Results 81 to 90 of about 4,799,373 (254)

A programmable circuit for analog signal processing

open access: yes, 2022
S.88-91 : Lit.A BiCMOS field programmable analog cell array with continuous time fully differential analog signal processing is presented. As a counterpart to digital FPGAs can be configured by software and enables fast prototyping and evaluation of ...
Budde, Wolfram   +5 more
core   +1 more source

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Design of optical fiber transmission system of analog signal under microwave drying coal environment

open access: yesGong-kuang zidonghua, 2015
Under high-power microwave environment, transmission of electrical signals could easily be affected by electromagnetic interference and lead to loss of transmission accuracy.
GAO Xianru, ZHOU Xinzhi
doaj   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

MZM Optimization of PAM-4 Transmission in Data Center Interconnect

open access: yesApplied Sciences, 2019
An analog optimization of 4-level pulse amplitude modulation (PAM-4) signal is proposed, together with maximum likelihood sequence estimation digital signal processing.
Eduard Sonkin, Dan Sadot, Gilad Katz
doaj   +1 more source

Metastatic niche shaped by host factors influences disseminated cancer cell fate

open access: yesFEBS Letters, EarlyView.
Metastasis is shaped not only by cancer cells but also by the environments they encounter. This review explores how factors such as aging, diet, the microbiome, lifestyle, and environmental exposures remodel organ‐specific niches in the lung, liver, bone, and brain, influencing where metastatic cells survive, remain dormant, or grow, and ultimately ...
Gwennan Delyth Ward   +2 more
wiley   +1 more source

Analog and mixed-signal electronics / Karl D. Stephan.

open access: yes, 2015
engineering bookfair2016Includes bibliographical references and index.xiv, 519 p. :A guide to analog and mixed-signal electronics, with an emphasis on design problems and applications. This book provides coverage of analog and mixed-signal topics such as
Stephan, Karl David, 1953-
core  

Neutralization of the PTX3/CD44 axis suppresses TGF‐β1 signaling in kidney fibrosis

open access: yesFEBS Letters, EarlyView.
This study investigates how the PTX3/CD44 axis promotes kidney fibrosis by activating TGF‐β1 signaling. We demonstrate that the neutralizing antibody WHC‐001 effectively inhibits this pathway, suppressing myofibroblast activation and partial epithelial–mesenchymal transition (EMT).
Chao‐Chun Cheng   +8 more
wiley   +1 more source

A Current-mode Based Field-programmable Analog Array For Signal Processing Applications

open access: yes, 2015
This paper presents a new approach to develop Field Programmable Analog Arrays (FPAAs), 1 which avoids excessive number of programming elements in the signal path, thus enhancing the performance.
Oki N.   +4 more
core  

Mathematical Modeling of Sampling, Quantization, and Coding in Sigma Delta Converter using Matlab

open access: yesUHD Journal of Science and Technology, 2017
The received analog signal must be digitized before the digital signal processing can demodulate it. Sampling, quantization, and coding are the separate stages for the analog-to-digital adaptation procedure.
Azeez Abdullah Azeez Barzinjy   +2 more
doaj   +1 more source

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