Results 41 to 50 of about 272,614 (318)

On the design and characterization of femtoampere current-mode circuits [PDF]

open access: yes, 2003
In this paper, we show and validate a reliable circuit design technique based on source voltage shifting for current-mode signal processing down to femtoamperes.
Linares Barranco, Bernabé   +1 more
core   +1 more source

Cross-Coupled Charge Pump Synthesis Based on Full Transistor-Level [PDF]

open access: yes, 2019
This paper presents utility for the design of the cross-coupled charge pump, which is used for supplying peripherals with low current consumption on the chip, as the EEPROM or FLASH memories.
Hospodka, Jiří   +2 more
core   +2 more sources

Optimized power converters for electrically augmented on-orbit propulsion systems

open access: yes, 2002
Advances in satellite thruster technology have produced the requirement for high power electrical supplies to operate electrically augmented on-orbit propulsion systems.
Olyniec, Lee Michael
core   +1 more source

Improving the Signal to Noise Ratio of QTF Preamplifiers Dedicated for QEPAS Applications

open access: yesApplied Sciences, 2020
The signal-to-noise ratio (SNR) is a major factor that limits the detection sensitivity of quartz-enhanced photoacoustic spectroscopy (QEPAS) sensors. The higher the electrical signal level compared to the noise amplitude is the lower the concentration ...
Piotr Z. Wieczorek   +2 more
doaj   +1 more source

Exploring topological phase transition and Weyl physics in five dimensions with electric circuits

open access: yesPhysical Review Research, 2022
Weyl semimetals are phases of matter with gapless electronic excitations that are protected by topology and symmetry. Their properties depend on the dimensions of the systems.
Xingen Zheng   +4 more
doaj   +1 more source

Accurate Settling-Time Modeling and Design Procedures for Two-Stage Miller-Compensated Amplifiers for Switched-Capacitor Circuits [PDF]

open access: yes, 2009
We present modeling techniques for accurate estimation of settling errors in switched-capacitor (SC) circuits built with Miller-compensated operational transconductance amplifiers (OTAs).
Delgado Restituto, Manuel   +2 more
core   +1 more source

Two-Wired Active Spring-Loaded Dry Electrodes for EEG Measurements

open access: yesSensors, 2019
Dry contact electrode-based EEG acquisition is one of the easiest ways to obtain neural information from the human brain, providing many advantages such as rapid installation, and enhanced wearability.
Seungchan Lee   +4 more
doaj   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

The Comparative Study on the Li-S and Li-ion Batteries Cooperating with the Photovoltaic Array

open access: yesEnergies, 2020
The stationary photovoltaic array can be used to charge the different vehicle batteries and, in parallel, be used as a power source for the utility grid or standalone devices placed such as in campers.
Krystian Siczek   +8 more
doaj   +1 more source

Frequency response and gap tuning for nonlinear electrical oscillator networks. [PDF]

open access: yesPLoS ONE, 2013
We study nonlinear electrical oscillator networks, the smallest example of which consists of a voltage-dependent capacitor, an inductor, and a resistor driven by a pure tone source. By allowing the network topology to be that of any connected graph, such
Harish S Bhat, Garnet J Vaz
doaj   +1 more source

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