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materials and we utilise these non-absorbed X-rays to massively increase image contrast and reduce radiation exposure using coherent synchrotron radiation. We have developed these “phase contrast” and “dark
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tissues or reveal micro- or nano-structural features, like the small air sacs in lungs. To overcome these limitations, alternative X-ray imaging methods have been developed: X-ray phase-contrast and dark
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possess translational symmetry, the role of structure and symmetry in glasses is not established. This research programme involves the development of new x-ray and electron diffraction-based methods
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I supervise computational projects in electron microscopy imaging for investigating materials at atomic resolution. Some projects centre on analysing experimental data acquired by experimental
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use imaging surveys at X-ray, optical, infrared and radio wavelengths to measure the emission from stars, active galactic nuclei, warm dust, atomic hydrogen and relativistic electrons. Spectroscopic
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" (with Prof Kris Helmerson) "Wide-field coherent phase imaging of AC magnetic fields" (with Prof Kris Helmerson) web page For further details or alternative project arrangements, please contact
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My primary areas of research activity are two fold: first, studing thermonuclear (X-ray) bursts from accreting neutron stars; and second, searches for optical counterparts of gravitational-wave
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are made where and when; supernovae (mechanisms and nucleosynthesis); gamma-ray bursts and their progenitors; modelling of Type I X-ray bursts and superbursts (thermonuclear explosions on the surface
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of low-temperature scanning tunneling microscopy and spectroscopy, non-contact atomic force microscopy, photoelectron and x-ray absorption spectroscopies, and time-resolved pump-probe techniques. Our experiments
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regime, tidal disruption events, kilonovae and gamma ray burst afterglows. Some examples include: What do the spins of merging black holes tell us about binary evolution? Where are low-mass X-ray binaries