Results 91 to 100 of about 21,684,555 (310)

Linear system of cubic forms with base locus of 5 points

open access: yesTạp chí Khoa học và Công nghệ
Studying a variety through a linear system of homogenous forms with a base locus is a method that has many advantages not only for understanding important geometric properties but also the ability to accurately evaluate many invariants of the variety ...
Nguyen Chanh Tu, Doan Xuan Canh
doaj  

Closed-loop iterative learning control for fractional-order linear singular time-delay system: PDα-type [PDF]

open access: yesScientific Technical Review, 2018
In this paper a closed-loop PDα - type iterative learning control (ILC) of fractional order linear singular time-delay system is considered. The sufficient conditions for the convergence in time domain of the proposed PD-alpha type ILC for a class of ...
Lazarević Mihailo   +2 more
doaj  

A Globally Stable High Performance Adaptive Robust Control Algorithm with Input Saturation for Precision Motion Control of

open access: yes, 2008
— This paper focuses on the synthesis of nonlinear adaptive robust controller with saturated actuator authority for a linear motor drive system, which is subject to parametric uncertainties, unmodeled nonlinearities and input disturbances as well. Global
Drive System, Linear Motor
core  

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Semi-Disparate Impact of Kinases GCN2 and PERK in Modulating the Dynamic Control Properties of eIF2 Pathway

open access: yesIEEE Access, 2019
The tumor microenvironment associated with deficiencies in nutrients and oxygen is important in observing the regulation of tumor progression. The aggressiveness of the tumor cells can be stimulated by exposing it to nutrient starvation and hypoxia ...
Mohammad Farhan Khan   +3 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

Study on system identification of linear and non-linear liquid chromatography separation

open access: yes, 2001
The paper proposes the identification method of linear and non-linear chromatographic system. The non-linear isotherms and lumped mass transfer coefficients of chromatography separating sorbitol and mannitol are determined.
Yang, XL, Wang, JD, Liu, XL, Shang, ZH
core  

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

Does the Stochastic Specification of the Linear Expenditure System Matter? [PDF]

open access: yes
When “income” in a system of demand equations is defined as total expenditure, actual expenditure on any commodity must lie between zero and income, or equivalently, budget shares must lie between zero and one.
Denis Conniffe, John Eakins
core   +2 more sources

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