Enhancement of the Carbothermal Reduction of Hafnium Oxide by Silicon
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Engineering Materials"
DOI: 10.1002/adem.201600377
Abstract: Mixtures of hafnia and carbon powders, containing 0.0–10 mol% of silicon, are heated and analyzed by XRD, SEM, TEM, and DTA. Furthermore, hafnia and carbon pellets, with varying degrees of silicon content, are investigated to determine… read more here.
Keywords: hafnium oxide; reduction hafnium; oxide silicon; enhancement carbothermal ... See more keywords
Controlled Microfabrication of High-Aspect-Ratio Structures in Silicon at the Highest Etching Rates: The Role of H2O2 in the Anodic Dissolution of Silicon in Acidic Electrolytes
Sign Up to like & getrecommendations! Published in 2017 at "Advanced Functional Materials"
DOI: 10.1002/adfm.201604310
Abstract: In this work the authors report on the controlled electrochemical etching of high-aspect-ratio (from 5 to 100) structures in silicon at the highest etching rates (from 3 to 10 µm min−1) at room temperature. This… read more here.
Keywords: dissolution; high aspect; aspect ratio; silicon ... See more keywords
Biohybrid Photoprotein‐Semiconductor Cells with Deep‐Lying Redox Shuttles Achieve a 0.7 V Photovoltage
Sign Up to like & getrecommendations! Published in 2018 at "Advanced Functional Materials"
DOI: 10.1002/adfm.201703689
Abstract: Photosynthetic proteins transduce sunlight into biologically useful forms of energy through a photochemical charge separation that has a close to 100% quantum efficiency, and there is increasing interest in their use as sustainable materials in… read more here.
Keywords: cells deep; photoprotein semiconductor; biohybrid photoprotein; semiconductor cells ... See more keywords
Electron‐Beam Manipulation of Silicon Impurities in Single‐Walled Carbon Nanotubes
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Functional Materials"
DOI: 10.1002/adfm.201901327
Abstract: The recent discovery that impurity atoms in crystals can be manipulated with focused electron irradiation has opened novel perspectives for top-down atomic engineering. These achievements have been enabled by advances in electron optics and microscope… read more here.
Keywords: carbon; walled carbon; single walled; silicon ... See more keywords
Two-Dimensional Silicene/Silicon Nanosheets: An Emerging Silicon-Composed Nanostructure in Biomedicine.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202008226
Abstract: Silicon-composed nanomedicines are one of the most representative inorganic nanosystems in theranostic biomedicine. The emerging of new family members of silicon-composed nanosystems substantially contributes to their further clinical translation. 2D silicene/silicon nanosheets have recently been… read more here.
Keywords: silicon nanosheets; biomedicine; silicon composed; silicene silicon ... See more keywords
Wafer-Scale Electroactive Nanoporous Silicon: Large and Fully Reversible Electrochemo-Mechanical Actuation in Aqueous Electrolytes.
Sign Up to like & getrecommendations! Published in 2021 at "Advanced materials"
DOI: 10.1002/adma.202105923
Abstract: Nanoporosity in silicon results in interface-dominated mechanics, fluidics, and photonics that are often superior to the ones of the bulk material. However, their active control, for example, by electronic stimuli, is challenging due to the… read more here.
Keywords: aqueous electrolytes; electrochemo mechanical; mechanical actuation; nanoporous silicon ... See more keywords
Monolithic Perovskite-silicon Tandem Solar cells: from the Lab to Fab?
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DOI: 10.1002/adma.202106540
Abstract: This review focuses on monolithic 2-terminal perovskite-silicon tandem solar cells and discusses key scientific and technological challenges to address in view of an industrial implementation of this technology. We start by examining the different crystalline… read more here.
Keywords: perovskite silicon; tandem solar; silicon tandem; silicon ... See more keywords
Hetero‐Integration of Silicon Nanomembranes with 2D Materials for Bioresorbable, Wireless Neurochemical System
Sign Up to like & getrecommendations! Published in 2022 at "Advanced Materials"
DOI: 10.1002/adma.202108203
Abstract: Although neurotransmitters are key substances closely related to evaluating degenerative brain diseases as well as regulating essential functions in the body, many research efforts have not been focused on direct observation of such biochemical messengers,… read more here.
Keywords: system; nanomembranes materials; silicon nanomembranes; hetero integration ... See more keywords
Upcycling Silicon Photovoltaic Waste into Thermoelectrics
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DOI: 10.1002/adma.202110518
Abstract: Two decades after the rapid expansion of photovoltaics, the number of solar panels reaching end‐of‐life is increasing. While precious metals such as silver and copper are usually recycled, silicon, which makes up the bulk of… read more here.
Keywords: photovoltaic waste; waste thermoelectrics; upcycling silicon; waste ... See more keywords
Densely Arrayed Active Antennas Embedded in Vertical Nanoholes for Backside‐Illuminated Silicon‐Based Broadband Infrared Photodetection
Sign Up to like & getrecommendations! Published in 2020 at "Advanced Materials Interfaces"
DOI: 10.1002/admi.202001039
Abstract: Plasmonic metal nanoantennas arrayed on silicon have attracted attention as silicon‐based sub‐bandgap infrared detectors. Localized surface plasmons induced on metal nanoblocks can provide a broadband responsivity, and the silicon‐based configuration offers the potential for complementary… read more here.
Keywords: responsivity; active antennas; densely arrayed; silicon ... See more keywords
Ultrathin Silicon Nanomembrane in a Tubular Geometry for Enhanced Photodetection
Sign Up to like & getrecommendations! Published in 2019 at "Advanced Optical Materials"
DOI: 10.1002/adom.201900823
Abstract: DOI: 10.1002/adom.201900823 inspired applications such as optical resonators,[6] passive electronic components[7] microrobotics,[8] gas detection,[9] energy storage,[10] and bioplatforms.[11] Silicon photodetectors have been intensively studied due to its mass production and low cost with standard complementary… read more here.
Keywords: silicon nanomembrane; photodetection; geometry; spectroscopy ... See more keywords