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   Articles with "ge1 xsnx" as a keyword



Thermal Stability of Annealed Germanium-Tin Alloys Grown by Molecular Beam Epitaxy

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recommendations! Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-016-5205-y

Abstract: The thermal stability of undoped and boron-doped germanium tin (Ge1−xSnx) alloys grown by molecular beam epitaxy with varying composition and layer thickness was investigated. The alloys were annealed in forming gas at various temperatures up… read more here.

Keywords: ge1 xsnx; xsnx alloys; composition; stability ... See more keywords
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Pushing the Composition Limit of Anisotropic Ge1–xSnx Nanostructures and Determination of Their Thermal Stability

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recommendations! Published in 2017 at "Chemistry of Materials"

DOI: 10.1021/acs.chemmater.7b03969

Abstract: Ge1–xSnx nanorods (NRs) with a nominal Sn content of 28% have been prepared by a modified microwave-based approach at very low temperature (140 °C) with Sn as growth promoter. The observation of a Sn-enriched region… read more here.

Keywords: ge1 xsnx; thermal stability; ge1; composition ... See more keywords
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Lattice dynamics of Ge1-xSnx alloy nanowires.

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recommendations! Published in 2022 at "Nanoscale"

DOI: 10.1039/d2nr00743f

Abstract: Alloying group IV semiconductors offers an effective way to engineer their electronic properties and lattice dynamics. The incorporation of Sn in Ge permits a transition from an indirect to a direct bandgap semiconductor. Here, by… read more here.

Keywords: dynamics ge1; alloy nanowires; lattice dynamics; ge1 xsnx ... See more keywords
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Achievable Performance of Uncooled Homojunction GeSn Mid-Infrared Photodetectors

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recommendations! Published in 2021 at "IEEE Journal of Selected Topics in Quantum Electronics"

DOI: 10.1109/jstqe.2021.3065204

Abstract: Ge1-xSnx photodetectors (PDs) have emerged as a new type of mid-infrared (MIR) CMOS-compatible PDs for a wide range of applications. Here we present a comprehensive theoretical study to evaluate the achievable performance of Ge1-xSnx p-i-n… read more here.

Keywords: ge1 xsnx; achievable performance; mid infrared; xsnx ... See more keywords

Thermal evaporated group IV Ge(Sn)-on-Si terahertz photoconductive antenna.

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recommendations! Published in 2022 at "Optics express"

DOI: 10.1364/oe.466108

Abstract: We have experimentally demonstrated thermal evaporated group IV Ge1-xSnx-on-Si terahertz (THz) photoconductive antennas (PCA) pumped by an Er-doped femtosecond laser for broadband THz generation. The Ge1-xSnx THz PCAs, free from material epitaxial growth methods, can… read more here.

Keywords: thz; evaporated group; thz pcas; group ... See more keywords
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Synthesis of Ge1−xSnx Alloy Thin Films by Rapid Thermal Annealing of Sputtered Ge/Sn/Ge Layers on Si Substrates

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recommendations! Published in 2018 at "Materials"

DOI: 10.3390/ma11112248

Abstract: In this work, nanocrystalline Ge1−xSnx alloy formation from a rapid thermal annealed Ge/Sn/Ge multilayer has been presented. The multilayer was magnetron sputtered onto the Silicon substrate. This was followed by annealing the layers by rapid… read more here.

Keywords: rapid thermal; ge1 xsnx; xsnx alloy; thermal annealing ... See more keywords