Results 51 to 60 of about 835,866 (315)

Dynamic Response Analysis of Retaining Dam under the Impact of Solid-Liquid Two-Phase Debris Flow Based on the Coupled SPH-DEM-FEM Method

open access: yesGeofluids, 2020
Based on the coupled SPH-DEM-FEM numerical method, this paper analyzes the dynamic interaction of solid debris flow particle-liquid debris flow slurry-retaining dam in order to explore the dynamic response of retaining dam under the impact of the solid ...
Bailong Li   +6 more
doaj   +1 more source

An Explicit Analytical Solution for Transient Two-Phase Flow in Inclined Fluid Transmission Lines

open access: yesFluids, 2021
Due to the complex nonlinearity characteristics, analytical modeling of compressible flow in inclined transmission lines remains a challenge. This paper proposes an analytical model for one-dimensional flow of a two-phase gas-liquid fluid in inclined ...
Taoufik Wassar   +3 more
doaj   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Study of dynamic characteristics of laminar flow zone in overland flow

open access: yesShui kexue jinzhan, 2019
To improve the basic theoretical research of overland flow,this researcher used a fixed-bed flume test and ultrasonic sensor measurement technology to study the hydrodynamic characteristics of laminar flow and roll waves on the slope surface.
YANG Miao   +3 more
doaj   +1 more source

Welfare Flows and Caseload Dynamics [PDF]

open access: yesJournal of Applied Economics, 2007
Data from the 1990, 1991, 1992, 1993 and 1996 panels of the Survey of Income and Program Participations are used to estimate AFDC/TANF entry and exit rates. These estimates of AFDC/TANF entry and exit rates are used to conduct simulations aimed at determining the roles of economic conditions and welfare reform in explaining AFDC caseloads changes ...
openaire   +2 more sources

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Transient and Dynamic Simulation of the Fluid Flow through Five-Way Electric Coolant Control Valve of a 100 kW Fuel Cell Vehicle by CFD with Moving Grid Technique

open access: yesActuators
In order to maintain the performance of a fuel cell vehicle, it is essential to maintain a constant temperature of the stack. Therefore, it is very important to distribute the optimal coolant flow rate to each major component under very diverse and ...
Soo-Jin Jeong   +3 more
doaj   +1 more source

Developing and testing a web-based platform for visualizing flow in a watershed

open access: yesJournal of Hydroinformatics, 2023
Thanks to the rapid development of internet technology and computer hardware, it is now possible to use web services to provide visual simulations of flow field calculation results.
Jun Hou   +3 more
doaj   +1 more source

[Advanced Dynamic Flow]

open access: yesIgaku butsuri : Nihon Igaku Butsuri Gakkai kikanshi = Japanese journal of medical physics : an official journal of Japan Society of Medical Physics, 2001
There are problems for contrast imaging using LevovistTM contrast agent. In case of Doppler mode, poor resolution and large blooming area are the problems. In case of 2nd harmonic imaging and pulse inversion imaging, tissue harmonic image(THI) becomes the problem because Levovist needs high mechanical index(MI).
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

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