Results 51 to 60 of about 6,728 (205)

NiTi SMA Superelastic Micro Cables: Thermomechanical Behavior and Fatigue Life under Dynamic Loadings

Sensors, 2022
Shape memory alloy (SMA) micro cables have a wide potential for attenuation of vibrations and structural health monitoring due to energy dissipation. This work evaluates the effect of SMA thermomechanical coupling during dynamic cycling and the fatigue ...
Paulo C. S. Silva, Estephanie N. D. Grassi, Carlos J. Araújo, João M. P. Q. Delgado, Antonio G. B. Lima   +4 more
doaj   +1 more source

Effects of hydrostatic pressure on the magnetism and martensitic transition of Ni-Mn-In magnetic superelastic alloys

, 2007
We report magnetization and differential thermal analysis measurements as a function of pressure accross the martensitic transition in magnetically superelastic Ni-Mn-In alloys.
Aksoy, Albertini, Antoni Planes, Josep-Lluís Tamarit, Julia Lyubina, Kim, Kyuji, Lluís Mañosa, Maria Barrio, Mehmet Acet, Moya, Oliver Gutfleisch, Seda Aksoy, Thorsten Krenke, Würflinger, Xavier Moya, Yasuda   +16 more
core   +1 more source

Shape Memory and Superelastic Ceramics at Small Scales [PDF]

, 2013
Shape memory materials are a class of smart materials able to convert heat into mechanical strain (or strain into heat) by virtue of a martensitic phase transformation.
Du, Zehui, Gan, Chee Lip, Lai, Alan, Schuh, Christopher A.   +3 more
core   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

Advanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz, Yaroslav Mudryk, Jun Cui, Lucas Griffith, Duane D. Johnson, Julie Slaughter   +5 more
wiley   +1 more source

Roadmap to Precision 3D Printing of Cellulose: Rheology‐Guided Formulation, Fidelity Assessment, and Application Horizons

Advanced Materials Technologies, EarlyView.
This critical review presents a comprehensive roadmap for the precision 3D printing of cellulose. Quantitative correlations link ink formulation and rheological properties to print fidelity and final material performance. This framework guides the development of advanced functional materials, from biomedical scaffolds to electromagnetic shielding ...
Majed Amini, Hadi Hosseini, Seyyed Alireza Hashemi, Mohammad Arjmand   +3 more
wiley   +1 more source

Efficient access pricing and endogenous market structure [PDF]

We analyse a (differentiated good) industry where an incumbent firm owns a network good (essential input) and faces potential competition in the (downstream) retail market.
DAM, Kaniska, GAUTIER, Axel, MITRA, Manipushpak   +2 more
core   +3 more sources

Superelasticity over a wide temperature range in a NiTiCu shape memory alloy via laser powder bed fusion

Materials & Design
Additively manufactured NiTi-based shape memory alloys (SMAs) can achieve good superelasticity at specific temperatures. However, the realization of superelasticity over a wide temperature range in additively manufactured NiTi-based SMAs has rarely been ...
Haizhou Lu, Zhijie Zhou, Yong Yang, Cheng Deng, Hongwei Ma, Weisi Cai, Shuo Yin, Chao Yang   +7 more
doaj   +1 more source

Development of High-Entropy Shape-Memory Alloys: A Review

Metals, 2023
High-entropy shape-memory alloys (HESMAs) exhibit unique properties, including high yield strength, a wide temperature range of phase transformation, and excellent thermal cycling stability, among others. Hence, they have broad prospects for research and
Guoqiang Fu, Xinnuo Liu, Xiaoyang Yi, Shangzhou Zhang, Xinjian Cao, Xianglong Meng, Zhiyong Gao, Haizhen Wang   +7 more
doaj   +1 more source

Hard‐Magnetic Soft Millirobots in Underactuated Systems

Advanced Robotics Research, EarlyView.
This review provides a comprehensive overview of hard‐magnetic soft millirobots in underactuated systems. It examines key advances in structural design, physics‐informed modeling, and control strategies, while highlighting the interplay among these domains.
Qiong Wang, Zixuan Zhang, Bingyan Li, Junkai Wang, Hongcheng Gu   +4 more
wiley   +1 more source

Influence of martensitic transformation on the surface integrity aspects during sustainable turning of NiTi-SMA

Journal of Materials Research and Technology
With the development of the equipment manufacturing industry towards the direction of intelligence, the demand for the use of intelligent materials is increasing, and high-performance shape memory alloy (SMA) products are getting more and more attention.
Yanzhe Zhao, Li Cui, Vinothkumar Sivalingam, Munish Kumar Gupta, Vishal S. Sharma   +4 more
doaj   +1 more source