University College London (UCL)

University College London (UCL) established in the United Kingdom.

Experiment Team Leader: Dr G Laricchia

Department of Physics and Astronomy, 
University College London
Gower Street, 
London, 
WC1E 6BT

WEBSITE: http://www.ucl.ac.uk/positron-physics/

Sub-node

Institute for Nuclear Research on the Hungarian Academy of Sciences,
Debrecen, Hungary
Team leader: Dr A Kover

Theory Team Leader: Prof. Jonathan Tennyson

Department of Physics and Astronomy, 
University College London
Gower Street, 
London, 
WC1E 6BT

WEBSITE: http://www.tampa.phys.ucl.ac.uk/


Young Researcher(s) employed under EPIC

Dr Simone Taoli
Nationality Italian; Age at appointment 30; Start date January 2004 End Date July 2005; Employment as Post-doc (Joint with OU)

Ms Cristiana Arcidiacono
Nationality Italian; Age at appointment 27; Start date September 2003 End Date December 2005; Employment as Pre-doc

Dr Zoran Pesic
Nationality Serbian; Age at appointment 33; Start date January 2004 End Date May 2005; Employment as Post-doc

 


Publications Pertaining to Network

UCL Theory Group

  1. JD Gorfinkiel, LA Morgan and J Tennyson.
    Electron impact dissociative excitation of water within the adiabatic nuclei approximation
    J. Phys. B: At. Mol. Opt. Phys., 35, 543-555 (2002)
  2. I Rozum, NJ Mason and J Tennyson.
    Electron collisions with the CF2 radical using the R-matrix method
    J. Phys. B: At. Mol. Opt. Phys., 35, 1583-1591 (2002).
  3. A Faure and J Tennyson.
    R-matrix calculations for polyatomic molecular ions: electron scattering by H3+ and H3O+
    J. Phys. B: At. Mol. Opt. Phys., 35, 1865-1873 (2002).
  4. CS Trevisan and J Tennyson.
    Calculated rates for the electron impact dissociation of molecular hydrogen, deuterium and tritium
    Plasma Phys. Controlled Fusion, 44, 1263-1276 (2002).
  5. A Faure and J Tennyson.
    Electron-impact rotational excitation of symmetric top molecular ions
    J. Phys. B: At. Mol. Opt. Phys., 35, 3945-3956 (2002).
  6. CS Trevisan and J Tennyson.
    Calculated rates for the electron impact dissociation of molecular hydrogen: mixed isotopomers and scaling laws
    Plasma Phys. Controlled Fusion, 44, 2217-2230 (2002).
  7. A Faure and J Tennyson.
    Rate coefficients for electron-impact rotational excitation of H3+ and H3O+
    Mon. Not. Roy. astr. Soc., 340, 468-472 (2003).
  8. I Rozum, NJ Mason and J Tennyson.
    Electron collisions with CF radicals using the R-matrix method
    J. Phys. B: At. Mol. Opt. Phys., (in press)
  9. J Tennyson, JD Gorfinkiel, I Rozum, CS Trevisan and N Vinci.
    Electron molecule collisions calculations using the R-matrix method
    Radiation Phys. Chem., (in press).
  10. A Faure, J Gorfinkiel and J Tennyson.
    Electron-impact rotational excitation rates for the water molecule
    Mon. Not. Roy. astr. Soc., (submitted).


UCL: University College London Positron group Department of Physics and Astronomy, University College London, GB

  1. G Laricchia, S Armitage, DE Leslie and P Van Reeth.
    Positron and positronium interactions with atoms and molecules
    Radiation Physics and Chemistry (2003) in press
  2. DE Leslie, S Armitage and G Laricchia.
    Positronium Beam Production and Scattering
    contributed paper, Positron03 Workshop, Denmark
  3. C Arcidiacono, A Kover and G Laricchia.
    Electron ejection from collisions of positrons with helium
    contributed paper, Positron03 Workshop, Denmark
  4. M Szluinska and G Laricchia
    Ionization processes induced by positrons
    contributed paper, Positron03 Workshop, Denmark
  5. M Szluinska, P Van Reeth and G Laricchia.
    Empirical scaling of positron- and electron- impact ionization cross-sections
    contributed paper, Positron03 Workshop, Denmark
  6. G Laricchia, S Armitage and DE Leslie
    Positronium induced collisions
    invited paper, Positron03 Workshop, Denmark
  7. A Kover, C Arcidiacono and G Laricchia.
    Experiment on positron-atom scattering
    invited paper, Positron03 Workshop, Denmark
  8. DE Leslie, S Armitage and G Laricchia.
    Production of collimated positronium from molecular nitrogen
    J Phys B 35 (2002) 4819-4827
  9. S Armitage, DE Leslie, AJ Garner and G Laricchia.
    Fragmentation of positronium in collision with He atoms
    Physical Review Letters 89 (2002) 173402-1
  10. M Szluinska, P Van Reeth and G Laricchia.
    Empirical scaling of positron- and electron-impact ionization cross sections
    J Phys B 35 (2002) 4059
  11. G Laricchia, P Van Reeth, M Szluinska and J Moxom.
    Total positron-impact ionization and positronium formation from the noble gases
    J Phys B 35 (2002) 2525
  12. G Laricchia.
    Scattering of positrons and positronium by atoms and molecules in
    The Physics of Electronic and Atomic Collisions
    (Rinton Press, New York) (2002) 329
  13. S Armitage and G Laricchia.
    Positronium scattering from atoms and molecules
    Nucl. Instr. Meth. B 192 (2002) 67
  14. P Van Reeth, M Szluinska and G Laricchia.
    On the normalization of the positron-impact direct ionization cross-section in the noble gases
    Nucl. Instr. Meth. B 192 (2002) 220
  15. A Kövér, K Paludan and G Laricchia.
    Electron ejection by positron impact ionization
    Nucl. Instr. Meth. B 192 (2002) 167
  16. M Szluinska, P Van Reeth and G Laricchia.
    Energy dependence of the total ionization and positronium formation cross-sections in e+ - Xe collisions
    Nucl. Instr. Meth. B 192 (2002) 215
  17. JW Humberston, P Van Reeth and G Laricchia.
    Correlations between cross sections and threshold energies for positronium formation and direct ionization
    Nucl. Instr. Meth. B 192 (2002) 44