{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T01:56:48Z","timestamp":1790733408271,"version":"4.1.0"},"reference-count":45,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T00:00:00Z","timestamp":1790640000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2026,9,29]],"date-time":"2026-09-29T00:00:00Z","timestamp":1790640000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/501100002858","name":"China Postdoctoral Science Foundation","doi-asserted-by":"publisher","award":["2020M683277"],"award-info":[{"award-number":["2020M683277"]}],"id":[{"id":"10.13039\/501100002858","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100018542","name":"Natural Science Foundation of Sichuan Province","doi-asserted-by":"publisher","award":["2022NSFSC1947"],"award-info":[{"award-number":["2022NSFSC1947"]}],"id":[{"id":"10.13039\/501100018542","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["analyticalsciencejournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Magnetic Reson in Chemistry"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:p>\n                    MIL\u201053(Al\/Cr) can exhibit pore expansion or contraction in response to different external stimuli and liquid environments. These macroscopic structural transitions are governed by the local rhombic distortion of the Cr\n                    <jats:sup>3+<\/jats:sup>\n                    coordination octahedron. Based on the experimentally measured EPR spectra, the structural distortion characteristics of MIL\u201053(Al\/Cr) are quantitatively studied in this work by using the perturbation formulas of the spin Hamiltonian parameters (SHPs) for 3d\n                    <jats:sup>3<\/jats:sup>\n                    ions in rhombically distorted octahedra. The microstructure features under different states or liquids (specifically the bond\u2010length distortion \u0394\n                    <jats:italic>R<\/jats:italic>\n                    (0.0529\u20130.0671\u2009\u00c5) and bond\u2010angle distortion\n                    <jats:italic>\u03b4<\/jats:italic>\n                    (7.99\u00b0\u201310.14\u00b0) of the Cr\n                    <jats:sup>3+<\/jats:sup>\n                    site, which exhibit a cooperative variation pattern characterized by an increase in \u0394\n                    <jats:italic>R<\/jats:italic>\n                    accompanied by a decrease in\n                    <jats:italic>\u03b4<\/jats:italic>\n                    during the narrow\u2010pore to large\u2010pore transition and the reverse trend upon the opposite transition) are studied. Based on this structural information, the relationship between the large\u2010pore and narrow\u2010pore breathing states and the microstructure is further clarified, thus elucidating the impact of the state and liquid on the macroscopic structure of the material.\n                  <\/jats:p>","DOI":"10.1002\/mrc.70144","type":"journal-article","created":{"date-parts":[[2026,9,30]],"date-time":"2026-09-30T01:36:09Z","timestamp":1790732169000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Theoretical Investigations of Structural Changes in Bimetallic MIL\u201053(Al\/Cr)MOF Under Different States and Liquids"],"prefix":"10.1002","author":[{"given":"Mei","family":"Ming","sequence":"first","affiliation":[{"name":"School of Science Xihua University  Chengdu China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Hao","family":"Sui","sequence":"additional","affiliation":[{"name":"School of Science Xihua University  Chengdu China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Shao\u2010Yi","family":"Wu","sequence":"additional","affiliation":[{"name":"School of Physics University of Electronic Science and Technology of China  Chengdu China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"De\u2010Chuan","family":"Sun","sequence":"additional","affiliation":[{"name":"School of Science Xihua University  Chengdu China"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4748-6138","authenticated-orcid":false,"given":"Chang\u2010Chun","family":"Ding","sequence":"additional","affiliation":[{"name":"School of Science Xihua University  Chengdu China"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,9,29]]},"reference":[{"key":"e_1_2_10_2_1","doi-asserted-by":"crossref","first-page":"14170","DOI":"10.1021\/ja802761z","article-title":"Selective Adsorption and Separation of Ortho\u2010Substituted Alkylaromatics With the Microporous Aluminum Terephthalate MIL\u201053","volume":"130","author":"Alaerts L.","year":"2008","journal-title":"Journal of the American Chemical Society"},{"key":"e_1_2_10_3_1","doi-asserted-by":"crossref","DOI":"10.1039\/D2NA00061J","article-title":"Recent Advances in Metal\u2013Organic Frameworks for Gas Adsorption\/Separation","volume":"4","author":"Jiang C.","year":"2022","journal-title":"Nanoscale Advances"},{"key":"e_1_2_10_4_1","doi-asserted-by":"crossref","first-page":"7328","DOI":"10.1021\/acs.langmuir.5b01664","article-title":"Investigating H2 Sorption in a Fluorinated Metal\u2013Organic Framework With Small Pores Through Molecular Simulation and Inelastic Neutron Scattering","volume":"31","author":"Forrest K. 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