Characterization of UV-induced birefringence in photosensitive Ge-doped silica optical fibers

T Erdogan, V Mizrahi - JOSA B, 1994 - opg.optica.org
The anisotropic nature of the UV-induced index change achieved in photosensitive optical
fibers is characterized by a direct measurement of the induced birefringence in three …

Photosensitive optical fibers: Devices and applications

R Kashyap - Optical Fiber Technology, 1994 - elibrary.ru
Photosensitive Optical Fibers: Devices and Applications КОРЗИНА ПОИСК НАВИГАТОР
СЕССИЯ КОНТАКТЫ ИНФОРМАЦИЯ О ПУБЛИКАЦИИ eLIBRARY ID: 1319245 DOI …

Photochemical reactions in - glasses induced by ultraviolet irradiation: Comparison between Hg lamp and excimer laser

J Nishii, K Fukumi, H Yamanaka, K Kawamura… - Physical Review B, 1995 - APS
GeO 2− SiO 2 glasses prepared by vapor-phase axial deposition were exposed to ultraviolet
(uv) radiation from a Hg discharge lamp (4.9 eV) and excimer lasers (KrF laser: 5.0 eV, XeCl …

Photoinduced absorption change in germanosilicate preforms: evidence for the color-center model of photosensitivity

L Dong, JL Archambault, L Reekie, PSJ Russell… - Applied Optics, 1995 - opg.optica.org
A new technique has enabled us to resolve the strong UV absorption spectrum in UV-
exposed germanosilicate preforms. Our results show, for the first time to our knowledge, that …

The UV-induced refractive index grating in Ge: preforms: additional CW experiments and the macroscopic origin of the change in index

B Poumellec, P Niay, M Douay… - Journal of Physics D …, 1996 - iopscience.iop.org
Bragg gratings have been written within MCVD germanosilicate preform slices using CW
laser light at 244 nm. Afterwards, scanning light interferometry was used to perform a 3D …

Links between writing and erasure (or stability) of Bragg gratings in disordered media

B Poumellec - Journal of non-crystalline solids, 1998 - Elsevier
Assuming that index change in disordered materials can be explained by a reversible
physico-chemical equation dependent on a disorder activation energy. I suggest a …

Behaviour of spectral transmissions of Bragg gratings written in germania-doped fibres: writing and erasing experiments using pulsed or cw uv exposure

P Niay, P Bernage, S Legoubin, M Douay, WX **e… - Optics …, 1994 - Elsevier
Photoinscriptions of Bragg gratings have been carried out within several germanosilicate
fibres via uv side writing near 244 nm. The gratings have been written with a pulsed or a …

Kinetics of thermally activated physical processes in disordered media

B Poumellec, M Lancry - Fibers, 2015 - mdpi.com
We describe a framework for modeling the writing and erasure of thermally-distributed
activated processes that we can specifically apply to UV-induced refractive index change …

Ultraviolet-light-induced processes in germanium-doped silica

M Kristensen - Physical review B, 2001 - APS
A model is presented for the interaction of ultraviolet (UV) light with germanium-doped silica
glass. It is assumed that germanium sites work as gates for transferring the excitation energy …

Pair generation of Ge electron centers and self-trapped hole centers in glasses by KrF excimer-laser irradiation

J Nishii, K Kintaka, H Hosono, H Kawazoe, M Kato… - Physical Review B, 1999 - APS
Formation processes of paramagnetic centers in GeO 2− S i O 2 glasses by irradiation with
KrF excimer-laser pulses (5 eV) were investigated at 77 K using electron-spin resonance …