{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T05:15:55Z","timestamp":1783487755593,"version":"3.55.0"},"reference-count":21,"publisher":"IOP Publishing","issue":"27","license":[{"start":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T00:00:00Z","timestamp":1783468800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/iop-standard\/v1"},{"start":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T00:00:00Z","timestamp":1783468800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/iopscience.iop.org\/info\/page\/text-and-data-mining"},{"start":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T00:00:00Z","timestamp":1783468800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/questions\/alternative-author-rights-policies\/"},{"start":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T00:00:00Z","timestamp":1783468800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/publishingsupport.iopscience.iop.org\/questions\/alternative-author-rights-policies\/"}],"content-domain":{"domain":["iopscience.iop.org"],"crossmark-restriction":false},"short-container-title":["J. Phys.: Condens. Matter"],"published-print":{"date-parts":[[2026,7,10]]},"abstract":"Abstract<\/jats:title>\n \n We argue that the Jahn\u2013Teller phonon manifold responsible for superconductivity in alkali-doped fullerides\n \n \n \n <\/jats:tex-math>\n \n \n \n A<\/mml:mi>\n 3<\/mml:mn>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n C\n \n \n \n <\/jats:tex-math>\n \n \n \n \n \n 60<\/mml:mn>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n supports circular, chiral combinations in a symmetry-adapted basis, and that this perspective gives a clean group-theoretical account of why these materials are robust\n \n \n \n <\/jats:tex-math>\n \n \n s<\/mml:mi>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n -wave superconductors. Embedding the fivefold\n \n \n \n <\/jats:tex-math>\n \n \n \n H<\/mml:mi>\n \n g<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n irrep in the\n \n \n \n <\/jats:tex-math>\n \n \n l<\/mml:mi>\n =<\/mml:mo>\n 2<\/mml:mn>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n parent representation of SO(3), we use Clebsch\u2013Gordan algebra in the circular basis to obtain the channel weights\n \n \n \n <\/jats:tex-math>\n \n \n W<\/mml:mi>\n (<\/mml:mo>\n q<\/mml:mi>\n )<\/mml:mo>\n =<\/mml:mo>\n 3<\/mml:mn>\n \n \/<\/mml:mo>\n <\/mml:mrow>\n 5<\/mml:mn>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n for all\n \n \n \n <\/jats:tex-math>\n \n \n q<\/mml:mi>\n \u2208<\/mml:mo>\n {<\/mml:mo>\n \u2212<\/mml:mo>\n 2<\/mml:mn>\n ,<\/mml:mo>\n \u2212<\/mml:mo>\n 1<\/mml:mn>\n ,<\/mml:mo>\n 0<\/mml:mn>\n ,<\/mml:mo>\n +<\/mml:mo>\n 1<\/mml:mn>\n ,<\/mml:mo>\n +<\/mml:mo>\n 2<\/mml:mn>\n }<\/mml:mo>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n . The chiral channels (\n \n \n \n <\/jats:tex-math>\n \n \n q<\/mml:mi>\n \u2260<\/mml:mo>\n 0<\/mml:mn>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n ) carry 80% of the total coupling weight, the achiral channel (\n \n \n \n <\/jats:tex-math>\n \n \n q<\/mml:mi>\n =<\/mml:mo>\n 0<\/mml:mn>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n ) the remaining 20%, but the central robust result is the equality between opposite chiral sectors,\n \n \n \n <\/jats:tex-math>\n \n \n W<\/mml:mi>\n \n (<\/mml:mo>\n +<\/mml:mo>\n m<\/mml:mi>\n )<\/mml:mo>\n <\/mml:mrow>\n =<\/mml:mo>\n W<\/mml:mi>\n \n (<\/mml:mo>\n \u2212<\/mml:mo>\n m<\/mml:mi>\n )<\/mml:mo>\n <\/mml:mrow>\n ,<\/mml:mo>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n enforced by time-reversal symmetry. The angular-momentum-weighted contribution of the chiral channels cancels identically, so the Cooper pair carries zero net angular momentum in any time-reversal-symmetric environment. A McMillan calculation reproduces the experimental\n \n \n \n <\/jats:tex-math>\n \n \n \n T<\/mml:mi>\n \n c<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n =<\/mml:mo>\n 19.3<\/mml:mn>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n K of K\n \n \n \n <\/jats:tex-math>\n \n \n \n \n 3<\/mml:mn>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n C\n \n \n \n <\/jats:tex-math>\n \n \n \n \n \n 60<\/mml:mn>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n , and the same calculation reveals that the\n \n \n \n <\/jats:tex-math>\n \n \n s<\/mml:mi>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n -wave channel is parametrically robust against any equilibrium time-reversal-breaking perturbation because\n \n \n \n <\/jats:tex-math>\n \n \n \n \u03bc<\/mml:mi>\n \n B<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n B<\/mml:mi>\n \u226a<\/mml:mo>\n \n \u03c9<\/mml:mi>\n \n ph<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n for the stiff intramolecular\n \n \n \n <\/jats:tex-math>\n \n \n \n H<\/mml:mi>\n \n g<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n modes. In two-dimensional systems with soft acoustic phonons and strong effective time-reversal breaking\u2014most notably the chiral superconductor in valley-polarized rhombohedral trilayer graphene (RTG)\u2014the same symmetry analysis allows a chiral\n \n \n \n <\/jats:tex-math>\n \n \n p<\/mml:mi>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n -wave channel, placing fullerides and RTG as two limits of a single mechanism controlled by the dimensionless ratio\n \n \n \n <\/jats:tex-math>\n \n \n \u03b4<\/mml:mi>\n \u03b5<\/mml:mi>\n \n \/<\/mml:mo>\n <\/mml:mrow>\n \n \u03c9<\/mml:mi>\n \n ph<\/mml:mi>\n <\/mml:mrow>\n <\/mml:msub>\n <\/mml:mrow>\n <\/mml:math>\n <\/jats:inline-formula>\n . We provide an order-of-magnitude estimate of mode-resolved phonon Zeeman splittings as a possible experimental signature, while emphasizing that a quantitative prediction requires a microscopic calculation of the orbit-lattice coupling.\n <\/jats:p>","DOI":"10.1088\/1361-648x\/ae820e","type":"journal-article","created":{"date-parts":[[2026,6,24]],"date-time":"2026-06-24T22:54:36Z","timestamp":1782341676000},"page":"275603","update-policy":"https:\/\/doi.org\/10.1088\/crossmark-policy","source":"Crossref","is-referenced-by-count":0,"title":["Chiral phonon-mediated superconductivity in alkali-doped fullerides: a unified framework connecting molecular superconductors to two-dimensional chiral superconductivity"],"prefix":"10.1088","volume":"38","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-0787-8305","authenticated-orcid":true,"given":"Dongwook","family":"Lee","sequence":"first","affiliation":[{"name":"Yonsei University MIRAE Campus"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-0366-609X","authenticated-orcid":true,"given":"Jiwon","family":"Seo","sequence":"additional","affiliation":[{"name":"Yonsei University MIRAE Campus"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"266","published-online":{"date-parts":[[2026,7,8]]},"reference":[{"key":"cmae820ebib1","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.115.115502","type":"journal-article","volume":"115","author":"Zhang","year":"2015","journal-title":"Phys. Rev. Lett."},{"key":"cmae820ebib2","doi-asserted-by":"publisher","first-page":"579","DOI":"10.1126\/science.aar2711","type":"journal-article","volume":"359","author":"Zhu","year":"2018","journal-title":"Science"},{"key":"cmae820ebib3","doi-asserted-by":"publisher","first-page":"4311","DOI":"10.1021\/acs.nanolett.4c00606","type":"journal-article","volume":"24","author":"Wang","year":"2024","journal-title":"Nano Lett."},{"key":"cmae820ebib4","doi-asserted-by":"publisher","first-page":"1387","DOI":"10.1038\/s41567-025-02952-3","type":"journal-article","volume":"21","author":"Zhang","year":"2025","journal-title":"Nat. Phys."},{"key":"cmae820ebib5","doi-asserted-by":"publisher","first-page":"322","DOI":"10.1038\/s41563-023-01473-9","type":"journal-article","volume":"22","author":"Kim","year":"2023","journal-title":"Nat. Mater."},{"key":"cmae820ebib6","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevB.110.094401","type":"journal-article","volume":"110","author":"Chaudhary","year":"2024","journal-title":"Phys. Rev. B"},{"key":"cmae820ebib7","doi-asserted-by":"publisher","first-page":"654","DOI":"10.1038\/s41586-025-09169-7","type":"journal-article","volume":"643","author":"Han","year":"2025","journal-title":"Nature"},{"key":"cmae820ebib8","doi-asserted-by":"publisher","first-page":"600","DOI":"10.1038\/350600a0","type":"journal-article","volume":"350","author":"Hebard","year":"1991","journal-title":"Nature"},{"key":"cmae820ebib9","doi-asserted-by":"publisher","first-page":"575","DOI":"10.1103\/RevModPhys.69.575","type":"journal-article","volume":"69","author":"Gunnarsson","year":"1997","journal-title":"Rev. Mod. Phys."},{"key":"cmae820ebib10","doi-asserted-by":"publisher","first-page":"1585","DOI":"10.1126\/science.1169163","type":"journal-article","volume":"323","author":"Takabayashi","year":"2009","journal-title":"Science"},{"key":"cmae820ebib11","doi-asserted-by":"publisher","first-page":"989","DOI":"10.1126\/science.254.5034.989","type":"journal-article","volume":"254","author":"Varma","year":"1991","journal-title":"Science"},{"key":"cmae820ebib12","doi-asserted-by":"publisher","first-page":"526","DOI":"10.1103\/PhysRevLett.68.526","type":"journal-article","volume":"68","author":"Schluter","year":"1992","journal-title":"Phys. Rev. Lett."},{"key":"cmae820ebib13","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevLett.90.167006","type":"journal-article","volume":"90","author":"Han","year":"2003","journal-title":"Phys. Rev. Lett."},{"key":"cmae820ebib14","doi-asserted-by":"publisher","DOI":"10.1126\/sciadv.1500568","type":"journal-article","volume":"1","author":"Nomura","year":"2015","journal-title":"Sci. Adv."},{"key":"cmae820ebib15","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevB.108.064510","type":"journal-article","volume":"108","author":"Gao","year":"2023","journal-title":"Phys. Rev. B"},{"key":"cmae820ebib16","doi-asserted-by":"publisher","DOI":"10.1103\/PhysRevB.104.L100302","type":"journal-article","volume":"104","author":"Zhang","year":"2021","journal-title":"Phys. Rev. B"},{"key":"cmae820ebib17","doi-asserted-by":"publisher","first-page":"4265","DOI":"10.1038\/srep04265","type":"journal-article","volume":"4","author":"Poto\u010dnik","year":"2014","journal-title":"Sci. Rep."},{"key":"cmae820ebib18","doi-asserted-by":"publisher","first-page":"163","DOI":"10.1038\/s41524-024-01345-z","type":"journal-article","volume":"10","author":"Vi\u00f1as Bostr\u00f6m","year":"2024","journal-title":"npj Comput. Mater."},{"key":"cmae820ebib19","doi-asserted-by":"publisher","first-page":"331","DOI":"10.1103\/PhysRev.167.331","type":"journal-article","volume":"167","author":"McMillan","year":"1968","journal-title":"Phys. Rev."},{"key":"cmae820ebib20","doi-asserted-by":"publisher","first-page":"905","DOI":"10.1103\/PhysRevB.12.905","type":"journal-article","volume":"12","author":"Allen","year":"1975","journal-title":"Phys. Rev. B"},{"key":"cmae820ebib21","doi-asserted-by":"publisher","first-page":"655","DOI":"10.1126\/science.259.5095.655","type":"journal-article","volume":"259","author":"Chen","year":"1993","journal-title":"Science"}],"container-title":["Journal of Physics: Condensed Matter"],"original-title":[],"link":[{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e","content-type":"text\/html","content-version":"am","intended-application":"text-mining"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"am","intended-application":"text-mining"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"am","intended-application":"syndication"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"syndication"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"am","intended-application":"similarity-checking"},{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e\/pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,7,8]],"date-time":"2026-07-08T04:43:36Z","timestamp":1783485816000},"score":1,"resource":{"primary":{"URL":"https:\/\/iopscience.iop.org\/article\/10.1088\/1361-648X\/ae820e"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,7,8]]},"references-count":21,"journal-issue":{"issue":"27","published-online":{"date-parts":[[2026,7,8]]},"published-print":{"date-parts":[[2026,7,10]]}},"URL":"https:\/\/doi.org\/10.1088\/1361-648x\/ae820e","relation":{},"ISSN":["0953-8984","1361-648X"],"issn-type":[{"value":"0953-8984","type":"print"},{"value":"1361-648X","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,7,8]]},"assertion":[{"value":"Chiral phonon-mediated superconductivity in alkali-doped fullerides: a unified framework connecting molecular superconductors to two-dimensional chiral superconductivity","name":"article_title","label":"Article Title"},{"value":"Journal of Physics: Condensed Matter","name":"journal_title","label":"Journal Title"},{"value":"paper","name":"article_type","label":"Article Type"},{"value":"\u00a9 2026 IOP Publishing Ltd. All rights, including for text and data mining, AI training, and similar technologies, are reserved.","name":"copyright_information","label":"Copyright Information"},{"value":"2026-04-12","name":"date_received","label":"Date Received","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2026-06-24","name":"date_accepted","label":"Date Accepted","group":{"name":"publication_dates","label":"Publication dates"}},{"value":"2026-07-08","name":"date_epub","label":"Online publication date","group":{"name":"publication_dates","label":"Publication dates"}}]}}