Ultrawideband systems and networks: Beyond C+ L-band

T Hoshida, V Curri, L Galdino, DT Neilson… - Proceedings of the …, 2022 - ieeexplore.ieee.org
In the evolution of optical networks, spectral efficiency (SE) enhancement has been the most
cost-efficient and thus the main driver for capacity increase for decades. As a result, the …

Review of recent advances in QEPAS-based trace gas sensing

Y Ma - Applied Sciences, 2018 - mdpi.com
Quartz-enhanced photoacoustic spectroscopy (QEPAS) is an improvement of the
conventional microphone-based photoacoustic spectroscopy. In the QEPAS technique, a …

[КНИГА][B] Rare-earth-doped fiber lasers and amplifiers, revised and expanded

MJF Digonnet - 2001 - taylorfrancis.com
Rare-Earth-Doped Fiber Lasers and Amplifiers, Second Edition discusses the essential
principles, operating characteristics, and current technology of the main fiber laser and …

Optical solitons in fibers

A Hasegawa - Optical solitons in fibers, 1989 - Springer
It is approximately a quarter of a century since the word" soliton" was first introduced. During
this period, various types of solitons have been discovered in almost all areas of physics …

Recent progress in soliton transmission technology

M Nakazawa, H Kubota, K Suzuki, E Yamada… - … Journal of Nonlinear …, 2000 - pubs.aip.org
Recent progress on time-division multiplexed (TDM) and wavelength-division multiplexed
(WDM) soliton transmission is described, in which dispersion management plays an …

Compositional dependence of Judd-Ofelt parameters of ions in alkali-metal borate glasses

S Tanabe, T Ohyagi, N Soga, T Hanada - Physical Review B, 1992 - APS
Abstract The Judd-Ofelt intensity parameters, Ω t (t= 2, 4, 6) for ff transitions of Er 3+ ions
doped in B 2 O 3-R 2 O (R= Na, K) glasses were determined from optical-absorption …

Optical transitions of rare earth ions for amplifiers: how the local structure works in glass

S Tanabe - Journal of non-crystalline solids, 1999 - Elsevier
Several properties of 4f optical transitions of rare earth ions in glasses utilized as optical
amplifiers for telecommunications are discussed. For the Er3+: 1.55 μm transition, the role of …

Ultra-high sensitive acetylene detection using quartz-enhanced photoacoustic spectroscopy with a fiber amplified diode laser and a 30.72 kHz quartz tuning fork

Y Ma, Y He, L Zhang, X Yu, J Zhang, R Sun… - Applied Physics …, 2017 - pubs.aip.org
An ultra-high sensitive acetylene (C 2 H 2) Quartz-enhanced photoacoustic spectroscopy
(QEPAS) sensor based on a high power laser and a quartz tuning fork with a resonance …

Relation between the Ω6 intensity parameter of Er3+ ions and the 151Eu isomer shift in oxide glasses

S Tanabe, T Ohyagi, S Todoroki, T Hanada… - Journal of applied …, 1993 - pubs.aip.org
The Ω t intensity parameters (t= 2, 4, 6) of Er3+ ions in several oxide glasses and the isomer
shift (IS) of 151Eu Mössbauer spectra in glasses of the same composition were determined …

[КНИГА][B] Handbook of lasers

MJ Weber - 2000 - books.google.com
Lasers continue to be an amazingly robust field of activity. Anyone seeking a photon source
is now confronted with an enormous number of possible lasers and laser wavelengths to …