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Related papers: Anomalous low-energy electron attachment in C_{60}

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For field-effect-doped fullerenes it was reported that the superconducting transition temperature Tc is markedly larger for C60.2CHX_3 (X=Cl, Br) crystals, than for pure C60. Initially this was explained by the expansion of the volume per…

Superconductivity · Physics 2009-11-07 Erik Koch , Olle Gunnarsson

The effect of electron-electron interaction on the low-temperature conductivity of graphene is investigated experimentally. Unlike in other two-dimensional systems, the electron-electron interaction correction in graphene is sensitive to…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 A. A. Kozikov , A. K. Savchenko , B. N. Narozhny , A. V. Shytov

To gain insight into the dynamics of the CN + C2H6 gas-phase reaction, quasi-classical trajectory (QCT) calculations were performed on a full-dimensional analytical potential energy surface. This reaction presents very high exothermicity,…

Chemical Physics · Physics 2024-05-06 Joaquin Espinosa-Garcia , Cipriano Rangel , Jose C. Corchado

Topological magnon insulators support chiral edge excitations, whose lack of electric charge makes them notoriously difficult to detect experimentally. We show that relativistic magnetoelectric coupling universally renders chiral edge…

Mesoscale and Nanoscale Physics · Physics 2023-12-20 Robin R. Neumann , Jürgen Henk , Ingrid Mertig , Alexander Mook

The conductance of C60 on Cu(100) is investigated with a low-temperature scanning tunneling microscope. At the transition from tunneling to the contact regime the conductance of C60 adsorbed with a pentagon-hexagon bond rises rapidly to…

Materials Science · Physics 2011-12-12 N. Neel , J. Kroger , L. Limot , T. Frederiksen , M. Brandbyge , R. Berndt

We study the spin thermalization, i.e., the inter-spin energy relaxation mediated by electron-electron scattering in small spin valves. When one or two of the dimensions of the spin valve spacer are smaller than the thermal coherence…

Mesoscale and Nanoscale Physics · Physics 2010-04-22 Tero T. Heikkila , Moosa Hatami , Gerrit E. W. Bauer

Determining the type of excitations that can exist in a thermal medium is key to understanding how hadronic matter behaves at extreme temperatures. In this work we study this question for pseudo-scalar mesons comprised of light-strange and…

High Energy Physics - Lattice · Physics 2024-06-04 Dibyendu Bala , Olaf Kaczmarek , Peter Lowdon , Owe Philipsen , Tristan Ueding

New results are reported from a measurement of $\pi^0$ electroproduction near threshold using the $p(e,e^{\prime} p)\pi^0$ reaction. The experiment was designed to determine precisely the energy dependence of $s-$ and $p-$wave…

We report measurements of resonant low-energy electron attachment to O\(_2\) molecular impurities in neon gas in the temperature range \(46.5\,\mbox{K}\le T\le 101\,\mbox{K}\). The reduced attachment frequency \(\nu_A/N\) shows a well…

Plasma Physics · Physics 2020-04-22 A. F. Borghesani

A novel method invented to measure the minute thermodynamic spin magnetization of dilute two dimensional fermions is applied to electrons in a silicon inversion layer. Interplay between the ferromagnetic interaction and disorder enhances…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 O. Prus , Y. Yaish , M. Reznikov , U. Sivan , V. Pudalov

The heavy-electron superconductor CeCoIn$_5$ exhibits a puzzling precursor state above its superconducting critical temperature at $T_c$ = 2.3 K. The thermopower and Nernst signal are anomalous. Below 15 K, the entropy current of the…

Strongly Correlated Electrons · Physics 2007-06-22 Y. Onose , Lu Li , C. Petrovic , N. P. Ong

The role of a large dipole moment in rotating neutral molecules interacting with low-energy electrons is studied using an accurate {\it ab initio} approach accounting for electronic and rotational degrees of freedom. It is found that theory…

Atomic Physics · Physics 2023-05-03 Joshua Forer , Viatcheslav Kokoouline , Thierry Stoecklin

Charge-stabilized colloidal spheres dispersed in weak 1:1 electrolytes are supposed to repel each other. Consequently, experimental evidence for anomalous long-ranged like-charged attractions induced by geometric confinement inspired a…

Soft Condensed Matter · Physics 2009-11-10 David G. Grier , Yilong Han

Electron paramagnetic resonance (EPR) study of air-physisorbed defective carbon nano-onions evidences in favor of microwave assisted formation of weakly-bound paramagnetic complexes comprising negatively-charged O2- ions and edge carbon…

Mesoscale and Nanoscale Physics · Physics 2016-06-10 D. W. Boukhvalov , V. Yu. Osipov , A. I. Shames , K. Takai , T. Hayashi , T. Enoki

The initial insight into electron elastic scattering off endohedral fullerenes A@C60 is gained in the framework of a theoretical approach where the C60 cage is modelled by a rectangular (in the radial coordinate) potential well, as in many…

Atomic Physics · Physics 2014-03-20 V K Dolmatov , M B Cooper , M E Hunter

We prove in the present paper that a simple modeling of a complicated highly polarizable C$_{60}$ target by a rectangular (in a radial coordinate) square well potential in combination with the static polarization potential provides a viable…

Atomic Physics · Physics 2019-05-22 M. Ya. Amusia , L. V. Chernysheva , V. K. Dolmatov

The circularly polarized electroluminescence (CPEL) from silicon nanostructures which are the p-type ultra-narrow silicon quantum well (Si-QW) confined by {\delta}-barriers heavily doped with boron, 5 10^21 cm^-3, is under study as a…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 N. T. Bagraev , L. E. Klyachkin , R. V. Kuzmin , A. M. Malyarenko

We study the suprathermal electron acceleration mechanism in a perpendicular magnetosonic shock wave in a high Mach number regime by using a particle-in-cell simulation. We find that shock surfing/surftron acceleration producing the…

Astrophysics · Physics 2009-11-07 M. Hoshino , N. Shimada

We report novel total electron scattering cross sections (TCS) from nitric oxide (NO) in the impact energy range from 1 to 15 eV by using a magnetically confined electron transmission apparatus. The accuracy of the data to within 5% and its…

Chemical Physics · Physics 2025-05-09 Ana I. Lozano , Juan C. Oller , Paulo Limão-Vieira , Gustavo García

We present an experimental method for the characterization of the kinetic energies of ions confined in a 22-pole radio frequency trap by inducing a small potential barrier using the surrounding ring electrodes, allowing the selective…

Atomic Physics · Physics 2025-01-30 Miguel Jiménez-Redondo , Dieter Gerlich , Paola Caselli , Pavol Jusko