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Spatio-Spectral Wave Mixing in High-Power Amplifier and Laser Systems
In this chapter we present results of detailed numerical modelling of semiconductor laser amplifiers. The model is based on the...
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Nonlinear Pulse Propagation and Solitons in Active Semiconductor Media
In this chapter we will discuss the spatio-temporal dynamics of an InGaAs broad-area semiconductor laser amplifier with injection of one or more...
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Ultrashort Pulse Lasers and Amplifiers Based on Nd:YVO4 and Yb:YAG Bulk Crystals
This Chapter focuses on the generation of ultrashort pulses and their amplification to high energies in Nd:YVO4 and Yb:YAG bulk crystals....
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Improved long distance range-gated laser imaging system
The existing laser remote range-gated imaging system in China is large, expensive and impractical. To achieve long distance imaging, the high-power...
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Optical second harmonic generation and its photoinduced dynamics in ferroelectric semiconductor Sn2P2S6
By means of optical pump–probe technique, the ultrafast dynamics of nonlinear optical response of the ferroelectric semiconductor Sn 2 P 2 S 6 crystal...
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A magneto-optical setup for studying the time evolution of nanoscale domain-wall displacements under pulsed magnetization
A magneto-optical setup for studying the time evolution of nanoscale domain-wall displacements of domain walls in magnetic films with a regular...
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A Single-Photon Detector Module
A module for recording single-photon pulses is described. It is able to reliably operate in the mode of single-photon counting at a wavelength of...
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An Investigation of the Transmission of Iron-Doped Zinc Selenide in the Terahertz-Frequency Range
We present the results of our experimental investigation of the transmission of plates of zinc-selenide crystal doped with iron at a level of 0.23...
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The Field Effect in a Metal–Ferroelectric–Semiconductor System of Multilayer Ferroelectric Films with Various Structure Types
The ability to grow the interfacial defect-poor Sr 0.5 Ba 0.5 Nb 2 O 6 + Ba 0.2 Sr 0.8 TiO 3 and Ba 0.8 Sr 0.2 TiO 3 + Ba 0.4 Sr 0.6 TiO 3 ferroelectric films onto the...
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A Technique for Detecting Subpicosecond Reflection or Transmission Kinetics
A double-modulation technique was developed and tested experimentally for the detection of the kinetics of reflection of subpicosecond pulses of...
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Ultrafast Dynamics of Photoinduced Electron–Hole Plasma in Semiconductor Nanowires
Experimental results obtained in a study of the effect of electron–hole plasma on the generation of terahertz (THz) radiation in semiconductor...
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Terahertz-radiation generation and detection in low-temperature-grown GaAs epitaxial films on GaAs (100) and (111)A substrates
The efficiency of the generation and detection of terahertz radiation in the range up to 3 THz by LT-GaAs films containing equidistant Si do** δ...
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Control systems of high-voltage transistor switches
Control systems of high-voltage transistor switches are described. Possible ways to develop these systems are considered. A control system of the...
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Resonant features of the terahertz generation in semiconductor nanowires
The paper presents the results of experimental studies of the generation of terahertz radiation in periodic arrays of GaAs nanowires via excitation...
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Application of terahertz spectroscopy for remote express analysis of gases
An overview of the main methods of terahertz spectroscopy used for the detection of gases and gas mixtures is presented. Special attention is given...
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Photoreflectance of indium antimonide
The photoreflectance spectra of n -InSb layers were measured using photomodulation Fourier transform infrared spectroscopy. The samples were grown by...
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Giant negative photoconductivity of PbSnTe:In films with wavelength cutoff near 30 μm
Experimental results on the photoconductivity dynamics in PbSnTe:In films with a high SnTe content and corresponding fundamental absorption edge near...
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A device for free-carrier recombination lifetime measurements
The design of a microwave system, the user interface, and the basic characteristics of noncontact equipment for measuring the recombination lifetime...
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Laser equipment for hardness evaluation of semiconductor elements exposed to heavy charged particles (Review)
A review of laser devices that are currently used to perform hardness evaluation of microelectronic devices that are exposed to heavy charged...
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Scintillation γ spectrometers for use at nuclear power plants (review)
In this review, it is shown that out of the 300 scintillators synthesized to date only LaBr 3 :Ce, CeBr 3 , YAlO 3 : Ce, and CsI:Tl crystals with the...