Results 101 to 110 of about 142,102 (297)

Minimal Actuator Placement with Optimal Control Constraints

open access: yes, 2015
We introduce the problem of minimal actuator placement in a linear control system so that a bound on the minimum control effort for a given state transfer is satisfied while controllability is ensured.
Jadbabaie, Ali   +3 more
core   +1 more source

Energy Efficiency of Pulsed Actuations on Linear Resonators [PDF]

open access: yesIEEE Transactions on Circuits and Systems I: Regular Papers, 2009
The objective of this paper is to show that under some circumstances, the sign of a sampled sinusoid sequences, briefly , is optimal to provide maximum energy transfer to linear resonators in the context of discrete-time pulsed actuation at periodic times with bounded sequences.
openaire   +3 more sources

Multi‐Scale Interface Engineering of MXenes for Multifunctional Sensory Systems

open access: yesAdvanced Functional Materials, EarlyView.
MXenes, as two‐dimensional transition metal carbides and nitrides, demonstrate remarkable capabilities for multifunctional sensing applications. This review systematically examines multi‐scale interface engineering approaches that enhance sensing performance, enable diverse detection functionalities, and improve system‐level compatibility in MXene ...
Jiaying Liao, Sin‐Yi Pang, Jianhua Hao
wiley   +1 more source

Novel Linear Piezo Actuator

open access: yesR&D Journal, 2019
This publication presents a novel concept for an electromechanical piezoelectric actuator. This concept is intended to enable a piezoelectric actuator that exceeds the current state of the art in terms of achievable deflection at operating frequencies in the range of 0 Hz to 100 Hz.
Raffler, O, Becker, U, van Niekerk, T
openaire   +2 more sources

Dual‐Programmable Architected Magnetic Soft Materials: Tuning Mechano–Electric Responses by Inverse Design

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Materials that can deform, sense, and autonomously generate power in response to wireless magnetic fields, through both magnetic‐actuated shape transformation and charge generation, are an emerging focus in advanced functional materials research.
Zhi Zhao, Xiaojia Shelly Zhang
wiley   +1 more source

A Bioinspired Fluid-Filled Soft Linear Actuator. [PDF]

open access: yesSoft Robot, 2023
Filogna S   +5 more
europepmc   +1 more source

Resettable binary latch mechanism for use with paraffin linear motors [PDF]

open access: yes
A new resettable Binary Latch Mechanism was developed utilizing a paraffin actuator as the motor. This linear actuator alternately latches between extended and retracted positions, maintaining either position with zero power consumption.
Maus, Daryl, Tibbitts, Scott
core   +1 more source

Multiplex Modular Nanorobotic Systems with Catalytic Activity under Magnetic Navigation

open access: yesAdvanced Functional Materials, EarlyView.
We present modular nanorobots composed of a magnetic propulsion module and different extension modules carrying functional activities, assembled via DNA base pairing. The system integrates propulsion, optical tracking, enzymatic catalysis, and cell docking in a programmable manner.
Voichita Mihali   +7 more
wiley   +1 more source

Position Measurements Using Magnetic Sensors for a Shape Memory Alloy Linear Actuator. [PDF]

open access: yesSensors (Basel), 2022
Cortez Vega R   +5 more
europepmc   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

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