Interference filter-stabilized exteal cavity diode lasers (ECDLs) have properties of simple configurations, high sta-bilities, and narrow linewidths. However, t
Nanostructuring, structure distortion, and/or disorder are the main manipulation techniques to reduce the lattice thermal conductivity and improve the figure of
A nonlinear Schr?dinger equation in one-dimensional bead chain is first obtained and an envelope solitary wave of the system is verified numerically in this sys
The absorption spectrum of carbon dioxide at 2.004 μin has been recorded at sample temperatures between 218.0 K and room temperature,by using a high-resolution
High-quality type Ⅱa large diamond crystals are synthesized with Ti/Cu as nitrogen getter doped in an FeNi-C system at temperature ranging from 1230 ℃ to 1380