Photonics laboratory experiments for modern technology-based courses. - Walter Johnstone; Brian Culshaw; Douglas Walsh; David Moodie; Iain Mauchline (Proc. IEEE, 2000)

Energy savings in WDM networks using reflective semiconductor optical amplifiers. - Eoin Murphy; W. Craig Michie; Henry White; Walter Johnstone; Anthony Kelly; Ivan Andonovic (ICTON, 2014)

An embedded processing design for 192-channel 10-40 MS/s aero-engine optical tomography: Progress and continued DAQ characterisation. - Edward M. D. Fisher; Stylianos-Alexios Tsekenis; Yunjie Yang; Andrea Chighine; Nicholas Polydorides; Hugh McCann; Paul Wright 004; Krikor B. Ozanyan; David Wilson 006; Michael Lengden; Walter Johnstone (I2MTC, 2018)

A Custom, High-Channel Count Data Acquisition System for Chemical Species Tomography of Aero-Jet Engine Exhaust Plumes. - Edward M. D. Fisher; Thomas Benoy; Gordon Humphries; David Wilson 006; Michael Lengden; Walter Johnstone; Hugh McCann; Stylianos-Alexios Tsekenis; Yunjie Yang; Andrea Chighine; Chang Liu 059; Nick Polydorides; et al. (IEEE Trans. Instrum. Meas., 2020)

Miniature Modular Sensor for Chemical Species Tomography with Enhanced Spatial Resolution. - Rui Zhang 065; Jiangnan Xia; Hugh McCann; Chang Liu 059; Ihab Ahmed; Mohamed Pourkashanian; Andrew Gough; Ian Armstrong; Michael Lengden; Walter Johnstone (IST, 2023)

Hybrid Model-Driven Spectroscopic Network for Rapid Retrieval of Turbine Exhaust Temperature. - Yalei Fu; Rui Zhang 065; Jiangnan Xia; Andrew Gough; Stuart Clark; Abhishek Upadhyay; Godwin Enemali; Ian Armstrong; Ihab Ahmed; Mohamed Pourkashanian; Paul Wright 004; Krikor B. Ozanyan; et al. (IEEE Trans. Instrum. Meas., 2023)

Machine Learning-Enhanced Laser Absorption Spectroscopy for Harsh-Environment Combustion Diagnosis. - Yuan Chen; Jiangnan Xia; Rui Zhang 065; Yikai Xia; Minqiu Zhou; Yalei Fu; Ihab Ahmed; Ian Armstrong; Abhishek Upadhyay; Michael Lengden; Walter Johnstone; Paul Wright 004; et al. (IEEE Trans. Instrum. Meas., 2025)

A Spectroscopy-Constraint Network for Fast Thermochemical Process Monitoring Using Wavelength Modulation Spectroscopy. - Jiangnan Xia; Rui Zhang 065; Ihab Ahmed; Mohamed Pourkashanian; Ian Armstrong; Michael Lengden; Walter Johnstone; Hugh McCann; Chang Liu 059 (IEEE Trans. Instrum. Meas., 2025)