Results 81 to 90 of about 3,726,775 (282)

Application of Laguerre based adaptive predictive control to Shape Memory Alloy (SMA) actuators [PDF]

, 2013
This paper discusses the use of an existing adaptive predictive controller to control some Shape Memory Alloy (SMA) linear actuators. The model consists in a truncated linear combination of Laguerre filters identified online.
KANNAN, S., GIRAUD-AUDINE, Christophe, PATOOR, Etienne, GIRAUD-AUDINE, C., KANNAN, Somasundar   +4 more
core   +1 more source

An efficient experimental approach for high-throughput discovery of novel Ti-based shape-memory alloys

Journal of Materials Research and Technology
β-Ti shape-memory alloys, that show shape-memory effect or superelasticity owing to thermoelastic martensitic transformation, have potential for various applications.
Yuxin Song, Sheng Xu, Toshihiro Omori, Ryosuke Kainuma   +3 more
doaj   +1 more source

Shape Memory Effect Driven by Diffusionless and Diffusional Transformations at Elevated Temperatures

Успехи физики металлов, 2002
Several alloy systems can be selected for high-temperature shape-memory alloys, defined as alloys with stable reverse martensitic-transformation temperatures above 100°C.
G. S. Firstov, Yu. N. Koval, J. Van Humbeeck
doaj   +1 more source

Multimode Oxide‐Based Optoelectronic Memtransistor for In‐Sensor Vision Processing

Advanced Functional Materials, EarlyView.
A multimode optoelectronic memtransistor (OEMT) is demonstrated for vision explainable artificial intelligence (VXAI) hardware. By integrating optical sensing, electrical masking, and non‐volatile memory, the device enables key operations required for generating saliency information.
Min Gu Lee, Geunyoung Kim, Hwa Young Kim, Do Hoon Kim, Hanchan Song, Huisu Noh, Jungwan Noh, Seungwoo Lee, Sang‐Hee Ko Park, Himchan Cho, Kyung Min Kim   +10 more
wiley   +1 more source

Thermally driven phase transformation in shape-memory alloys [PDF]

, 2007
This paper analyzes a model for phase transformation in shape-memory alloys induced by temperature changes and by mechanical loading. We assume that the temperature is prescribed and formulate the problem within the framework of the energetic theory of ...
Petrov, Adrien, Mielke, Alexander
core   +1 more source

Research progress of hydrogen effect in NiTi shape memory alloys

Cailiao gongcheng
NiTi shape memory alloys are commonly subjected to mechanical stress and chemical corrosion challenges when used in orthodontic arch wires, cardiovascular stents, and fluid valve actuators.
ZHAO Hourui, ZUO Shungui, WANG Gaishi, XIAO Fei   +3 more
doaj   +1 more source

Progress in Fe-Mn-Si based shape memory alloys prepared by mechanical alloying and powder metallurgy

Cailiao gongcheng, 2019
Iron-based shape memory alloys have recently attracted widespread attention due to their low cost, excellent workability,machinability and good weldability, and has been identified as a new shape memory material with promising development.
DANG Shang, LI Yan-guo, ZOU Qin, WANG Ming-zhi, XIONG Jian-chao, LUO Wen-qi   +5 more
doaj   +1 more source

Multimodal Optoelectronic Synapses for Neuromorphic Intelligence: Coupling Light, Electrical, Thermal, and Beyond

Advanced Functional Materials, EarlyView.
This review revisits optoelectronic neuromorphic devices that extend from unimodal sensing toward multimodal perception. Five types of stimuli‐to‐output information flow that are classified based on the device roles within the system and applications are summarized and discussed.
Jihyun Shin, Junhyung Cho, Wangmyung Choi, Jaehyun Hur, Jae Kyeong Jeong, Ulrike Kraft, Hocheon Yoo   +6 more
wiley   +1 more source

Light‐Induced Field‐Tunneling Synapses in Solution‐Processed Van Der Waals Heterostructures for Scalable, Retina‐Inspired Optical Sensing

Advanced Functional Materials, EarlyView.
A scalable, solution‐processed WSe2/ZrO2‐x van der Waals heterostructure realizes a light‐induced field‐tunneling synapse (LIFTS) that activates exclusively under bright illumination, emulating the photopic adaptation of the human retina at the device level.
Kijeong Nam, Jihyun Kim, Soobeen Ji, In Soo Kim, Sejin Kim, Eungseon Yeon, Do Kyung Hwang, Iva Plutnarová, Zdeněk Sofer, Sang Min Won, Joohoon Kang   +10 more
wiley   +1 more source

Memristive‐Gated RC‐Delay Synaptic Transistors for Time‐Encoded Analog in‐Memory Computing

Advanced Functional Materials, EarlyView.
A Memristive‐Gated Transistor for Time‐Encoded Analog In‐Memory Computing — By exploiting the RC delay of a self‐rectifying interface‐type memristor, nonlinear I–V distortion is structurally bypassed, enabling 3‐bit nonvolatile memory, spike‐timing‐based analog encoding, and hardware‐calibrated reservoir‐computing validation within a unified device ...
Yun‐Seo Shin, Eunjoo Yoo, Ki‐Hoon Son, Hyun‐Sik Kim, Dae‐Hee Han, Jeong Hyeon Son, Seung Hwan Lee, Hong‐Sub Lee   +7 more
wiley   +1 more source