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題名 Exchange interaction for the triplet superconductor URhGe
作者 楊志開
Yang, Chih-Kai;Lee, Chi-Hsuan
貢獻者 應物所
關鍵詞 triplet superconductor; URhGe; superconducting mechanism; spin waves
日期 2025-01
上傳時間 14-四月-2025 09:50:53 (UTC+8)
摘要 URhGe is a ferromagnetic superconductor with a low critical temperature. We use a combination of first-principles density functional calculations and modified Bardeen–Cooper–Schrieffer theory to investigate its unconventional superconductivity. Focusing on a spin-triplet state and exchange interaction between electrons, we are able to derive the critical temperature and an average superconducting gap at 0 K that are reasonably close to the experimental value. A spin wave analysis follows that includes a dispersion relation and parameters related to the exchange interaction at low temperatures, suggesting feasible ways for experimental verification.
關聯 Superconductor Science and Technology, Vol.38, 025016, pp.1-6
資料類型 article
DOI https://doi.org/10.1088/1361-6668/adacb7
dc.contributor 應物所
dc.creator (作者) 楊志開
dc.creator (作者) Yang, Chih-Kai;Lee, Chi-Hsuan
dc.date (日期) 2025-01
dc.date.accessioned 14-四月-2025 09:50:53 (UTC+8)-
dc.date.available 14-四月-2025 09:50:53 (UTC+8)-
dc.date.issued (上傳時間) 14-四月-2025 09:50:53 (UTC+8)-
dc.identifier.uri (URI) https://ah.lib.nccu.edu.tw/item?item_id=176106-
dc.description.abstract (摘要) URhGe is a ferromagnetic superconductor with a low critical temperature. We use a combination of first-principles density functional calculations and modified Bardeen–Cooper–Schrieffer theory to investigate its unconventional superconductivity. Focusing on a spin-triplet state and exchange interaction between electrons, we are able to derive the critical temperature and an average superconducting gap at 0 K that are reasonably close to the experimental value. A spin wave analysis follows that includes a dispersion relation and parameters related to the exchange interaction at low temperatures, suggesting feasible ways for experimental verification.
dc.format.extent 104 bytes-
dc.format.mimetype text/html-
dc.relation (關聯) Superconductor Science and Technology, Vol.38, 025016, pp.1-6
dc.subject (關鍵詞) triplet superconductor; URhGe; superconducting mechanism; spin waves
dc.title (題名) Exchange interaction for the triplet superconductor URhGe
dc.type (資料類型) article
dc.identifier.doi (DOI) 10.1088/1361-6668/adacb7
dc.doi.uri (DOI) https://doi.org/10.1088/1361-6668/adacb7