Results 61 to 70 of about 78,150 (324)

Simulation-based high-level synthesis of Nyquist-rate data converters using MATLAB/SIMULINK [PDF]

open access: yes, 2005
This paper presents a toolbox for the simulation, optimization and high-level synthesis of Nyquist-rate Analog-to-Digital (A/D) and Digital-to-Analog (D/A) Converters in MATLAB®.
Delgado Restituto, Manuel   +3 more
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 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

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

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

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Spectral Signatures of Nontrivial Topology in a Superconducting Circuit

open access: yesPhysical Review X
Topology, like symmetry, is a fundamental concept in understanding general properties of physical systems. In condensed matter, nontrivial topology may manifest itself as singular features in the energy spectrum or the quantization of electrical ...
L. Peyruchat   +4 more
doaj   +1 more source

Intrinsically safe wireless power transfer system based on single-ended flyback converter

open access: yesWireless Power Transfer
In underground coal mines, the intrinsic safety of electrical equipment is crucial due to frequent voltage fluctuations that can damage electronic devices and compromise system reliability and safety.
Longyang Zhang   +3 more
doaj   +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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