A multimode fiber refractive index sensor. - Haris Apriyanto; G. Ravet; Olivier D. Bernal; Michel Cattoen; Francoise Lizion; Han-Cheng Seat; Valerie Chavagnac (IEEE SENSORS, 2016)

Optical fiber methane sensor using refractometry. - Haris Apriyanto; Olivier Bernal; Francoise Lizion; Frédéric Surre; J. H. Sharp; Valerie Chavagnac; Han Cheng Seat (IEEE SENSORS, 2019)

A High Resolution Phase Shift Detection System for a Differential Multimode Fiber Refractometer. - Olivier Bernal; Ardi Rahman; Haris Apriyanto; Frédéric Surre; Saroj Pullteap; Han Cheng Seat (IEEE SENSORS, 2024)

Experimental Investigation of Microstructured and Capillary Optical Fibers for Refractive Index Measurement from 1.316 to 1.425 RIU. - Ardi Rahman; Flavien Beffara; Haris Apriyanto; Olivier Bernal; Frédéric Surre; Georges Humbert; Jean-Louis Auguste; Han Cheng Seat (IEEE SENSORS, 2024)

Optical Long Base Hydrostatic Tiltmeter for Slow Earthquake Detection. - Han Cheng Seat; Michel Cattoen; Haris Apriyanto; Frédérick Boudin; Yasmine Nmili; Pascal Bernard; El-Madani Aissaoui; Alexandra Mavroeidi; Efthimios Sokos (IEEE SENSORS, 2024)

Design and Building of a Cost-Effective Six-Component Optical Borehole Strainmeter. - Martin Foin; Jean Chéry; Han Cheng Seat; Sandrine Baudin; Michel Cattoen; Cédric Champollion; Michel Peyret; Haris Apriyanto (IEEE Trans. Instrum. Meas., 2025)