Research
Mostly about light — collecting it, measuring it, sending it back.
Also on Google Scholar, ResearchGate and ORCID.
Space situational awareness & laser ranging
- A tri-static ground-based laser ranging method for precise satellite attitude determination 9th European Conference on Space Debris (ESA/ESOC), 2025 · arXiv
- Twinkle: deployment, operations, and utilisation of the Shack Hartmann Image Motion Monitor (SHIMM) for atmospheric turbulence monitoring Proc. SPIE 13097, 2024
- Blink: advanced satellite pass prediction and mitigation software for satellite and space debris streak prevention Proc. SPIE 13098, 2024
- ALASCA: the ESA Laser Guide Star Adaptive Optics Optical Feeder Link demonstrator facility International Conference on Space Optics (ICSO 2022), Proc. SPIE 12777, 2023
- A new global laser ranging network for satellite and debris tracking 73rd International Astronautical Congress, IAC-22-A6.1.4, 2022
- Novel low-cost lightweight laser retroreflectors for a sustainable new-space era 73rd International Astronautical Congress, IAC-22-A6.IPB.2, 2022
- LOONY: laser ranging from the Moon for ultra-high accuracy tracking of satellites and debris in lunar orbit 73rd International Astronautical Congress, IAC-22-A3.IP.3, 2022
Astronomical instrumentation — HARMONI at the ELT
DPhil research at the University of Oxford on the first-light integral field spectrograph for ESO's Extremely Large Telescope.
- HARMONI at ELT: characterizing spatial variations in transmission efficiency of volume phase holographic diffraction gratings Proc. SPIE 13100, 2024
- HARMONI at ELT: chromatic dependence of wavefront error performance in volume phase holographic diffraction gratings Proc. SPIE 13100, 2024
- Magnetorheological finishing of volume phase holographic gratings for high fidelity spectrograph wavefront performance Proc. SPIE 13100, 2024
- HARMONI at ELT: high precision cryogenic mechanisms for HARMONI spectrographs Proc. SPIE 13100, 2024
- HARMONI at ELT: project status and instrument overview Proc. SPIE 13096, 2024
- HARMONI at ELT: overview of the capabilities and expected performance of the ELT's first light, adaptive optics assisted integral field spectrograph Proc. SPIE 12184, 2022
- HARMONI: first light spectroscopy for the ELT: instrument final design and quantitative performance predictions Proc. SPIE 11447, 2020
Earth observation optics
Optical payload work at Surrey Satellite Technology Ltd.
- A novel deployable telescope for Earth observation AIAA SciTech 2021 Forum, 2021
- A novel deployable telescope to facilitate a low-cost <1m GSD video rapid-revisit small satellite constellation International Conference on Space Optics (ICSO 2018), Proc. SPIE 11180, 2019
- High precision automated alignment procedure for two-mirror telescopes Applied Optics 58(27), 2019
- A new generation of deployable optics for Earth observation using small satellites 18th European Space Mechanisms and Tribology Symposium (ESMATS), 2019
Detectors and early work
Infrared detector characterisation at ESA ESTEC, and mm-wave receivers at RAL Space.
- First proton and gamma radiation of the MCT NIR European astronomy large format array detector Proc. SPIE 11454, 2020
- Large format array NIR detectors for future ESA astronomy missions: characterization and comparison Proc. SPIE 9915, 2016
- Comparison of persistence in spot versus flat field illumination and single pixel response on a Euclid HAWAII-2RG at ESTEC Proc. SPIE 9915, 2016
- Upgraded local oscillator for ALMA Band 5 receiver 23rd International Symposium on Space Terahertz Technology, 2012
Outreach writing — Astrobites
- How do you see a firefly next to a spotlight? Astrobites, 2021
- The Young Graduate Trainee scheme at the European Space Agency Astrobites, 2021
- Is this how we will discover missing black holes? Astrobites, 2021