{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,17]],"date-time":"2026-08-17T14:37:16Z","timestamp":1786977436838,"version":"build-2736575974"},"reference-count":47,"publisher":"Wiley","issue":"60","license":[{"start":{"date-parts":[[2021,9,27]],"date-time":"2021-09-27T00:00:00Z","timestamp":1632700800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100007053","name":"Korea Institute of Energy Technology Evaluation and Planning","doi-asserted-by":"publisher","award":["20194010000210"],"award-info":[{"award-number":["20194010000210"]}],"id":[{"id":"10.13039\/501100007053","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100011512","name":"National Science Foundation, United Arab Emirates","doi-asserted-by":"publisher","award":["NRF-2020R1C1C1012655"],"award-info":[{"award-number":["NRF-2020R1C1C1012655"]}],"id":[{"id":"10.13039\/100011512","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["chemistry-europe.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Chemistry A European J"],"published-print":{"date-parts":[[2021,10,25]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:p>\n                    The breathing phenomenon in metal\u2010organic frameworks (MOFs) has revealed supramolecular host\u2010guest interactions that could be beneficial for chemical separation in numerous industrial applications. The cost\u2010effective purification of C\n                    <jats:sub>8<\/jats:sub>\n                    alkyl aromatics such as\n                    <jats:italic>o<\/jats:italic>\n                    \u2010xylene,\n                    <jats:italic>m<\/jats:italic>\n                    \u2010xylene,\n                    <jats:italic>p<\/jats:italic>\n                    \u2010xylene, and ethylbenzene remains challenging owing to their similar molecular structures, boiling points, kinetic diameters, polarities, etc. Herein, we report two Zn\u2010based pillar\u2010bilayered MOFs, denoted [Zn\n                    <jats:sub>2<\/jats:sub>\n                    (aip)\n                    <jats:sub>2<\/jats:sub>\n                    (pillar)] (aip=5\u2010aminoisophthalic acid; pillar: bpy=4,4\u2019\u2010bipyridine or bpe=1,2\u2010bis(4\u2010pyridyl)ethane) that exhibit a breathing effect depending on the adsorbed guest molecules. Guest\u2010dependent sorption studies in organic solvents such as\n                    <jats:italic>N<\/jats:italic>\n                    ,\n                    <jats:italic>N<\/jats:italic>\n                    \u2010dimethylformamide, methanol, benzene, and water vapor display reversible structural flexibility through the breathing effect in both framework compounds. The experiments conducted on C\n                    <jats:sub>8<\/jats:sub>\n                    \u2010alkyl aromatics resulting in both MOF compounds can access these isomers in the shrunken pores, and thereby expand the pore size by framework breathing. In C\n                    <jats:sub>8<\/jats:sub>\n                    binary mixtures, these Zn\u2010MOFs exhibit selective sorption properties based on the different interactions between guest C\n                    <jats:sub>8<\/jats:sub>\n                    aromatics and the framework structure.\n                  <\/jats:p>","DOI":"10.1002\/chem.202102640","type":"journal-article","created":{"date-parts":[[2021,8,24]],"date-time":"2021-08-24T10:23:40Z","timestamp":1629800620000},"page":"14851-14857","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":9,"title":["Breathing\u2010Assisted Selective Adsorption of C\n                    <sub>8<\/sub>\n                    Alkyl Aromatics in Zn\u2010Based Metal\u2010Organic Frameworks"],"prefix":"10.1002","volume":"27","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-6071-4676","authenticated-orcid":false,"given":"Jihyun","family":"Lee","sequence":"first","affiliation":[{"name":"Department of Chemistry and Green-Nano Materials Research Center Kyungpook National University  Daegu 41566 Republic of Korea"},{"name":"Department of Nanochemistry Gachon University  Seongnam 13120 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Younghoon","family":"Kim","sequence":"additional","affiliation":[{"name":"Center for Self-assembly and Complexity Institute for Basic Science Department of Chemistry  POSTECH Pohang 37673 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2828-942X","authenticated-orcid":false,"given":"Younghu","family":"Son","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Green-Nano Materials Research Center Kyungpook National University  Daegu 41566 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6033-1387","authenticated-orcid":false,"given":"Hyehyun","family":"Kim","sequence":"additional","affiliation":[{"name":"Neutron Science Division Korea Atomic Energy Research Institute  Daejeon 34057 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yong","family":"Nam Choi","sequence":"additional","affiliation":[{"name":"Nuclear Hydrogen Research Team Korea Atomic Energy Research Institute  Daejeon 34057 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-1497-2543","authenticated-orcid":false,"given":"Deanna","family":"D'Alessandro","sequence":"additional","affiliation":[{"name":"School of Chemistry The University of Sydney  Sydney 2006 New South Wales Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8549-0915","authenticated-orcid":false,"given":"Purna","family":"Chandra Rao","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Green-Nano Materials Research Center Kyungpook National University  Daegu 41566 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7436-6273","authenticated-orcid":false,"given":"Minyoung","family":"Yoon","sequence":"additional","affiliation":[{"name":"Department of Chemistry and Green-Nano Materials Research Center Kyungpook National University  Daegu 41566 Republic of Korea"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2021,9,27]]},"reference":[{"key":"e_1_2_8_1_1","doi-asserted-by":"crossref","first-page":"435","DOI":"10.1038\/532435a","volume":"532","author":"Sholl D. 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