Absorption of an incoherent pump in a double-clad fiber amplifier is analyzed in the paraxial
wave approximation. Different inner cladding shapes are considered. A small spiral …

A theoretical analysis of strongly pumped Yb-doped double-clad fiber lasers is presented
and an approximate analytic function of distributed laser along the whole fiber with the …

The paraxial propagation of spatially random monochromatic light in a fiber with an
absorbing core is treated as a model for pump absorption in a double-clad optical fiber …

In this work, the small signal gain (γ0) and signal saturation power (Psat) of a continuous
wave (CW) single-frequency ytterbium-doped (YD) double-clad (DC) fiber master oscillator …

n this paper, high power double-clad fibre lasers are presented. We have built
twoexperimental laser set-ups based on neodymium-and ytterbium-doped active media. A …

In this paper, continuous wave Yb3+-doped double-clad fiber lasers (DCFLs) with linear-
cavity are investigated theoretically and numerically using the rate equations. Under the …

In this paper, based on the thermal conduction equations and the steady-state rate
equations, a theoretical and numerical analysis of thermal effects is investigated for a single …

Using an analogy with quantum mechanics we employ a technique that enables us to
calculate the efficiency of an incoherent pump in general-geometry double-clad fibers. This …

A mathematical model of a rare-earth doped double-clad fiber laser based on rate equations
with spatially averaged parameters laser has been developed. Analytical expressions for the …

Fiber laser resonator configurations have been analyzed theoretically on the basis of steady-
state rate equations to optimize the laser conversion efficiency. Evolution of the pump-and …