{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["9(1)"],"submitter":["de la Barrera SC"],"pubmed_abstract":["Systems simultaneously exhibiting superconductivity and spin-orbit coupling are predicted to provide a route toward topological superconductivity and unconventional electron pairing, driving significant contemporary interest in these materials. Monolayer transition-metal dichalcogenide (TMD) superconductors in particular lack inversion symmetry, yielding an antisymmetric form of spin-orbit coupling that admits both spin-singlet and spin-triplet components of the superconducting wavefunction. Here, we present an experimental and theoretical study of two intrinsic TMD superconductors with large spin-orbit coupling in the atomic layer limit, metallic 2H-TaS<sub>2</sub> and 2H-NbSe<sub>2</sub>. We investigate the superconducting properties as the material is reduced to monolayer thickness and show that high-field measurements point to the largest upper critical field thus reported for an intrinsic TMD superconductor. In few-layer samples, we find the enhancement of the upper critical field is sustained by the dominance of spin-orbit coupling over weak interlayer coupling, providing additional candidate systems for supporting unconventional superconducting states in two dimensions."],"journal":["Nature communications"],"pagination":["1427"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5897486"],"repository":["biostudies-literature"],"pubmed_title":["Tuning Ising superconductivity with layer and spin-orbit coupling in two-dimensional transition-metal dichalcogenides."],"pmcid":["PMC5897486"],"pubmed_authors":["de la Barrera SC","Sinko MR","Hunt BM","Gopalan DP","Tsen AW","Seyler KL","Watanabe K","Sivadas N","Taniguchi T","Xu X","Xiao D"],"additional_accession":[]},"is_claimable":false,"name":"Tuning Ising superconductivity with layer and spin-orbit coupling in two-dimensional transition-metal dichalcogenides.","description":"Systems simultaneously exhibiting superconductivity and spin-orbit coupling are predicted to provide a route toward topological superconductivity and unconventional electron pairing, driving significant contemporary interest in these materials. Monolayer transition-metal dichalcogenide (TMD) superconductors in particular lack inversion symmetry, yielding an antisymmetric form of spin-orbit coupling that admits both spin-singlet and spin-triplet components of the superconducting wavefunction. Here, we present an experimental and theoretical study of two intrinsic TMD superconductors with large spin-orbit coupling in the atomic layer limit, metallic 2H-TaS<sub>2</sub> and 2H-NbSe<sub>2</sub>. We investigate the superconducting properties as the material is reduced to monolayer thickness and show that high-field measurements point to the largest upper critical field thus reported for an intrinsic TMD superconductor. In few-layer samples, we find the enhancement of the upper critical field is sustained by the dominance of spin-orbit coupling over weak interlayer coupling, providing additional candidate systems for supporting unconventional superconducting states in two dimensions.","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Apr","modification":"2025-04-04T13:34:05.11Z","creation":"2019-03-26T23:29:33Z"},"accession":"S-EPMC5897486","cross_references":{"pubmed":["29650994"],"doi":["10.1038/s41467-018-03888-4"]}}