Results 21 to 30 of about 337,528 (240)

Simple synthesis method of a general second-order transfer function

open access: yesElectronics Letters, 1988
A new method of general second-order transfer function realisation using one operational amplifier and RC one-ports is presented. The effect of the limited passband of the amplifier on the frequency and Q-factor of the pole is also discussed. The method is suitable for the realisation of nonminimum phase transfer functions with complex poles and zeros.
openaire   +1 more source

Optimal Heat Exchanger Network Synthesis with Detailed Shell and Tube Heat Exchanger Design Based on Superstructure Model

open access: yesChemical Engineering Transactions, 2017
The shell and tube heat exchanger (SHE) is the most common type of heat transfer equipment used in heat exchanger networks (HENs) in the field of chemical process industries. Both counter-current flow and co- current flow may be involved in the shell and
L. Sun, B.-S. Zhao, X.-L. Luo
doaj   +1 more source

Prediction and adjustment method for shock response spectrum in mechanical impact type shock test for spacecraft instrument

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Large shock responses are generated at the deployment of solar paddles and antennas of a spacecraft because the strain energy of retained parts are released almost instantaneously.
Keiichi YANAGASE   +2 more
doaj   +1 more source

Image Neural Style Transfer With Global and Local Optimization Fusion

open access: yesIEEE Access, 2019
This paper presents a new image synthesis method for image style transfer. For some common methods, the textures and colors in the style image are sometimes applied inappropriately to the content image, which generates artifacts.
Hui-Huang Zhao   +4 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Network synthesis and parameter optimization for vehicle suspension with inerter

open access: yesAdvances in Mechanical Engineering, 2016
In order to design a comfortable-oriented vehicle suspension structure, the network synthesis method was utilized to transfer the problem into solving a timing robust control problem and determine the structure of “inerter–spring–damper” suspension ...
Long Chen   +5 more
doaj   +1 more source

Research of the control system for liquids level maintenance in tanks

open access: yesВестник Самарского государственного технического университета. Серия: Технические науки, 2021
The problems of controlling the operating modes of pumping units with a frequency-controlled drive based on an asynchronous short-circuited motor are considered.
Aleksandr M. Abakumov   +3 more
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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