Results 31 to 40 of about 1,299,130 (332)

Experimental Investigation of a Micro Turbojet Engine Chevrons Nozzle by Means of the Schlieren Technique

open access: yesInventions, 2023
In connection with subsonic jet noise production, especially regarding the hot jet from a micro turbojet engine, we encountered a lack of recent high-resolution data in the literature describing the flow field using experimental validation through ...
Grigore Cican   +4 more
doaj   +1 more source

Optimization of heat sinks with plate fins in air-jet cooling

open access: yesNihon Kikai Gakkai ronbunshu, 2014
Heat density of high-load electronics such as high-performance servers and the inverters used in vehicles has been increasing as the result of higher processing speeds and computational scale, and higher output, etc.
Takayuki ATARASHI   +2 more
doaj   +1 more source

Separated at Birth: Jet Maximization, Axis Minimization, and Stable Cone Finding [PDF]

open access: yes, 2015
Jet finding is a type of optimization problem, where hadrons from a high-energy collision event are grouped into jets based on a clustering criterion.
Thaler, Jesse
core   +2 more sources

Baryon breakdown in black hole

open access: yesFrontiers in Physics, 2022
According to relativity theory, a black hole is a distinct region in spacetime; according to astronomical observations, it is a celestial body transforming matter into high-energy jets.
Lauri Lehmonen, Arto Annila
doaj   +1 more source

A Search for Consistent Jet and Disk Rotation Signatures in RY Tau [PDF]

open access: yes, 2015
We present a radial velocity study of the RY Tau jet-disk system, designed to determine whether a transfer of angular momentum from disk to jet can be observed.
Bacciotti, Francesca   +4 more
core   +4 more sources

Thermal Effects in Dissimilar Magnetic Pulse Welding

open access: yesMetals, 2019
Magnetic pulse welding (MPW) is often categorized as a cold welding technology, whereas latest studies evidence melted and rapidly cooled regions within the joining interface.
Joerg Bellmann   +6 more
doaj   +1 more source

Particle Multiplicity in Jets and Sub-jets with Jet Axis from Color Current [PDF]

open access: yes, 2008
We study the particle multiplicity in a jet or sub-jet as derived from an energy-multiplicity 2-particle correlation. This definition avoids the notion of a globally fixed jet axis and allows for the study of smaller jet cone openings in a more stable ...
I. M. Dremin   +3 more
core   +3 more sources

Particle-level pileup subtraction for jets and jet shapes [PDF]

open access: yes, 2014
We present an extension to the jet area-based pileup subtraction for both jet kinematics and jet shapes. A particle-level approach is explored whereby the jet constituents are corrected or removed using an extension of the methods currently being ...
Berta, Peter   +3 more
core   +2 more sources

Cosmic jets [PDF]

open access: yesPhysics Letters A, 2011
We discuss time-dependent gravitational fields that "accelerate" free test particles to the speed of light resulting in cosmic double-jet configurations. It turns out that complete gravitational collapse along a spatial axis together with corresponding expansion along the other two axes leads to the accelerated motion of free test particles up and down
Chicone, C., Mashhoon, B., Rosquist, K.
openaire   +3 more sources

Jet injection studies for partially baffled mixing reactors: a general correlation for the jet trajectory and jet penetration depth [PDF]

open access: yes, 2008
This paper is devoted to the analysis of the jet trajectories, obtained using computational fluid dynamics (CFD), at two different scales (laboratory and industrial) with application to quenching of runaway reactions. One of the goals was to describe how
Fletcher, David F.   +4 more
core   +2 more sources

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