Julien Rey

Dr. Julien Rey serves as a Lecturer at the School of Engineering, Zurich University of Applied Sciences (ZHAW), specializing in Physics, Applied Optics, and Medical Technology. He is affiliated with the Applied Optics research focus group in Winterthur, Switzerland, and maintains an active research profile with over 1000 citations and an h-index of 16.

His research expertise spans:

• Advanced spectroscopic techniques (absorption, luminescence, photoacoustic, Raman)
• Fiber-optics and infrared light sources
• Algorithms for quantitative spectral data analysis
• Biomedical and environmental sensor applications

Recent publications reveal a strong trend toward miniaturized optical sensors for medical diagnostics and industrial monitoring, with emphasis on gas sensing using tunable diode lasers, mid-infrared spectroscopy, and novel phosphor materials. His work consistently bridges fundamental optical principles with real-world engineering solutions.

Dr. Rey has led significant projects including:

• World's smallest intraoral scanner (Co-Project Leader)
• Non-invasive glucose measurement system (Project Leader)
• Multi-modal speech authentication technology (Project Leader)
• Low-power optical oxygen sensor (Team Member)

He serves as a reviewer for 12 major journals including Applied Physics B, Sensors, and Analytical Chemistry, demonstrating his standing in the optics and spectroscopy community.