We studied the effect of several lactic acid bacteria (LAB) on the humoral response of brown
trout (Salmo trutta). LAB groups (Lactococcus (Lc.) lactis ssp. lactis, Lactobacillus (Lb.) sakei …

Carrier transport characteristics of AlGaN-based deep-ultraviolet light-emitting diodes
(LEDs) are theoretically investigated. Simulation results reveal that hole transport/injection …

P-type do** in the last barrier is proposed to improve the efficiency droop of the blue
InGaN light-emitting diodes (LEDs). The light-current curves, energy band diagrams, carrier …

The nonlinear phenomena accompanying the process of light generation in high-power
tapered semiconductor lasers are studied using a combination of simulation and …

The physical mechanisms leading to the efficiency droop of InGaN/GaN light-emitting diodes
(LEDs) are theoretically investigated. We first discuss the effect of Auger recombination loss …

Effects of built-in polarization and carrier overflow on InGaN quantum-well lasers with a
ternary AlGaN or a quaternary AlInGaN electronic blocking layer (EBL) have been …

High-efficiency laser diodes often adopt high mirror loss design to improve the external
differential efficiency of the device. However, the significantly elevated threshold carrier …

The optical properties of InGaN multi-quantum-well laser diodes with different polarization-
matched AlInGaN barrier layers have been investigated numerically by employing an …

Electron overflow limits the quantum efficiency of InGaN/GaN light-emitting diodes. InGaN
electron cooler (EC) can be inserted before growing InGaN/GaN multiple quantum wells …

We have used two-and three-pulse femtosecond differential transmission spectroscopy to
study the dependence of quantum dot carrier dynamics on temperature. At low temperatures …