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Dr David Bradley

Honorary Researcher

  1. Published

    Response of a mechanical oscillator in solid 4He

    Ahlstrom, S., Bradley, I., Clovecko, M., Guénault, T., Guise, E. A., Haley, R., Kolosov, O., Kumar, M., McClintock, P. V. E., Pickett, G., Polturak, E., Poole, M., Todoshchenko, I. A., Tsepelin, V. & Woods, A., 04/2014, In: Journal of Low Temperature Physics. 175, 1-2, p. 140-146 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  2. Published

    Plastic properties of solid 4He probed by a moving wire: viscoelastic and stochastic behavior under high stress

    Ahlstrom, S., Bradley, I., Clovecko, M., Fisher, S., Guénault, T., Guise, E. A., Haley, R., Kumar, M., McClintock, P. V. E., Pickett, G., Polturak, E., Poole, M., Todoshchenko, I. A., Tsepelin, V. & Woods, A., 04/2014, In: Journal of Low Temperature Physics. 175, 1-2, p. 147-153 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  3. Published

    A quasiparticle detector for imaging quantum turbulence in superfluid 3He-B

    Ahlstrom, S., Bradley, I., Fisher, S., Guénault, T., Guise, E. A., Haley, R., Holt, S., Kolosov, O., McClintock, P. V. E., Pickett, G., Poole, M., Schanen, R., Tsepelin, V. & Woods, A., 06/2014, In: Journal of Low Temperature Physics. 175, 5-6, p. 725-738 14 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  4. 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/MagazineJournal articlepeer-review

  5. 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/MagazineJournal articlepeer-review

  6. 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/MagazineJournal articlepeer-review

  7. Published

    Fluctuations and correlations of pure quantum turbulence in superfluid He-3_B.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., O'Sullivan, S., Pickett, G. R. & Tsepelin, V., 8/08/2008, In: Physical review letters. 101, 6, p. 065302

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  8. Published

    The Annihilation of Two Phase Interfaces in Superfluid He-3: Simulated Brane Annihilation in the Laboratory.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Kopu, J., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 11/2008, In: Journal of the Physical Society of Japan. 77, 11, p. 111005

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  9. Published

    Annihilation of an AB/BA interface pair in superfluid helium-3 as a simulation of cosmological brane interaction.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Kopu, J., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 28/08/2008, In: Philosophical Transactions A: Mathematical, Physical and Engineering Sciences . 366, 1877, p. 2803-2812 10 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  10. Published

    Grid turbulence in superfluid He-3-B at low temperatures.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Holmes, M., O'Sullivan, S., Pickett, G. R. & Tsepelin, V., 02/2008, In: Journal of Low Temperature Physics. 150, 3-4, p. 364-372 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  11. Published

    Magnetic distortion of the B-like phase of superfluid He-3 confined in aerogel.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Pickett, G. R., Roberts, J. E., O'Sullivan, S. & Tsepelin, V., 02/2008, In: Journal of Low Temperature Physics. 150, 3-4, p. 445-452 8 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  12. Published

    Relic topological defects from brane annihilation simulated in superfluid He-3.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Kopu, J., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 01/2008, In: Nature Physics. 4, 1, p. 46-49 4 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  13. Published

    The AB interface in superfluid He-3 as a simulated cosmological brane.

    Bradley, I., Fisher, S. N., Guénault, A. M., Haley, R. P., Kopu, J., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 09/2007, In: Journal of Low Temperature Physics. 148, 5-6, p. 465-473 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  14. Published

    Non-linear mechanical response of the a-like phase of superfluid He-3 in aerogel.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Pickett, G. R., Roberts, J. E., O'Sullivan, S. & Tsepelin, V., 09/2007, In: Journal of Low Temperature Physics. 148, 5-6, p. 603-607 5 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  15. Published

    Vortex rings in superfluid He-3-B at low temperatures.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Matthews, C. J., Pickett, G. R., Roberts, J. E., O'Sullivan, S. & Tsepelin, V., 08/2007, In: Journal of Low Temperature Physics. 148, 3-4, p. 235-243 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  16. Published

    Contrasting mechanical anisotropies of the superfluid He-3 phases in aerogel.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Mulders, N., O'Sullivan, S., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 02/2007, In: Physical review letters. 98, 7, p. 075302

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  17. Published

    The generation of quantum turbulence in He-3-B by a vibrating grid at low temperatures.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Matthews, C. J., Pickett, G. R., Tsepelin, V. & Zaki, K., 7/09/2006, In: AIP Conference Proceedings. 850, p. 173-174 2 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  18. Published

    The thermal boundary resistance of the superfluid He-3 A-B phase interface in the low temperature limit.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 7/09/2006, In: AIP Conference Proceedings. 850, p. 87-88 2 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  19. Published

    Thermal transport by ballistic quasiparticles in superfluid He-3-B in the low temperature limit.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Martin, H., Pickett, G. R., Roberts, J. E. & Tsepelin, V., 7/09/2006, In: AIP Conference Proceedings. 850, p. 93-94 2 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  20. Published

    Decay of quantum turbulence generated by a vibrating grid at low temperatures in superfluid He-3-B.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Matthews, C. J., Pickett, G. R., Tsepelin, V. & Zaki, K., 7/09/2006, In: AIP Conference Proceedings. 850, p. 175-176 2 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  21. Published

    Decay of pure quantum turbulence in superfluid He-3-B.

    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., 23/01/2006, In: Physical review letters. 96, 3, p. 035301

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  22. 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/MagazineJournal articlepeer-review

  23. 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/MagazineJournal articlepeer-review

  24. 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/MagazineJournal articlepeer-review

  25. 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/MagazineJournal articlepeer-review

  26. 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/MagazineJournal articlepeer-review

  27. 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/MagazineJournal articlepeer-review

  28. 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/MagazineJournal articlepeer-review

  29. Published

    Probing Andreev reflection in superfluid He-3-B using a quartz tuning fork.

    Bradley, I., Clovecko, M., Gazo, E. & Skyba, P., 09/2008, In: Journal of Low Temperature Physics. 152, 5-6, p. 147-155 9 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  30. 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/MagazineJournal articlepeer-review

  31. 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/MagazineJournal articlepeer-review

  32. 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/MagazineJournal articlepeer-review

  33. 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/MagazineJournal articlepeer-review

  34. 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/MagazineJournal articlepeer-review

  35. 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/ISSNChapter

  36. 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/MagazineJournal articlepeer-review

  37. 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/MagazineJournal articlepeer-review

  38. Published

    The Transition to Turbulent Drag for a Cylinder Oscillating in Superfluid He-4 : A Comparison of Quantum and Classical Behavior.

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Tsepelin, V., Pickett, G. R. & Zaki, K. L., 02/2009, In: Journal of Low Temperature Physics. 154, 3-4, p. 97-116 20 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  39. Published

    A New Device for Studying Low or Zero Frequency Mechanical Motion at Very Low Temperatures

    Bradley, I., Clovecko, M., Fear, M., Fisher, S., Guénault, A. M., Haley, R., Lawson, C., Pickett, G., Schanen, R., Tsepelin, V. & Williams, P., 11/2011, In: Journal of Low Temperature Physics. 165, 3-4, p. 114-131 17 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  40. Published

    Direct measurement of the energy dissipated by quantum turbulence

    Bradley, I., Fisher, S., Guénault, A. M., Haley, R., Pickett, G., Potts, D. & Tsepelin, V., 06/2011, In: Nature Physics. 7, 6, p. 473-476

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  41. Published

    History Dependence of Turbulence Generated by a Vibrating Wire in Superfluid (4)He at 1.5 K

    Bradley, I., Guénault, A. M., Fisher, S., Haley, R., Jackson, M., Nye, D., O'Shea, K., Pickett, G. & Tsepelin, V., 02/2011, In: Journal of Low Temperature Physics. 162, 3-4, p. 375-382

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  42. Published

    Measuring the Prong Velocity of Quartz Tuning Forks Used to Probe Quantum Fluids

    Bradley, I., Crookston, P., Fear, M., Fisher, S., Foulds, G., Garg, D., Guénault, A. M., Guise, E. A., Haley, R., Kolosov, O., Pickett, G., Schanen, R. & Tsepelin, V., 12/2010, In: Journal of Low Temperature Physics. 161, 5-6, p. 536-547

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  43. Published

    Magnetic phase transition in a nanonetwork of solid (3)He in aerogel

    Bradley, I., Fisher, S., Guénault, A. M., Haley, R., Mulders, N., Pickett, G., Potts, D., Skyba, P., Smith, J., Tsepelin, V. & Whitehead, R. C. V., 09/2010, In: Physical review letters. 105, 12, 125303.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  44. Published

    The damping of a quartz tuning fork in superfluid He-3-B at low temperatures

    Bradley, D. I., Crookston, P., Fisher, S. N., Ganshin, A., Guénault, A. M., Haley, R. P., Jackson, M. J., Pickett, G. R., Schanen, R. & Tsepelin, V., 12/2009, In: Journal of Low Temperature Physics. 157, 5-6, p. 476-501 26 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  45. Published

    Transition to turbulence for a quartz tuning fork in superfluid He-4

    Bradley, D. I., Fear, M. J., Fisher, S. N., Guénault, A. M., Haley, R. P., Lawson, C. R., McClintock, P. V. E., Pickett, G. R., Schanen, R., Tsepelin, V. & Wheatland, L. A., 09/2009, In: Journal of Low Temperature Physics. 156, 3-6, p. 116-131 16 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  46. Published

    Crossover from hydrodynamic to acoustic drag on quartz tuning forks in normal and superfluid 4He

    Bradley, D. I., Clovecko, M., Fisher, S., Deepak, D., Guise, E., Haley, R., Kolosov, O., Pickett, G., Tsepelin, V., Schmoranzer, D. & Skrbek, L., 6/01/2012, In: Physical review B. 85, 1, p. - 9 p., 014501.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  47. Published

    Turbulent drag on a low-frequency vibrating grid in superfluid He-4 at very low temperatures

    Bradley, D. I., Fisher, S. N., Guénault, A. M., Haley, R. P., Kumar, M., Lawson, C. R., Schanen, R., McClintock, P. V. E., Munday, L., Pickett, G. R., Poole, M., Tsepelin, V. & Williams, P., 28/06/2012, In: Physical review B. 85, 22, p. - 10 p., 224533.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  48. Published

    Thermometry in Normal Liquid He-3 Using a Quartz Tuning Fork Viscometer

    Bradley, D. I., Clovecko, M., Fisher, S. N., Garg, D., Guénault, A. M., Guise, E., Haley, R. P., Pickett, G. R., Poole, M. & Tsepelin, V., 06/2013, In: Journal of Low Temperature Physics. 171, 5-6, p. 750-756 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  49. Published

    The Onset of Vortex Production by a Vibrating Wire in Superfluid He-3-B

    Bradley, D. I., Fisher, S. N., Ganshin, A., Guénault, A. M., Haley, R. P., Jackson, M. J., Pickett, G. R. & Tsepelin, V., 06/2013, In: Journal of Low Temperature Physics. 171, 5-6, p. 582-588 7 p.

    Research output: Contribution to Journal/MagazineJournal articlepeer-review

  50. 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/MagazineJournal articlepeer-review

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