Results 61 to 70 of about 2,037,763 (387)

±0.15 V three‐stage bulk‐driven AB OTA with 36 MHzpF/µW and 55(V/µs)pF/µW small and large‐signal figures of merit

open access: yesElectronics Letters, 2023
A three‐stage rail‐to‐rail bulk‐driven class AB OTA that operates with ±0.15 V supplies and a power dissipation of 90 nW is introduced. The first two stages use resistive local common mode feedback. The OTA uses simple phase lead compensation.
Manaswini Gangineni   +6 more
doaj   +1 more source

Amygdala Neurodegeneration: A Key Driver of Visual Dysfunction in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, Volume 12, Issue 4, Page 768-779, April 2025.
ABSTRACT Objective Visual disability in Parkinson's disease (PD) is not fully explained by retinal neurodegeneration. We aimed to delineate the brain substrate of visual dysfunction in PD and its association with retinal thickness. Methods Forty‐two PD patients and 29 controls underwent 3‐Tesla MRI, retinal spectral‐domain optical coherence tomography,
Asier Erramuzpe   +15 more
wiley   +1 more source

Brauer diagrams, modular operads, and a graphical nerve theorem for circuit algebras [PDF]

open access: yesarXiv, 2021
Circuit algebras, used in the study of finite-type knot invariants, are a symmetric analogue of Jones's planar algebras. They are very closely related to circuit operads, which are a variation of modular operads admitting an extra monoidal product. This paper gives a description of circuit algebras in terms categories of Brauer diagrams.
arxiv  

Determining the Necessity of Post‐Processing Heat Treatment for the 316L Stainless Steel Manufactured by Laser Powder Bed Fusion through Evaluation of Mechanical and Corrosion Properties

open access: yesAdvanced Engineering Materials, Volume 27, Issue 9, May 2025.
This article examines the effect of postprocessing heat treatment on 316L stainless steel (SS316L) produced via laser powder bed fusion (LPBF). Heat treatment slightly affects property anisotropy, reduces strength, and enhances elongation. However, it increases corrosion susceptibility due to nanoscale precipitations, though overall corrosion ...
Baibhav Karan   +5 more
wiley   +1 more source

A mixed-signal implementation of a polychronous spiking neural network with delay adaptation

open access: yesFrontiers in Neuroscience, 2014
We present a mixed-signal implementation of a re-configurable polychronous spiking neural network capable of storing and recalling spatio-temporal patterns. The proposed neural network contains one neuron array and one axon array.
Runchun Mark Wang   +3 more
doaj   +1 more source

High-speed nonlinear focus-induced photoresponse in amorphous silicon photodetectors for ultrasensitive 3D imaging applications

open access: yesScientific Reports, 2022
A large and growing number of applications benefit from simple, fast and highly sensitive 3D imaging sensors. The Focus-Induced Photoresponse (FIP) can achieve 3D sensing functionalities by simply evaluating the irradiance dependent nonlinear sensor ...
Andreas Bablich   +7 more
doaj   +1 more source

A design for testability study on a high performance automatic gain control circuit. [PDF]

open access: yes, 1998
A comprehensive testability study on a commercial automatic gain control circuit is presented which aims to identify design for testability (DfT) modifications to both reduce production test cost and improve test quality.
Araki, Kenji   +5 more
core   +2 more sources

Efficient transient noise analysis of non-periodic mixed analogue/digital circuits

open access: yesIET Circuits Devices Syst., 2015
This paper proposes a numerical method for accurate time-domain noise simulation of mixed analogue/digital electrical circuits that in principle do not admit a periodic steady-state working condition, such as fractional ΔΣ phase-locked loops (PLLs).
Matteo Biggio   +3 more
semanticscholar   +1 more source

Ultra‐Shallow Flat Heat Waves on Low Thermal Conductivity Flexible Polyimide Substrate for Millisecond Thermal Analysis of Materials and Bioelectronic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
An electronic system is presented consisting of a silver thin‐film electrode on a polyimide substrate working both as a heating element and a resistive temperature sensor, generating millisecond heat pulses with very fast heating and cooling rates and a flat peak temperature with a tunable duration.
Bahman K. Boroujeni   +5 more
wiley   +1 more source

Linear broadband interference suppression circuit based on GaN monolithic microwave integrated circuits

open access: yesIET Circuits, Devices and Systems, 2023
This paper presents simulation and measurement results of a 2–4 GHz octave bandwidth interference suppression circuit. The circuit accomplishes the function of a tunable frequency notch through an interferometer architecture.
Megan C. Robinson   +2 more
doaj   +1 more source

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