Results 81 to 90 of about 534,183 (298)

Phase Engineering of Atomically Precise Nanoclusters (APNCs) of Gold and Beyond

open access: yesAdvanced Materials, EarlyView.
Engineering the structural phase of materials is of paramount importance for both fundamental research and practical applications. In this Review, we summarize the recent progress in controlling the phases of atomically precise nanoclusters (APNCs) of gold, silver and copper, as well as bimetallic systems. The phase‐enabled material properties of APNCs
Yitong Wang   +4 more
wiley   +1 more source

Effect of impurity element on damping capacity of FeMn alloy

open access: yes工程科学与技术, 2010
:To investigate the effect of purity on damping capacity of FeMn alloy, the damping capacities of two alloys with different impurity content were measured using reversal torsion pendulum. The stacking fault probability and volume fraction of ε-martensite
Teng Jin, Li Ning
doaj  

Generating Unconventional Spin‐Orbit Torques With Patterned Phase Gradients in Tungsten Thin Films

open access: yesAdvanced Materials, EarlyView.
ABSTRACT A key aim in spintronics is to achieve current‐induced magnetization switching via spin‐orbit torques without external magnetic fields. For this, the focus of recent work has been on introducing controlled lateral gradients across ferromagnet/heavy‐metal devices, giving variations in thickness, composition, or interface quality.
Lauren J. Riddiford   +9 more
wiley   +1 more source

An investigation into the design for vibration damping of extended length tool holders [PDF]

open access: yes
This thesis presents a theoretical and experimental investigation into the design of extended length tool holders, with specific emphasis on vibration damping and the attenuation of chatter in boring bars.
Shirvani, Ayoub
core  

Damping of kink waves by mode coupling : I. Analytical treatment [PDF]

open access: yes, 2013
Aims. To investigate the spatial damping of propagating kink waves in an inhomogeneous plasma. In the limit of a thin tube surrounded by a thin transition layer, an analytical formulation for kink waves driven in from the bottom boundary of the corona is
Hood, Alan William   +11 more
core   +1 more source

The effect of cubic damping on a base excited isolator: an experimental study for harmonic excitation

open access: yes, 2013
An experimental study has been conducted to validate theoretical solutions for the response of a base excited single degree-of-freedom isolation system possessing pure cubic damping.
Ferguson, N.S.   +2 more
core   +1 more source

Improvement of Damping Property and Its Effects on the Vibration Fatigue in Ti6Al4V Titanium Alloy Treated by Warm Laser Shock Peening

open access: yesMetals, 2019
In order to increase the vibration life of Ti6Al4V titanium alloy, warm laser shock peening (WLSP) is used to improve the damping properties and thus decrease the vibration stress in this study.
Xiankai Meng   +5 more
doaj   +1 more source

Giant Orbital Rashba–Edelstein Effect in Crystalline Cu2O/Cu Heterostructures

open access: yesAdvanced Materials, EarlyView.
An enhanced orbital Rashba–Edelstein effect is demonstrated in a crystalline Cu2O/Cu heterostructure, compared to naturally oxidized CuOx structures, highlighting the critical role of crystallinity and interface control in orbital torque generation. The resulting spin torque conductivity exceeds that of Pt, indicating the potential of orbital torque ...
San Ko   +10 more
wiley   +1 more source

附加非线性阻尼夹层的间隙弹性机构减振分析

open access: yesJixie chuandong, 2008
It is presented to realize the low cost vibration control that method of adhering nonlinear damping alloy constraint layer partly to the component of mechanism with clearance joints.The nonlinear spring damping contact model is adopted to describe the ...
王国庆, 左建昌, 王帑, 刘宏昭
doaj  

A Geometrically Transient Platform for Bioelectronic Implants

open access: yesAdvanced Materials, EarlyView.
Minimally invasive bioelectronic implants often compromise performance for smaller sizes. To resolve this optimization dilemma, a wireless bioelectronic implant with a transient geometry is introduced (MiFi). The origami‐inspired device miniaturizes up to sixfold for syringe insertion and autonomously unfolds post‐implantation.
Selin Olenik   +13 more
wiley   +1 more source

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