Single-photon detection by a dirty current-carrying superconducting strip based on the kinetic-equation approach

DY Vodolazov - Physical Review Applied, 2017 - APS
Using a kinetic-equation approach, we study the dynamics of electrons and phonons in
current-carrying superconducting nanostrips after the absorption of a single photon of the …

The potential and challenges of time-resolved single-photon detection based on current-carrying superconducting nanowires

H Zhang, L **ao, B Luo, J Guo… - Journal of Physics D …, 2019 - iopscience.iop.org
Superconducting nanowire-based devices are being hailed as promising single-photon
detectors that exhibit excellent combined properties. In particular, their unrivalled time …

Superconducting nanowire single photon detector on diamond

HA Atikian, A Eftekharian, A Jafari Salim… - Applied Physics …, 2014 - pubs.aip.org
Superconducting nanowire single photon detectors are fabricated directly on diamond
substrates and their optical and electrical properties are characterized. Dark count …

Vortex-assisted mechanism of photon counting in a superconducting nanowire single-photon detector revealed by external magnetic field

DY Vodolazov, YP Korneeva, AV Semenov… - Physical Review B, 2015 - APS
We use an external magnetic field to probe the detection mechanism of a superconducting
nanowire single-photon detector. We argue that the hot belt model (which assumes partial …

Intrinsic detection efficiency of superconducting nanowire single photon detector in the modified hot spot model

AN Zotova, DY Vodolazov - Superconductor Science and …, 2014 - iopscience.iop.org
We theoretically study the dependence of the intrinsic detection efficiency (IDE) of a
superconducting nanowire single photon detector on the applied current, I, and magnetic …

Monolithic plasmonic waveguide architecture for passive and active optical circuits

CCC Lin, PH Chang, Y Su, AS Helmy - Nano Letters, 2020 - ACS Publications
Guided-wave plasmonic circuits are promising platforms for sensing, interconnection, and
quantum applications in the subdiffraction regime. Nonetheless, the loss-confinement trade …

Optical properties of niobium nitride plasmonic nanoantennas for the near-and mid-infrared spectral range

P Karl, M Ubl, M Hentschel, P Flad, ZY Chiao… - Optical Materials …, 2020 - opg.optica.org
Investigating new materials plays a very important role for advancing the field of
nanofabrication and nanoplasmonics. Even though niobium nitride (NbN) is mainly known …

Current dependence of the red boundary of superconducting single-photon detectors in the modified hot-spot model

DY Vodolazov - Physical Review B, 2014 - APS
We find the relation between the energy of the absorbed photon and the threshold current at
which the resistive state appears in the current-carrying superconducting film with probability …

Niobium nitride plasmonic perfect absorbers for tunable infrared superconducting nanowire photodetection

P Karl, S Mennle, M Ubl, P Flad, JW Yang, TY Peng… - Optics …, 2021 - opg.optica.org
Quantum technologies such as quantum computing and quantum cryptography exhibit rapid
progress. This requires the provision of high-quality photodetectors and the ability to …

Fluctuation mechanisms in superconductors

H Bartolf - … in Superconductors: Nanowire Single-Photon Counters …, 2015 - Springer
Thermodynamic fluctuations in superconductors have been studied for many decades
because they influence basically all properties of a superconductor, eg conductivity …