A wide wavelength tuning range swept external-cavity laser using an In As/Ga As quantum-dot superluminescent diode as a ......

A mode transformer based on the quasi-vertical taper is designed to enable high coupling efficiency for interboardlevel ......

The fatigue properties of nickel-base Alloy 718 with fine- and grain-coarse grains were investigated. In the fine-grain......

Large sized neodymium-doped Y3Al5O12(Nd:YAG)laser crystals have been grown by temperature gradient technique(TGT)method ......