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A dynamical theory which incorporates the electron-electron correlations and the effects of external magnetic fields for an electron escaping from a helium surface is presented. The degrees of freedom in the calculation of the escape rate…

Condensed Matter · Physics 2015-06-25 Ping Ao

Strong electric fields can be used to align molecules. However, a non-polar molecule such as H$_2$ has no preference for its orientation. There are thus two equivalent configurations with equal energy separated by a potential-energy…

Chemical Physics · Physics 2025-12-02 J. Amira Geuther , Marit R. Fiechter , Jeremy O. Richardson

We derive a semiclassical formula for the tunneling current of electrons trapped in a potential well which can tunnel into and across a wide quantum well. The calculations idealize an experimental situation where a strong magnetic field…

Condensed Matter · Physics 2009-10-31 E. B. Bogomolny , D. C. Rouben

We study charging effects and tunneling in the single electron box. Tunneling mixes different charge states and in the nonperturbative regime the charge in the island may be strongly screened. When charge states are nearly degenerate the…

Condensed Matter · Physics 2009-10-22 G. Falci , J. Heins , Gerd Schoen , Gergely T. Zimanyi

Fragmentation of nuclear system by tunneling is discussed in a molecular dynamics simulation coupled with imaginary time method. In this way we obtain informations on the fragmenting systems at low densities and temperatures. These…

Nuclear Theory · Physics 2009-11-07 Toshiki Maruyama , Aldo Bonasera , Satoshi Chiba

The feature of interaction electrons with neutral matter attracts large attention of physicists many directions. The exchange interaction in particular leads to creating of bubbles - spherical cavities with electron in center. Good object…

Mesoscale and Nanoscale Physics · Physics 2014-02-07 A. V. Smorodin , V. A. Nikolaenko

We theoretically study the effect of electron-electron interactions in one-dimensional partially mixed helical states. These helical states can be realized at the edges of two-dimensional topological insulators with partially broken…

Strongly Correlated Electrons · Physics 2025-01-03 Zeinab Bakhshipour , Mir Vahid Hosseini

We present the results of large-scale numerical simulations of the mobility of a two-dimensional electron liquid on the helium surface in the presence of a one-dimensional periodic potential. Even where the potential is much weaker than the…

Mesoscale and Nanoscale Physics · Physics 2020-07-01 K. Moskovtsev , M. I. Dykman

The dependence on an applied electric field of the ionization current produced by an energetic electron stopped in liquid helium can be used to determine the spatial distribution of secondary electrons with respect to their geminate…

Instrumentation and Methods for Astrophysics · Physics 2014-02-24 G. M. Seidel , T. M. Ito , A. Ghosh , B. Sethumadhavan

The extremely small probability of tunneling through an almost classical potential barrier may become not small under the action of the specially adapted non-stationary signal which selects the certain particle energy E_R. For particle…

Quantum Physics · Physics 2009-02-05 B. I. Ivlev

A theoretical investigation of the radiative capture of an electron into a bound state of heavy, hydrogen-like ion is presented. Special attention is paid to the question of how the linear polarization of the emitted radiation is affected…

Atomic Physics · Physics 2015-05-28 A. Surzhykov , A. N. Artemyev , V. A. Yerokhin

After electrons tunnel out of a laser-Coulomb-formed barrier, %formed by the strong laser field and the atomic Coulomb potential, the movement of the tunneling electron can be affected by the Coulomb tail. We show that this Coulomb effect…

Atomic Physics · Physics 2019-06-03 Y. J. Chen , X. J. Xie , C. Chen , G. G. Xin , J. Liu

When an atom or molecule absorbs a high-energy photon, an electron is emitted with a well-defined energy and a highly-symmetric angular distribution, ruled by energy quantization and parity conservation. These rules seemingly break down…

We consider interaction of an electron with a Bose condensate of atoms having electron affinity. Though states of the electron attached to atoms form a continuous band, tunneling through this band is strongly suppressed by quantum…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 V. M. Akulin , Yu. E. Lozzovik , I. E. Mazets , A. G. Rudavets , A. Sarfati

The response time of the electron to light in photoemission is difficult to define and measure. Tunneling ionization of atoms, a strong-laser-induced photoemission process, provides a semiclassical case for visiting the problem. Here, we…

Atomic Physics · Physics 2022-12-20 C. Chen , J. Y. Che , W. Y. Li , S. Wang , X. J. Xie , J. Y. Huang , Y. G. Peng , G. G. Xin , Y. J. Chen

Recently, the electron transport through a quasi-one dimensional (quasi-1D) electron gas was investigated experimentally as a function of the confining potential. We present a physical model for quantum ballistic transport of electrons…

Mesoscale and Nanoscale Physics · Physics 2018-02-19 Godfrey Gumbs , Danhong Huang , Julie Hon , Michael Pepper , Sanjeev Kumar

The effect of spin-disorder scattering on perpendicular transport in a magnetic monolayer is considered within the single-site Coherent Potential Approximation (CPA). The exchange interaction between a conduction electron and localized…

Disordered Systems and Neural Networks · Physics 2009-11-07 Alireza Saffarzadeh

We non-perturbatively analyze the effect of electron-electron interactions on weak localization (WL) in relatively short metallic conductors with a tunnel barrier. We demonstrate that the main effect of interactions is electron dephasing…

Mesoscale and Nanoscale Physics · Physics 2008-07-01 D. S. Golubev , A. D. Zaikin

We consider the conductance of a one-dimensional wire interrupted by a double-barrier structure allowing for a resonant level. Using the electron-electron interaction strength as a small parameter, we are able to build a non-perturbative…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Yu. V. Nazarov , L. I. Glazman

Experimental and theoretical work on the ionization of deep impurity centers in the alternating terahertz field of high-intensity far-infrared laser radiation, with photon energies tens of times lower than the impurity ionization energy, is…

Condensed Matter · Physics 2007-05-23 S. D. Ganichev , I. N. Yassievich , W. Prettl