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Growth of large size AgGaGeS4 crystal for infrared conversion
Single crystals of AgGaGeS4 (AGGS) were grown in a modified Bridgman furnace with 25 mm in diameter and 70mm in length. The transmission spectra of as-grown AGGS slices were measured on a HitachiExpand
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Improved performance of Pd electrocatalyst supported on ultrahigh surface area hollow carbon spheres for direct alcohol fuel cells
Abstract Ultrahigh surface area hollow carbon spheres (HCSs) with open micropores and nanochannels have been prepared by combined methods of hydrothermal and intermittent microwave heating (IMH) forExpand
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Growth and quality of gallium selenide (GaSe) crystals
Abstract High quality nonlinear infrared crystal material GaSe was grown using a seed aided Bridgman–Stockbarger method having a size of 24–26 mm in diameter and 55–70 mm in length. The crystals wereExpand
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High-conversion-efficiency tunable mid-infrared BaGa4Se7 optical parametric oscillator pumped by a 2.79-μm laser.
A mid-infrared BaGa4Se7 optical parametric oscillator with high conversion efficiency and beam quality is demonstrated, which is pumped by a 2.79-μm electro-optically Q-switched Cr, Er:YSGG laser. AExpand
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Growth and characterization of mid-far infrared optical material CdSe crystal
We investigated the decomposition conditions of CdSe crystal with the aid of thermodynamics analysis. We chose the optimized growth parameters (1 MPa, 1250°C) based on the numerical simulation, andExpand
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Ultrafast imaging of terahertz Cherenkov waves and transition-like radiation in LiNbO₃.
We use ultrafast phase-contrast imaging to directly observethe cone-like terahertz (THz) Cherenkov wave generated by optical rectification of femtosecond laser pulses focused into bulk lithiumExpand
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High-Temperature $\hbox{H} _{2} \hbox{O}$ Vapor Measurement Using Terahertz Spectroscopy for Industrial Furnace Applications
We verified that high-temperature (773 K) H2O vapor can be measured quantitatively with terahertz (THz) spectroscopy in the frequency range of 0.5-0.8 THz. The linear relationships between theExpand
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Experimental and theoretical investigations on the defect and optical properties of S- and Al-doped GaSe crystals
A combination of experimental and computational methods was performed to investigate the defect and optical properties of S-doped and Al-doped GaSe crystals. Our experimental and calculated resultsExpand
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Optical Absorption Measurements of Hydrogen Chloride at High Temperature and High Concentration in the Presence of Water Using a Tunable Diode Laser System for Application in Pyrohydrolysis
A tunable diode laser (TDL) was used to measure hydrogen chloride (HCl) spectra at 5747 cm−1 (1.74 μm) and temperatures of 25–950 °C in a quartz cell. The purpose was to evaluate the capability ofExpand
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Growth and optical properties of single AgGaGe5Se12 (AGGSe) crystal
Abstract High quality crystal AgGaGe5S12 (AGGSe), a promising infrared (IR) nonlinear optical (NLO) material, was grown using seed aided Bridgman Stockbarger technique with dimension size 30 mm inExpand
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