Results 31 to 40 of about 14,788,176 (350)

Analytical Models of Exoplanetary Atmospheres. V. Non-gray Thermal Structure with Coherent Scattering [PDF]

open access: yes, 2018
We apply the picket fence treatment to model the effects brought about by spectral lines on the thermal structure of irradiated atmospheres. The lines may be due to pure absorption processes, pure coherent scattering processes, or some combination of ...
Kevin Heng   +5 more
core   +1 more source

Large Eddy Simulation of Pulsed Film Cooling with a Dielectric Barrier Discharge Plasma Actuator

open access: yesAerospace, 2023
The effects of the coolant pulsation and the plasma aerodynamic actuation (PAA) on the film cooling are herein explored via large eddy simulations. The electrohydrodynamic force derived from the PAA was solved through the phenomenological plasma model ...
Zhou Shen   +3 more
doaj   +1 more source

Cosmic structure as the quantum interference of a coherent dark wave [PDF]

open access: yesNature Physics, 2014
A cosmological model treating dark matter as a coherent quantum wave agrees well with conventional dark-matter theory on an astronomical scale. But on smaller scales, the quantum nature of wave-like dark matter can explain dark-matter cores that are ...
Hsi-Yu Schive, T. Chiueh, T. Broadhurst
semanticscholar   +1 more source

Effect of Receiver Holes on Flow and Heat Transfer Characteristics in A Radial Pre-swirl System: A LES Study [PDF]

open access: yesJournal of Applied Fluid Mechanics
As a necessary component of a turboshaft engine, optimizing components in the radial pre-swirl system is critical for improving turbine performance.
D. Wang   +5 more
doaj   +1 more source

Influence of coherent structure on turbulence characteristics of 0814 strong typhoon Hagupit

open access: yesShenzhen Daxue xuebao. Ligong ban, 2022
In order to explore the formation mechanism of the nonstationary wind speed in the eye wall regions and eye region of a typhoon, taking the measured data of No.0814 strong typhoon Hagupit as the research object, we identify and extract the coherent ...
LI Lixiao   +5 more
doaj   +1 more source

Structure of turbulent flow over regular arrays of cubical roughness. [PDF]

open access: yes, 2007
The structure of turbulent flow over large roughness consisting of regular arrays of cubical obstacles is investigated numerically under constant pressure gradient conditions.
Thomas, T.G.   +5 more
core   +1 more source

Point Set Registration: Coherent Point Drift [PDF]

open access: yesIEEE Transactions on Pattern Analysis and Machine Intelligence, 2009
Point set registration is a key component in many computer vision tasks. The goal of point set registration is to assign correspondences between two sets of points and to recover the transformation that maps one point set to the other.
Andriy Myronenko, Xubo B. Song
semanticscholar   +1 more source

Experimental investigation of Reynolds stress complex eddy viscosity model for coherent structure dynamics

open access: yes, 2011
Time sequence signals of streamwise and normal velocity components, as well as velocity strain rate, at different vertical locations in the turbulent boundary layer over a smooth flat plate in a wind tunnel have been finely examined by the use of double ...
Jia YX   +3 more
core   +2 more sources

Coherent Structures of a Turbulent Flow Bounded by a Compact Permeable Wall

open access: yesFluids, 2022
In order to optimize the use of compact porous media as flow and heat transfer devices, it is imperative to understand those coherent structures of the associated flow that generate and sustain turbulence. Given the deficiency of data regarding this area
James K. Arthur
doaj   +1 more source

Coherent optical binary polarisation shift keying heterodyne system in the free-space optical turbulence channel [PDF]

open access: yes, 2011
In this paper, analytical and simulation results for the bit error rate (BER) performance and fading penalty of a coherent optical binary polarization shift keying (2PolSK) heterodyne system adopted for a free space optical (FSO) communication link ...
Z. Ghassemlooy   +12 more
core   +1 more source

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