A spectroscopic investigation of an extensive series of Er 3+-doped and Er 3+, Y b 3+-
codoped soda-lime-silicate (SL) and aluminosilicate (AS) glasses is presented. Compared …

Erbium doped waveguide amplifiers can be used in optical integrated circuits to compensate
for signal losses by absorption, scattering, splitting, coupling, etc. Such waveguide amplifiers …

High-concentration Er/sup 3+//Yb/sup 3+/co-doped silica waveguide amplifiers are
numerically analyzed. With optimized rare-earth concentrations the effect of Er/sup …

Uniform upconversion in erbium-doped silicate glasses is investigated as a function of glass
composition, concentration, and fabrication method. Comparisons of upconversion …

The cooperative upconversion processes of erbium ions in silver film ion-exchanged
waveguides in a phosphate glass were studied from the pump intensity dependence of …

Commercial Erbium doped silica fibers fabricated through the modified chemical vapor
deposition and direct nanoparticle deposition processes where \rmEr^3+ concentration is …

Er/sup 3+/-doped tellurite and Er/sup 3+/-doped alumina optical waveguide amplifiers are
analyzed both as single amplifiers and as elements of 16-channel wavelength-division …

In this paper, we present an accurate, fast, and easily implemented procedure for modeling
erbium-doped waveguide amplifiers (EDWA's) with high concentration doping level. The …

An erbium-doped hole-assisted optical fiber amplifier, to be employed in the third band of
the optical communications, is designed and optimized via a tailor made computer code …

The design, fabrication, spectroscopic characterization, and performance of an Er: Ta 2 O 5
rib waveguide amplifier is described. Rib waveguides with low loss (<; 0.65 dB/cm at 1600 …