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Research

Dr Alexander Kozorezov

Formerly at Lancaster University

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  1. 2023
  2. Published

    Effect of temperature oscillations on kinetic inductance and depairing in thin and narrow superconducting nanowire resonators

    Allmaras, J. P., Kozorezov, A. G., Colangelo, M., Korzh, B. A., Shaw, M. D. & Berggren, K. K., 30/03/2023, In: Physical review B. 107, 10, 11 p., 104520.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  3. 2022
  4. E-pub ahead of print

    Self-heating hotspots in superconducting nanowires cooled by phonon black-body radiation

    Dane, A., Allmaras, J., Zhu, D., Onen, M., Colangelo, M., Baghdadi, R., Tambasco, J-L., Morimoto, Y., Forno, I. E., Charaev, I., Zhao, Q., Skvortsov, M., Kozorezov, A. & Berggren, K. K., 16/09/2022, (E-pub ahead of print) In: Nature Communications. 13, 1, 8 p., 5429.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  5. Published

    Large-Area Superconducting Nanowire Single-Photon Detectors for Operation at Wavelengths up to 7.4 μm

    Colangelo, M., Walter, A. B., Korzh, B. A., Schmidt, E., Bumble, B., Lita, A. E., Beyer, A. D., Allmaras, J. P., Briggs, R. M., Kozorezov, A. G., Wollman, E. E., Shaw, M. D. & Berggren, K. K., 27/07/2022, In: Nano Letters. 22, 14, p. 5667-5673 7 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  6. 2021
  7. Published

    Single-photon detection in the mid-infrared up to 10<i>μ</i>m wavelength using tungsten silicide superconducting nanowire detectors

    Verma, V. B., Korzh, B., Walter, A. B., Lita, A. E., Briggs, R. M., Colangelo, M., Zhai, Y., Wollman, E. E., Beyer, A. D., Allmaras, J. P., Vora, H., Zhu, D., Schmidt, E., Kozorezov, A. G., Berggren, K. K., Mirin, R. P., Nam, S. W. & Shaw, M. D., 31/05/2021, In: APL Photonics. 6, 5, 6 p., 056101.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  8. 2020
  9. Published

    Demonstration of sub-3 ps temporal resolution with a superconducting nanowire single-photon detector

    Korzh, B. A., Qing-Yuan Zhao, J. P. Allmaras, Frasca, S., Autry, T. M., Bersin, E. A., Beyer, A. D., Briggs, R. M. & Kozorezov, A., 2/03/2020, In: Nature Photonics. 14, p. 250–255 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  10. 2019
  11. Published

    A superconducting thermal switch with ultrahigh impedance for interfacing superconductors to semiconductors

    McCaughan, A., V. B. Verma, Buckley, S. M., J. P. Allmaras, Kozorezov, A., A. N. Tait, S. W. Nam & J. M. Shainline, 1/10/2019, In: Nature Electronics. 2, p. 451-456 6 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  12. Published

    Determining the depairing current in superconducting nanowire single-photon detectors

    Frasca, S., Korzh, B., Colangelo, M., Zhu, D., Lita, A. E., Allmaras, J. P., Wollman, E. E., Verma, V. B., Dane, A. E., Ramirez, E., Beyer, A. D., Nam, S. W., Kozorezov, A. G., Shaw, M. D. & Berggren, K. K., 30/08/2019, In: Physical review B. 100, 5, 7 p., 054520.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  13. Published

    Intrinsic Timing Jitter and Latency in Superconducting Nanowire Single-photon Detectors

    Allmaras, J. P., Kozorezov, A. G., Korzh, B. A., Berggren, K. K. & Shaw, M. D., 26/03/2019, In: Physical Review Applied. 11, 3, 19 p., 034062.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  14. 2017
  15. Published

    Fano fluctuations in superconducting-nanowire single-photon detectors

    Kozorezov, A. G., Lambert, C., Marsili, F., Stevens, M. J., Verma, V. B., Allmaras, J. P., Shaw, M. D., Mirin, R. P. & Nam, S. W., 9/08/2017, In: Physical review B. 96, 5, 13 p., 054507.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  16. 2016
  17. Published

    Hotspot relaxation dynamics in a current-carrying superconductor

    Marsili, F., Stevens, M. J., Kozorezov, A. G., Lambert, C. J., Stern, J. A., Horansky, R. D., Dyer, S., Duff, S., Pappas, D. P., Lita, A. E., Shaw, M. D., Mirin, R. P. & Nam, S. W., 17/03/2016, In: Physical review B. 93, 9, 10 p., 094518.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  18. 2015
  19. Published

    Quasiparticle recombination in hotspots in superconducting current-carrying nanowires

    Kozorezov, A. G., Lambert, C., Marsili, F., Stevens, M. J., Verma, V. B., Stern, J. A., Horansky, R., Dyer, S., Duff, S., Pappas, D. P., Lita, A., Shaw, M. D., Mirin, R. P. & Nam, S. W., 1/08/2015, In: Physical review B. 92, 6, 16 p., 064504.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  20. 2014
  21. Published

    Josephson effects in an alternating current biased transition edge sensor

    Gottardi, L., Kozorezov, A., Akamatsu, H., van der Kuur, J., Bruijn, M. P., den Hartog, R. H., Hijmering, R., Khosropanah, P., Lambert, C., van der Linden, A. J., Ridder, M. L., Suzuki, T. & Gao, J. R., 20/10/2014, In: Applied Physics Letters. 105, 16, 4 p., 162605.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  22. Published

    Hotspot dynamics in current carrying WSi superconducting nanowires

    Marsili, F., Stevens, M. J., Kozorezov, A., Verma, V. B., Lambert, C., Stern, J. A., Horansky, R., Dyer, S., Shaw, M. D., Mirin, R. P. & Nam, S. W., 1/01/2014, 2014 Conference on Lasers and Electro-Optics (CLEO) - Laser Science to Photonic Applications. IEEE, 2 p. (Optics InfoBase Conference Papers).

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Conference contribution/Paper › peer-review

  23. 2013
  24. Published

    Athermal energy loss from x-rays deposited in thin superconducting films on solid substrates

    Kozorezov, A. G., Lambert, C. J., Bandler, S. R., Balvin, M. A., Busch, S. E., Nagler, P. N., Porst, J-P., Smith, S. J., Stevenson, T. R. & Sadleir, J. E., 5/03/2013, In: Physical review B. 87, 10, 15 p., 104504.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  25. 2007
  26. Published

    Effect of prolonged annealing on the performance of coaxial Ge gamma-ray detectors.

    Owens, A., Brandenburg, S., Buis, E-J., Kozorezov, A. G., Kraft, S., Ostendorf, R. W. & Quarati, F., 11/01/2007, In: Journal of Instrumentation. 2, P01001

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  27. 2006
  28. Published

    Carrier dynamics and resolution of co-planar grid radiation detectors

    Kozorezov, A. G., Owens, A., Peacock, A. & Wigmore, J. K., 07/2006, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 563, 1, p. 37-40 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  29. Published

    Imaging spectroscopy with Ta/Al DROIDs: Performance for different absorber lengths

    Hijmering, R. A., Verhoeve, P., Martin, D. D. E., Peacock, A., Kozorezov, A. G. & Venn, R., 04/2006, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 559, 2, p. 692-694 3 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  30. Published

    Imaging spectroscopy with Ta/Al DROIDs: Performance for different Al trapping layer thicknesses

    Hijmering, R. A., Verhoeve, P., Martin, D. D. E., Peacock, A. & Kozorezov, A. G., 04/2006, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 559, 2, p. 689-691 3 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  31. 2005
  32. Published

    Resolution degradation of semiconductor detectors due to carrier trapping

    Kozorezov, A. G., Wigmore, J. K., Owens, A., den Hartog, R., Peacock, A. & Al-Jawhari, H. A., 1/07/2005, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 546, 1-2, p. 209-212 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  33. Published

    Analytic model for the spatial and spectral resolution of pixellated semiconducting detectors of high-energy photons

    Kororezov, A. G., Wigmore, J. K., Owens, A., Den Hartog, R. & Peacock, A., 04/2005, In: Journal of Applied Physics. 97, 7, p. 074502

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  34. 2004
  35. Published

    The role of photons in establishing a non-equilibrium quasiparticle state in small gap mulitple tunnelling superconducting tunnel junctions.

    Kozorezov, A. G., Wigmore, J. K., Brammertz, G. & Peacock, A., 11/2004, In: Physica Status Solidi C. 1, 11, p. 2816-2819 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  36. Published

    The effect of carrier diffusion on the characteristics of semiconductor imaging arrays.

    Kozorezov, A. G., Wigmore, J. K., Owens, A., den Hartog, R. & Peacock, A., 09/2004, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 531, 1-2, p. 52-55 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  37. Published

    Phonon excitation of quasiparticles in niobium and tantalum superconducting tunnel junction photon detectors.

    Wigmore, J. K., Boyd, P., Steele, A. C., Kozorezov, A. G. & Bradley, D. I., 11/03/2004, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 520, 1-3, p. 263-266 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  38. Published

    The effect of quasiparticle self-generation on the performance of small gap, multi-tunnelling STJs.

    Kozorezov, A. G., Brammerts, G., Wigmore, J. K., den Hartog, R., Verhoeve, P., Peacock, A., Martin, D. & Venn, R., 11/03/2004, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 520, 1-3, p. 227-230 4 p.

    Research output: Contribution to Journal/Magazine › Journal article › peer-review

  39. Published

    Characterisation of Ta STJ photon detectors using phonon pulses at mK temperatures.

    Wigmore, J. K., Boyd, P., Kozorezov, A. G. & Bradley, D. I., 2004, Proceedings of the 6th European conference on applied superconductivity: EUCAS. Bristol: Institute of Physics, p. 3007-3013 7 p.

    Research output: Contribution in Book/Report/Proceedings - With ISBN/ISSN › Chapter

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