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High-Speed Infrared Radiation Thermometer for the Investigation of Early Stage Explosive Development and Fireball Expansion [PDF]

open access: yesSensors, 2022
The understanding of blast loads is critical for the development of infrastructure that protects against explosions. However, the lack of high-quality experimental work on the characterisation of such loads prevents a better understanding of many ...
Matthew J. Hobbs   +6 more
doaj   +2 more sources

New, Spherical Solutions of Non-Relativistic, Dissipative Hydrodynamics [PDF]

open access: yesEntropy, 2022
We present a new family of exact solutions of dissipative fireball hydrodynamics for arbitrary bulk and shear viscosities. The main property of these solutions is a spherically symmetric, Hubble flow field. The motivation of this paper is mostly academic:
Gábor Kasza   +2 more
doaj   +2 more sources

Quark-Gluon Plasma Fireball [PDF]

open access: yesPhysical Review C, 2000
Lattice-QCD results provide an opportunity to model, and extrapolate to finite baryon density, the properties of the quark-gluon plasma (QGP). Upon fixing the scale of the thermal coupling constant and vacuum energy to the lattice data, the properties of
A. Bialas   +32 more
core   +2 more sources

Variable air blast fireball of HMX/Al with tailored gradient structures

open access: yesCase Studies in Thermal Engineering
Air blast fireball of the composite explosive is an important way to destroy the target and effectively determines the damage effect. Herein, based on the effect of aluminum powder content on the explosion reaction kinetics of HMX-based aluminized ...
Yaofeng Mao   +5 more
doaj   +3 more sources

Multi-instrument observations of the Pajala fireball: Origin, characteristics, and atmospheric implications

open access: yesFrontiers in Astronomy and Space Sciences, 2022
Meteor observations provide information about Solar System constituents and their influx onto Earth, their interaction processes in the atmosphere, as well as the neutral dynamics of the upper atmosphere.
Juha Vierinen   +14 more
doaj   +1 more source

Why a Hydrogen fireball should not be modelled as a BLEVE event

open access: yesChemical Engineering Transactions, 2022
The rapid increasing interest in the usage of Hydrogen has obviously triggered a lot of safety related questions. Apart from non-trivial questions about failure frequencies and ignition probabilities, the consequence modelling of potential events also ...
Hans Boot, Sonia Ruiz Perez
doaj   +1 more source

Exclusive Seismoacoustic Detection and Characterization of an Unseen and Unheard Fireball Over the North Atlantic

open access: yesGeophysical Research Letters, 2023
Small meteoroids that enter Earth's atmosphere often go unnoticed because their detection and characterization rely on human observations, introducing observational biases in space and time.
Stephen P. Hicks   +10 more
doaj   +1 more source

Prevention of Hazards Induced by a Radiation Fireball through Computational Geometry and Parametric Design

open access: yesMathematics, 2022
Radiation fireballs are singular phenomena which involve severe thermal radiation and, consequently, they need to be duly assessed and prevented. Although the radiative heat transfer produced by a sphere is relatively well known, the shadowing measures ...
Joseph M. Cabeza-Lainez   +2 more
doaj   +1 more source

Hydrogen Fireball Consequence Analysis

open access: yesChemical Engineering Transactions, 2020
A fireball may occur after the catastrophic rupture of a tank containing a flammable substance such as a fuel, if an ignition source is present. The fireball is identified by the combustion of the flammable cloud created after the fuel release and ...
Federico Ustolin, Nicola Paltrinieri
doaj   +1 more source

Unusual Radar Echo from the Wake of Meteor Fireball in Nearly Horizontal Transits in the Summer Polar Lower-Thermosphere [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2018
The summer polar lower thermosphere (90-100 km) has an interesting connection to meteors, adjacent to the mesopause region attaining the lowest temperature in summer.
Young-Sook Lee   +2 more
doaj   +1 more source

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