Showing papers in "Materials Science in Semiconductor Processing in 2020"

TL;DR: In this article, a perspective of Ga2O3 material towards making high electron mobility transistors (HEMTs) for a certain class of RF applications is given, where various defects in WBG devices and their effects on the reliability aspects are also addressed.

TL;DR: In this article, the authors discuss new developments in the fields of metal oxide nanostructures and two-dimensional transition metal dichalcogenides (2D TMDs) for NO2 sensing and a comparative analysis of different modifications and their effects on sensing properties of both the materials is presented.

TL;DR: In this article, the Periconium sp. extract mediated sol-gel process was effectively utilized for the synthesis of ZnO nanoparticles and the aqueous fungal extract acted as chelating agent for the Zn2+ ions and lead to the formation of gel.

TL;DR: In this paper, a set of biochar-coupled Ag and TiO2 composites were successfully fabricated by mixing, calcination, and photodeposition method to remove methyl orange (MO).

TL;DR: In this article, a novel MOF based nanocomposite, UiO-66@ WO3/graphene oxide, was synthesized by a solvothermal method and its ability was evaluated for photodegradation of two pollutant models containing aromatic (tetracycline (TC)) and nonaromatic (malathion (MA)).

TL;DR: The double perovskites halides are potential materials for renewable energy to meet the demands of the global energy shortage as discussed by the authors, and structural and thermodynamic stabilities of studied materials are ensured by the Goldsmith tolerance factor (0.86 and 0.91) and negative formation energy.

TL;DR: In this article, a highly selective NO2 sensor based on TiO2/ZnO heterostructure nanowires (NWs) has been demonstrated successfully, where the sensor film is realised by modifying the ZnO NWs surface with Ti (~30nm) and subsequent annealing at 350 °C.

TL;DR: In this article, a facile co-precipitation method was used to synthesize pure and Al doped CuO nanostructures and used for fabrication of highly sensitive, low cost and low temperature carbon monoxide (CO) gas sensors.

TL;DR: In this article, a series of novel ZnO/CuO n-n heterojunction photocatalysts were synthesized with a microwave assisted method, and the structures, morphologies, optical properties, and chemical states of these prepared photosynthetic materials were systematically characterized by X-ray diffraction, scanning electron microscopy, transmission electron microscope, and UV-vis diffuse reflectance spectroscopy.

TL;DR: In this paper, the authors investigated the photodegradation of a widely used fungicide, i.e., the ortophenylphenol (o-p), through molecularly imprinted N-doped TiO2 photocatalysts.

TL;DR: In this paper, an overview of the most recent developments in chemiresistive CO2 gas sensors based on nanostructured semiconducting materials with a particular emphasis on semiconductor composite structures, which include the mixing composite structure, second-phase decorated structure and bi-layer film structure.

TL;DR: In this paper, a visible-light-responsive hybrid photocatalyst, K-doped g-C3N4/BiOBr, was synthesized by K-decoupled g-c3n4 (K-CN) and BiOBr for degradation of Rhodamine B (RhB) and tetracycline hydrochloride.

TL;DR: In this article, a WS2 nanosheets film via typical hydrothermal intercalation and vacuum filtration methods was used to fabricate a large-area, flexible broadband photodetector.

TL;DR: In this article, a novel Bi2O3/MOF/GO composite photocatalyst was prepared by a facile method, and characterized by XRD, SEM, EDS, FT-IR, BET, UV-Vis DRS and PL spectrum.

TL;DR: A series of Ca doped ZnO (CZO) nanoparticles have been prepared using sol gel self ignition method with an aim to increase the photocatalytic hydrogen evolution via water splitting under visible light illumination as discussed by the authors.

TL;DR: In this article, a partially reduced SnO2 was prepared by using NaBH4 as reducer under room temperature, and the oxygen vacancy density was increased greatly after the reduction.

TL;DR: In this article, the formation heterojunction between djembe like ZnO and g-C3N4, decreased the optical band gap energy thereby the light absorption was shifted towards visible region.

TL;DR: In this paper, the synthesis of pure and Bi-doped PbS (Bi:PbS) nanopowders was attained facilely by the chemical route at low temperature.

TL;DR: In this article, the photocatalytic performance of ZnO/Bi2WO6 (ZBW) heterostructures was evaluated by degrading methylene blue (MB) under ultraviolet light irradiation.

TL;DR: In this article, a ZnO/CeO2 nanocomposite material has been successfully synthesized through a simple chemical precipitation method and calcinated at 750°C.

TL;DR: In this paper, the effect of preparation method and calcination/synthesis temperature on the structural and morphological properties of Tungsten trioxide (WO3) nanostructures was investigated.

TL;DR: In this article, the progress of ultra-thin wafer technology from manufacturing process to wafer transportation and device application is reviewed, and the combination of mechanical grinding and stress relief through polishing or etching has become the standard wafer thinning process.

TL;DR: In this paper, a hierarchical 2D/2D CdS/g-C3N4 hybrid architecture was synthesized via a hydrothermal method and then characterized by XRD, FTIR, SEM, EDS, UV-vis DRS, PL, BET, and EIS.

TL;DR: In this paper, the effects of Ag on the ethanol vapor response of ZnO nanoparticles were evaluated by a Pechini sol-gel route for evaluation of their gas sensing properties.

TL;DR: In this article, nano-structured zinc vanadate, Zn3(VO4)2, has been successfully synthesized by simple co-precipitation method and calcined at 600°C.

TL;DR: In this paper, the influence of Sr doping content on microstructure, surface morphology, elemental composition, photoluminescence and ammonia vapor sensing properties of these coated films were analyzed before and after incorporation of Sr.

TL;DR: In this article, bare and Zr doped SnO2 nanoparticles (NPs) were synthesized by hydrothermal technique using Sodium hexametaphosphate (SHMP) as a surfactant.

TL;DR: In this paper, NiCo2O4/rGO was synthesized for energy storage and the specific capacity was found to be 63.2 mAh g−1 at discharge current density of 0.5 mAh cm−2.

TL;DR: In this article, an electrode modified by using an indicator, poly(eriochrome black T) (poly-EBT), for the determination of methdilazine hydrochloride (MDH) was used.