{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,8]],"date-time":"2026-04-08T09:44:26Z","timestamp":1775641466691,"version":"3.50.1"},"reference-count":52,"publisher":"American Chemical Society (ACS)","issue":"13","license":[{"start":{"date-parts":[[2026,3,2]],"date-time":"2026-03-02T00:00:00Z","timestamp":1772409600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-029"},{"start":{"date-parts":[[2026,3,2]],"date-time":"2026-03-02T00:00:00Z","timestamp":1772409600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-037"},{"start":{"date-parts":[[2026,3,2]],"date-time":"2026-03-02T00:00:00Z","timestamp":1772409600000},"content-version":"stm-asf","delay-in-days":0,"URL":"https:\/\/doi.org\/10.15223\/policy-045"}],"funder":[{"DOI":"10.13039\/501100001698","name":"Kurita Water and Environment Foundation","doi-asserted-by":"publisher","award":["25A003"],"award-info":[{"award-number":["25A003"]}],"id":[{"id":"10.13039\/501100001698","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012001","name":"Amano Institute of Technology","doi-asserted-by":"publisher","id":[{"id":"10.13039\/501100012001","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100003382","name":"Core Research for Evolutional Science and Technology","doi-asserted-by":"publisher","award":["JPMJCR20T4"],"award-info":[{"award-number":["JPMJCR20T4"]}],"id":[{"id":"10.13039\/501100003382","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["JP23KK0099"],"award-info":[{"award-number":["JP23KK0099"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["JP24H00470"],"award-info":[{"award-number":["JP24H00470"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001691","name":"Japan Society for the Promotion of Science","doi-asserted-by":"publisher","award":["JP24K01306"],"award-info":[{"award-number":["JP24K01306"]}],"id":[{"id":"10.13039\/501100001691","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100020964","name":"Fusion Oriented REsearch for disruptive Science and Technology","doi-asserted-by":"publisher","award":["JPMJFR232J"],"award-info":[{"award-number":["JPMJFR232J"]}],"id":[{"id":"10.13039\/501100020964","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100025019","name":"Support for Pioneering Research Initiated by the Next Generation","doi-asserted-by":"publisher","award":["JPMJSP2124"],"award-info":[{"award-number":["JPMJSP2124"]}],"id":[{"id":"10.13039\/501100025019","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["J. Am. Chem. Soc."],"published-print":{"date-parts":[[2026,4,8]]},"DOI":"10.1021\/jacs.5c20173","type":"journal-article","created":{"date-parts":[[2026,3,2]],"date-time":"2026-03-02T15:57:09Z","timestamp":1772467029000},"page":"13674-13681","source":"Crossref","is-referenced-by-count":0,"title":["Vapor-Induced Negative Expansion of Porous Cross-Linked Polymers Observed by Optical Resonance"],"prefix":"10.1021","volume":"148","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-8480-3761","authenticated-orcid":true,"given":"Kun","family":"Li","sequence":"first","affiliation":[{"name":"Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3184-4217","authenticated-orcid":true,"given":"Hiroshi","family":"Yamagishi","sequence":"additional","affiliation":[{"name":"Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan"},{"name":"Tsukuba Research Center for Energy Materials Science (TREMS) and Tsukuba Institute for Advanced Research (TIAR), University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8577, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Osamu","family":"Oki","sequence":"additional","affiliation":[{"name":"Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan"},{"name":"Tsukuba Research Center for Energy Materials Science (TREMS) and Tsukuba Institute for Advanced Research (TIAR), University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8577, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-8457-9387","authenticated-orcid":true,"given":"Takahiro","family":"Kondo","sequence":"additional","affiliation":[{"name":"Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan"},{"name":"Tsukuba Research Center for Energy Materials Science (TREMS) and Tsukuba Institute for Advanced Research (TIAR), University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8577, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2166-3730","authenticated-orcid":true,"given":"Yohei","family":"Yamamoto","sequence":"additional","affiliation":[{"name":"Department of Materials Science, Institute of Pure and Applied Sciences, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8573, Japan"},{"name":"Tsukuba Research Center for Energy Materials Science (TREMS) and Tsukuba Institute for Advanced Research (TIAR), University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki 305-8577, Japan"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"316","published-online":{"date-parts":[[2026,3,2]]},"reference":[{"key":"ref1\/cit1","doi-asserted-by":"publisher","DOI":"10.1002\/anie.202004535"},{"key":"ref2\/cit2","doi-asserted-by":"publisher","DOI":"10.1002\/adma.202401623"},{"key":"ref3\/cit3","doi-asserted-by":"publisher","DOI":"10.1016\/0021-9797(92)90392-Y"},{"key":"ref4\/cit4","doi-asserted-by":"publisher","DOI":"10.1126\/science.255.5047.966"},{"key":"ref5\/cit5","doi-asserted-by":"publisher","DOI":"10.1002\/chem.202103404"},{"key":"ref6\/cit6","doi-asserted-by":"publisher","DOI":"10.1016\/j.jhazmat.2018.07.054"},{"key":"ref7\/cit7","doi-asserted-by":"publisher","DOI":"10.3390\/ma7043198"},{"key":"ref8\/cit8","doi-asserted-by":"publisher","DOI":"10.1021\/jacs.9b07807"},{"key":"ref9\/cit9","doi-asserted-by":"publisher","DOI":"10.1039\/D0SC03727C"},{"key":"ref10\/cit10","doi-asserted-by":"publisher","DOI":"10.1038\/s41467-019-11565-3"},{"key":"ref11\/cit11","doi-asserted-by":"publisher","DOI":"10.1002\/smll.200801762"},{"key":"ref12\/cit12","doi-asserted-by":"publisher","DOI":"10.1021\/acsami.5c14834"},{"key":"ref13\/cit13","doi-asserted-by":"publisher","DOI":"10.1021\/jacs.8b09358"},{"key":"ref14\/cit14","doi-asserted-by":"publisher","DOI":"10.1039\/D2CS00727D"},{"key":"ref15\/cit15","doi-asserted-by":"publisher","DOI":"10.1039\/C9CS00315K"},{"key":"ref16\/cit16","doi-asserted-by":"publisher","DOI":"10.1021\/acsami.6b08331"},{"key":"ref17\/cit17","doi-asserted-by":"publisher","DOI":"10.1002\/adma.201802922"},{"key":"ref18\/cit18","doi-asserted-by":"publisher","DOI":"10.1039\/D4MH01618A"},{"key":"ref19\/cit19","doi-asserted-by":"publisher","DOI":"10.1002\/adom.202203134"},{"key":"ref20\/cit20","doi-asserted-by":"publisher","DOI":"10.1021\/acs.chemrev.8b00171"},{"key":"ref21\/cit21","doi-asserted-by":"publisher","DOI":"10.1038\/35002032"},{"key":"ref22\/cit22","doi-asserted-by":"publisher","DOI":"10.1039\/C6CS00061D"},{"key":"ref23\/cit23","doi-asserted-by":"publisher","DOI":"10.1002\/adma.202100543"},{"key":"ref24\/cit24","doi-asserted-by":"publisher","DOI":"10.1021\/ja0748027"},{"key":"ref25\/cit25","doi-asserted-by":"publisher","DOI":"10.1021\/acsnano.2c11618"},{"key":"ref26\/cit26","doi-asserted-by":"publisher","DOI":"10.1126\/science.aaa8075"},{"key":"ref27\/cit27","doi-asserted-by":"publisher","DOI":"10.1039\/D1MA00771H"},{"key":"ref28\/cit28","doi-asserted-by":"publisher","DOI":"10.1021\/ma1006396"},{"key":"ref29\/cit29","doi-asserted-by":"publisher","DOI":"10.1016\/j.jcis.2014.04.055"},{"key":"ref30\/cit30","doi-asserted-by":"publisher","DOI":"10.1021\/acsapm.4c03329"},{"key":"ref31\/cit31","doi-asserted-by":"publisher","DOI":"10.1021\/acsami.3c03922"},{"key":"ref32\/cit32","doi-asserted-by":"publisher","DOI":"10.1021\/acs.macromol.7b00820"},{"key":"ref33\/cit33","doi-asserted-by":"publisher","DOI":"10.1038\/ncomms5293"},{"key":"ref34\/cit34","doi-asserted-by":"publisher","DOI":"10.1007\/s10924-020-01823-7"},{"key":"ref35\/cit35","doi-asserted-by":"publisher","DOI":"10.1002\/app.1992.070460307"},{"key":"ref36\/cit36","doi-asserted-by":"publisher","DOI":"10.1002\/admi.202002181"},{"key":"ref37\/cit37","doi-asserted-by":"publisher","DOI":"10.1002\/lpor.200910016"},{"key":"ref38\/cit38","doi-asserted-by":"publisher","DOI":"10.1002\/adfm.201902520"},{"key":"ref39\/cit39","doi-asserted-by":"publisher","DOI":"10.1002\/adom.202202134"},{"key":"ref40\/cit40","doi-asserted-by":"publisher","DOI":"10.1002\/adom.201700123"},{"key":"ref41\/cit41","doi-asserted-by":"publisher","DOI":"10.1039\/C6CC08094D"},{"key":"ref42\/cit42","doi-asserted-by":"publisher","DOI":"10.1126\/sciadv.adf1725"},{"key":"ref43\/cit43","doi-asserted-by":"publisher","DOI":"10.1093\/chemle\/upae078"},{"key":"ref44\/cit44","doi-asserted-by":"publisher","DOI":"10.1021\/acsomega.1c02749"},{"key":"ref45\/cit45","doi-asserted-by":"publisher","DOI":"10.1021\/acsapm.1c01500"},{"key":"ref46\/cit46","doi-asserted-by":"publisher","DOI":"10.1364\/OE.417703"},{"key":"ref47\/cit47","doi-asserted-by":"publisher","DOI":"10.1016\/j.chempr.2016.11.004"},{"key":"ref48\/cit48","doi-asserted-by":"publisher","DOI":"10.1002\/ange.201709187"},{"key":"ref49\/cit49","doi-asserted-by":"publisher","DOI":"10.1016\/j.ces.2009.05.032"},{"key":"ref50\/cit50","doi-asserted-by":"publisher","DOI":"10.1016\/j.mtcomm.2019.100689"},{"key":"ref51\/cit51","doi-asserted-by":"publisher","DOI":"10.1016\/j.jmbbm.2011.04.004"},{"key":"ref52\/cit52","doi-asserted-by":"publisher","DOI":"10.3390\/polym15112558"}],"container-title":["Journal of the American Chemical Society"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/pubs.acs.org\/doi\/pdf\/10.1021\/jacs.5c20173","content-type":"application\/pdf","content-version":"vor","intended-application":"unspecified"},{"URL":"https:\/\/pubs.acs.org\/doi\/pdf\/10.1021\/jacs.5c20173","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,8]],"date-time":"2026-04-08T08:45:20Z","timestamp":1775637920000},"score":1,"resource":{"primary":{"URL":"https:\/\/pubs.acs.org\/doi\/10.1021\/jacs.5c20173"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,3,2]]},"references-count":52,"journal-issue":{"issue":"13","published-print":{"date-parts":[[2026,4,8]]}},"alternative-id":["10.1021\/jacs.5c20173"],"URL":"https:\/\/doi.org\/10.1021\/jacs.5c20173","relation":{},"ISSN":["0002-7863","1520-5126"],"issn-type":[{"value":"0002-7863","type":"print"},{"value":"1520-5126","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,3,2]]}}}