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Use and performance criteria of photonic devices increase in various application areas such
as information and communication, lighting, and photovoltaics. In many current and future …

The impact of multi quantum wells (MQWs) structure on the homogeneity of spontaneous
luminescence and quantum efficiency of the high power InGaN blue laser diode (LD) is …

Nb 2 O 5 exhibits outstanding optical properties within the near-infrared spectra, suggesting
considerable potential for application in optical coatings. In this work, Nb 2 O 5 was …

Among the limitations known from semiconductor lasers, catastrophic optical damage (COD)
is perhaps the most spectacular power‐limiting mechanism. Here, absorption and …

With the rapid development of silicon-based photonics, broadband anti-reflection coatings
for the optical communication band are desired. Silica and silicon nitride with tunable …

A new epitaxial layer design with a double mode expander layer, high refractive index
claddings, and an aluminum-free active area has been used to demonstrate distributed …

Graded aluminum composition in AlGaAs n-cladding and p-cladding layers have been
shown to exhibit improved optoelectronic performance in the single quantum well separate …

Catastrophic optical damage (COD) is one of the crucial factors severely constraining the
performance of high-power lasers. An accurate COD defect location is of great significance …

We present a study of the propagation of dark line defects (DLDs) in catastrophically
damaged 808 nm laser diodes, based on cathodoluminescence (CL) measurements and …