The large refractive index difference between Si and SiO2 makes it possible to realize ultrasmall photonic integrated circuits. A 5×5 ultracompact arrayed wave
To implement high quality tunneling injection quantum dot lasers, effects of primary factors on performance of the tunneling injection quantum dot lasers were i
The necessity of the main cable anticorrosion for suspension bridge is described, and operating principles and composition of main cable dehumidification system