Results 161 to 170 of about 415,515 (294)

Modelling microstructure-property relationships of a multi-phase TiAl alloy using Crystal Plasticity

open access: yes, 2014
The multi-phase TiAl intermetallics for the application in aero-engine turbine blades have complex microstructures. The mechanical behaviour of these alloys is influenced by two major grain structures, namely, single phase -grains (TiAl) and two-phase ...
Kabir, Rizviul   +3 more
core  

TiAl alloys for industrial use

open access: yesTiAl alloys for industrial use
Gamma titanium aluminide (γ-TiAl) intermetallic compounds are spotlighted as lightweight heat-resistant materials, and have been investigated extensively to aiming commercial use. Fundamental approaches in which phase diagrams of Ti-Al-Cr and TiAl-Nb have been studied based on the experimental data and calculations, have been performed in the national ...
openaire   +1 more source

A Conduction‐Nucleation‐Competition‐Guided 3D Adaptive Gradient Buffer for Dendrite‐Free All‐Solid‐State Lithium Metal Batteries

open access: yesAdvanced Science, EarlyView.
A self‐adaptive gradient SCMN buffer layer is designed based on a conduction‐nucleation competition mechanism. The design dynamically optimizes ion/electron conduction and lithiophilicity, guiding dendrite‐free lithium deposition. Consequently, symmetric cells deliver exceeding 1600h at 1.5 mA cm−2, and the LiCoO2‐based full cells exhibit 98.5 ...
Yaru Shi   +9 more
wiley   +1 more source

Solvent‐Free Synthesis of Ultrabright Carbon Dots With Near‐Unity Quantum Yield for High‐Performance Light‐Emitting Diodes

open access: yesAdvanced Science, EarlyView.
A rational, solvent‐free synthesis utilizing 2,6‐diaminonaphthalene produces ultrabright green‐emissive carbon dots. Regulated by a self‐limiting oxidative capping mechanism, excitons undergo ultrafast intra‐particle funneling from the nitrogen‐doped carbon core to emissive surface traps.
Hyeonjin Park   +8 more
wiley   +1 more source

Depth‐to‐Areal Staging Heterogeneity Preceding Lithium Plating in Graphite Anodes Revealed by Operando Imaging

open access: yesAdvanced Science, EarlyView.
Fast charging drives graphite anodes far from equilibrium, yet where lithium plating begins has remained hidden. Operando optical microscopy here reveals that neighboring regions advance through the staging sequence asynchronously, and that domains reaching advanced lithiation earliest become the preferential sites where plating initiates.
Tae Young Choi   +7 more
wiley   +1 more source

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