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Research

Dr David Bradley

Honorary Researcher

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  1. 2006
  2. Published

    A levitated droplet of superfluid He-3-B entirely surrounded by He-3-A.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 2006, In: AIP Conference Proceedings. 850, p. 95-96 2 p.

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

  3. Published

    Coupling between solid He-3 on aerogel and superfluid He-3 in the low temperature limit.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Pickett, G. R., Skyba, P., Tsepelin, V. & Whitehead, R. C. V., 2006, In: AIP Conference Proceedings. 850, p. 243-244 2 p.

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

  4. 2005
  5. Published

    Emission of discrete vortex rings by a vibrating grid in superfluid He-3-B : a precursor to quantum turbulence.

    Bradley, D. I., Clubb, D. O., Fisher, S. N., Guénault, A. M., Haley, R. P., Matthews, C. J., Pickett, G. R., Tsepelin, V. & Zaki, K., 13/07/2005, In: Physical review letters. 95, 3, p. 035302

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

  6. Published

    The dynamic texture of superfluid He-3-B at very low temperatures and in high magnetic fields.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Martin, H. & Pickett, G. R., 02/2005, In: Journal of Low Temperature Physics. 138, 3-4, p. 583-588 6 p.

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

  7. Published

    Turbulence generated by vibrating wire resonators in superfluid He-4 at low temperatures.

    Bradley, D. I., Clubb, D. O., Fisher, S. N., Guénault, A. M., Haley, R. P., Matthews, C. J., Pickett, G. R. & Zaki, K. L., 02/2005, In: Journal of Low Temperature Physics. 138, 3-4, p. 493-498 6 p.

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

  8. Published

    Preliminary measurements on coupling between superfluid He-3 and Kapton or aerogel in the low temperature limit.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Mulders, N., Pickett, G. R., Skyba, P. & Whitehead, R. C. V., 01/2005, In: Journal of Low Temperature Physics. 138, 1-2, p. 129-134 6 p.

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

  9. Published

    The thermal damping of an aerogel resonator in superfluid He-3-B at ultra low temperatures.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Matthews, C. J., Skyba, P., Pickett, G. R. & Zaki, K. L., 01/2005, In: Journal of Low Temperature Physics. 138, 1-2, p. 123-128 6 p.

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

  10. 2004
  11. Published

    Quantum turbulence in superfluid He-3 illuminated by a beam of quasiparticle excitations.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Lowe, M. R., Pickett, G. R., Rahm, A. & Whitehead, R. C. V., 12/2004, In: Physical review letters. 93, 23, p. 235302

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

  12. Published

    Superfluid He-3 in the zero-temperature limit.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P. & Pickett, G. R., 06/2004, In: Journal of Low Temperature Physics. 135, 5-6, p. 385-397 13 p.

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

  13. 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

  14. Published

    Spatial manipulation of the persistent precessing spin domain in superfluid He-3-B.

    Bradley, D. I., Clubb, D. O., Fisher, S. N., Guénault, A. M., Matthews, C. J., Pickett, G. R. & Skyba, P., 01/2004, In: Journal of Low Temperature Physics. 134, 1-2, p. 351-356 6 p.

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

  15. Published

    The response of a mechanical oscillator at the superfluid He-3 AB interface.

    Bartkowiak, M., Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P. & Pickett, G. R., 01/2004, In: Journal of Low Temperature Physics. 134, 1-2, p. 345-350 6 p.

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

  16. Published

    The stability of the superfluid He-3 AB interface pinned in an aperture.

    Bartkowiak, M., Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Pickett, G. R. & Skyba, P., 01/2004, In: Journal of Low Temperature Physics. 134, 1-2, p. 387-392 6 p.

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

  17. Published

    Vortex generation in superfluid He-3 by a vibrating grid.

    Bradley, D. I., Clubb, D. O., Fisher, S. N., Guénault, A. M., Matthews, C. J. & Pickett, G. R., 01/2004, In: Journal of Low Temperature Physics. 134, 1-2, p. 381-386 6 p.

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

  18. 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

  19. Published

    Quasiparticle dynamics in a tantalum superconducting tunnel junction photon detector studied using phonon pulses.

    Wigmore, J. K., Boyd, P., Kozorezov, A. G. & Bradley, D. I., 2004, In: Physica Status Solidi C. 1, 11, p. 2791-2794 4 p.

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

  20. 2003
  21. Published

    Direct observation of the Andreev reflection of a quasiparticle beam by quantum turbulence in superfluid He-3-B.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Lowe, M. R., Pickett, G. R. & Rahm, A., 05/2003, In: Physica B: Condensed Matter. 329, 1, p. 64-65 2 p.

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

  22. Published

    Spatial extent of quantum turbulence in non-rotating superfluid He-3-B.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Lowe, M. R., Pickett, G. R. & Rahm, A., 05/2003, In: Physica B: Condensed Matter. 329, 1, p. 104-405 302 p.

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

  23. 2002
  24. Published

    Heat pulse studies of quasiparticle dynamics in superconducting tunnel junction photon detectors.

    Steele, A. C., Boyd, P., Kozorezov, A. G., Wigmore, J. K. & Bradley, D. I., 05/2002, In: Physica B: Condensed Matter. 316-31, 1, p. 583-585 3 p.

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

  25. 2001
  26. Published

    Comment on "Repetitive single vortex-loop creation by a vibrating wire in superfluid He-3-B" - Reply.

    Bradley, D. I. & Pickett, G. R., 07/2001, In: Physical review letters. 87, 5, 1 p., 059602.

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

  27. Published

    Preliminary measurements of Andreev reflection of quasiparticles by turbulence in superfluid He-3.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Lowe, M. R., Pickett, G. R. & Rahm, A., 07/2001, In: Journal of Low Temperature Physics. 124, 1-2, p. 113-122 10 p.

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

  28. 2000
  29. Published

    An RF-SQUID amplifier system for use with vibrating wire resonators

    Bradley, DI. & Hayes, WM., 06/2000, In: Journal of Low Temperature Physics. 119, 5-6, p. 703-713 11 p.

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

  30. Published

    Possible vortex production by a vibrating wire in superfluid He-3-B

    Bradley, DI. & Guénault, A. M., 05/2000, In: Physica B: Condensed Matter. 280, 1-4, p. 128-129 2 p.

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

  31. Published

    Repetitive single vortex-loop creation by a vibrating wire in superfluid He-3-B

    Bradley, DI., 7/02/2000, In: Physical review letters. 84, 6, p. 1252-1255 4 p.

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

  32. Published

    Regular vortex production by a moving wire in superfluid He-3-B.

    Bradley, D. I. & Pickett, G. R., 2000, Topological Defects and the non-equilibrium dynamics of symmetry breaking phase transitions. Bunkov, Y. M. & Godfrin, H. (eds.). Dordrecht: Springer, Vol. 549. p. 345-351 7 p. (NATO ADVANCED SCIENCE INSTITUTES SERIES, SERIES C, MATHEMATICAL AND PHYSICAL SCIENCES).

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

  33. 1998
  34. Published

    Measuring the decay of vorticity in superfluid He-3-B: a progress report

    Bradley, I., Fisher, SN., Hayes, WM. & Bradley, I., 12/1998, In: Journal of Low Temperature Physics. 113, 5-6, p. 687-692 6 p.

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

  35. Published

    Measurements on the generation and subsequent decay of vorticity in superfluid He-3-B

    Bradley, D. I., Fisher, S. & Hayes, WM., 1998, COSMO-97: First International Workshop on Particle Physics and the Early Universe. Roszkowski, L. (ed.). Singapore: World Scientific, p. 432-434 3 p.

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

  36. 1996
  37. Published

    The detection of low energy neutrons and gamma-rays by superfluid He-3, a potential dark matter detector

    Bradley, D. I., Follows, MR., Hayes, WM. & Sloan, T., 11/02/1996, In: Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment. 370, 1, p. 141-143 3 p.

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

  38. Published

    A theoretical simulation of a superfluid He-3-B nuclear recoil detector

    Bradley, D. I., Hayes, WM. & Sloan, T., 1996, In: Czechoslovak Journal of Physics. 46, 5 (supplement), p. 2885-2886 2 p.

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

  39. 1995
  40. Published

    A highly sensitive nuclear recoil detector based on superfluid3He-B

    Bradley, D. I., Bunkov, YM., Cousins, DJ., Enrico, MP., Fisher, SN., Follows, MR., Guénault, A. M., Hayes, WM., Pickett, GR. & Sloan, T., 10/1995, In: Journal of Low Temperature Physics. 101, 1-2, p. 9-16 8 p.

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

  41. Published

    Potential dark matter detector? the detection of low energy neutrons by superfluid 3He

    Bradley, DI., Bunkov, YM., Cousins, DJ., Enrico, MP., Fisher, S., Follows, MR., Guénault, A. M., Hayes, WM., Pickett, G. & Sloan, T., 4/09/1995, In: Physical review letters. 75, 10, p. 1887-1890 4 p.

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

  42. 1994
  43. Published

    Simple design for dilution refrigerator with base temperature of 2.3 mK

    Bradley, D. I., Follows, M. R., Miller, I., Oswald, R. & Ward, M., 1/01/1994, In: Cryogenics. 34, 6, p. 549-550 2 p.

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

  44. 1990
  45. Published

    Viscosity of the 3He-4He dilute phase in the mixing chamber of a dilution refrigerator

    Bradley, DI. & OSWALD, R., 07/1990, In: Journal of Low Temperature Physics. 80, 1-2, p. 89-97 9 p.

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

  46. 1981
  47. Published

    A high power, low heat leak dilution refrigerator for use with nuclear cooling

    Bradley, I., Bradshaw, TW., Guénault, T., Keith, V., Lockescobie, BG., Pickett, G. & Pratt, WP., 1981, In: PHYSICA B & C. 107, 1-3, p. 561-562 2 p.

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

  48. Published

    Thermoelectric power of palladium-iron alloys

    Bradley, I., Guénault, T., Keith, V., Pickett, G. & Pratt, WP., 1981, In: PHYSICA B & C. 108, 1-3, p. 869-870 2 p.

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

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