English
Related papers

Related papers: Dissociative Electron Attachment to Polyatomic Mol…

200 papers

Differential cross sections for electromagnetic dissociation in nucleus-nucleus collisions are calculated. The kinetic energy distribution is parameterized with a Boltzmann distribution and the angular distribution is assumed isotropic in…

Nuclear Theory · Physics 2008-11-26 John W. Norbury , Anne Adamczyk

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

The charge topology in the fragmentation of $^{10}$C nuclei in a track nuclear emulsion at an energy of 1.2 GeV per nucleon is studied. In the coherent dissociation of $^{10}$C nuclei, about 82% of events are associated with the channel…

We used DFT to study the energetics of the decomposition of alane, AlH3, on the Si(001) surface, as the acceptor complement to PH3. Alane forms a dative bond with the raised atoms of silicon surface dimers, via the Si atom lone pair. We…

Materials Science · Physics 2017-09-13 Richard L. Smith , David R. Bowler

The article presents an improved theoretical description of dissociative recombination of HCO$^+$ and DCO$^+$ ions with a low energy electron. In the previous theoretical study (Phys. Rev. A {\bf 74}, 032707) on HCO$^+$, the vibrational…

Chemical Physics · Physics 2009-11-13 Nicolas Douguet , Viatcheslav Kokoouline , Chris H. Greene

In interatomic Coulombic electron capture, the capture of a free electron at an atomic center is accompanied by the radiationless transfer of the excess energy to a neighboring atom of different species, leading to ionization of the latter.…

Atomic Physics · Physics 2023-04-19 S. Remme , A. B. Voitkiv , C. Müller

In this work we investigate the dissociation of CO$_2$ on Cu(110) by performing density functional theory calculations using the vdW-DF2 exchange-correlation functional, with a potential energy surface parameterized using artificial neural…

Materials Science · Physics 2025-12-29 Federico J. Gonzalez , Carmen A. Tachino , H. Fabio Busnengo

The inclusive energy distributions of fragments (4$\leq$Z$\leq$7) emitted in the reactions $^{16}$O (116 MeV) + $^{27}$Al, $^{28}$Si, $^{20}$Ne (145 MeV) + $^{27}$Al, $^{59}$Co have been measured in the angular range $\theta_{lab} $=…

Nuclear Experiment · Physics 2009-11-10 C. Bhattacharya , S. Bhattacharya , T. Bhattacharjee , A. Dey , S. Kundu , S. R. Banerjee , P. Das , S. K. Basu , K. Krishan

Helical molecules have been identified as potential candidates for investigating electronic transport, spin filtering, or even piezoelectricity. However, the description of the transport mechanism is not straightforward in single molecular…

We present a study of two-photon electron capture by H-like uranium ions. The energy of the incident electron was chosen to be in the region with the most significant contribution of the dielectric recombination. We studied the photon…

Atomic Physics · Physics 2023-12-20 Konstantin N. Lyashchenko , Oleg Yu. Andreev , Deyang Yu

This work presents a photodissociation study of the diamondoid adamantane using extreme ultraviolet femtosecond pulses. The fragmentation dynamics of the dication is unraveled by the use of advanced ion and electron spectroscopy giving…

Second electron affinities of Au_N and Ag_N clusters and the dissociation energies for fission of the Au_N^{2-} and Ag_N^{2-} dianions are calculated using the finite-temperature shell-correction method and allowing for triaxial…

Atomic and Molecular Clusters · Physics 2009-11-06 Constantine Yannouleas , Uzi Landman

We have investigated the energy correlation of the two electrons from nonsequential double ionization of helium atom in 800 nm laser fields at intensities below the recollision threshold by quantum calculations. The circular arcs structure…

Optics · Physics 2011-10-07 Qing Liao , Peixiang Lu

Modifications of photoionization arising from resonant electron-electron correlations between neighbouring atoms in an atomic sample are studied. The sample contains atomic species A and B, with the ionization potential of A being smaller…

Atomic Physics · Physics 2015-06-04 B. Najjari , C. Müller , A. B. Voitkiv

Observing inversion lines of ammonia (NH3), complemented by rotational lines of NH3 and other molecular species, provides stringent constraints on potential variations of the proton-to-electron mass ratio. While a limit of one part per…

Cosmology and Nongalactic Astrophysics · Physics 2010-04-07 C. Henkel , K. M. Menten , M. T. Murphy , V. V. Flambaum , S. A. Levshakov , A. V. Lapinov , P. Molaro , J. A. Braatz

Experimental data on fragmentation channels in peripheral interactions of $^8$B nuclei in nuclear track emulsions are presented. A detailed analysis made it possible to justify selections of events of the electromagnetic-dissociation…

The different types of magnetism arise mainly from how electrons move and interact with each other. In this work, we show how protons (H$^+$) also exhibit magnetic behavior. We measured the magnetic susceptibility of the ammonium halides…

Materials Science · Physics 2024-05-07 Fei Yen , Lei Meng , Tian Gao , Sixia Hu

We report a new doorway mechanism for the dissociative electron attachment to genetic materials. The dipole-bound state of the nucleotide anion acts as the doorway for electron capture in the genetic material. The electron gets subsequently…

Chemical Physics · Physics 2021-08-23 Jishnu Narayanan S J , Divya Tripathi , Achintya Kumar Dutta

The photon-ion merged-beams technique was used at a synchrotron light source for measuring absolute cross sections of double and triple photodetachment of O$^{-}$ ions. The experimental photon energy range of 524-543 eV comprised the…

Atomic Physics · Physics 2016-10-07 S. Schippers , R. Beerwerth , L. Abrok , S. Bari , T. Buhr , M. Martins , S. Ricz , J. Viefhaus , S. Fritzsche , A. Müller

Calculations are carried out to determine elastic scattering cross sections and resonance energies for low energy electron impact on uracil and on each of the DNA bases (thymine, cytosine, adenine, guanine), for isolated molecules in their…

Chemical Physics · Physics 2009-11-11 Stefano Tonzani , Chris H. Greene