Scanning electron microscopy techniques
- Cathodoluminescence
- X-ray microanalysis:
- Wavelength-dispersive X-ray (WDX) spectroscopy
- Energy-dispersive X-ray (EDX) spectroscopy
- Electron backscatter diffraction (EBSD)
- Electron channeling contrast imaging (ECCI)
- Electron beam-induced current (EBIC)
Optical excitation methods
- Photoluminescence spectroscopy
- Photoluminescence excitation spectroscopy
- High magnetic field measurements
Electrical excitation methods
- Electroluminescence hyperspectral imaging
- L-I-V characterisation in integrating sphere

Akhilesh Singh, Kevin O’Donnell and Paul Edwards at the I20 beamline, Diamond Light Source.
Synchrotron methods
Carried out at Diamond Light Source, and previously at the Daresbury Synchrotron.
- Extended X-ray absorption fine structure (EXAFS)
- X-ray excited optical luminescence (XEOL)
Theory and modelling
- First principles electronic structure
- Semi-empirical quantum chemical modelling
- Electron channelling and diffraction in crystals
- Solving Maxwell’s equations on the nanoscale
- Statistical mechanics of crystal growth and phase transitions