Results 31 to 40 of about 78,988 (296)

Biocompatibility of copper-based shape memory alloy

International Dental Journal, 2021
Aim or Purpose: To represent biocompatibility of CuAlNi shape memory alloy manufactured by continuous casting. Materials and Methods: Test samples were cut by electro erosion into discs shape.
Minja Milicic Lazic, Dijana Trišić, Milica Jakšić, Danica Popović, Igor Đorđević, Vojkan Lazić   +5 more
doaj   +1 more source

Zr50Cu25Ni7.5Co17.5 high-temperature shape memory alloy with excellent thermal stability and large recovery strain, and the associated microstructural deformation mechanism

Materials & Design, 2020
In this study, we produced a novel Zr50Cu25Ni7.5Co17.5 high-temperature shape memory alloy with the aim of achieving high thermal stability and a good shape memory effect.
Weihong Gao, Xiaoyang Yi, Gangbing Song, Zhenyou Wang, Xianglong Meng   +4 more
doaj   +1 more source

The Effect of Chromium Addition on Physical Properties of Cu-Al Based High Temperature Shape Memory Alloy [PDF]

Archives of Metallurgy and Materials, 2018
Cu-Al-based high temperature shape memory alloys are preferred commonly due to their cheap costs and shape memory properties. In recent years, studies have been conducted on developing and producing a new type of Cu-Al based shape memory alloy.
Z. Deniz Çirak, M. Kök, Y. Aydoğdu
doaj   +1 more source

Two-way shape memory effect of Ni_50.1Mn_24.1Ga_20.3 Fe_5.5 shape memory alloy polycrystalline fiber

Cailiao gongcheng, 2021
Polycrystalline Ni-Mn-Ga-Fe fibers were prepared by melt-extraction technique. The internal stress and defects introduced by rapid solidification were modified by step-wise chemical ordering annealing.
LIU Yan-fen, ZHANG Xue-xi, SHEN Hong-xian, SUN Jian-fei, WEN Ya-qin, WANG Huan, REN Xiao-hui, YIN Shuang   +7 more
doaj   +1 more source

Effectiveness of rTMS on Working Memory and Inhibitory Impairments in Patients With Post‐Stroke Executive Deficits

Annals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Considerable efforts have been dedicated to developing effective treatments for post‐stroke executive impairment (PSEI), among which repetitive transcranial magnetic stimulation (rTMS) has shown great potential. This study aimed to investigate the therapeutic effects of high‐frequency rTMS on working memory (WM) and response ...
Mengting Lao, Rongwei Du, Zhujun Wang, Yang Gao, Meiling Cheng, Xianglong Wang, Wen Wu   +6 more
wiley   +1 more source

Development of Lightweight 6 m Deployable Mesh Reflector Antenna Mechanisms Based on a Superelastic Shape Memory Alloy

Aerospace
This paper describes the design and experimental verification of a 6 m parabolic deployable mesh reflector antenna mechanism based on a superelastic shape memory alloy.
Jae-Seop Choi, Tae-Yong Park, Bong-Geon Chae, Hyun-Ung Oh   +3 more
doaj   +1 more source

Experimental Research on Biomedical Titanium Coating Corrosion Effects

Chemical Engineering Transactions, 2017
The NiTi shape memory alloy sample is subjected to a plasma spraying technique to form a layer of 400 um thick titanium coating on its surface. The corrosion resistance of the samples can be compared by the electrochemical measurement in the simulated ...
Sun Shangqi, Liu Xiang
doaj   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

Advanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian, Frédéric Demoly, Mohammad Lakhi, Bernard Rolfe, Mahdi Bodaghi   +4 more
wiley   +1 more source

Topology Optimization of Shape Memory Alloy Actuators for Prescribed Two-Way Transforming Shapes

Actuators
This paper proposes a new topology optimization formulation for obtaining shape memory alloy actuators which are designed with prescribed two-way transforming shapes.
Kaike Yang, Junpeng Luo, Zhaoting Yuan, Wenjing Ma, Jie Hou, Xiaojun Gu, Deen Wang, Qiang Yuan   +7 more
doaj   +1 more source

Force Control of a Shape Memory Alloy Spring Actuator Based on Internal Electric Resistance Feedback and Artificial Neural Networks

Applied Artificial Intelligence, 2022
This paper presents a study of the resistive behavior of a Shape Memory Alloy spring, with a focus on the application of electrical resistance feedback in control systems.
Nathan L.D. Sarmento, José Marques Basílio, Maxsuel F. Cunha, Cícero R. Souto, Andreas Ries   +4 more
doaj   +1 more source