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Related papers: Structure of 55Ti from relativistic one-neutron kn…

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$^{75}$As and $^{45}$Sc NMR measurements unravel the electronic state for Fe-based superconductors with perovskite-type blocking layers Ca$_4$(Mg,Ti)$_3$Fe$_2$As$_2$O$_{8-y}$ ($T_c^{onset}=47$ K) and Ca$_5$(Sc,Ti)$_4$Fe$_2$As$_2$O$_{11-y}$…

Superconductivity · Physics 2012-10-25 Y. Tomita , H. Kotegawa , Y. Tao , H. Tou , H. Ogino , S. Horii , K. Kishio , J. Shimoyama

Background: Neutron-rich nucleus $^{44}$S lies in the region where traditional $N=28$ shell closure weakens, leading to the emergence of shape coexistence and large-amplitude collective motion (LACM). Understanding the nature and degree of…

In the paper, PRB {\bf 77}, 085118 (2008), the authors conclude that the observation of Ti-doping induced half-metallicity in SrRu$_{1-x}$TI$_x$O$_3$ within the limit of local density approximations is not valid as the experimental results…

Strongly Correlated Electrons · Physics 2008-07-21 Kalobaran Maiti

The ground state magnetic moment of 35K has been measured using the technique of nuclear magnetic resonance on beta-emitting nuclei. The short-lived 35K nuclei were produced following the reaction of a 36Ar primary beam of energy 150…

Nuclear Experiment · Physics 2007-05-23 T. J. Mertzimekis , P. F. Mantica , A. D. Davies , S. N. Liddick , B. E. Tomlin

The advancement of the Event Horizon Telescope has enabled the study of relativistic jets in active galactic nuclei down to sub-parsec linear scales even at high redshift. Quasi-simultaneous multifrequency observations provide insights into…

Particle-gamma coincidences from the 46Ti(p,p' gamma)46Ti inelastic scattering reaction with 15-MeV protons are utilized to obtain gamma-ray spectra as a function of excitation energy. The rich data set allows analyzing the coincidence data…

We investigate an antiferromagnetic s=1/2 quantum spin system with anisotropic spin exchange on a fractal lattice, the Sierpinski gasket. We introduce a novel approximative numerical method, the configuration selective diagonalization (CSD)…

Strongly Correlated Electrons · Physics 2007-05-23 Andreas Voigt , Wolfgang Wenzel , Johannes Richter , Piotr Tomczak

Ground-state electric quadrupole moment of 31Al (I =5/2+, T_1/2 = 644(25) ms) has been measured by means of the beta-NMR spectroscopy using a spin-polarized 31Al beam produced in the projectile fragmentation reaction. The obtained Q moment,…

Gamow-Teller (GT) transitions play an important and consequential role in many astrophysical phenomena. These include, but are not limited to, electron and positron capture rates which determine the fate of massive stars and play an…

Nuclear Theory · Physics 2016-02-23 Jameel-Un Nabi , Muneeb-Ur Rahman , Muhammad Sajjad

\item[Background] Ground-state spins and magnetic moments are sensitive to the nuclear wave function, thus they are powerful probes to study the nuclear structure of isotopes far from stability. \item[Purpose] Extend our knowledge about the…

The structure of $^{44}$Ti is studied in an oblique-basis that includes spherical and SU(3) shell-model basis states. The results show that the oblique-basis concept is applicable, even though the strong spin-orbit interaction, which breaks…

Nuclear Theory · Physics 2007-05-23 V. G. Gueorguiev , J. P. Draayer , W. E. Ormand , C. W. Johnson

We study in detail by means of ab-initio pseudopotential calculations the electronic structure of five-fold coordinated (T_5) defects in a-Si and a-Si:H, also during their formation and their evolution upon hydrogenation. The atom-projected…

Materials Science · Physics 2012-07-30 M. Fornari , M. Peressi , S. de Gironcoli , A. Baldereschi

We demonstrate that ultra-relativistic black hole encounters reveal a new regime of the two-body interaction in general relativity. Evolving equal-mass, nonspinning black holes with initial center-of-mass Lorentz factors up to…

General Relativity and Quantum Cosmology · Physics 2026-04-30 Hengrui Zhu , Frans Pretorius , James M. Stone

The structure and thermodynamic properties of Ti$_x$(HfNbTaZr)$_{(1-x)/4}$ from Refractory High Entropy multicomponent Alloys to pure titanium are investigated employing comprehensive MCSQS realizations of the disordered atomic structure…

Materials Science · Physics 2024-07-18 Asif I. Bhatti , Marwa Al-Houcine , David Tingaud , Sylvain Queyreau

A high-resolution study of fragment-fragment-$\gamma$ triple coincident measurements of the symmetric-mass fission exit-channel from the ^{28}Si+^{28}Si reaction has been performed at the VIVITRON Tandem facility by using the EUROGAM Phase…

Nuclear Experiment · Physics 2007-05-23 C. Beck , R. Nouicer , ; S. J. Sanders , ; A. Szanto de Toledo , ; Sl. Cavallaro

The half-filled $t_{2g}$ shell of the $t_{2g}^3$ configuration usually, in LS coupling, hosts a S = 3/2 ground state with quenched orbital moment. This state is not Jahn-Teller active. Sufficiently large spin-orbit coupling $\zeta$ has been…

Using the large acceptance apparatus FOPI, we study central and semi-central collisions in the reactions (energies in A GeV are given in parentheses): 40Ca+40Ca (0.4, 0.6, 0.8, 1.0, 1.5, 1.93), 58Ni+58Ni (0.15, 0.25, 0.4), 96Ru+96Ru (0.4,…

Excited states in 38,40,42Si nuclei have been studied via in-beam gamma-ray spectroscopy with multi-nucleon removal reactions. Intense radioactive beams of 40S and 44S provided at the new facility of the RIKEN Radioactive Isotope Beam…

We measured the high-momentum quasi-elastic 12C(p,2p) reaction (at center of mass angle near 90 degrees) for 6 and 7.5 GeV/c incident protons. The three-momentum components of both final state protons were measured and the missing energy…

The self-consistent tilted axis cranking relativistic mean-field theory based on a point-coupling interaction has been established and applied to investigate systematically the newly observed shears bands in 60Ni. The tilted angles,…

Nuclear Theory · Physics 2011-04-25 P. W. Zhao , S. Q. Zhang , J. Peng , H. Z. Liang , P. Ring , J. Meng