CdTe films are prepared by closed-space sublimation technology. Dependence of film crystalline on substrate materials and substrate temperature is investigated.
The mechanism of γ-ray radiation induced absorption loss of the optical fiber in visible range is analyzed.According to the mechanism,the quantitative relation
The surface and interface of heterojunction (HJ) formed with organic semiconductor (3,4,9,10-perylenetetracarboxylic dianhydride (PTCDA) and inorganic semicondu
An infrared real-time imaging system using DSP(digital signal processor) as the kernel of digital signal processing board is presented. In this system, the imag
Much attention has been paid to white LEDs because of their potential applications in the illumination.The doping of rare earth ions plays an important role in
By using spectroscopic photoconductance, transmittance and luminescence methods, the optical characterization of GaN grown by plasma source MBE have been evalua
Self-organized In0.5Ga0.5As/GaAs quantum island structure emitting at 1.35 μm at room temperature has been successfully fabricated by molecular beam epitaxy (M
The crosstalk caused by oblique incident ray on a PIN detector array is analyzed.An integral expression of crosstalk factor in relation to incident angle and st
All optical network based on wavelength division multiplexing transmission system with optical cross connect (OXC) is an essential approach for optical commumic