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Related papers: Fast nuclear rotation and octupole deformation

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Parity-odd asymmetries in the electromagnetic decays of compound nuclei can sometimes be amplified above values expected from simple dimensional estimates by the complexity of compound nuclear states. In this work we use a statistical…

Precision measurements based on optically detected nuclear magnetic resonance offer exquisite sensitivity to absolute shifts in spin transition frequencies, with potential applications in fundamental physics experiments and inertial…

The particle-number conserving (PNC) method in the framework of cranked shell model (CSM) is developed to deal with the reflection-asymmetric nuclear system by applying the $S_x$ symmetry. Based on an octupole-deformed Nilsson potential,…

Nuclear Theory · Physics 2021-01-04 Xiao-Tao He , Yu-Chun Li

A systematic investigation of the rotating $N=Z$ even-even nuclei in the mass $A=58-80$ region has been performed within the frameworks of the Cranked Relativistic Mean field, Cranked Relativistic Hartree Bogoliubov theories and cranked…

Nuclear Theory · Physics 2009-11-10 A. V. Afanasjev , S. Frauendorf

The intermediate- and high-spin level structure of the odd-$A$ $^{69}$Ga nucleus was investigated via the $^{26}$Mg($^{48}$Ca, $p4n\gamma$) fusion evaporation reaction at a beam energy of 195 MeV. The experiment was performed using the…

The critical point nuclei in Sm isotopes, which marks the first order phase transition between spherical U(5) and axially deformed shapes SU(3), have been investigated in the microscopic quadrupole constrained relativistic mean field (RMF)…

Nuclear Theory · Physics 2011-10-11 J. Meng , W. Zhang , S. -G. Zhou , H. Toki , L. S. Geng

In semiconductor quantum dots, the electron hyperfine interaction with the nuclear spin bath is the leading source of spin decoherence at cryogenic temperature. Using high-resolution two-color differential transmission spectroscopy, we…

Mesoscale and Nanoscale Physics · Physics 2015-06-23 G. Moody , M. Feng , C. McDonald , R. P. Mirin , K. L. Silverman

The ground-state bands (GSBs) in the even-even hafnium isotopes $^{170-184}$Hf are investigated by using the cranked shell model (CSM) with pairing correlations treated by the particle-number conserving (PNC) method. The experimental…

Nuclear Theory · Physics 2020-08-05 Xiao-Tao He , Yang Cao , Xiao-Ling Gan

The decay of the very neutron-rich nucleus Rb-100 has been studied by gamma-spectroscopy of on-line mass-separated samples. Schemes for beta-decay to Sr-100 and beta-n-decay to Sr-99 are presented. New sets of transitions in Sr-99 and…

Nuclear Experiment · Physics 2009-10-31 G. Lhersonneau , B. Pfeiffer , H. Gabelmann , K. -L. Kratz , the ISOLDE-Collaboration

The fluctuation properties of nuclear giant resonance spectra are studied in the presence of continuum decay. The subspace of quasi-bound states is specified by one-particle one-hole and two-particle two-hole excitations and the continuum…

Nuclear Theory · Physics 2009-01-23 S. Drożdż , A. Trellakis , J. Wambach

The $\gamma$ vibration is the most typical low-lying collective motion prevailing the nuclear chart. But only few one-phonon rotational bands in odd-$A$ nuclei have been known. Furthermore, two-phonon states, even the band head, have been…

Nuclear Theory · Physics 2015-01-28 Masayuki Matsuzaki

The positive-parity states of even-even Xe nuclei are investigated within the framework of modified O(6) limit of the interacting boson model (IBM1). The effective three-body interaction [QQQ] where Q is the IBM O(6) quadrupole operator is…

Nuclear Theory · Physics 2022-11-03 W. B. Elsharkawy , Abeer Mera , M. Kotb , A. M. Khalaf

Magnetic resonance imaging, based on the manipulation and detection of nuclear spins, is a powerful imaging technique that typically operates on the scale of millimeters to microns. Using magnetic resonance force microscopy, we have…

Other Condensed Matter · Physics 2007-06-27 H. J. Mamin , M. Poggio , C. L. Degen , D. Rugar

High energy neutrino bremsstrahlung $\nu \to \nu + \gamma$ in a strong magnetic field ($B \gg B_s$) is studied in the framework of the Standard Model (SM). A resonance probability and a four-vector of the neutrino energy and momentum loss…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

We report detailed 17O, 139La, and 63Cu Nuclear Magnetic Resonance (NMR) and Nuclear Quadrupole Resonance (NQR) measurements in a stripe ordered La1.875Ba0.125CuO4 single crystal and in oriented powder samples of La1.8-xEu0.2SrxCuO4. We…

Superconductivity · Physics 2015-05-19 H. -J. Grafe , N. J. Curro , B. L. Young , A. Vyalikh , J. Vavilova , G. D. Gu , M. Hücker , B. Büchner

Inclusive as well as exclusive energy spectra of the light charged particles emitted in the $^{28}Si(E_{lab}=112.6 MeV) + ^{28}Si,^{12}C$ reactions have been measured at the Strasbourg VIVITRON facility in the angular range 15^0 - 150^0,…

Nuclear Experiment · Physics 2019-08-17 C. Bhattacharya , M. Rousseau , C. Beck , V. Rauch , ; A. Hachem , S. J. Sanders , A. Szanto de Toledo

The most intense gamma-ray line observable from novae is likely to be from positron annihilation associated with the decay of 18F. The uncertainty in the destruction rate of this nucleus through the 18F(p,{\alpha})15O reaction presents a…

The emergence of rotational bands is observed in no-core configuration interaction (NCCI) calculations for the odd-mass Be isotopes (7<=A<=13) with the JISP16 nucleon-nucleon interaction, as evidenced by rotational patterns for excitation…

Nuclear Theory · Physics 2014-09-02 M. A. Caprio , P. Maris , J. P. Vary

In the framework of the Standard Model with lepton mixing the radiative decay $\nu_i \rightarrow \nu_j \gamma$ of a neutrino of high ($E_\nu \sim 100 \, GeV$) and super-high ($E_\nu \ge 1 \, TeV$) energy is investigated in the Coulomb field…

High Energy Physics - Phenomenology · Physics 2009-10-28 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

The high flux reactor of the Institut Laue-Langevin is the world most intense neutron source for research. Using the ultra high-resolution crystal spectrometers GAMS installed at the in-pile target position H6/H7 it is possible to measure…

Nuclear Experiment · Physics 2015-06-19 Michael Jentschel , Loic Sengele , Dominique Curien , Jerzy Dudek , Florent Haas