Results 61 to 70 of about 91,606 (298)

Influence of Fluctuation in Supply Pressure on the Elastohydrodynamic Lubrication(EHL) of Water-lubricated Hybrid Journal Bearing

open access: yesJixie chuandong, 2017
The model of water- lubricated hybrid journal bearings is established. The elastohydrodynamic lubrication of water- lubricated hybrid journal bearings are investigated with considering the fluctuation of supply pressure which due to the instability of ...
Zhang Tonggang   +3 more
doaj  

On Static Pressure Fluctuation between Sirocco Fan Blades in a Car Air-Conditioning System

open access: yesJournal of Fluid Science and Technology, 2008
In this study, special attention is directed to static pressure fluctuation in a sirocco fan for a car air-conditioning system, because it is expected that there is a close connection between the fluid noise and the pressure fluctuation.
Yasuhiko SAKAI   +7 more
doaj   +1 more source

How Does Pressure Fluctuate in Equilibrium? [PDF]

open access: yesJournal of Statistical Physics, 2018
We study fluctuations of pressure in equilibrium for classical particle systems. In equilibrium statistical mechanics, pressure for a microscopic state is defined by the derivative of a thermodynamic function or, more mechanically, through the momentum current.
Hiura, Ken, Sasa, Shin-ichi
openaire   +2 more sources

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Detection of impaired cerebral autoregulation improves by increasing arterial blood pressure variability

open access: yes, 2013
Although the assessment of dynamic cerebral autoregulation (CA) based on measurements of spontaneous fluctuations in arterial blood pressure (ABP) and cerebral blood flow (CBF) is a convenient and much used method, there remains uncertainty about its ...
Simpson, David M.   +7 more
core   +1 more source

Hyperosmotic stress induces PARP1‐mediated HPF1‐dependent mono(ADP‐ribosyl)ation

open access: yesFEBS Letters, EarlyView.
Sorbitol‐induced hyperosmotic stress rapidly induces reversible mono(ADP‐ribosyl)ation (MARylation) on PARP1 without the signs of genotoxic signaling. We show that PARP1 autoMARylation is HPF1 dependent and forms hydroxylamine‐resistant O‐glycosidic linkages.
Anna Georgina Kopasz   +11 more
wiley   +1 more source

Research progress in sonar dome turbulent boundary layer wall fluctuating pressure

open access: yesZhongguo Jianchuan Yanjiu, 2018
A sonar dome structure mounted on the bulb of a high-speed ship vibrates under Turbulent Boundary Layer (TBL) wall pressure fluctuation and radiates noise inward.
XU Jiaqi, MEI Zhiyuan
doaj   +1 more source

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

Gas Lifted Wells Optimization Based on Tubing Head Pressure Fluctuation

open access: yes, 2017
The paper describes how to evaluate the gas lifted well performance with respect to optimum gas lift injection rate based on tubing head pressure fluctuation analysis.
Elkhan Abbasov   +3 more
core   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

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