Ultra-high spectral purity lasers are of considerable research interests in numerous fields
such as coherent optical communication, microwave photonics, distributed optical fiber …

A new analytical model for semiconductor laser amplifiers is presented. It has the virtue of
avoiding excessive numerical computation and yet retaining sufficient accuracy for most …

A simple technique for determining the gain spectra of semiconductor lasers from
measurements of the emission spectra of the laser is presented. The technique is insensitive …

Analytical expressions are derived for the amplified spontaneous emission of a DFB
(distributed-feedback) semiconductor laser amplifier with reflective cavity ends. The analysis …

A multi-mode diode laser with an external cavity is studied experimentally and theoretically
for its application to intra-cavity spectroscopy. One facet of a typical Ga 0.89 Al 0.11 As laser …

Optical injection locking has been demonstrated as an effective filter for optical
communications. These optical filters have advantages over conventional passive filters, as …

The transfer matrix method (TMM) has been applied to analyze the gain and saturation
characteristics of semiconductor laser optical amplifiers. This method approximates the …

A model for predicting the longitudinal-mode spectra of semiconductor diode lasers is
presented. The model considers the effects of experimentally observed scattering, which …

A new model for injection-locked gain guided laser arrays is proposed. Diffraction-limited
and single-lobe operation of injection-locked arrays is attributed to coherent summation of …

Analytic expressions for modeling the steady-state spectral output of homogeneously
broadened lasers are presented. The expressions define the laser output in terms of the …