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Related papers: On the origin of the $\lambda$-transition in liqui…

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Context: When a rotating neutron star loses angular momentum, the reduction in the centrifugal force makes it contract. This perturbs each fluid element, raising the local pressure and originating deviations from beta equilibrium that…

High Energy Astrophysical Phenomena · Physics 2011-12-13 Cristobal Petrovich , Andreas Reisenegger

During solar flares plasma is typically heated to very high temperatures, and the resulting redistribution of energy via thermal conduction is a primary mechanism transporting energy throughout the flaring solar atmosphere. The thermal flux…

Solar and Stellar Astrophysics · Physics 2022-06-01 Joel C. Allred , Graham S. Kerr , A. Gordon Emslie

Characterizing the plasma state in the near-Sun environment is essential to constrain the mechanisms that heat and accelerate the solar wind. In this study, we use Parker Solar Probe (PSP) observations from Encounters 1 through 24 to…

We investigate the properties of water along the liquid/vapor coexistence line in the supercooled regime down to the no-man's land. Extensive molecular dynamics simulations of the TIP4P/2005 liquid/vapor interface in the range 198 -- 348 K…

Soft Condensed Matter · Physics 2023-02-15 Alexander Gorfer , Christoph Dellago , Marcello Sega

First-order phase transitions are characterized by a discontinuous first derivative of the Gibbs free energy, so that volumes and entropies are discontinuous. Such transitions are common in the crystalline state, but extremely rare in…

Materials Science · Physics 2017-09-29 Laura Henry , Mohamed Mezouar , Gaston Garbarino , David Sifré , Gunnar Weck , Frederic Datchi

Solid and liquid sodium combustion with liquid water occurs through a thin gas layer where exothermic reactions happen with sodium and water vapors. It thus involves multiple interfaces separating liquid and gas in the presence of surface…

Computational Physics · Physics 2020-01-29 Damien Furfaro , Richard Saurel , Lucas David , François Beauchamp

This series of papers is devoted to identifying and explaining the properties of strongly correlating liquids, i.e., liquids with more than 90% correlation between their virial W and potential energy U fluctuations in the NVT ensemble.…

Soft Condensed Matter · Physics 2012-03-27 Thomas B. Schrøder , Nicoletta Gnan , Ulf R. Pedersen , Nicholas P. Bailey , Jeppe C. Dyre

The theory of the electron relaxation in metals excited by an ultrashort optical pump is developed on the basis of the solution of the linearized kinetic equation. The kinetic equation includes both the electron-electron and the…

Strongly Correlated Electrons · Physics 2014-03-06 V. V. Baranov , V. V. Kabanov

In the previous studies, the ultraviolet light thermoreflectance (UV-TDTR) signal from bulk semiconducting samples cannot be well explained by a thermal models based on the assumption that the heat is both absorbed and probed near the…

Applied Physics · Physics 2023-11-21 Dian Li , Joseph Feser

Macro-orbital representation of a particle (detailed account given in cond-mat/0603784) has been used to develop the microscopic theory of a system of interacting bosons. It concludes that: (i) below certain temperature (say,…

Soft Condensed Matter · Physics 2007-05-23 Yatendra S. Jain

Picosecond geminate recombination kinetics for electrons generated by multiphoton ionization of liquid water become power dependent when the radiance of the excitation light is greater than 0.3-0.5 TW/cm^2 (the terawatt regime). To…

Chemical Physics · Physics 2016-09-28 Robert A. Crowell , Rui Lian , Ilya A. Shkrob , Jun Qian , Dmitri A. Oulianov , Stanislas Pommeret

We present an exactly soluble electron trajectory that permits an analysis of the soft (deep infrared) radiation emitted, the existence of which has been experimentally observed during beta decay via lowest order inner bremsstrahlung. Our…

General Relativity and Quantum Cosmology · Physics 2023-05-15 Michael R. R. Good , Paul C. W. Davies

We study the evolution of the Vis-NIR reflectance spectrum of salty granular ice analog samples in a simulation chamber under conditions relevant to the surface of Europa. A novel application and custom calibration of a thermopile sensor…

Earth and Planetary Astrophysics · Physics 2025-05-19 Rafael Ottersberg , Antoine Pommerol , Linus Leo Stöckli , Lorenzo Obersnel , André Galli , Axel Murk , Peter Wurz , Nicolas Thomas

Irradiation of a medium by short intense pulses from x-ray / XUV free electron lasers can result in saturated photoionization of inner electronic shells. As a result an inversion of populations between core levels appears. The resulting…

Quantum Physics · Physics 2019-01-30 Andrei Benediktovitch , Vinay P. Majety , Nina Rohringer

The thermal properties of hydrodynamical simulations of galaxy clusters are usually compared to observations by relying on the emission-weighted temperature T_ew, instead of on the spectroscopic X-ray temperature T_spec, which is obtained…

Astrophysics · Physics 2007-05-23 P. Mazzotta , E. Rasia , S. Borgani , L. Moscardini , K. Dolag , G. Tormen

Unexpectedly distinct patterns in evaporation were observed over heated water. Although the patterns had chaotic aspects, they often showed geometric patterns. These patterns bore strong resemblance to the infrared emission patterns…

Fluid Dynamics · Physics 2011-12-14 Federico Ienna , Hyok Yoo , Gerald H. Pollack

The main objective of this work is to derive the distribution of the the metal content of HII galaxies using sulphur as an abundance tracer. This increases the metallicity range that can safely be reached. We selected a sample of…

Astrophysics of Galaxies · Physics 2025-01-14 Marta Gavilán , Ángeles I. Díaz , Sandra Zamora

In the increasingly active field of optofluidics, a series of experiments involving near-critical two-fluid interfaces have shown a number of interesting non-linear effects. We here offer, for the first time to our knowledge, an explanation…

Fluid Dynamics · Physics 2013-03-15 Nina Sasaki Aanensen , Simen Å. Ellingsen , Iver Brevik

We use Photon Correlation Imaging, a recently introduced space-resolved dynamic light scattering method, to investigate the spatial correlation of the dynamics of a variety of jammed and glassy soft materials. Strikingly, we find that in…

The derivation of sulphur chemical abundances in the gas-phase of star-forming galaxies is explored in this work, using the emission lines produced in these regions in the optical part of the spectrum and by means of photoionization models.…