Results 41 to 50 of about 1,581 (182)

Application and progress of NiTi alloys in vascular interventional medical devices

Journal of Materials Research and Technology
Nowadays there has been a substantial escalation in the consumption of the global annual mortality rate due to cardiovascular and cerebrovascular diseases, and the traditional stainless-steel materials used for interventional treatments are sometimes ...
Minghao Yin, Tianju Chen, Ping Liu, Xun Ma, Shirui Zhou, Li Shen, Shuangyuan Wang, Wei Li   +7 more
doaj   +1 more source

Origami‐Inspired Structural Design for Aquatic‐Terrestrial Amphibious Robots

Advanced Robotics Research, EarlyView.
This work presents a lightweight amphibious origami robot actuated by a single shape memory alloy wire. A rigid foldable origami structure with displacement amplification enables efficient terrestrial crawling and aquatic swimming. The addition of fan‐shaped units allows controllable turning in both environments.
Weiqi Liu, Chunlong Wang, Xiaohang Sun, Hongwei Guo, Jiayao Ma, Yan Chen   +5 more
wiley   +1 more source

Effect of laser scanning speed on the microstructure, phase transformation and mechanical property of NiTi alloys fabricated by LPBF

Materials & Design, 2022
This study investigated the effects of laser scanning speed on the microstructure, phase transformation and properties of NiTi alloys fabricated by laser powder bed fusion (LPBF).
Wenqian Guo, Bo Feng, Ying Yang, Yang Ren, Yinong Liu, Hong Yang, Qin Yang, Lishan Cui, Xin Tong, Shijie Hao   +9 more
doaj   +1 more source

Hybrid Continuum Robot Designs and Architectures for Healthcare Applications

Advanced Robotics Research, EarlyView.
Hybrid continuum robots represent an emerging class of flexible manipulators that blend materials, structures, and actuation concepts from the established fields of soft and continuum robotics. This review introduces an accessible framework to distinguish key hybridization approaches, surveys current designs aimed at complex clinical applications, and ...
Burak Ozdemir, Muhammad A. Khalid, Manish Chauhan, Pietro Valdastri, James H. Chandler   +4 more
wiley   +1 more source

Role of Zr and thermomechanical treatment on phase transformation and functional properties of NiTi-based shape memory alloys

Journal of Materials Research and Technology, 2023
A systematic investigation was conducted to evaluate the role of Zr addition on the martensitic phase transformation behavior and properties of NiTi-based shape memory alloys.
Hamed Shahmir, Fatemeh Kiani, Sadjad Baradari, Natalia Resnina, Rashid Bikbaev   +4 more
doaj   +1 more source

Interpretable Machine Learning Framework for Nb─Si Based Alloy Design with Enhanced Fracture Toughness

Advanced Science, EarlyView.
An interpretable machine learning framework integrating SHAP and PDP analysis identifies critical design descriptors from 139 physicochemical features for Nb─Si alloys. The framework achieves <7% prediction error and guides the discovery of Nb38.5Ti38.5Si3Zr18V2 alloy with 22.791 MPa·m1/2 fracture toughness, breaking the 20 MPa·m1/2 barrier.
Dezhi Chen, Chao Xu, Jingyue Yu, Qi Wang, Hongze Fang, Shuo Yin, Turab Lookman, Ruirun Chen   +7 more
wiley   +1 more source

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

FlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu, Zicao Peng, Chong Sun, Haitao Yang   +3 more
wiley   +1 more source

Artificial structures for human‐machine interfaces with closed‐loop interaction

FlexMat, EarlyView.
Artificial structures bridge sensing and feedback in closed‐loop human‐machine interfaces by providing geometry‐enabled mechanical and functional programmability. This review maps the role of artificial structures in diverse sensing modalities and feedback strategies, and illustrates their integration into closed‐loop interaction systems, highlighting ...
Taiqi Hu, Taisong Pan, Siqi Chen, Yiting Zhang, Yuan Lin   +4 more
wiley   +1 more source

Study on the corrosion behavior of NiTi shape memory alloys fabricated by electron beam melting

npj Materials Degradation, 2022
The poor processability of NiTi shape memory alloy with superior resistance to corrosion and wear is an important reason for hindering its extensive application.
Lianmin Zhang, Dechun Ren, Haibin Ji, Aili Ma, Enobong Felix Daniel, Shujun Li, Wei Jin, Yugui Zheng   +7 more
doaj   +1 more source

Advances in research on layered double hydroxides for biomedical applications

Smart Molecules, EarlyView.
Layered double hydroxides (LDHs) are pH‐responsive nanomaterials with broad biomedical applications. This review summarizes LDH synthesis methods and compares their advantages. It highlights LDHs' progress in cancer therapy, including chemo‐photothermal, chemo‐immunotherapy, and photodynamic‐immunotherapy combinations and their potential in bone repair.
Xinhui Yang, Zhiping Zhang, Zhao Wang, Hao Zhang, Yen Leng Pak, Yingying Jing, Yurong Guo, Fang Li, Xiao Wang, Quanxiang Han, Lei Yu, Xuejiao Li, Xing Gao, Jibin Song   +13 more
wiley   +1 more source