Results 11 to 20 of about 1,580,311 (297)

Large scale anisotropies on halo infall [PDF]

open access: yes, 2010
We perform a statistical analysis of the peculiar velocity field around dark matter haloes in numerical simulations. We examine different properties of the infall of material onto haloes and its relation to central halo shapes and the shape of the large ...
Allgood   +37 more
core   +1 more source

Contactless inductive flow tomography [PDF]

open access: yes, 2004
The three-dimensional velocity field of a propeller driven liquid metal flow is reconstructed by a contactless inductive flow tomography (CIFT). The underlying theory is presented within the framework of an integral equation system that governs the ...
Frank Stefani   +3 more
core   +1 more source

Galactic rotation and velocity fields [PDF]

open access: yesSymposium - International Astronomical Union, 1985
Using unpublished 21-cm data from Jackson and Kerr of the entire Galaxy at b = 0°, we have determined the terminal velocities, vm, to be (Gill & Shuter, 1983)
W. L. H. Shuter, A. Gill
openaire   +1 more source

Redesign of an Intake Fish Pass Structure

open access: yesSlovak Journal of Civil Engineering, 2022
The article describes the process of redesigning the intake structure of the fish pass at the Žilina water structure in Slovakia. The existing intake structure does not meet the passability requirements for the target species of migratory fish.
Čubanová Lea   +3 more
doaj   +1 more source

Numerical Analysis of the Radial Load, Pressure and Velocity Fields of a Single Blade Pump

open access: yesModelling, 2022
The centrifugal screw-type pump is a type of pump which, due to its hydraulic and mechanical properties, is used in several areas of the industry (e.g., for sludge and rainwater disposal).
Dávid Bleho   +3 more
doaj   +1 more source

Low-pressure nozzle with aerodynamic fuel atomization

open access: yesВесці Нацыянальнай акадэміі навук Беларусі: Серыя фізіка-тэхнічных навук, 2020
A research was carried out with the construction of a model of a low-pressure nozzle with aerodynamic fuel atomization, which shows the advantages of nozzles of this type.
S. S. Tihonchik, N. I. Puchko
doaj   +1 more source

Towards breaking the Omega-bias degeneracy in density--velocity comparisons [PDF]

open access: yes, 1998
I derive a second-order local relation between the REDSHIFT-space mass density field and the REAL-space velocity field. This relation can be useful for comparisons between the cosmic density and peculiar velocity fields, for a number of reasons.
Fry, M. J. Chodorowski
core   +4 more sources

Velocity field distributions due to ideal line vortices [PDF]

open access: yes, 2001
We evaluate numerically the velocity field distributions produced by a bounded, two-dimensional fluid model consisting of a collection of parallel ideal line vortices. We sample at many spatial points inside a rigid circular boundary.
A. C. Ting   +20 more
core   +3 more sources

Effects of Spatiotemporal Filtering on the Periodic Signals and Noise in the GPS Position Time Series of the Crustal Movement Observation Network of China

open access: yesRemote Sensing, 2018
Analysis of Global Positioning System (GPS) position time series and its common mode components (CMC) is very important for the investigation of GPS technique error, the evaluation of environmental loading effects, and the estimation of a realistic and ...
Peng Yuan   +3 more
doaj   +1 more source

Two-Decade GNSS Observation Processing and Analysis with the New IGS Repro3 Criteria: Implications for the Refinement of Velocity Field and Deformation Field in Continental China

open access: yesRemote Sensing, 2022
Extensive observation collection, unified and rigorous data processing, and accurate construction of the station motion model are the three essential elements for the accuracy and reliability of the Global Navigation Satellite System (GNSS) velocity ...
Hu Wang   +6 more
doaj   +1 more source

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