Results 151 to 160 of about 80,863 (300)

Auslegung, Bau und Erprobung von #gamma#-TiAl Hohlschaufeln. Teilprojekt: Einsatzorientierte Werkstoffdatenentwicklung fuer #gamma#-TiAl Hohlschaufeln

open access: yes, 1999
This technical report is simultaneous the final report of the subproject 'Development of specific materials data for TiAl hollow blades for aeroengines' of the BMBF funded project 'Design, construction and testing of #gamma#-TiAl hollow turbine blades ...
Joos, R.   +3 more
core  

Ferroelectric Dynamic‐Field‐Driven Nucleation and Growth Model for Predictive Materials‐To‐Circuit Co‐Design

open access: yesAdvanced Materials, EarlyView.
This study presents a compact dynamic‐field‐driven nucleation and growth (DFNG) model that captures ferroelectric switching behavior under arbitrary voltage waveforms. It enables extraction of time‐dependent domain wall velocity and growth dimensionality, which can then be extended to device‐level modeling.
Yi Liang   +10 more
wiley   +1 more source

질소가 첨가된 TiAl 합금의 미세조직과 파괴인성

open access: yes, 2001
학위논문(석사) - 한국과학기술원 : 재료공학과, 2001.8, [ ix, 77 p. ]The γ-based TiAl alloy has been studied extensively as a prominent substitute of conventional superalloys because of its low density, high specific strength and good high temperature properties ...
남창용, Nam, Chang-Yong
core  

Toward a Unified Mechanistic Understanding of Polymer Electrolytes for Advanced Solid‐State Batteries

open access: yesAdvanced Materials, EarlyView.
Polymer electrolytes (PEs) are often indiscriminately grouped as “solid polymer electrolytes (SPEs)”, despite fundamental differences in their ion‐transport mechanisms. This Perspective establishes a mechanism‐based framework that distinguishes gel, quasi‐solid, and all‐solid polymer electrolytes based on their dominant ion‐transport pathways.
Jing Chen   +15 more
wiley   +1 more source

All‐Polyimide‐Mediated Liquid Metal Assembly on Aerogels for Breathable and Robust Electronic Skins

open access: yesAdvanced Materials, EarlyView.
An all‐polyimide‐mediated assembly strategy resolves the fundamental conflict between physiological breathability and electromechanical robustness in wearable electronics. By integrating a polyamic acid‐encapsulated liquid metal ink onto an ultralight polyimide aerogel, imidization‐induced contraction enables low‐temperature conductive activation and ...
Haijun Zhu   +18 more
wiley   +1 more source

Modélisation de la solidification des alliages TiAl en coulée centrifuge

open access: yes, 2019
TiAl alloys are an important material for automotive and aerospace industries due to their low density and high strength at high temperatures. However, due to their high reactivity in liquid state, low superheat must be used in casting in order to limit ...
Cisternas Fernández, Martín
core  

Phase Diagrams Enable Solid‐State Battery Design

open access: yesAdvanced Materials Interfaces, EarlyView.
Batteries are non‐equilibrium devices with inherent thermodynamic driving forces to react at interfaces, regardless of kinetics or operating conditions. Chemical potential mismatches across interfaces are dissipated via interfacial reactions. In this work, it is illustrated how phase diagrams and chemical potential maps predict degradation pathways but
Nathaniel L. Skeele, Matthias T. Agne
wiley   +1 more source

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