A special device with photocurrent amplification function is reported. The device with long base region structure consists of dual-route photodetectors and thei
The electroluminescence thin films doped with erbium, fabricated by thermal evaporation with two boats, are analyzed by X-ray diffraction(XRD).The relationship
Based on the characteristics of surface acoustic wave(SAW) devices, the theory for realizing wavelet transform (WT) by SAW is deduced. Simulated experiment show
Asimple setup for the measurement of transmission loss in polymer thin film optical waveguides is described.A new electro-optic polymer film has been prepared.T
The measurement theorem of fiber optically driven instrument for high-voltage line current is presented. The PLL voltage-frequency-narrow pulse principle and it
Vanadium dioxide(VO2)thin films are used for protection from high-energy laser hits due to their semiconductor-to-metal phase transition experienced during heat
A new algorithm for the reconstruction of tomographic images from a few views is presented.A variable metric method is used to solve the unconstrained optimizat