Ind. Eng. Chem."},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"5215","DOI":"10.1016\/j.ijhydene.2013.02.057","article-title":"Overview of hydrogen production technologies from biogas and the applications in fuel cells","volume":"38","author":"Alves","year":"2013","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1016\/j.memsci.2011.11.012","article-title":"Carbon dioxide capture with membranes at an IGCC power plant","volume":"389","author":"Merkel","year":"2012","journal-title":"J. Memb. Sci."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"21787","DOI":"10.1016\/j.ijhydene.2016.08.190","article-title":"Biohydrogen purification using metal hydride technologies","volume":"41","author":"Dunikov","year":"2016","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"4729","DOI":"10.1016\/j.polymer.2013.05.075","article-title":"Energy-efficient polymeric gas separation membranes for a sustainable future: A review","volume":"54","author":"Sanders","year":"2013","journal-title":"Polymer"},{"key":"ref_11","doi-asserted-by":"crossref","first-page":"5623","DOI":"10.1016\/j.ijhydene.2012.01.009","article-title":"Escherichia coli (XL1-BLUE) for continuous fermentation of bioH2 and its separation by polyimide membrane","volume":"37","author":"Bakonyi","year":"2012","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"15092","DOI":"10.1016\/j.ijhydene.2013.09.133","article-title":"Biohydrogen purification using a commercial polyimide membrane module: Studying the effects of some process variables","volume":"38","author":"Bakonyi","year":"2013","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"9673","DOI":"10.1016\/j.ijhydene.2013.05.158","article-title":"Biohydrogen purification by membranes: An overview on the operational conditions affecting the performance of non-porous, polymeric and ionic liquid based gas separation membranes","volume":"38","author":"Bakonyi","year":"2013","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"750","DOI":"10.1039\/B817050A","article-title":"Membrane-based technologies for biogas separations","volume":"39","author":"Basu","year":"2010","journal-title":"Chem. Soc. Rev."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"4474","DOI":"10.1016\/j.ijhydene.2015.08.002","article-title":"Permeation properties of polymeric membranes for biohydrogen purification","volume":"41","author":"Mohamad","year":"2016","journal-title":"Int. J. Hydrog. Energy"},{"key":"ref_16","doi-asserted-by":"crossref","first-page":"99","DOI":"10.2174\/2212711901999140522112914","article-title":"Application of Polymeric Membranes in Biohydrogen Purification and Storage","volume":"1","author":"Pientka","year":"2014","journal-title":"Curr. Biochem. Eng."},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"211","DOI":"10.1016\/j.memsci.2012.12.003","article-title":"CO2 separation properties of a glassy aromatic polyimide composite membranes containing high-content 1-butyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide ionic liquid","volume":"430","author":"Kanehashi","year":"2013","journal-title":"J. Memb. Sci."},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"801","DOI":"10.1016\/j.memsci.2012.05.072","article-title":"High ionic liquid content polymeric gel membranes: Correlation of membrane structure with gas and vapour transport properties","volume":"415\u2013416","author":"Friess","year":"2012","journal-title":"J. Memb. Sci."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"1009","DOI":"10.1016\/j.progpolymsci.2013.04.002","article-title":"Poly(ionic liquid)s: An update","volume":"38","author":"Yuan","year":"2013","journal-title":"Prog. Polym. Sci."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"89","DOI":"10.1016\/j.seppur.2015.02.009","article-title":"Effect of branched and cycloalkyl functionalities on CO2 separation performance of poly(IL) membranes","volume":"155","author":"Andrews","year":"2015","journal-title":"Sep. Purif. Technol."},{"key":"ref_21","doi-asserted-by":"crossref","first-page":"3","DOI":"10.1016\/j.memsci.2007.12.033","article-title":"Improving CO2 selectivity in polymerized room-temperature ionic liquid gas separation membranes through incorporation of polar substituents","volume":"321","author":"Bara","year":"2008","journal-title":"J. Memb. Sci."},{"key":"ref_22","doi-asserted-by":"crossref","first-page":"1415","DOI":"10.1002\/pat.1209","article-title":"Improving CO2 permeability in polymerized room-temperature ionic liquid gas separation membranes through the formation of a solid composite with a room-temperature ionic liquid","volume":"19","author":"Bara","year":"2008","journal-title":"Polym. Adv. Technol."},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"5397","DOI":"10.1021\/ie0704492","article-title":"Synthesis and Performance of Polymerizable Room-Temperature Ionic Liquids as Gas Separation Membranes","volume":"46","author":"Bara","year":"2007","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"130","DOI":"10.1016\/j.memsci.2006.03.030","article-title":"CO2 permeability, diffusivity and solubility in polyethylene glycol-grafted polyionic membranes and their CO2 selectivity relative to methane and nitrogen","volume":"281","author":"Hu","year":"2006","journal-title":"J. Memb. Sci."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"221","DOI":"10.1016\/j.memsci.2013.02.034","article-title":"Room temperature ionic liquid\/ZIF-8 mixed-matrix membranes for natural gas sweetening and post-combustion CO2 capture","volume":"436","author":"Hao","year":"2013","journal-title":"J. Memb. Sci."},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"141","DOI":"10.1016\/j.memsci.2011.01.012","article-title":"Novel mixed matrix membranes based on polymerizable room-temperature ionic liquids and SAPO-34 particles to improve CO2 separation","volume":"370","author":"Hudiono","year":"2011","journal-title":"J. Memb. Sci."},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"117","DOI":"10.1016\/j.memsci.2009.12.018","article-title":"A three-component mixed-matrix membrane with enhanced CO2 separation properties based on zeolites and ionic liquid materials","volume":"350","author":"Hudiono","year":"2010","journal-title":"J. Memb. Sci."},{"key":"ref_28","doi-asserted-by":"crossref","first-page":"2785","DOI":"10.1039\/C5CS00510H","article-title":"Ionic liquid-based materials: A platform to design engineered CO2 separation membranes","volume":"45","author":"Marrucho","year":"2016","journal-title":"Chem. Soc. Rev."},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1515\/revce-2015-0070","article-title":"Polymeric ionic liquids (PILs) for CO2 capture","volume":"33","author":"Sadeghpour","year":"2017","journal-title":"Rev. Chem. Eng."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"1124","DOI":"10.1039\/C6CS00620E","article-title":"Frontiers in poly(ionic liquid)s: Syntheses and applications","volume":"46","author":"Qian","year":"2017","journal-title":"Chem. Soc. Rev."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"1119","DOI":"10.1002\/pi.5340","article-title":"Innovative polyelectrolytes\/poly(ionic liquid)s for energy and the environment","volume":"66","author":"Ajjan","year":"2017","journal-title":"Polym. Int."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"6435","DOI":"10.1039\/C5PY00842E","article-title":"Polymeric ionic liquids for CO2 capture and separation: Potential, progress and challenges","volume":"6","author":"Zulfiqar","year":"2015","journal-title":"Polym. Chem."},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"24","DOI":"10.1016\/j.memsci.2012.01.006","article-title":"CO2\/light gas separation performance of cross-linked poly(vinylimidazolium) gel membranes as a function of ionic liquid loading and cross-linker content","volume":"397\u2013398","author":"Carlisle","year":"2012","journal-title":"J. Memb. Sci."},{"key":"ref_34","doi-asserted-by":"crossref","first-page":"403","DOI":"10.1016\/j.memsci.2015.07.020","article-title":"Polybenzimidazole-based polymeric ionic liquids (PILs): Effects of \u2018substitution asymmetry\u2019 on CO2 permeation properties","volume":"493","author":"Shaligram","year":"2015","journal-title":"J. Memb. Sci."},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"1023","DOI":"10.1021\/ie202305m","article-title":"Ideal CO2\/Light Gas Separation Performance of Poly(vinylimidazolium) Membranes and Poly(vinylimidazolium)-Ionic Liquid Composite Films","volume":"52","author":"Carlisle","year":"2012","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"1052","DOI":"10.1039\/c2gc16354c","article-title":"High performance membranes based on ionic liquid polymers for CO2 separation from the flue gas","volume":"14","author":"Li","year":"2012","journal-title":"Green Chem."},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"9344","DOI":"10.1021\/ie2005884","article-title":"CO2 Separation from Flue Gas Using Polyvinyl-(Room Temperature Ionic Liquid)\u2013Room Temperature Ionic Liquid Composite Membranes","volume":"50","author":"Li","year":"2011","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"260","DOI":"10.1016\/j.memsci.2012.10.044","article-title":"Pyrrolidinium-based polymeric ionic liquid materials: New perspectives for CO2 separation membranes","volume":"428","author":"Mecerreyes","year":"2013","journal-title":"J. Memb. Sci."},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"155","DOI":"10.1016\/j.memsci.2015.02.020","article-title":"Novel pyrrolidinium-based polymeric ionic liquids with cyano counter-anions: High performance membrane materials for post-combustion CO2 separation","volume":"483","author":"Isik","year":"2015","journal-title":"J. Memb. Sci."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"40","DOI":"10.1016\/j.memsci.2015.03.026","article-title":"Polymeric ionic liquid-based membranes: Influence of polycation variation on gas transport and CO2 selectivity properties","volume":"486","author":"Gouveia","year":"2015","journal-title":"J. Memb. Sci."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"341","DOI":"10.1016\/j.memsci.2018.02.019","article-title":"Mixing poly(ionic liquid)s and ionic liquids with different cyano anions: Membrane forming ability and CO2\/N2 separation properties","volume":"552","author":"Teodoro","year":"2018","journal-title":"J. Memb. Sci."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"17172","DOI":"10.1039\/C4CP01434K","article-title":"Playing with ionic liquid mixtures to design engineered CO2 separation membranes","volume":"16","author":"Florindo","year":"2014","journal-title":"Phys. Chem. Chem. Phys."},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"558","DOI":"10.1016\/j.jpowsour.2008.11.115","article-title":"Pyrrolidinium-based polymeric ionic liquids as mechanically and electrochemically stable polymer electrolytes","volume":"188","author":"Pont","year":"2009","journal-title":"J. Power Sources"},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"267","DOI":"10.1016\/j.memsci.2017.12.019","article-title":"Effect of polymer molecular weight on the physical properties and CO2\/N2 separation of pyrrolidinium-based poly(ionic liquid) membranes","volume":"549","author":"Guerreiro","year":"2018","journal-title":"J. Memb. Sci."},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/0376-7388(95)00102-I","article-title":"The solution-diffusion model: A review","volume":"107","author":"Wijmans","year":"1995","journal-title":"J. Memb. Sci."},{"key":"ref_46","doi-asserted-by":"crossref","unstructured":"Matteucci, S., Yampolskii, Y., Freeman, B.D., and Pinnau, I. (2006). Transport of Gases and Vapors in Glassy and Rubbery Polymers. Materials Science of Membranes for Gas and Vapor Separation, John Wiley & Sons, Ltd.","DOI":"10.1002\/047002903X.ch1"},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"283","DOI":"10.1007\/BF01653631","article-title":"Review of time lag permeation technique as a method for characterisation of porous media and membranes","volume":"3","author":"Rutherford","year":"1997","journal-title":"Adsorption"},{"key":"ref_48","doi-asserted-by":"crossref","first-page":"1863","DOI":"10.1039\/C6EE00811A","article-title":"Advances in high permeability polymer-based membrane materials for CO2 separations","volume":"9","author":"Wang","year":"2016","journal-title":"Energy Environ. Sci."},{"key":"ref_49","doi-asserted-by":"crossref","first-page":"3553","DOI":"10.1002\/aic.13742","article-title":"Understanding temperature dependency of hydrogen solubility in ionic liquids, including experimental data in [bmim][Tf2N]","volume":"58","author":"Raeissi","year":"2012","journal-title":"AIChE J."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1021\/je050362s","article-title":"Solubility of H2 in the Ionic Liquid [bmim][PF6]","volume":"51","author":"Tuma","year":"2006","journal-title":"J. Chem. Eng. Data"},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"3453","DOI":"10.1021\/ie0704142","article-title":"Room-Temperature Ionic Liquids: Temperature Dependence of Gas Solubility Selectivity","volume":"47","author":"Finotello","year":"2008","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_52","doi-asserted-by":"crossref","first-page":"165","DOI":"10.1021\/je900298e","article-title":"Solubility of the Single Gases Carbon Dioxide and Hydrogen in the Ionic Liquid [bmpy][Tf2N]","volume":"55","author":"Tuma","year":"2010","journal-title":"J. Chem. Eng. Data"},{"key":"ref_53","doi-asserted-by":"crossref","first-page":"1105","DOI":"10.1021\/je101060k","article-title":"Hydrogen Solubilities in the IUPAC Ionic Liquid 1-Hexyl-3-methylimidazolium Bis(Trifluoromethylsulfonyl)Imide","volume":"56","author":"Raeissi","year":"2011","journal-title":"J. Chem. Eng. Data"},{"key":"ref_54","doi-asserted-by":"crossref","first-page":"71","DOI":"10.1016\/j.memsci.2013.10.066","article-title":"Contributions of diffusion and solubility selectivity to the upper bound analysis for glassy gas separation membranes","volume":"453","author":"Robeson","year":"2014","journal-title":"J. Memb. Sci."},{"key":"ref_55","doi-asserted-by":"crossref","first-page":"58","DOI":"10.1016\/j.memsci.2010.04.047","article-title":"Influence of temperature on the upper bound: Theoretical considerations and comparison with experimental results","volume":"360","author":"Rowe","year":"2010","journal-title":"J. Memb. Sci."},{"key":"ref_56","doi-asserted-by":"crossref","first-page":"390","DOI":"10.1016\/j.memsci.2008.04.030","article-title":"The upper bound revisited","volume":"320","author":"Robeson","year":"2008","journal-title":"J. Memb. Sci."}],"container-title":["Membranes"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.mdpi.com\/2077-0375\/8\/4\/124\/pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,10,11]],"date-time":"2025-10-11T15:34:00Z","timestamp":1760196840000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.mdpi.com\/2077-0375\/8\/4\/124"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2018,12,2]]},"references-count":56,"journal-issue":{"issue":"4","published-online":{"date-parts":[[2018,12]]}},"alternative-id":["membranes8040124"],"URL":"https:\/\/doi.org\/10.3390\/membranes8040124","relation":{"has-preprint":[{"id-type":"doi","id":"10.20944\/preprints201810.0467.v1","asserted-by":"object"}]},"ISSN":["2077-0375"],"issn-type":[{"value":"2077-0375","type":"electronic"}],"subject":[],"published":{"date-parts":[[2018,12,2]]}}}