'A'
Improving FBG sensor sensitivity at cryogenic temperature by metal coating
Author(s): Lupi C (Lupi, Carla), Felli F (Felli, Ferdinando), Brotzu A (Brotzu, Andrea), Caponero MA (Caponero, Michele Arturo), Paolozzi A (Paolozzi, Antonio)  
Source: IEEE SENSORS JOURNAL    Volume: 8    Issue: 7-8    Pages: 1299-1304    Published: JUL-AUG 2008    
Authors' addresses:
1. Univ Roma La Sapienza, Dept Ingn Chim Mat & Ambiente, I-00184 Rome, Italy
2. Enea CR Frascati, I-00044 Frascati, Italy
3. Univ Roma La Sapienza, Dept Ingn Aerospaziale & Aeronat, I-00184 Rome, Italy

'B'
High resolution cryogenic optical fiber sensor system using erbium-doped fiber
Author(s): Lee YW, Lee B  
Source: SENSORS AND ACTUATORS A-PHYSICAL    Volume: 96    Issue: 1    Pages: 25-27    Published: JAN 31 2002