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Showing 1 to 10 of 10 for “"Tungsten disulfide"”.
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In operando SEM for the accelerated exploration of nanomaterials and their scalable device integration
… challenges remain: 1D silicon nanowires and 2D tungsten disulfide. For the former, in situ vacuum annealing is performed to visualise the growth dynamics of nickel-silicide phases into silicon nanowires (`silicidation'), a candidate method for establishing high-quality electrical contacts. …
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Engineering Rare-Earth Based Color Centers in Wide Bandgap Semiconductors for Quantum and Nanoscale Applications
… such as hexagonal boron nitride and tungsten disulfide, offer for device integration. First, confocal Raman and fluorescence spectroscopy techniques are combined to isolate single native color centers in cubic boron nitride nanocrystals that feature room-temperature narrow-band …
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Development of Transition Metal Dichalcogenide Memristive Materials and Devices for Neuromorphic Systems
… the three representative TMDCs molybdenum disulfide, hafnium disulfide, and tungsten disulfide, selected to reflect contrasts in research maturity, stability, CMOS compatibility, and switching behavior. This enables a systematic evaluation of factors governing device performance and …
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Infrared Energy Conversion in Plasmonic Fields at Two-Dimensional Semiconductors
… of noble metal nanoantennas and molybdenum- or tungsten-disulfide (MoS2; WS2) monolayers were examined by parallel synthesis of (i) DDA electrodynamic simulations and (ii) near-field electron energy loss (EELS) and far-field optical transmission UV-vis spectroscopic measurements. Susceptibility …
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Exploring valleytronics in 2D transition metal dichalcogenides
… valley polarization is explored in monolayer tungsten disulfide (WS₂) synthesized by chemical vapor transport (CVT). This novel method of bottom-up growth relies on halide-driven vapor transport commonly utilized in bulk crystal growth. Using a small amount of sodium chloride salt as a source …
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Thermoreflectance Measurements of Non-Diffusive Transport In Bulk And Nanoscale Materials
… metallic Platinum-Cobalt multilayers, and Tungsten disulfide (WS2) crystal. In the case of metallic Platinum-Cobalt multilayers, we show that as the interface density increases and the layer thickness becomes comparable with the electron mean free path in these metals, a deviation from the …
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A novel approach to the scalable production of nanoporous silicon membranes for applications in water and energy
… atomic layer deposition of alumina, titania, and tungsten nitride onto the surface and pore walls of the porous silicon, highlighting its morphological and chemical tunability. Utility of the material is demonstrated via its implementation in three industrially relevant use cases. As a …
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Self-Powered Wearable Sweat Monitoring using 2D WS2 Textile Integrated Triboelectric Nanogenerators for Future Personalized Healthcare
… wearable biosensors using two-dimensional tungsten disulfide (2D WS2) integrated into textile-based self-powered triboelectric nanogenerators (TENGs) devices. The research introduces a novel fabrication approach for creating self powered biosensors by integrating 2D WS2 into textile …
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Electrical, electronic and optical properties of MoS2 & WS2
Two dimensional materials such as graphene, boron nitride and transition metal dichalcogenide (TMDCs) monolayers have arisen as a new class of materials with unique properties at monolayer thickness. Their electrical, electronic and optical properties are of great importance for a variety of …
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The Use of Secondary Ion Mass Spectrometry to Advance Integrated Process Technology for 2D Materials
Despite the advancements in 2D material fabrication methods, the development of scalable manufacturing and device integration strategies are critical bottlenecks that currently hinder the commercial application of low-dimensional nanomaterials. Trace contaminants can significantly influence the …