Results 121 to 130 of about 39,172 (265)

Facet‐Specific PbS Quantum Dot Passivation Using Halide Perovskites for SWIR Photodetectors

open access: yesAdvanced Materials Interfaces, EarlyView.
PbS quantum dots (QDs) are emerging as powerful short‐wave infrared photodetectors, yet the passivation mechanism of large QDs by perovskites ‐ critical for their stability ‐ remains unexplained. Here, we unveil the ligand structure of CH3NH3PbI3 (MAPI)‐passivated 4‐nm PbS QDs using FTIR, XPS, SEM, NMR, and DFT.
L. Paillardet   +13 more
wiley   +1 more source

METASTABLE ORDERED COMPOUNDS FORMED DURING EPITAXIAL GROWTH

open access: yes, 1988
New ordered compounds have recently been observed to form pseudomorphically during epitaxial growth. These phases do not appear on the equilibrium bulk phase diagram. The paper first reviews the current knowledge of epitaxial strain layers.
C.P. FLYNN
core   +1 more source

Xenes for Sustainable Energy: A Roadmap From First‐Principles Design to Practical Deployment

open access: yesAdvanced Materials Interfaces, EarlyView.
Emerging 2D Xenes are advancing from theoretical predictions toward practical energy‐storage and conversion technologies through the integration of first‐principles modelling, experimental synthesis, electrochemical validation, and AI‐assisted materials design, enabling accelerated discovery of high‐performance and sustainable electrochemical systems ...
Onur Karaman, Ceren Karaman
wiley   +1 more source

Epitaxial Growth of Transition Metal Silicides on Silicon

open access: yes, 1985
Recent progresses in the epitaxial growth of refractory metal suicides, FeSi2 and manganese suicides on silicon are reviewed.The formation and structures of epitaxial suicides are described. Factors affecting the suicide epitaxy are examined. The lattice
L. J. Chen, H. C. Cheng, W. T. Lin
core   +1 more source

Reconnaissance Peptide Labeling Grain Boundary of Chemically Grown MoS2 Polycrystalline Monolayer

open access: yesAdvanced Materials Technologies, EarlyView.
Self‐assembled peptides on substrates, through adsorption and aggregation, offer an alternative way to label grain boundaries in chemically grown single‐layer polycrystalline MoS2. During an early nucleation step, peptides preferentially bind to grain boundaries.
Linhao Sun, Jinhua Hu
wiley   +1 more source

Structure Defects in CVD-Grown Silicon Carbide Epitaxial Wafers: From Fundamental Principles to Advanced Reduction Strategies

open access: yesMicromachines
The chemical vapor deposition (CVD) method is a key technology for producing silicon carbide (SiC) epitaxial wafers used in high-performance power devices.
Guoliang Zhang   +4 more
doaj   +1 more source

Aluminum Oxynitride‐Engineered Transparent Aluminum Nitride Resistive Memory for Low‐Leakage Multilevel Switching in Micro‐LED Pixels

open access: yesAdvanced Materials Technologies, EarlyView.
An AlON interfacial layer is engineered within an AlN switching layer to enable transparent RRAM with four stable resistance states. The device achieves low‐voltage multilevel switching and a high HRS, allowing precise grayscale modulation and preventing light leakage in micro‐LEDs operated at VDD = 2.7 V.
Sung Keun Choi   +7 more
wiley   +1 more source

Vapor phase epitaxy of cesium tin chloride perovskite films and quantum wells

open access: yesCommunications Materials
Epitaxy has advanced the thin-film electronics field by enhancing many key features of semiconductors. While halide perovskites are performing well in photovoltaics, their potential for high-end electronics applications remains underexplored, and ...
Aungkan Sen, Kai Sun, Richard R. Lunt
doaj   +1 more source

Flexible Implantable Silicon Carbide Multi‐Electrode Array (MEA) for Cell Multichannel Recording and Cell Ablation

open access: yesAdvanced Materials Technologies, EarlyView.
Flexible silicon carbide (SiC) microelectrode arrays enable high‐fidelity, multichannel cell extracellular recording and precise localized ablation. SiC has been extensively evaluated to persist long‐term in chronic physiological conditions while remaining robust, with excellent electrical and electrochemical stability.
Minh Anh Huynh   +4 more
wiley   +1 more source

INPLANE X-RAY-SCATTERING OF EPITAXIAL STRUCTURES

open access: yes, 1995
A new approach for in-plane X-ray scattering from the cleavages of epitaxial films or superlattices, where the scattering vectors are parallel to the interfaces, is proposed.
ZHUANG Y   +5 more
core  

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