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We study the potential of LEP II to unravel the existence of invisibly decaying Higgs bosons, predicted in a wide class of models. We perform a model independent analysis, focusing our attention to the final state topologies exhibiting $b…

High Energy Physics - Phenomenology · Physics 2009-09-17 Oscar J. P. Eboli , F. de Campos , J. Rosiek , J. W. F. Valle

The interference of hydrogen atom 2P(1/2) state in a field of a few small overlapping perturbations is considered in view of further applications to experimental data interpretation. On a basis of this model two new experiments are proposed…

Quantum Physics · Physics 2007-05-23 Yu. A. Kucheryaev , Yu. L. Sokolov

Evidence is provided, from yet another experiment, for the existence of a mesoscale quantum of internal friction hysteresis, having the value of the electron rest energy divided by the fine structure constant.

General Physics · Physics 2007-05-23 Randall D. Peters

Inside a black hole, there is no local way to say which side of a sphere is the inside, and which is the outside. One can easily be gulled by this fact into mixing up the sign of the energy. We lead the reader astray with a na\"ive…

General Relativity and Quantum Cosmology · Physics 2020-01-08 Tevian Dray , Carlo Rovelli

We clarify the conditions or assumptions under which theoretical predictions of various models beyond the standard model give mainly in electric dipole moments. The correct interpretation of those conditions seems to be indispensable to the…

High Energy Physics - Phenomenology · Physics 2016-06-22 T. Fukuyama , K. Asahi

A new determination of the pregalactic helium abundance based on the Magellanic Clouds H II regions is discussed. This determination amounts to Yp = 0.2345 +- 0.0030 and is compared with those derived from giant extragalactic H II regions…

Astrophysics · Physics 2007-05-23 Manuel Peimbert Antonio Peimbert

In this talk I give a short review of theoretical results on the properties of hadrons in cold, equilibrium nuclear matter. I then discuss the observable consequences of any changes of these properties inside the medium in actual…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ulrich Mosel

As the excitement surrounding the heavy top quark discovery subsides, while the expectation for LEP II physics gathers, it is a good time to sit back and reflect on whether energy regions available to us have been fully explored. We…

High Energy Physics - Phenomenology · Physics 2007-05-23 George Wei-Shu Hou

Searches for new physics in the first year of running of LEP2, at energies of 161 and 172 GeV, are summarized. After a short review of WW results and their implications on new physics, searches for the Higgs boson and SUSY particles,…

High Energy Physics - Phenomenology · Physics 2007-05-23 Ramon Miquel

Velocity of a deeply non-relativistic particle can change during its acceleration inside an RF cavity significantly enough to cause a deviation of the energy gain from a linear model. This paper derives formulae for corrections to the…

Accelerator Physics · Physics 2021-07-29 Alexander Shemyakin

The lately proposed vacuum matter coupling model (arXiv:1303.6568) seems to be able to provide solutions to a variety of problems in cosmology. This coupling expressed by a transition term between vacuum energy and matter, but we point out…

Cosmology and Nongalactic Astrophysics · Physics 2016-01-28 Jiaxin Wang , Xinhe Meng

In the present work we study the well-known Two Capacitor Problem from a new perspective. Although this problem has been thoroughly investigated, as far as we know there are no studies of the thermodynamic aspects of the discharge process.…

Classical Physics · Physics 2012-06-12 Vitor Lara , Alexandre P. Lima , Antônio T. Costa

Significant uncertainty of our present knowledge for uranium critical point parameters is under consideration. Present paper is devoted to comparative analysis of possible resolutions for the problem of uranium critical point location, as…

Chemical Physics · Physics 2015-06-18 Igor Iosilevskiy , Victor Gryaznov

Equilibrium properties of hydrogen-helium mixtures under thermodynamic conditions found in the interior of giant gas planets are studied by means of density functional theory molecular dynamics simulations. Special emphasis is placed on the…

Materials Science · Physics 2009-09-29 Jan Vorberger , Isaac Tamblyn , Stanimir A. Bonev , Burkhard Militzer

Almost every helium atom in the Universe was created just a few minutes after the Big Bang through a process commonly referred to as Big Bang Nucleosynthesis. The amount of helium that was made during Big Bang Nucleosynthesis is determined…

Cosmology and Nongalactic Astrophysics · Physics 2018-10-17 Ryan Cooke , Michele Fumagalli

We argue that the phenomena exhibited by bubbles forming around free electrons in liquid helium and examined by Maris in his controversial 2000 paper point to the experimental relevance of relational entanglement. An experiment to…

Quantum Physics · Physics 2007-08-19 Italo Vecchi

We have investigated the formation of helium droplets in two physical situations. In the first one, droplets are atomised from superfluid or normal liquid by a fast helium vapour flow. In the second, droplets of normal liquid are formed…

Soft Condensed Matter · Physics 2009-11-13 Pierre-Etienne Wolf , Fabien Bonnet , Sylvain Perraud , Laurent Puech , Bernard Rousset , Pierre Thibault

Due to quantum fluctuations, spacetime is foamy on small scales. The degree of foaminess is found to be consistent with the holographic principle. One way to detect spacetime foam is to look for halos in the images of distant quasars.…

General Relativity and Quantum Cosmology · Physics 2009-05-01 Y. Jack Ng

An energy condition, in the context of a wide class of spacetime theories (including general relativity), is, crudely speaking, a relation one demands the stress-energy tensor of matter satisfy in order to try to capture the idea that…

History and Philosophy of Physics · Physics 2021-03-04 Erik Curiel

We show that a recently introduced class of electromagnetic composite particles can explain some discrepancies in observations involving heat and helium released from the earth. Energy release during the formation of the composites and…

Geophysics · Physics 2014-06-06 Frederick J. Mayer , John R. Reitz
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