English
Related papers

Related papers: Ignition and Burn in a Small Magnetized Fuel Targe…

200 papers

A theoretical model is developed and evaluated using a Vlasov-Poisson treatment to calculate radiofrequency (RF) electric field heating rates for magnetized electrons in neutral plasma when the magnetic and electric field directions are…

Plasma Physics · Physics 2021-05-07 John M Guthrie , Jacob L Roberts

We critically review recent results obtained by studying the low-temperature specific heat of some of the most popular molecular magnets. Perspectives of this field are discussed as well.

Materials Science · Physics 2007-05-23 M. Evangelisti , F. Luis , L. J. de Jongh , M. Affronte

Aspects of predictions of activation-energy asymptotics concerning the dependence of the burning velocity on the equivalence ratio are examined here through both asymptotic analyses and numerical computation. In typical hydrocarbon-air…

Fluid Dynamics · Physics 2024-06-28 Prabakaran Rajamanickam

Both analytical and numerical works show that magnetic reconnection must occur in hot accretion flows. This process will effectively heat and accelerate electrons. In this paper we use the numerical hybrid simulation of magnetic…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Jian Ding , Feng Yuan , Edison Liang

The present study addresses the role of molecular non-equilibrium effects in thermal ignition problems. We consider a single binary reaction of the form A+B -> C+C. Molecular dynamics calculations were performed for activation energies…

Chemical Physics · Physics 2019-04-17 R. Murugesan , N. Sirmas , M. I. Radulescu

In this study we examine influence of the radiation heat transfer on the combustion regimes in the mixture, formed by suspension of fine inert particles in hydrogen gas. The gaseous phase is assumed to be transparent for the thermal…

Fluid Dynamics · Physics 2015-07-24 M. A. Liberman , M. F Ivanov , A. D. Kiverin

The problem of thermal ignition in a homogeneous gas is revisited from a molecular dynamics perspective. A two-dimensional model is adopted, which assumes reactive disks of type A and B in a fixed area that react to form type C products if…

Chemical Physics · Physics 2016-11-01 Nick Sirmas , Matei I. Radulescu

Ignition of iron particles in an oxidizing environment marks the onset of a self-sustained combustion. The objective of the current study is to quantitatively examine the ignition characteristics of fine iron particles governed by the…

Fluid Dynamics · Physics 2022-02-22 Xiaocheng Mi , Aki Fujinawa , Jeffrey M. Bergthorson

MQXC is a Nb-Ti quadrupole designed to meet the accelerator quality requirements needed for the phase-1 LHC upgrade, now superseded by the high luminosity upgrade foreseen in 2021. The 2-m-long model magnet was tested at room temperature…

A new calorimeter for measurements of the AC heat capacity and magnetocaloric effect of small samples in pulsed magnetic fields is discussed for the exploration of thermal and thermodynamic properties at temperatures down to 2 K. We tested…

Materials Science · Physics 2010-10-20 Yoshimitsu Kohama , Christophe Marcenat , Thierry Klein , Marcelo Jaime

We analyze, using experiments and 3D MHD numerical simulations, the dynamics and radiative properties of a plasma ablated by a laser (1 ns, 10$^{12}$-10$^{13}$ W/cm$^2$) from a solid target, as it expands into a homogeneous, strong magnetic…

Thermodynamic and transport measurements on NaxCoO2 (x ~ 0.7-0.75) over a wide temperature range reveal a strongly enhanced low energy excitation spectrum. The zero-field specific heat and resistance at low temperature are proportional to…

Strongly Correlated Electrons · Physics 2007-05-23 M. Brühwiler , B. Batlogg , S. M. Kazakov , J. Karpinski

We study an axion inflation model recently proposed within the framework of type IIB superstring theory, where we pay a particular attention to a sub-Planckian axion decay constant. Our axion potential can lead to the small field inflation…

High Energy Physics - Phenomenology · Physics 2016-10-19 Kenji Kadota , Tatsuo Kobayashi , Akane Oikawa , Naoya Omoto , Hajime Otsuka , Takuya H. Tatsuishi

Magnetic reconnection in strongly magnetized regions around the temperature minimum region of the low solar atmosphere is studied by employing MHD-based simulations of a partially ionized plasma within a reactive 2.5D multi-fluid model. It…

Solar and Stellar Astrophysics · Physics 2018-01-15 Lei Ni , Vyacheslav S. Lukin , Nicholas A. Murphy , Jun Lin

Inclusion of inverse Compton effects in the calculation of deuterium-deuterium burn under the extreme conditions considered by Eliezer et al. [Phys. Lett. A 243 (1998) 298] are shown to decrease the maximum burn temperature from about 300…

Plasma Physics · Physics 2009-11-07 Andre Gsponer , Jean-Pierre Hurni

Magnetic reconnection is a ubiquitous fundamental process in space and astrophysical plasmas that rapidly converts magnetic energy into some combination of flow energy, thermal energy, and non-thermal energetic particles. Over the past…

Why do we use nano-antennas for fusion? In three sentences: The present laser induced fusion plans use extreme mechanical shock compression to get one hotspot and then ignition. Still fusion burning spreads slower than expansion, and…

The magnetization of a thin Fe-Co cyanide film has been investigated from 5 K to 300 K and in fields up to 500 G. Upon illumination with visible light, the magnetization of the film rapidly increases. The original cluster glass behavior is…

Condensed Matter · Physics 2016-08-16 J. -H. Park , Y. D. Huh , E. Čižmár , S. J. Gamble , D. R. Talham , M. W. Meisel

The current paradigm foresees that relativistic jets are launched as magnetically dominated flows, whose magnetic power is progressively converted to kinetic power of of the matter of the jet, until equipartition is reached. Therefore, at…

High Energy Astrophysical Phenomena · Physics 2016-01-27 F. Tavecchio , G. Ghisellini

We discuss theoretically the magnetically ordered phase induced by magnetic and nonmagnetic impurities in three-dimensional and quasi-low-dimensional systems with singlet ground states separated by a gap from excited triplet states. Using…

Strongly Correlated Electrons · Physics 2021-01-25 F. D. Timkovskii , A. V. Syromyatnikov
‹ Prev 1 8 9 10 Next ›