Results 91 to 100 of about 235,295 (303)

AC analysis and simulation of smart electro-thermal microactuators

open access: yes2012 IEEE International Conference on Industrial Technology, 2012
This work presents the AC analysis of smart microactuator system. The electro-thermal microactuator is modelled in VHDL-AMS and integrated with its driving circuit using Cadence AMS tools. A new design approach is used to generate a variable low frequency oscillator signal. The high voltage driving AC signal is generated by a DC/DC converter biasing an
K. Aggour, null Lijie Li
openaire   +3 more sources

Meta‐Rod Mechanical Metamaterials With Programmable Reconfiguration

open access: yesAdvanced Functional Materials, EarlyView.
Existing mechanical metamaterials achieve programmable large deformations in planar square or cubic configurations, restricted by required complex boundary conditions. This research proposes a 1D metamaterial, Meta‐rod, with linear, bending, twisting, area, and volume deformation modes.
Atharva Pande, Lyes Kadem, Hang Xu
wiley   +1 more source

Numerical Analysis of the Temperature Field in Luminaires

open access: yesActa Polytechnica, 2004
This paper contains a calculation of the thermal field caused by electro-heat in lighting devices. After specifying the heat sources, a thermal analysis is make using the finite element method and the equivalent thermal scheme method.
J. Murín, M. Kropáč, R. Fric
doaj  

Broken Symmetry and Coherence of Molecular Vibrations in Tunnel Transitions

open access: yes, 2004
We examine the Breit-Wigner resonances that ensue from field effects in molecular single electron transistors (SETs). The adiabatic dynamics of a quantum dot elastically attached to electrodes are treated in the Born-Oppenheimer approach.
Dykhne, Alexander M.   +1 more
core   +3 more sources

Computational Analysis of Responses of Micro Electro-Thermal Actuators

open access: yesVolume 11: Micro and Nano Systems, Parts A and B, 2007
The electrical, thermal, and mechanical responses of surface micromachined (SMM) 2-beam actuators have been simulated using the Calagio code, a coupled physics analysis tool. The present analysis, unlike previous analyses, includes the surrounding air in the computational domain so that heat losses from the beams onto the silicon substrate will be ...
C. Channy Wong, Leslie M. Phinney
openaire   +2 more sources

Conductance‐Dependent Photoresponse in a Dynamic SrTiO3 Memristor for Biorealistic Computing

open access: yesAdvanced Functional Materials, EarlyView.
A nanoscale SrTiO3 memristor is shown to exhibit dynamic synaptic behavior through the interaction of local electrical and global optical signals. Its photoresponse depends quantitatively on the conductance state, which evolves and decays over tunable timescales, enabling ultralow‐power, biorealistic learning mechanisms for advanced in‐memory and ...
Christoph Weilenmann   +8 more
wiley   +1 more source

Comparison of Monopolar and Bipolar Cox-Maze Ablation Based on Clinical Data and Mathematical Modeling

open access: yesVìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2020
Purpose: Today radiofrequency heart ablation is gold standard for the radical surgical treatment of different types of heart rhythm disturbances.The purpose of the research is a comparative analysis of monopolar and bipolar electrodes for ablation ...
Y. P. Stasiuk   +3 more
doaj   +1 more source

Control of convection by dfferent buoyancy forces [PDF]

open access: yes, 2011
This paper was presented at the 3rd Micro and Nano Flows Conference (MNF2011), which was held at the Makedonia Palace Hotel, Thessaloniki in Greece.
3rd Micro and Nano Flows Conference (MNF2011)   +3 more
core  

Optical, vibrational, thermal, electrical, damage and phase-matching properties of lithium thioindate

open access: yes, 2003
Lithium thioindate (LiInS$_{2}$) is a new nonlinear chalcogenide biaxial material transparent from 0.4 to 12 $\mu$m, that has been successfully grown in large sizes and good optical quality.
Acharekar   +95 more
core   +3 more sources

Trap‐Assisted Transport and Neuromorphic Plasticity in Lead‐Free 2D Perovskites PEA2SnI4

open access: yesAdvanced Functional Materials, EarlyView.
An artificial retina built from lead‐free layered perovskite (PEA)2SnI4 converts light input into a persistent photocurrent and sums successive flashes over time. Micro/nanocrystals integrated on electrodes act as synapse‐like pixels that perform temporal integration directly in hardware. This in‐sensor preprocessing merges detection and computation on
Ofelia Durante   +17 more
wiley   +1 more source

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