{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Metuh P"],"funding":["European Research Council"],"pagination":["5912-5920"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12636084"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["12(11)"],"pubmed_abstract":["We present superconducting nanowire photodetectors based on hBN-encapsulated, few-layer NbSe<sub>2</sub>, showing signatures of single-photon sensitivity. The top-down fabrication process preserves the superconducting properties of NbSe<sub>2</sub>, as confirmed by low-temperature transport measurements showing comparable results to unpatterned sheets, and it maintains a contact and wiring resistance down to ∼30 Ω at <i>T</i> = 4 K. Meandered NbSe<sub>2</sub> nanowires exhibit high responsivity (up to 4.9 × 10<sup>4</sup> V/W) over a spectral range of 650-1550 nm in a closed-cycle cryostat at 4 K, outperforming samples with different geometries in this work. The meander achieves a recovery time of (135 ± 36) ns, a system timing jitter of (1103 ± 7) ps, and a detection efficiency of ∼0.01% "],"journal":["ACS photonics"],"pubmed_title":["Toward Single-Photon Detection with Superconducting Niobium Diselenide Nanowires."],"pmcid":["PMC12636084"],"funding_grant_id":["101076437","865230"],"pubmed_authors":["Muller K","Munkhbat B","Paralikis A","Palermo A","Barbone M","Zugliani L","Vaitiekenas S","Finley J","Jamo S","Gregersen N","Metuh P","Wyborski P"],"additional_accession":[]},"is_claimable":false,"name":"Toward Single-Photon Detection with Superconducting Niobium Diselenide Nanowires.","description":"We present superconducting nanowire photodetectors based on hBN-encapsulated, few-layer NbSe<sub>2</sub>, showing signatures of single-photon sensitivity. The top-down fabrication process preserves the superconducting properties of NbSe<sub>2</sub>, as confirmed by low-temperature transport measurements showing comparable results to unpatterned sheets, and it maintains a contact and wiring resistance down to ∼30 Ω at <i>T</i> = 4 K. Meandered NbSe<sub>2</sub> nanowires exhibit high responsivity (up to 4.9 × 10<sup>4</sup> V/W) over a spectral range of 650-1550 nm in a closed-cycle cryostat at 4 K, outperforming samples with different geometries in this work. The meander achieves a recovery time of (135 ± 36) ns, a system timing jitter of (1103 ± 7) ps, and a detection efficiency of ∼0.01% ","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Nov","modification":"2026-06-06T06:43:10.133Z","creation":"2026-06-06T03:06:37.471Z"},"accession":"S-EPMC12636084","cross_references":{"pubmed":["41283013"],"doi":["10.1021/acsphotonics.5c01195"]}}