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   Articles with "sub critical" as a keyword



Measurement of reactivity in a source driven deep sub-critical system using neutron noise methods

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recommendations! Published in 2017 at "Annals of Nuclear Energy"

DOI: 10.1016/j.anucene.2017.01.017

Abstract: Abstract Measurement of reactivity in deep sub critical system using neutron noise method is challenging due to the modal effect. This paper addresses the issue of modal effect in such system in a new and… read more here.

Keywords: neutron noise; system; critical system; reactivity ... See more keywords

Co-liquefaction of mixed culture microalgal strains under sub-critical water conditions.

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recommendations! Published in 2017 at "Bioresource technology"

DOI: 10.1016/j.biortech.2017.03.165

Abstract: We report the co-liquefaction performance of unicellular, red alga Cyanidioschyzon merolae and Galdieria sulphuraria under sub-critical water conditions within a stainless-steel batch reactor under different temperatures (150-300°C), residence time (15-60min), and Cyanidioschyzon merolae to Galdieria… read more here.

Keywords: critical water; liquefaction; sub critical; water conditions ... See more keywords

Fouling process and anti-fouling mechanisms of dynamic membrane assisted by photocatalytic oxidation under sub-critical fluxes

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recommendations! Published in 2019 at "Chinese Journal of Chemical Engineering"

DOI: 10.1016/j.cjche.2018.10.019

Abstract: Abstract Membrane fouling is often considered as a hindrance for the application of microfiltration/ultrafiltration (MF/UF) for drinking water production. A novel process of photocatalytic membrane reactor/dynamic membrane (PMR/DM), operating in a continuous mode under sub-critical… read more here.

Keywords: photocatalytic oxidation; process; membrane; sub critical ... See more keywords

Sub-critical impact inhibits the lubricating mechanisms of articular cartilage.

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recommendations! Published in 2017 at "Journal of biomechanics"

DOI: 10.1016/j.jbiomech.2016.12.034

Abstract: Although post-traumatic osteoarthritis accounts for a significant proportion of all osteoarthritis, the understanding of both biological and mechanical phenomena that lead to cartilage degeneration in the years to decades after trauma is still lacking. In… read more here.

Keywords: inhibits lubricating; impact; impact inhibits; critical impact ... See more keywords

Influence of critical parameters on nanoparticles-surfactant stabilized CO2 foam stability at sub-critical and supercritical conditions

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recommendations! Published in 2021 at "Journal of Molecular Liquids"

DOI: 10.1016/j.molliq.2021.116658

Abstract: Abstract The stability of CO2-foam stabilized via the synergy of nanoparticles and surfactants at downhole conditions is strongly affected by different process parameters such as temperature, CO2 state, nanoparticles concentration, as well as resident brine… read more here.

Keywords: foam; nanoparticles surfactant; co2 foam; stability ... See more keywords

Sub-critical gas-assisted processing using CO2 foaming to enhance the exfoliation of graphene in polypropylene + graphene nanocomposites

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recommendations! Published in 2017 at "Polymer"

DOI: 10.1016/j.polymer.2017.04.028

Abstract: Abstract Polypropylene (PP) and graphene nanoparticles (GNPs) were mixed in a twin-screw extruder equipped with a simple CO 2 injection unit consisting of a standard gas cylinder, a regulator, a valve, and a metal hose.… read more here.

Keywords: polypropylene graphene; graphene; assisted processing; sub critical ... See more keywords

High efficiency sub-critical carbon dioxide supplementary heat pump for low temperature climates (energy and exergy analysis)

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recommendations! Published in 2019 at "Renewable Energy"

DOI: 10.1016/j.renene.2018.10.024

Abstract: Abstract Nowadays heat pumps are crucial elements of air conditioning systems and still gaining popularity, but they suffer from limitations in very cold climates such as low coefficient of performance (COP) and air leaking. Recently-developed… read more here.

Keywords: heat; temperature; sub critical; energy ... See more keywords

Large-eddy simulation of Carreau fluid flow over a circular cylinder at a sub-critical Reynolds number

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recommendations! Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0255808

Abstract: Non-Newtonian fluid flow over a circular cylinder at a sub-critical Reynolds number Re=3900 is investigated with large-eddy simulation. Behaviors of both shear-thinning and shear-thickening fluids are compared with the Newtonian fluid flow at the nominal… read more here.

Keywords: sub critical; reynolds number; fluid flow; fluid ... See more keywords

Evaporation characteristics of heat pipes with sub-critical nanopores

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recommendations! Published in 2024 at "Molecular Physics"

DOI: 10.1080/00268976.2025.2472975

Abstract: This study explores heat transfer mechanisms in heat pipes with sub-critical nanopores using coarse-grained molecular dynamics (CGMD) simulations, aiming to enhance thermal management in nanoscale applications. With the increasing need for efficient cooling solutions in… read more here.

Keywords: heat transfer; heat; pipes sub; sub critical ... See more keywords

Circularly polarized attosecond pulses generation from laser interaction with magnetized sub-critical plasmas

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recommendations! Published in 2023 at "Plasma Physics and Controlled Fusion"

DOI: 10.1088/1361-6587/accd1b

Abstract: We propose a method to generate circularly polarized (CP) attosecond pulses by the interactions of a relativistic-intensity right-hand CP laser pulse and magnetized sub-critical plasma. It is theoretically and numerically demonstrated that when an external… read more here.

Keywords: laser; sub critical; attosecond; polarized attosecond ... See more keywords

Physical model simulation of surface subsidence under sub-critical condition

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recommendations! Published in 2019 at "International Journal of Physical Modelling in Geotechnics"

DOI: 10.1680/jphmg.17.00029

Abstract: Physical modelling and numerical analyses are performed to assess the representativeness of some widely used profile functions developed to describe the subsidence configurations under sub-critical... read more here.

Keywords: surface subsidence; simulation surface; sub critical; subsidence ... See more keywords