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Related papers: Rotation-driven prolate-to-oblate shape phase tran…

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Total Routhian Surface (TRS) calculations have been performed to investigate shape coexistence and evolution in neutron-deficient krypton isotopes ${}^{72,74,76}$Kr. The ground-state shape is found to change from oblate in ${}^{72}$Kr to…

Nuclear Theory · Physics 2015-10-26 Z. J. Bai , X. M. Fu , C. F. Jiao , F. R. Xu

Both Uranus and Neptune are thought to have strong zonal winds with velocities of several hundred meters per second. These wind velocities, however, assume solid-body rotation periods based on Voyager 2 measurements of periodic variations…

Earth and Planetary Astrophysics · Physics 2015-05-19 Ravit Helled , John D. Anderson , Gerald Schubert

A systematic rotation of the plane of polarization of electromagnetic radiation propagating over cosmological distances has been claimed to be detected by Nodland and Ralston.Taking the finite rotating universe of Oszvath and Sch\"ucking as…

General Relativity and Quantum Cosmology · Physics 2007-05-23 R. Mansouri , K. Nozari

We interpret the linear polarization structures observed in extragalactic radio sources, even those oriented at oblique angles to the jet flows, to be due to oblique, relativistic shock fronts in the emitting regions. Many sources exhibit…

Astrophysics · Physics 2007-05-23 H. D. Aller , M. F. Aller , P. A. Hughes

Several experimental groups have recently obtained the so called vortex electrons (electrons with orbital angular momentum (OAM) of l = 100h) with energies of 300 keV. The gyromagnetic ratio of such electrons becomes proportional to the OAM…

Accelerator Physics · Physics 2014-10-16 Anatoly S. Konkov , Alexander P. Potylitsyn , Marina S. Polonskaya

We have developed a numerical code to study the deformation ($\varepsilon = (I_{zz}-I_{xx})/I_{zz}$, where $I_{ii}$ are the moments of inertia) of neutron stars in rapidly rotation in a fully general relativistic calculation. We have found…

Astrophysics · Physics 2007-05-23 J. C. N. de Araujo , J. A. de Freitas Pacheco , M. Cattani , J. E. Horvath

During the last few years there were discovered and deeply examined several transient neutron stars (Rotating Radio Transients). It is already well accepted that these objects are rotating neutron stars. But their extraordinary features…

Astrophysics · Physics 2007-09-14 D. Lomiashvili , G. Machabeli , I. Malov

Raytracing computations for light emitted from the surface of a rapidly rotating neutron star are carried out in order to construct light curves for accreting millisecond pulsars. These calculations are for realistic models of rapidly…

Astrophysics · Physics 2007-05-23 D. Leahy , S. Morsink , C. Cadeau

In the external field slightly inclined to the $x$- or y-axis of the frustrated tetragonal atiferromagnet Pr2CuO4, a transition is discovered from the phase with orthogonal antiferromagnetic spin subsystems along [1,0,0] and [0,1,0] to the…

Strongly Correlated Electrons · Physics 2009-11-07 V. P. Plakhty , S. V. Maleyev , S. V. Gavrilov , F. Bourdarot , S. Pouget , S. N. Barilo

We have performed a timing analysis of all the four X-ray outbursts from the accreting millisecond pulsar SAX J1808.4-3658 observed so far by the PCA on board RXTE. For each of the outbursts we derived the best-fit value of the time of…

Astrophysics · Physics 2009-11-13 T. Di Salvo , L. Burderi , A. Riggio , A. Papitto , M. T. Menna

The behavior of the collective rotor in wobbling motion is investigated within the particle-rotor model for the nucleus $^{135}$Pr by transforming the wave functions from the $K$-representation to the $R$-representation. After reproducing…

Nuclear Theory · Physics 2018-10-17 E. Streck , Q. B. Chen , N. Kaiser , Ulf-G. Meißner

The X-ray radiation produced on the surface of accreting magnetised neutron stars is expected to be strongly polarised. A swing of the polarisation vector with the pulsar phase gives a direct measure of the source inclination and magnetic…

High Energy Astrophysical Phenomena · Physics 2020-09-30 Juri Poutanen

Images of both rotating celestial bodies (e.g., asteroids) and spheroidal planets with banded atmospheres (e.g., Jupiter) can contain features that are well-modeled as a circle of latitude (CoL). The projections of these CoLs appear as…

Earth and Planetary Astrophysics · Physics 2023-02-08 John A. Christian

Pulsar wind nebulae (PWNe) are suggested to be acceleration sites of cosmic rays in the Galaxy. While the magnetic field plays an important role in the acceleration process, previous observations of magnetic field configurations of PWNe are…

High Energy Astrophysical Phenomena · Physics 2016-04-06 Y. K. Ma , C. -Y. Ng , N. Bucciantini , P. O. Slane , B. M. Gaensler , T. Temim

Rapid uniform rotation of newborn neutron stars (protoneutron stars) is studied for a range of internal temperatures and entropies per baryon predicted by the existing numerical simulations. Calculations are performed using general…

Astrophysics · Physics 2008-11-26 J-O. Goussard , P. Haensel , J. L. Zdunik

Within the framework of the interacting boson model, we propose a novel algebraic scheme to describe spin-dependent structural evolutions in triaxial nuclei. Our analysis demonstrates that a triaxially to axially rotational shape phase…

Nuclear Theory · Physics 2025-08-22 Yu Zhang , Yu Xin Liu , Feng Pan , J. P. Draayer

HH 212 is a nearby (400 pc) highly collimated protostellar jet powered by a Class 0 source in Orion. We have mapped the inner 80" (~ 0.16 pc) of the jet in SiO (J=8-7) and CO (J=3-2) simultaneously at ~ 0.5 resolution with the Atacama…

Astrophysics of Galaxies · Physics 2015-06-11 Chin-Fei Lee , Naomi Hirano , Qizhou Zhang , Hsien Shang , Paul T. P. Ho , Yosuke Mizuno

A small fraction of early-type galaxies (ETGs) show prolate rotation, i.e. they rotate around their long photometric axis. In simulations, certain configurations of galaxy mergers are known to produce this type of rotation. We investigate…

Astrophysics of Galaxies · Physics 2021-06-09 Ivana Ebrová , Michal Bílek , Ana Vudragović , Mustafa K. Yıldız , Pierre-Alain Duc

Static electric fields have been suggested as a spin to orbital angular momentum converter in neutrons. Initial calculations showed that the field required to facilitate significant conversion to longitudinal orbital angular momentum is…

We report results from an experiment measuring the semi-inclusive reaction $d(e,e'p_s)$ where the proton $p_s$ is moving at a large angle relative to the momentum transfer. If we assume that the proton was a spectator to the reaction taking…

Nuclear Experiment · Physics 2019-08-14 A. V. Klimenko , S. E. Kuhn
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