Enhancement of the Carbothermal Reduction of Hafnium Oxide by Silicon
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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
Advanced Hierarchical Biomorphous Silicon Carbide Monoliths
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DOI: 10.1002/adem.202302227
Abstract: Porous silicon carbide (SiC) has attracted considerable attention in the field of cellular ceramics for a variety of applications such as catalyst supports, filters, or in the biomedical field due to its excellent structural properties,… read more here.
Keywords: advanced hierarchical; carbide monoliths; silicon carbide; hierarchical biomorphous ... See more keywords
Multifunctional Silicon Surfaces with Enhanced Mechanical Resistance
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DOI: 10.1002/adem.202500241
Abstract: Structuring silicon (Si) surfaces at the micro‐ and nanoscale is an effective strategy to achieve broadband antireflective behavior, essential for photonic and energy applications. Herein, scalable and low‐cost fabrication techniques including self‐assembly, metal dewetting, and… read more here.
Keywords: surfaces enhanced; mechanical resistance; enhanced mechanical; silicon ... 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
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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
High‐Performance Transparent Electron‐Selective Contact for Crystalline Silicon Solar Cells
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DOI: 10.1002/adfm.202407290
Abstract: High‐efficiency silicon solar cells featuring doped silicon layer‐based carrier‐selective contacts suffer from optical losses due to parasitic absorption. In this work, a high‐performance electron‐selective contact with high transparency is presented, consisting of intrinsic hydrogenated amorphous… read more here.
Keywords: electron selective; solar cells; silicon solar; contact ... See more keywords
Enhanced Cycleability of Micron‐Size Silicon Anode by In Situ Polymerized Polymer Electrolyte
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DOI: 10.1002/adfm.202408145
Abstract: Silicon is widely recognized as an ideal anode material due to its high specific capacity, low lithiation potential, high abundance, and environmental friendliness. Nevertheless, the immense volume expansion during the lithiation leads to pulverization of… read more here.
Keywords: capacity; anode; electrolyte; enhanced cycleability ... See more keywords
Analyzing Carrier Density and Hall Mobility in Impurity‐Free Silicon Virtually Doped by External Defect Placement
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DOI: 10.1002/adfm.202415230
Abstract: Impurity doping at the nanoscale for silicon is becoming less efficient with conventional techniques. Here, an alternative virtual doping method is presented for silicon that can achieve an equivalent carrier density while addressing the primary… read more here.
Keywords: mobility; carrier; impurity; density ... See more keywords
Molecular Bridge in Wide‐Bandgap Perovskites for Efficient and Stable Perovskite/ Silicon Tandem Solar Cells
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DOI: 10.1002/adfm.202419391
Abstract: Perovskite/silicon tandem solar cells (TSCs) attract intensive attention because of their potential to deliver power conversion efficiencies (PCE) beyond those of their single‐junction counterparts. However, the performance and stability of tandem devices are limited by… read more here.
Keywords: silicon tandem; solar cells; silicon; tandem solar ... See more keywords
Heterogeneous Integration of Single‐Crystal SrRuO3 Films with Large Spin Hall Conductivity on Silicon for Spintronic Devices
Sign Up to like & getrecommendations! Published in 2025 at "Advanced Functional Materials"
DOI: 10.1002/adfm.202500755
Abstract: Spin‐orbit torque (SOT) device has been recognized as a promising candidate for next‐generation information devices, owing to its energy‐efficient, high‐speed and scalable potential. Complex oxides show large spin Hall conductivity (σSH), thus are capable of… read more here.
Keywords: spin hall; srruo3; hall conductivity; large spin ... See more keywords