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Photoelectrochemical investigations of cadmium sulfide-doped silver (CdS) on flexible substrates
In this work, the chemical spraying pyrolysis (CSP) technique was used to deposit thin film of cadmium sulfide (CdS) doped with silver (Ag) at...
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A Calculation Method for Response Spectrum of Mercury Cadmium Telluride Infrared Focal Plane Arrays Detector
In this paper, a calculation method for the response spectrum of a mercury cadmium telluride (MCT) infrared focal plane detector was proposed. A...
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Telluride semiconductor nanocrystals: progress on their liquid-phase synthesis and applications
The synthesis of colloidal telluride semiconductor nanocrystals (CT-SNCs) is more challenging than that of chalcogenides, due to the smaller electron...
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Developments and Process Improvements Leading to High-Quality and Large-Area HgCdTe LPE Detectors
Liquid-phase epitaxy (LPE) is a material growth technology used in the fabrication of mercury cadmium telluride (HgCdTe) infrared (IR) detectors,...
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Annealing of MBE-grown CdTe epitaxial layer at various tellurium overpressure for reduced defect density
Cadmium telluride (CdTe) (211) epitaxial layers were grown on GaAs (211) substrates. These CdTe layers were annealed under tellurium overpressure at...
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Infinite-Melt Vertical Liquid-Phase Epitaxy of HgCdTe from Hg Solution: from VLWIR to SWIR
Liquid-phase epitaxy (LPE) is a material growth technology used in the fabrication of mercury cadmium telluride (HgCdTe) infrared (IR) detectors,...
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Electronic and optical properties of TMDs/Hg0.33Cd0.66Te
It is challenging to tune absorption of nanomaterials in the visible region for using them in optoelectronics applications. Heterostructures of...
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Size-dependent structural and electronic properties of stoichiometric II–VI quantum dots and gas sensing ability of CdSe quantum dots: a DFT study
The structural, electronic, and quantum confinement effects observed in II–VI quantum dots have been described using density functional theory....
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Temperature Dependence of the Defect States in LWIR (100) and (111)B HgCdTe Epilayers for IR HOT Detectors
HgCdTe epilayers grown by chemical vapor deposition (MOCVD) on GaAs substrates operating in the long-wave infrared range were characterized by the...
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On Modeling the Distributions of Minority Charge Carriers Generated by a Wide Electronic Beam in Planar Multilayer Semiconductor Structures
AbstractThe paper presents the results of modeling the distributions of minority charge carriers generated by a wide electron beam in two-layer...
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Experimental Determination of the Dependence Between Spectral Response and Current–Voltage Characteristics for MWIR HgCdTe Detectors
Experimental results are reported for a medium-wavelength infrared (MWIR) HgCdTe photodetector designed in a joint laboratory run by VIGO Photonics...
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Nano-molecularly Imprinted Polymers for Advanced Environmental Monitoring: Synthesis, Applications, and Performance
Molecularly imprinted polymers (MIPs) represent an innovative approach to precise and selective pollutant analysis. However, the recent integration...
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Enhancing Rapid and Deep Removal of Trace Impurities from Tellurium by an Immersion Rotational Segregation Purification Process
An immersion rotational separation purification (IRSP) process is developed to remove trace impurities from tellurium by driving mold rotation to...
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Performance Limits of III–V Barrier Detectors
Minority-carrier lifetimes and diffusion lengths have been deduced from a comparison of band structure simulations and experimental measurements on...
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Nanosensors for Agriculture, Water, Environment, and Health
Nanosensors are among the most promising technologies discovered recently as they have a wide spectrum of applications such as agriculture, water,...
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Influence of the CdZnTe Substrate Thickness on the Response of HgCdTe Detectors Under Irradiation: Modeling of the Substrate Luminescence
The most extensively used infrared (IR) detectors in astrophysics are based on mercury cadmium telluride (MCT) technology: the MCT light-sensitive...
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Nanosensors for Agriculture, Water, Environment, and Health
Nanosensors are among the most promising technologies discovered recently as they have a wide spectrum of applications such as agriculture, water,...
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CdZnTe Crystal Quality Study by Cathodoluminescence Measurements
Improving material quality is an essential step to maintain high electro-optical performance at higher operating temperature (HOT) of cooled II-VI...
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Deterministic inverse design of Tamm plasmon thermal emitters with multi-resonant control
Wavelength-selective thermal emitters (WS-EMs) are of interest due to the lack of cost-effective, narrow-band sources in the mid- to long-wave...
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Space Application Requirement Breakdown and Sensor Concept Implementation for MCT-Based LWIR and VLWIR 2D High-Performance Focal Plane Detector Arrays at AIM
Future demanding scientific space and earth observation missions such as for exoplanet atmospheric spectral analysis or earth climate monitoring will...