Results 41 to 50 of about 7,647 (298)

High-temperature oxidation and erosion-resistant refractory coatings [PDF]

open access: yes, 1970
Various refractory coating systems were evaluated for rocket nozzle applications by actual rocket test firings. A reference is noted which identifies failure mechanisms and gives results of the firing tests for 18 coating systems.
Peterson, D. A., Winter, J. M.
core   +1 more source

Artificial Amorphous Interface Matters for Boosting High‐Voltage Stable LiCoO2 Cathode

open access: yesAdvanced Functional Materials, EarlyView.
The amorphization of phosphate‐based surface layer with favorable Li‐ion conducting kinetics is realized by precisely tailored atomic‐level fabrication. This amorphous coating enables the lithium cobalt oxide (LCO) cathode superior high‐voltage rate capability and cycling performance, owing to the fast interfacial ionic transport and maintained ...
Jinjin Ma   +10 more
wiley   +1 more source

Methods of repairing a substrate [PDF]

open access: yes, 2011
A precursor of a ceramic adhesive suitable for use in a vacuum, thermal, and microgravity environment. The precursor of the ceramic adhesive includes a silicon-based, preceramic polymer and at least one ceramic powder selected from the group consisting ...
Easler, Timothy E., Riedell, James A.
core   +1 more source

A Ferroelectric Thin Film Transistor Based on Annealing-Free HfZrO Film

open access: yesIEEE Journal of the Electron Devices Society, 2017
A ferroelectric thin film transistor (Fe-TFT) based on annealing-free hafnium zirconium oxide (HfZrO) is demonstrated in this paper. Indium zinc oxide was used as channel semiconductor. The as-deposited 30-nm HfZrO film implemented as gate dielectric was
Yuxing Li   +11 more
doaj   +1 more source

Investigation of Recovery Phenomena in Hf0.5Zr0.5O2-Based 1T1C FeRAM

open access: yesIEEE Journal of the Electron Devices Society, 2023
We have previously studied fatigue and its recovery phenomenon on 64 kbits hafnium-based one-transistor and one-capacitor (1T1C) ferroelectric random-access memory (FeRAM) with PVD-TiN (30 nm)/ALD- Hf0.5Zr0.5O2 (8 nm)/CVD-TiN (50 nm) capacitors.
Jun Okuno   +10 more
doaj   +1 more source

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

Phase Transformations Driving Biaxial Stress Reduction During Wake‐Up of Ferroelectric Hafnium Zirconium Oxide Thin Films

open access: yesAdvanced Electronic Materials
Biaxial stress is identified to play an important role in the polar orthorhombic phase stability in hafnium oxide‐based ferroelectric thin films. However, the stress state during various stages of wake‐up has not yet been quantified.
Samantha T. Jaszewski   +10 more
doaj   +1 more source

Absorbed dose assessment in particle-beam irradiated metal-oxide and metal-nonmetal memristors [PDF]

open access: yesNuclear Technology and Radiation Protection, 2012
Absorbed dose was estimated after Monte Carlo simulation of proton and ion beam irradiation on metal-oxide and metal-nonmetal memristors. A memristive device comprises two electrodes, each of a nanoscale width, and a double-layer active region ...
Knežević Ivan D.   +3 more
doaj   +1 more source

Multipurpose Transparent Nanocomposites for Gamma Spectroscopy, Pulse Shape Discrimination, Thermal Neutron Detection, Radiation Shielding, and High Refractive Index Applications

open access: yesAdvanced Functional Materials, EarlyView.
Materials exist that are useful for gamma scintillation, radiation shielding, neutron‐gamma pulse shape discrimination (PSD), thermal neutron detection, or high refractive index applications. While certain materials have exhibited optimal performance for each of these applications, none achieve multiple functions.
Isabelle Winardi   +13 more
wiley   +1 more source

Obtaining Iron (III) – Containing Triple Molybdate K5FeZr(MoO4)6 by Sol-Gel Technology

open access: yesКонденсированные среды и межфазные границы, 2020
Oxide compounds, as the basis of promising materials, are used in various fields of modern technologies due to their electrical and optical properties.
Aleksandra V. Logvinova   +2 more
doaj   +1 more source

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