Results 11 to 20 of about 3,509,597 (298)

Porous fixed-bed photoreactor for boosting C–C coupling in photocatalytic CO2 reduction

open access: yeseScience, 2022
Solar-driven CO2 conversion to chemical fuels in an aqueous solution is restricted not only by photocatalysts but also by mass transfer. Here, a regulatable three-phase interface on a porous fixed-bed is constructed for efficient C–C coupling in ...
Shengjie Bai   +6 more
doaj   +1 more source

Ricci flow coupled with harmonic map flow [PDF]

open access: yes, 2011
We investigate a new geometric flow which consists of a coupled system of the Ricci flow on a closed manifold M with the harmonic map flow of a map phi from M to some closed target manifold N with a (possibly time-dependent) positive coupling constant ...
Müller, Reto
core   +3 more sources

Evaporation and drying characteristics of the sessile ferrofluid droplet under a horizontal magnetic field

open access: yesFundamental Research, 2022
In this study, the evaporation characteristics and drying patterns of various sessile ferrofluid droplets on certain substrate under horizontal magnetic fields of controlled intensities are reported.
Zhaonan Liu   +5 more
doaj   +1 more source

The energy dependence of flow in Ni induced collisions from 400 to 1970A MeV [PDF]

open access: yes, 1996
We study the energy dependence of collective (hydrodynamic-like) nuclear matter flow in 400-1970 A MeV Ni+Au and 1000-1970 A MeV Ni+Cu reactions. The flow increases with energy, reaches a maximum, and then gradually decreases at higher energies. A way of
A. D. Chacon   +64 more
core   +2 more sources

On Navier slip and Reynolds transpiration numbers

open access: yesArchives of Mechanics, 2018
In this paper, based on the original argumentation of Reynolds and Maxwell, with consideration of previous experiences of the authors in the nano- and micro-flows area, a general form of boundary forces, that consist of contributions from the friction ...
P. Ziółkowski, J. Badur
doaj   +1 more source

Electromagnetic-conductance measurement method for the flow rate and void fraction of gas-liquid two-phase flows

open access: yesMeasurement: Sensors, 2020
Gas-liquid two-phase flow systems are widely existed in many engineering systems and industrial processes, and measurement techniques for two-phase flows are crucial in a diverse range of engineering applications.
Fucheng Chang   +5 more
doaj   +1 more source

Jet energy flow at the LHC [PDF]

open access: yes, 2009
We present a quantitative study of energy flow away from jets by numerically solving the evolution equation derived by Banfi, Marchesini and Smye (BMS), and apply the result to two processes at the LHC: Discriminating high-p_t jets originating from ...
Hatta Yoshitaka   +2 more
core   +2 more sources

Ultrasound Flow-Monitoring and Flow-Metering of Air–Oil–Water Three-Layer Pipe Flows

open access: yesIEEE Access, 2017
The combined use of ultrasound pulse-echo intensity and Doppler shift frequency is examined as a means to measure strong unsteady three-phase pipe flows of a gas and two liquids.
Junpei Hitomi   +3 more
doaj   +1 more source

Interplay between Loewner and Dirichlet energies via conformal welding and flow-lines

open access: yes, 2020
The Loewner energy of a Jordan curve is the Dirichlet energy of its Loewner driving term. It is finite if and only if the curve is a Weil-Petersson quasicircle.
Viklund, Fredrik, Wang, Yilin
core   +1 more source

Turbulent flow in pulsed extraction columns with internals of discs and rings:Turbulent kinetic energy and its dissipation rate during the pulsation [PDF]

open access: yes, 2009
Turbulent energy parameters of single-phase pulsed flow in an extraction column with internals of immobile discs and rings (doughnuts) are studied. Simulation results are obtained by resolution of Reynolds equations coupled with k–ɛ model of turbulence ...
Angelov, George, Gourdon, Christophe
core   +1 more source

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