Results 101 to 110 of about 231,786 (285)

Quantifying Additive Manufacturing Vapor Plumes Using Laser‐Induced Breakdown Spectroscopy, Synchrotron X‐Ray Radiography and Simulations

open access: yesAdvanced Science, EarlyView.
This study presents a novel in situ laser‐induced breakdown spectroscopy system for monitoring metal vapors produced by the intense laser‐metal interactions in laser powder bed fusion additive manufacturing and laser welding. The insights from this new technique reveal changes in alloy compositions and provide the first in situ validation of multi ...
Anna C. M. Getley   +8 more
wiley   +1 more source

LEGO‐like Origami Robots Standardize Structure Design of Soft Robots

open access: yesAdvanced Science, EarlyView.
The paper proposes a comprehensive design framework that standardizes the soft robot development process as the assembly of LEGO‐like, off‐the‐shelf origami actuator modules. With actuators designed to accommodate thickness and an optimization‐based assembly strategy, it establishes a repeatable, systematic workflow that streamlines and accelerates ...
Zheng Wang, Yuzhe Wang, Hongying Zhang
wiley   +1 more source

Lightweight Ultra‐Strength in AlFeNiTiV Complex Concentrated Alloys via Cu Microalloying‐Driven Lattice Coherency Tuning

open access: yesAdvanced Science, EarlyView.
This study develops a lightweight AlFeNiTiV complex concentrated alloy (density: 6.83 g cm−3) through Cu microalloying and lattice coherency tuning. The alloy exhibits ultrahigh compressive strength exceeding 3.3 GPa, 11.8% strain, and retains a yield strength of 1311.6 MPa at 600 °C, demonstrating a phase interface strategy for high‐temperature ...
Hongmei Chen   +10 more
wiley   +1 more source

Dissimilar Electron Beam Welding of Nickel Base Alloy 625 and 9% Cr Steel

open access: diamond, 2014
Christopher Alois Wiednig   +4 more
openalex   +1 more source

Atomic‐Scale Insights into Yttrium‐Induced Grain Boundary Structure Modification in Al2O3

open access: yesAdvanced Science, EarlyView.
Using advanced STEM characterization combined with NNP‐based MCMD calculations, it is revealed that Y segregation at ∑13 Al2O3 GB involves not only simple substitution of Y for Al atoms but also structural adaptation with a change in GB atomic density, leading to minimized excess volume and lowest GB energy.
Jingyuan Yan   +7 more
wiley   +1 more source

Atomic‐Scale Tailoring of Ni‐Rich Cathodes for the Development of Commercial Li‐Ion Batteries: From Laboratory to Market

open access: yesAdvanced Science, EarlyView.
The growing demand in the lithium‐ion battery industry requires the efficient development of commercial batteries that approach theoretical limits within well‐established systems. In this work, we develop a strategy for controlling the voltage profile under fixed cut‐off voltages in commercial cells by utilizing Ni‐rich cathodes. We establish an atomic‐
Joonhyeon Kang   +15 more
wiley   +1 more source

Analysis of in-situ heat treatment on microstructure and mechanical properties by quadruple-electrode gas tungsten arc additive manufacturing of 00Cr13Ni5Mo stainless steel

open access: yesHanjie xuebao
To solve the problem of anisotropy in mechanical properties of arc additive manufacturing, a four-tungsten-electrode heat source additive manufacturing is proposed.
Xin ZHOU   +3 more
doaj   +1 more source

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