Jonathan Leach

Summary

Affiliation: University of Glasgow
Country: UK

Publications

  1. ncbi request reprint Laser beams: knotted threads of darkness
    Jonathan Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, UK
    Nature 432:165. 2004
  2. ncbi request reprint "Aether drag" and moving images
    J Leach
    Department of Physics and Astronomy, SUPA, University of Glasgow, Glasgow, United Kingdom
    Phys Rev Lett 100:153902. 2008
  3. ncbi request reprint Comparison of Faxén's correction for a microsphere translating or rotating near a surface
    J Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow, Scotland
    Phys Rev E Stat Nonlin Soft Matter Phys 79:026301. 2009
  4. ncbi request reprint Interactive approach to optical tweezers control
    Jonathan Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, UK
    Appl Opt 45:897-903. 2006
  5. ncbi request reprint An optically driven pump for microfluidics
    Jonathan Leach
    Physics and Astronomy, University of Glasgow, Glasgow, UK
    Lab Chip 6:735-9. 2006
  6. ncbi request reprint Violation of a Bell inequality in two-dimensional orbital angular momentum state-spaces
    J Leach
    Department of Physics and Astronomy, SUPA, University of Glasgow, Glasgow, UK
    Opt Express 17:8287-93. 2009
  7. doi request reprint Multipoint viscosity measurements in microfluidic channels using optical tweezers
    Stephen Keen
    SUPA, Department of Physics and Astronomy, University of Glasgow, Glasgow, UK
    Lab Chip 9:2059-62. 2009
  8. pmc Independent polarisation control of multiple optical traps
    Daryl Preece
    Department of Physics and Astronomy, Kelvin Building, University of Glasgow, Glasgow G12 8QQ, United Kingdom
    Opt Express 16:15897-902. 2008
  9. ncbi request reprint Measuring the accuracy of particle position and force in optical tweezers using high-speed video microscopy
    Graham M Gibson
    Department of Physics and Astronomy, University of Glasgow, Glasgow, UK
    Opt Express 16:14561-70. 2008
  10. ncbi request reprint Creating permanent 3D arrangements of isolated cells using holographic optical tweezers
    Pamela Jordan
    Department of Electrical and Electronic Engineering, University of Glasgow, Glasgow, UK G12 8QQ
    Lab Chip 5:1224-8. 2005

Collaborators

Detail Information

Publications14

  1. ncbi request reprint Laser beams: knotted threads of darkness
    Jonathan Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, UK
    Nature 432:165. 2004
    ..Here we confirm theoretical predictions by experimentally creating combinations of optical laser beams in which these dark threads form stable loops that are linked and knotted...
  2. ncbi request reprint "Aether drag" and moving images
    J Leach
    Department of Physics and Astronomy, SUPA, University of Glasgow, Glasgow, United Kingdom
    Phys Rev Lett 100:153902. 2008
    ..We find, however, that there are subtle differences which we can understand in terms of the relative alignment of the Poynting and wave vectors. Our analysis and experiments investigate both translational motion and rotation...
  3. ncbi request reprint Comparison of Faxén's correction for a microsphere translating or rotating near a surface
    J Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow, Scotland
    Phys Rev E Stat Nonlin Soft Matter Phys 79:026301. 2009
    ..These results are particularly significant in the use of optical tweezers for measuring viscosity on a picolitre scale...
  4. ncbi request reprint Interactive approach to optical tweezers control
    Jonathan Leach
    Department of Physics and Astronomy, University of Glasgow, Glasgow G12 8QQ, UK
    Appl Opt 45:897-903. 2006
    ..The program can be used to generate multiple beams and can be used for beam steering. We see a major application of the program to be in optical tweezers to control the position, number, and type of optical traps...
  5. ncbi request reprint An optically driven pump for microfluidics
    Jonathan Leach
    Physics and Astronomy, University of Glasgow, Glasgow, UK
    Lab Chip 6:735-9. 2006
    ..The techniques described in the paper have potential to be extended to drive an integrated lab-on-chip device, where pumping, flow measurement and optical sensing could all be achieved by structuring a single laser beam...
  6. ncbi request reprint Violation of a Bell inequality in two-dimensional orbital angular momentum state-spaces
    J Leach
    Department of Physics and Astronomy, SUPA, University of Glasgow, Glasgow, UK
    Opt Express 17:8287-93. 2009
    ..We demonstrate this violation in a number of two-dimensional subspaces of the higher dimensional OAM Hilbert space...
  7. doi request reprint Multipoint viscosity measurements in microfluidic channels using optical tweezers
    Stephen Keen
    SUPA, Department of Physics and Astronomy, University of Glasgow, Glasgow, UK
    Lab Chip 9:2059-62. 2009
    ....
  8. pmc Independent polarisation control of multiple optical traps
    Daryl Preece
    Department of Physics and Astronomy, Kelvin Building, University of Glasgow, Glasgow G12 8QQ, United Kingdom
    Opt Express 16:15897-902. 2008
    ..We demonstrate the functionality of the system by controlling the rotation and orientation of birefringent vaterite crystals within holographic optical tweezers...
  9. ncbi request reprint Measuring the accuracy of particle position and force in optical tweezers using high-speed video microscopy
    Graham M Gibson
    Department of Physics and Astronomy, University of Glasgow, Glasgow, UK
    Opt Express 16:14561-70. 2008
    ..As an example of a multi-particle measurement we show the hydrodynamic coupling between two particles...
  10. ncbi request reprint Creating permanent 3D arrangements of isolated cells using holographic optical tweezers
    Pamela Jordan
    Department of Electrical and Electronic Engineering, University of Glasgow, Glasgow, UK G12 8QQ
    Lab Chip 5:1224-8. 2005
    ....
  11. doi request reprint Single-photon position to time multiplexing using a fiber array
    Ryan E Warburton
    SUPA, School of Engineering and Physical Sciences, Heriot Watt University, Edinburgh EH14 4AS, UK
    Opt Express 19:2670-5. 2011
    ..The receiver system could be implemented in numerous applications, including time-resolved photoluminescence, low-light level spectroscopy and quantum information processing...
  12. ncbi request reprint Quantum correlations in optical angle-orbital angular momentum variables
    Jonathan Leach
    Department of Physics and Astronomy, Scottish Universities Physics Alliance SUPA, University of Glasgow, Glasgow, G12 8QQ, UK
    Science 329:662-5. 2010
    ..Our results suggest that angular position and orbital angular momentum may find important applications in quantum information science...
  13. ncbi request reprint Transfer of orbital angular momentum from a super-continuum, white-light beam
    Amanda J Wright
    Institute of Photonics, SUPA, University of Strathclyde, Glasgow G40NW, UK
    Opt Express 16:9495-500. 2008
    ..We illustrate the achromatic, helical phase structure of a white-light beam by observing the transfer of its orbital angular momentum to particles held in optical tweezers...
  14. pmc The duality principle in the presence of postselection
    Jonathan Leach
    IPaQS, SUPA, Heriot Watt, Edinburgh, EH14 4AS, UK
    Sci Rep 6:19944. 2016
    ....