Results 41 to 50 of about 35,118 (269)

Numerical Model of Air Valve For Computation of One-dimensional Flow [PDF]

open access: yesTransactions of the VŠB-Technical University of Ostrava, Mechanical Series, 2014
The paper is focused on a numerical simulation of unsteady flow in a pipeline. The special attention is paid to a numerical model of an air valve, which has to include all possible regimes: critical/subcritical inflow and critical/subcritical outflow of ...
Daniel HIMR
doaj   +1 more source

Subcritical crack propagation in glacial quarrying during subglacial water pressure variation

open access: yesJournal of Glaciology, 2023
Glacial quarrying stems from the fracturing of subglacial bedrock. Much evidence shows that subcritical crack propagation of bedrock is closely related to subglacial water pressure fluctuations.
Lin Li, Yipeng Huang, Ningchuan Su
doaj   +1 more source

Protein-Independent Liquid-Liquid Phase Separation of Adenosine Triphosphate Under Crowded Conditions. [PDF]

open access: yesChemistry
ATP itself is able to undergo liquid–liquid phase separation in the presence of the macromolecular crowding agent PEG and physiological ATP concentrations are sufficient for phase separation in the presence of mM Mg2+ and crowders, mimicking intracellular conditions.
Dec R, Dzwolak W, Winter R.
europepmc   +2 more sources

Review of Subcritical Source-Driven Noise Analysis Measurements [PDF]

open access: yes, 1999
Subcritical source-driven noise measurements are simultaneous Rossia and randomly pulsed neutron measurements that provide measured quantities that can be related to the subcritical neutron multiplication factor.
Valentine, T.E.
core   +1 more source

SubcriticalWater – a Perspective ReactionMedia for Biomass Processing to Chemicals: Study on Cellulose Conversion as aModel for Biomass [PDF]

open access: yes, 2013
Biomass and water are recognized as a key renewable feedstock in sustainable production of chemicals, fuels and energy. Subcritical water (SubCW), or commonly referred as hot compressed water (HCW), is the water above boiling and below critical point (CP;
Škerget, M., Knez, Ž., Pavlovič, I.
core   +1 more source

Experimental Assessment of a Helical Coil Heat Exchanger Operating at Subcritical and Supercritical Conditions in a Small-Scale Solar Organic Rankine Cycle

open access: yesEnergies, 2017
In this study, the performance of a helical coil heat exchanger operating at subcritical and supercritical conditions is analysed. The counter-current heat exchanger was specially designed to operate at a maximal pressure and temperature of 42 bar and ...
Marija Lazova   +5 more
doaj   +1 more source

Withdrawal from a two-layer inviscid fluid in a duct [PDF]

open access: yes, 1998
The steady simultaneous withdrawal of two inviscid fluids of different densities in a duct of finite height is considered. The flow is two-dimensional, and the fluids are removed by means of a line sink at some arbitrary position within the duct.
Hocking, Graeme C.   +3 more
core   +1 more source

Design and Characterization of the Modified Purdue Subcritical Pile for Nuclear Research Applications

open access: yesInstruments
First demonstrated in 1942, subcritical and zero-power critical assemblies, also known as piles, are a fundamental tool for research and education at universities.
Matthew Niichel   +6 more
doaj   +1 more source

Subcritical Water Extracts from Agaricus blazei Murrill’s Mycelium Inhibit the Expression of Immune Checkpoint Molecules and Axl Receptor

open access: yesJournal of Fungi, 2021
Agaricus blazei Murrill or Himematsutake is an edible and medicinal mushroom. Agaricus blazei Murrill’s fruiting body extracts have anticancer properties, although the mechanism is unknown. Basic or organic solvents, which are hazardous for human health,
Taro Yasuma   +5 more
doaj   +1 more source

Slightly subcritical hypercube percolation [PDF]

open access: yesRandom Structures & Algorithms, 2019
We study bond percolation on the hypercube {0,1}m in the slightly subcritical regime where p = pc(1 − εm) and εm = o(1) but εm ≫ 2−m/3 and study the clusters of largest volume and diameter. We establish that with high probability the largest component has cardinality , that the maximal diameter of all clusters is , and that the maximal mixing time of ...
Hulshof, Tim, Nachmias, Asaf
openaire   +4 more sources

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