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Related papers: Theoretical Analysis on Deflagration-to-Detonation…

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The attenuation and quenching of H$_2$/O$_2$ detonations transmitted across a column of cylinders were studied experimentally and analytically at sub-atmospheric pressures. Two distinct transmission regimes were observed: successful…

Fluid Dynamics · Physics 2024-01-18 Hongxia Yang , Wentian Wang , Farzane Zangane , Kevin Cheevers , Logan Maley , Matei Radulescu

The non-monotonic profile of temperature is to be considered in the context of combustion inside tubes or thermonuclear flames, which may accelerates to become detonation waves. This transition is known as deflagration-to-detonation…

Fluid Dynamics · Physics 2023-02-13 Keigo Wada

We consider a one-dimensional (1D) autoignitive reaction wave in reactive flow system comprising unburned premixed gas entering from the inlet boundary and burned gas exiting from the outlet boundary. In such a 1D system at given initial…

Fluid Dynamics · Physics 2023-09-14 Youhi Morii , Kaoru Maruta

We investigate thermonuclear explosions within the delayed detonation framework. While spherical delayed detonation models generally reproduce key observational features, a fundamental inconsistency emerges in three dimensions: 3D…

Solar and Stellar Astrophysics · Physics 2026-02-13 S. Shiber , P. Hoeflich , T. Mera , E. Fereidouni , Z. Levy , D. Maci , C. Ashall , E. Baron , M. Shahbandeh , K. Medler , W. B. Hoogendam , C. M. Pfeffer

Critical temperature Tc for the nuclear liquid-gas phase transition is stimated both from the multifragmentation and fission data. In the first case,the critical temperature is obtained by analysis of the IMF yields in p(8.1 GeV)+Au…

The present theory considers the transient evolution of the temperature and fuel mass fraction distributions, and it can determine the critical heating power and minimum ignition energy for successful ignition. The flame initiation process…

Fluid Dynamics · Physics 2021-09-01 Dehai Yu , Zheng Chen

The transport of electrical current through a superconductor falls into three broad regimes: non-dissipative, dissipative but superconducting, and normal or non-superconducting. These regimes are demarkated by two definitions of critical…

Superconductivity · Physics 2015-06-24 Milind N. Kunchur

The proposed fast ignition of highly compressed deuterium-tritium (DT) targets by petawatt lasers requires energy of about 100kJ. To lower the power of the laser, it is proposed to accomplish fast ignition with two lasers, one with lower…

Atomic Physics · Physics 2008-02-27 F. Winterberg

The subsonic expansion of bubbles in a strongly first-order electroweak phase transition is a convenient scenario for electroweak baryogenesis. For most extensions of the Standard Model, stationary subsonic solutions (i.e., deflagrations)…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ariel Megevand , Federico Agustin Membiela , Alejandro D. Sanchez

We consider spatially discrete bistable reaction-diffusion equations that admit wave front solutions. Depending on the parameters involved, such wave fronts appear to be pinned or to glide at a certain speed. We study the transition of…

Materials Science · Physics 2007-05-23 A. Carpio , L. L. Bonilla

We investigate the thermal-driven charge density wave (CDW) transition of two cubic superconducting intermetallic systems Lu(Pt1-xPdx)2In and (Sr1-xCax)3Ir4Sn13 by means of x-ray diffraction technique. A detailed analysis of the CDW…

Strongly Correlated Electrons · Physics 2020-05-27 F. B. Carneiro , L. S. I. Veiga , J. R. L. Mardegan , R. Khan , C. Macchiutti , A. Lopez , E. M. Bittar

We study the decay of survival probability at quantum phase transitions (QPT). The semiclassical theory is found applicable in the vicinities of critical points with infinite degeneracy. The theory predicts a power law decay of the survival…

Quantum Physics · Physics 2015-05-13 Wen-ge Wang , Pinquan Qin , Lewei He , Ping Wang

Large-scale three-dimensional numerical simulations of the deflagration stage of a thermonuclear supernova explosion show the formation and evolution of a highly convoluted turbulent flame in a gravitational field of an expanding…

Astrophysics · Physics 2009-11-07 V. N. Gamezo , A. M. Khokhlov , E. S. Oran , A. Y. Chtchelkanova , R. O. Rosenberg

Two-dimensional, meso-resolved numerical simulations are performed to investigate the complete shock-to-detonation transition (SDT) process in a mixture of liquid nitromethane (NM) and air-filled, circular cavities. The shock-induced…

We present an alternative formulation of quantum decoherence theory using conditional wave theory (CWT), which was originally developed in molecular physics (also known as exact factorisation methods). We formulate a CWT of a classic model…

Quantum Physics · Physics 2021-10-04 Rory van Geleuken , Andrew V. Martin

The phenomenon of superconductivity occurs in the phase space of three principal parameters: temperature T, magnetic field B, and current density Jd . The critical temperature Tc is one of the first parameters that is measured and in a…

Superconductivity · Physics 2019-07-02 Milind N. Kunchur

The problem of the Darrieus-Landau instability at a discontinuous deflagration front in a compressible flow is solved. Numerous previous attempts to solve this problem suffered from the deficit of boundary conditions. Here, the required…

Plasma Physics · Physics 2009-11-13 Vitaly Bychkov , Mikhail Modestov , Mattias Marklund

In this paper we report results of a numerical investigation of turbulent natural gas combustion for jet in a coflow of lean combustion products in the Delft-Jet-in-Hot-Coflow (DJHC) burner which emulates MILD (Moderate and Intense Low…

Fluid Dynamics · Physics 2021-01-22 Ashoke De , Ernst Oldenhof , Pratap Sathiah , Dirk Roekaerts

Sufficient conditions for either existence or non-existence of traveling wave solutions for a general quasi-linear reaction-diffusion-convection equation, possibly highly degenerate or singular, with discontinuous coefficients are…

Analysis of PDEs · Mathematics 2025-07-09 Umberto Guarnotta , Cristina Marcelli

Jet Tomography is proposed as a new test of Color Glass Condensate (CGC) initial conditions in non-central $A+A$ collisions. The $k_{T}$ factorized CGC formalism is used to calculate the rapidity twist in the reaction plane of both the bulk…

Nuclear Theory · Physics 2009-10-09 A. Adil , M. Gyulassy , T. Hirano
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