Technical skills
Experimental skills & tools
Methods and tools I have worked with across my research. Select an area to see the details.
Optics & spectroscopy
- Confocal microscopy and single-emitter spectroscopy.
- Cryogenic photoluminescence.
- Polarisation-resolved and power-dependent spectroscopy.
- Time-resolved spectroscopy and time-correlated single-photon counting (TCSPC).
- Photon correlations and Hanbury Brown–Twiss measurements.
Optical cavities & light–matter interaction
- Fabry–Pérot microcavity design and alignment.
- Fibre optics and emitter–cavity coupling.
- Spatial and spectral mode matching.
- Cavity transmission, finesse and mode characterisation.
- Light–matter coupling and Purcell-effect characterisation.
Spin control & microwaves
- Continuous-wave and pulsed optically detected magnetic resonance (ODMR).
- Microwave pulse generation and calibration.
- Rabi, Ramsey and spin-coherence measurements.
- Optical, microwave and photon-detection synchronisation.
- Microwave delivery for cryogenic experiments.
Device design & simulation
- Electromagnetic simulations with Lumerical FDTD.
- Dipole radiation and photon-collection modelling.
- Optical structure design and optimisation.
- PCB and microwave carrier design.
Modelling & parameter estimation
- Numerical modelling and nonlinear parameter fitting.
- Spectral line-shape analysis: Lorentzian, Gaussian and Voigt profiles.
- Lifetime analysis and instrument-response reconvolution.
- Joint analysis of spectral and temporal measurements.
- Optical linewidths, spectral diffusion and dephasing.
- Photon collection and quantum-yield estimation.
- Fit diagnostics and uncertainty assessment.
Programming & data analysis
- Python scientific programming and instrument control.
- Acquisition interfaces and automated measurement sequences.
- Data processing, fitting and visualisation.
- Image processing, emitter localisation and tracking.
- Spectral and intensity time-series analysis.
- MATLAB and LaTeX.
Fabrication & materials
- CO₂ laser micromachining of optical fibre mirrors.
- Cleanroom procedures.
- Colloidal nanocrystal synthesis by hot injection.
- Sample preparation: dilution, polymer encapsulation and spin-coating.
Instrumentation & automation
- Optical setup design and integration.
- Cryogenic systems and piezoelectric nanopositioning.
- Continuous-wave and pulsed lasers; frequency doubling.
- Spectrometers, CCD cameras and single-photon detectors.
- Photon-timing electronics and experimental synchronisation.
- Instrument-response and detection-chain characterisation.