Results 11 to 20 of about 108,367 (319)

Maximum self‐generated electric field induced by pyroelectricity of PZT 95/5

open access: yesInternational Journal of Ceramic Engineering & Science, 2021
Electric field induced by pyroelectric effect is often observed in the ferroelectric devices when they subject to temperature change. But the maximum value of ferroelectric field is still unknown.
Fu‐Ping Zhang   +7 more
doaj   +1 more source

A Highly Stable-Output Kilohertz Femtosecond Hard X-ray Pulse Source for Ultrafast X-ray Diffraction

open access: yesApplied Sciences, 2022
Femtosecond hard X-ray pulses generated by laser-driven plasma sources are eminently suitable to probe structural dynamics due to the angstrom spatial resolution and sub-picosecond time resolution. However, the insufficient flux of X-ray photons and high
Di Zhao   +6 more
doaj   +1 more source

Impulse Correlation for Partially Filled Detonation Tubes [PDF]

open access: yes, 2004
The effect of nozzles on the impulse obtained from a detonation tube of circular cross section has been the focus of many experimental and numerical studies. In these cases, the simplified detonation tube is closed at one end (forming the thrust surface)
Cooper, M., Schauer, F., Shepherd, J. E.
core   +1 more source

Optical properties of transparent ceramics under shock compression: Correlation mechanism and design strategies [PDF]

open access: yesMatter and Radiation at Extremes
Over the past several decades, much research effort has been dedicated to the study of optical windows, with two primary themes emerging as key focuses.
Xiuxia Cao   +6 more
doaj   +1 more source

Effects of inert gas jet on the transition from deflagration to detonation in a stoichiometric methane-oxygen mixture

open access: yesFuel, 2021
Detonation is an energetic combustion mode augmenting high flow momentum and thermodynamic efficiency, it has been applied in detonation engines, such as pulse detonation engines (PDEs) and rotating detonation engines (RDEs), they have become potential ...
Jun Cheng   +4 more
semanticscholar   +1 more source

Thermonuclear explosion of a massive hybrid HeCO white dwarf triggered by a He detonation on a companion [PDF]

open access: yes, 2021
Normal type Ia supernovae (SNe) are thought to arise from the thermonuclear explosion of massive (> 0.8 M ) carbon-oxygen white dwarfs (WDs), although the exact mechanism is debated.
R. Pakmor   +3 more
semanticscholar   +1 more source

Comparative analysis of alternative fuels in detonation combustion [PDF]

open access: yes, 2016
Detonation combustion prominently exhibits high thermodynamic efficiency which leads to better performance. As compared to the conventionally used isobaric heat addition in a Brayton cycle combustor, detonation uses a novel isochoric Humphrey cycle which
Azami, M. H., Savill, Mark A.
core   +1 more source

One-dimensional nonlinear stability of pathological detonations [PDF]

open access: yes, 2000
In this paper we perform high-resolution one-dimensional time-dependent numerical simulations of detonations for which the underlying steady planar waves are of the pathological type.
Falle, S.A.E.G., Sharpe, G.J.
core   +1 more source

Special Cases of Using Visualization Technology for Analyzing the Dynamics of Gaseous Environment

open access: yesFluids, 2021
A new visualization technology is presented, which was used in applied research when observing and modeling the dynamics of the flow of gaseous environments.
Mikhail Sotskiy   +2 more
doaj   +1 more source

Interactions of inert confiners with explosives [PDF]

open access: yes, 2006
The deformation of an inert confiner by a steady detonation wave in an adjacent explosive is investigated for cases where the confiner is suciently strong (or the explosive suciently weak) such that the overall change in the sound speed of the inert ...
A.M. Amd-El-Fattah   +10 more
core   +1 more source

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