Results 21 to 30 of about 5,346,507 (336)

Effects of Timing Noise on Square-Wave Optoelectronic Oscillators

open access: yesApplied Sciences, 2021
Optoelectronic oscillators produce microwave-modulated optical beams without external modulation. The most commonly studied types produces narrow-band output, i.e., optical output modulated by a sinusoid, in which case phase noise determines key figures ...
David S. Citrin
doaj   +1 more source

Compact Square-Wave Pulse Electroporator with Controlled Electroporation Efficiency and Cell Viability

open access: yesSymmetry, 2020
The design and development of a compact square-wave pulse generator for the electroporation of biological cells is presented. This electroporator can generate square-wave pulses with durations from 3 μs up to 10 ms, voltage amplitudes up to 3500 V, and ...
V. Stankevič   +7 more
semanticscholar   +1 more source

On the use of electrochemical techniques to monitor free oxide content in molten fluoride media [PDF]

open access: yes, 2007
The electrochemical behaviour of oxide ions has been studied in fluoride melts(LiF/NaF eutectic) by cyclic voltammetry, square wave voltammetry and chronopotentiometry.
Barin   +19 more
core   +2 more sources

A NEW METHOD FOR THE ANALYSIS OF SIGNALS: THE SQUARE WAVE TRANSFORM (SWT)

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2017
The results obtained by analyzing signals with the Square Wave Method (SWM) introduced previously can be presented in the frequency domain clearly and precisely by using the Square Wave Transform (SWT) described here.
Osvaldo Skliar   +3 more
doaj   +1 more source

Simulating excitation spectra with projected entangled-pair states [PDF]

open access: yes, 2018
We develop and benchmark a technique for simulating excitation spectra of generic two-dimensional quantum lattice systems using the framework of projected entangled-pair states (PEPS).
Haegeman, Jutho   +2 more
core   +2 more sources

Square Wave Driver for Piezoceramic Actuators

open access: yesActuators, 2012
We present the circuit and performance of a square wave driver and power supply for piezoceramic actuators characterized by large capacitance, up to 3 μF.
Slawomir Jakiela   +2 more
doaj   +1 more source

Sensorless Control Scheme of IPMSMs Using HF Orthogonal Square-Wave Voltage Injection Into a Stationary Reference Frame

open access: yesIEEE transactions on power electronics, 2019
This paper proposes a new sensorless control scheme of interior permanent magnet synchronous motors (IPMSMs) using high-frequency (HF) orthogonal square-wave voltage injection into a stationary reference frame (SRF).
Gaolin Wang   +5 more
semanticscholar   +1 more source

Square-Wave Pulse Passively Mode-Locked Thulium-Doped Fiber Laser With Adjustable Pulse Duration and Amplitude

open access: yesIEEE Photonics Journal, 2021
A passively mode-locked thulium-doped fiber laser with square-wave pulse generation has been demonstrated using a figure-of-eight configuration with two gain mediums respectively located in the left and right loops.
Yijuan Jiang, Simin Liu, Zuxing Zhang
doaj   +1 more source

Power Take-Off Simulation for Scale Model Testing of Wave Energy Converters

open access: yesEnergies, 2017
Small scale testing in controlled environments is a key stage in the development of potential wave energy conversion technology. Furthermore, it is well known that the physical design and operational quality of the power-take off (PTO) used on the small ...
Scott Beatty   +4 more
doaj   +1 more source

Square wave excitability in quantum dot lasers under optical injection. [PDF]

open access: yesOptics Letters, 2018
Quantum dot lasers display many unique dynamic phenomena when optically injected. Bistability has been predicted in a region of high injection strength.
M. Dillane   +5 more
semanticscholar   +1 more source

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