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Related papers: Renner-Teller Effect on Dissociative Electron Atta…

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In the present paper, we report the details of the kinetic energy and angular distributions of the H^{-}, S^{-}/SH^{-} fragment ions produced due to dissociative electron attachment in H_{2}S molecules at resonances peaking at 2.2 eV, 5.2…

Chemical Physics · Physics 2010-07-30 N. Bhargava Ram , E. Krishnakumar

Motivated by the huge need of data for non-equilibrium plasma modeling, a theoretical investigation of dissociative electron attachment to the NO molecule is performed. The calculations presented here are based on the…

Atomic Physics · Physics 2020-12-02 V. Laporta , I. F. Schneider , J. Tennyson

The absorption spectrum of CO$_2$ in the wavelength range 120\,nm --- 160\,nm is analyzed by means of quantum mechanical calculations performed using vibronically coupled PESs of five singlet valence electronic states and the coordinate…

Chemical Physics · Physics 2015-06-15 Sergy Yu. Grebenshchikov

In polyatomic molecules with \Pi\ electronic ground state the ro-vibrational spectrum can be strongly modified by the Renner-Teller effect. The linear form of C3H molecule has particularly strong Renner-Teller interaction and a very low…

Atomic Physics · Physics 2013-03-11 M. G. Kozlov

Low energy electron attachment to mixed (H$_2$)$_x$/(O$_2$)$_y$ clusters and their deuterated analogues has been investigated for the first time. These experiments were carried out using liquid helium nanodroplets to form the clusters, and…

Atomic and Molecular Clusters · Physics 2018-05-03 Michael Renzler , Lorenz Kranabetter , Erik Barwa , Lukas Grubwieser , Paul Scheier , Andrew M. Ellis

We present a kinematically complete study of dissociative electron attachment (DEA) in linear OCS molecules, focusing on how electrons resonantly attach and trigger dissociation. Near the Franck-Condon regime, DEA is dominated by molecular…

Atomic and Molecular Clusters · Physics 2025-05-02 Narayan Kundu , Meenakshi Rana , Aryya Ghosh , Dhananjay Nandi

We present a general two-dimensional model of conical intersection between metastable states that are vibronically coupled not only directly but also indirectly through a virtual electron in the autodetachment continuum. This model is used…

Chemical Physics · Physics 2023-07-26 Martina Ćosićová , Jan Dvořák , Martin Čížek

We report the structural, transport, electronic, and magnetic properties of Co$_2$FeGa Heusler alloy nanoparticles. The Rietveld refinements of x-ray diffraction (XRD) data with the space group Fm$\bar {3}$m clearly demonstrates that the…

Materials Science · Physics 2018-10-18 Priyanka Nehla , Clemens Ulrich , Rajendra S. Dhaka

This work presents transport coefficients of electrons (bulk drift velocity, longitudinal diffusion coefficient, and effective ionization frequency) in CO2 measured under time-of-flight conditions over a wide range of the reduced electric…

Plasma Physics · Physics 2017-05-24 M. Vass , I. Korolov , D. Loffhagen , N. Pinhao , Z. Donko

Observation of molecular dynamics with quantum state resolution is one of the major challenges in chemical physics. Complete characterization of collision dynamics leads to the microscopic understanding and unraveling of different quantum…

Atomic Physics · Physics 2020-12-24 Baruch Margulis , Julia Narevicius , Edvardas Narevicius

A model for $La_{1-x}Sr_xMnO_3$ which incorporates the physics of dynamic Jahn-Teller and double-exchange effects is presented and solved via a dynamical mean field approximation. In an intermediate coupling regime the interplay of these…

Condensed Matter · Physics 2009-10-28 A. J. Millis , Boris I. Shraiman , R. Mueller

This paper reviews current experimental and theoretical progress in the study of dipolar quantum gases of ground and meta-stable atoms with a large magnetic moment. We emphasize the anisotropic nature of Feshbach resonances due to coupling…

Atomic Physics · Physics 2015-06-23 Svetlana Kotochigova

A detailed theory-versus-experiment comparison is worked out for H$_2^+$ intense laser dissociation, based on angularly resolved photodissociation spectra recently recorded in H.Figger's group. As opposite to other experimental setups, it…

Quantum Physics · Physics 2009-11-10 Vassili Serov , Arne Keller , Osman Atabek , Nicolas Billy

We present the fingerprints of dynamic Jahn-Teller effect in resonant inelastic x-ray scattering (RIXS) spectra of K$_2$RuCl$_6$. We determined the dynamic Jahn-Teller model Hamiltonian of an embedded Ru$^{4+}$ ion using post Hartree-Fock…

Strongly Correlated Electrons · Physics 2023-04-26 Naoya Iwahara , Shouta Shikano

Circularly polarized femtosecond UV laser pulse can remove a {\pi} electron from benzene in such a way that the leftover hole circulates around the cation as a persistent ring current. We investigate the time dependent strength of the…

Quantum Physics · Physics 2024-08-15 T. Joyce , A. Jaron

Titanium dioxide (TiO$_2$) has rich physical properties with potential implications in both fundamental physics and new applications. Up-to-date, the main focus of applied research is to tune its optical properties, which is usually done…

Calculations are presented which use the molecular R-matrix with pseudo-states (MRMPS) method to treat electron impact electron detachment and electronic excitation of the carbon dimer anion. Resonances are found above the ionisation…

Atomic Physics · Physics 2010-07-07 Gabriela Halmova , J. D. Gorfinkiel , Jonathan Tennyson

Highly excited C$_2{}^{-}$ ions prominently feature electron detachment at a mean decay time near 3 milliseconds with hitherto unexplained origin. Considering various sources of unimolecular decay, we attribute the signal to the electronic…

Dipolar dissociation processes in the electron collisions with carbon monoxide have been studied using time of flight (TOF) mass spectroscopy in combination with the highly differential velocity slice imaging (VSI) technique. Probing…

Atomic and Molecular Clusters · Physics 2016-12-13 Dipayan Chakraborty , Pamir Nag , Dhananjay Nandi

The long-range spectral density correlations (spectral rigidities $\bar{\Delta}_3(\bar n)$ and related spectral compressibilities) of the $E\otimes (b_1+b_2)$ Jahn-Teller model are found strongly nonuniversal with respect to the Hamiltonian…

Soft Condensed Matter · Physics 2009-11-11 E. Majernikova , Serge Shpyrko