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Related papers: Microscopic calculations of 6He and 6Li with real-…

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The half lives are calculated for the process of $\beta^\pm$ decay and electron capture for nuclei in mass range $\sim$ 65 - 100 relevant for the core of a massive star at late burning stage of steller evolution that leads to supernova…

Astrophysics · Physics 2007-05-23 Debasish Majumdar , Kamales Kar

Excited-state vibrational dynamics in molecules can be studied by an electronically off-resonant Raman process induced by a probe pulse with variable delay with respect to an actinic pulse. We establish the connection between several…

Chemical Physics · Physics 2013-09-27 Konstantin E. Dorfman , Benjamin P. Fingerhut , Shaul Mukamel

Elastic electron-helium-3 scattering is studied in the relativistic impulse approximation. The amplitudes for the three-nucleon system are obtained by solving the relativistic generalization of the Faddeev equations with a separable…

Nuclear Theory · Physics 2020-10-30 Serge Bondarenko , Valery Burov , Sergey Yurev

The halo nuclei $^6$He and $^8$He are described in a consistent way in a microscopic multiconfiguration model, the refined resonating group method. The ground state properties have been calculated, and momentum distributions of fragments…

Nuclear Theory · Physics 2007-05-23 J. Wurzer , H. M. Hofmann

Recently, a method to image molecular electronic wave functions using high harmonic generation (HHG) was introduced by Itatani \textit{et al.\} [Nature {\textbf{432}}, 876 (2004)]. We show that, while the tomographic reconstruction of…

Atomic Physics · Physics 2009-11-13 Elmar V. van der Zwan , Ciprian C. Chirilă , Manfred Lein

This work summarizes a program intended to unify three burgeoning branches of the high-energy astrophysics of relativistic jets: general relativistic magnetohydrodynamic (GRMHD) simulations of ever-increasing dynamical range, the…

Astrophysics of Galaxies · Physics 2018-05-15 Richard Anantua , Roger Blandford , Alexander Tchekhovskoy

Accurate modeling of gravitational waves from binary black hole mergers is essential for extracting their rich physics. A key detail for understanding the physics of mergers is predicting the precise time when the amplitude of the…

General Relativity and Quantum Cosmology · Physics 2025-12-17 Anuj Kankani , Sean T. McWilliams

A hidden Markov model (HMM) solved recursively by the Viterbi algorithm can be configured to search for persistent, quasimonochromatic gravitational radiation from an isolated or accreting neutron star, whose rotational frequency is unknown…

General Relativity and Quantum Cosmology · Physics 2021-09-01 A. Melatos , P. Clearwater , S. Suvorova , L. Sun , W. Moran , R. J. Evans

We introduce version two of the fast star cluster evolution code Evolve Me A Cluster of StarS (EMACSS). The first version (Alexander & Gieles) assumed that cluster evolution is balanced for the majority of the life-cycle, meaning that the…

Astrophysics of Galaxies · Physics 2015-06-17 Mark Gieles , Poul Alexander , Henny Lamers , Holger Baumgardt

The ground and excited states of the 3H and 4He nuclei are studied in the framework of group-theoretical methods. Basis functions of the unitary scheme model corresponding to even numbers of quanta of excitation in the range from zero to…

Nuclear Theory · Physics 2018-02-21 S. B. Doma , H. S. El-Gendy

The total photoabsorption cross sections of 6He and 6Li are calculated microscopically with full inclusion of the six-nucleon final state interaction using semirealistic nucleon-nucleon potentials. The Lorentz Integral Transform (LIT)…

We solve the coordinate space Faddeev equations in the continuum. We employ hyperspherical coordinates and provide analytical expressions allowing easy computation of the effective potentials at distances much larger than the ranges of the…

Nuclear Theory · Physics 2008-11-26 A. Cobis , D. V. Fedorov , A. S. Jensen

We present EMERGE, an Empirical ModEl for the foRmation of GalaxiEs, describing the evolution of individual galaxies in large volumes from $z\sim10$ to the present day. We assign a star formation rate to each dark matter halo based on its…

Astrophysics of Galaxies · Physics 2018-05-16 Benjamin P. Moster , Thorsten Naab , Simon D. M. White

The Moon has been regarded as a natural Weber bar capable of amplifying gravitational waves (GWs) for detecting events across a wide range of frequencies. However, accurately determining the amplification effects remains challenging due to…

Earth and Planetary Astrophysics · Physics 2025-12-29 Lei Zhang , Han Yan , Jinhai Zhang , Xian Chen

The Gradient Echo Memory (GEM) scheme has potential to be a suitable protocol for storage and retrieval of optical quantum information. In this paper, we review the properties of the $\Lambda$-GEM method that stores information in the…

Quantum Physics · Physics 2015-06-04 M. Hosseini , B. M. Sparkes , G. T. Campbell , P. K. Lam , B. C. Buchler

Neutron-deficient krypton isotopes are of particular interest due to the coexistence of oblate and prolate shapes in low-lying states and the transition of ground-state from one dominate shape to another as a function of neutron number. A…

Nuclear Theory · Physics 2013-05-08 Y. Fu , H. Mei , J. Xiang , Z. P. Li , J. M. Yao , J. Meng

We consider a pure 2m-qubit initial state to evolve under a particular quantum me- chanical spin Hamiltonian, which can be written in terms of the adjacency matrix of the Johnson network J(2m;m). Then, by using some techniques such as…

Quantum Physics · Physics 2016-11-25 M. A. Jafarizadeh , R. Sufiani , F. Eghbalifam , M. Azimi , S. F. Taghavi , E. Barati

We describe here an efficient machine-learning based approach for the optimization of parameters used for extracting the arrival time of waveforms, in particular those generated by the detection of 511 keV annihilation gamma-rays by a 60…

Instrumentation and Detectors · Physics 2020-04-02 R. W. Gladen , V. A. Chirayath , A. J. Fairchild , M. T. Manry , A. R. Koymen , A. H. Weiss

In this paper, we propose a novel Gaussian process-based moving horizon estimation (MHE) framework for unknown nonlinear systems. On the one hand, we approximate the system dynamics by the posterior means of the learned Gaussian processes…

Systems and Control · Electrical Eng. & Systems 2025-07-01 Tobias M. Wolff , Victor G. Lopez , Matthias A. Müller

We study the behaviour of multiple radiative cooling algorithms implemented in seven Semi-Analytic Models (SAMs) of galaxy formation, including a new model we propose in this paper. We use versions of the models without feedback and apply…

Cosmology and Nongalactic Astrophysics · Physics 2011-09-29 Yu Lu , Dušan Kereš , Neal Katz , H. J. Mo , Mark Fardal , Martin D. Weinberg