{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,2]],"date-time":"2026-10-02T04:50:12Z","timestamp":1790916612214,"version":"4.1.0"},"reference-count":51,"publisher":"Wiley","issue":"38","license":[{"start":{"date-parts":[[2026,7,11]],"date-time":"2026-07-11T00:00:00Z","timestamp":1783728000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,7,11]],"date-time":"2026-07-11T00:00:00Z","timestamp":1783728000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["22275102"],"award-info":[{"award-number":["22275102"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["22575128"],"award-info":[{"award-number":["22575128"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Angew Chem Int Ed"],"published-print":{"date-parts":[[2026,9,14]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    Efficient separation of a propylene (C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    ) and ethylene (C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    ) mixture is very essential in the petrochemical industry but remains a major challenge due to their similar physicochemical properties. Herein, we report a diffusion\u2010trap mechanism in a metal\u2010organic framework (Cu\u2010TBDA) with one\u2010dimensional channels and functionalized side nanocages for excellent C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    separation. The suitable channels and confined cavities in Cu\u2010TBDA simultaneously boost the mass transfer efficiency and provide strong binding sites for C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    molecule. Thus, at 298 K, Cu\u2010TBDA achieves ultrahigh C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    uptake of 2.06\u00a0mmol g\n                    <jats:sup>\u22121<\/jats:sup>\n                    at 0.01\u00a0bar, and record Henry selectivity of 44.0 and ideal adsorption solution theory (IAST) selectivity of 39.8 for C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    mixtures. The kinetic experiments proved Cu\u2010TBDA possesses fast C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    adsorption kinetics (0.66 min\n                    <jats:sup>\u22121<\/jats:sup>\n                    ) and high kinetic C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    selectivity (4.57). Dynamic breakthrough tests confirm Cu\u2010TBDA can gather high\u2010pure C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    (&gt; 99.95%) from C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    mixtures with benchmark C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    productivities and C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    separation factors, along with efficient C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    (&gt; 99.90%) recovery during desorption. Additionally, Cu\u2010TBDA has good structure stabilities and can be synthesized through the simple reflux technique, which renders it a promising adsorbent for practical C\n                    <jats:sub>3<\/jats:sub>\n                    H\n                    <jats:sub>6<\/jats:sub>\n                    \/C\n                    <jats:sub>2<\/jats:sub>\n                    H\n                    <jats:sub>4<\/jats:sub>\n                    separation. This work sets a new benchmark for achieving precise and efficient gas separation in industrial applications.\n                  <\/jats:p>","DOI":"10.1002\/anie.6434772","type":"journal-article","created":{"date-parts":[[2026,7,11]],"date-time":"2026-07-11T17:21:12Z","timestamp":1783790472000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Diffusion\u2010Trap Mechanism\u2010Mediated Trace Propylene Capture in a Microporous Metal\u2010Organic Framework Enables Record Ethylene Purification From Cracking Gas"],"prefix":"10.1002","volume":"65","author":[{"given":"Qiang","family":"Zhang","sequence":"first","affiliation":[{"name":"School of Materials Science and Engineering Academy For Advanced Interdisciplinary Studies Nankai University  Tianjin China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Yi\u2010Long","family":"Li","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Academy For Advanced Interdisciplinary Studies Nankai University  Tianjin China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Si\u2010Jia","family":"Wei","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Academy For Advanced Interdisciplinary Studies Nankai University  Tianjin China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chaosheng","family":"Bao","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Academy For Advanced Interdisciplinary Studies Nankai University  Tianjin China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lu\u2010Lu","family":"Wang","sequence":"additional","affiliation":[{"name":"School of Materials Science and Engineering Academy For Advanced Interdisciplinary Studies Nankai University  Tianjin 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