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Monte Carlo charge transport and photoemission from negative electron affinity GaAs photocathodes
- S. Karkare, D. Dimitrov, I. Bazarov
- Physics
- 13 March 2013
High quantum yield, low transverse energy spread, and prompt response time make GaAs activated to negative electron affinity an ideal candidate for a photocathode in high brightness photoinjectors.…
Electron transport and inelastic electron tunneling spectroscopy of porphyrin in a molecular junction
- T. Esposito, K. M. Lewis, Alexandra Krawictz, Peter H. Dinolfo
- Physics
- 11 February 2015
Erratum: “Monte Carlo charge transport and photoemission from negative electron affinity GaAs photocathodes” [J. Appl. Phys. 113, 104904 (2013)]
- S. Karkare, D. Dimitrov, I. Bazarov
- Physics
- 11 March 2015
Ionization-excitation of helium by high-resolution (e ,2 e) spectroscopy and 4-body distorted-wave calculations
X. L. Chen,1 A. L. Harris,2 J. M. Li,1 T. P. Esposito,2 J. K. Deng,1 and C. G. Ning1,3,* 1Department of Physics, State Key Laboratory of Low-Dimensional Quantum Physics, Tsinghua University Beijing…
Projectile interaction effects in out-of-plane excitation-ionization of helium
- A. Harris, T. Esposito
- Physics
- 23 September 2015
We present theoretical three-dimensional fully differential cross sections for electron-impact excitation-ionization of helium when the ionized electron is found outside of the scattering plane.…
Angular momentum and orientation effects in excitation-ionization collisions
- A. Harris, T. Esposito
- Physics
- 5 August 2016
We present theoretical fully differential cross sections (FDCS) for electron-impact excitation-ionization of helium in which the final state He+ ion is oriented in a particular direction.…
Effect of Charge Distribution in Out-of-Plane Structure for Excitation-Ionization Collisions
- A. Harris, T. Esposito
- Physics
- 6 November 2014
Spectral Response of GaAs ( Cs , NF 3 ) Photocathodes
- T. Esposito
- Physics
- 2012
In order to study the spectral response of GaAs(Cs, NF3) photocathodes, Quantum Efficiency was measured as a function of incident photon energy and compared with Monte Carlo simulations. Experimental…
Gradient damage models for heterogeneous materials
- Annika Bach, T. Esposito, R. Marziani, C. Zeppieri
- Mathematics
- 27 May 2022
In this paper we study the asymptotic behaviour of phase-field functionals of Ambrosio and Tortorelli type allowing for small-scale oscillations both in the volume and in the diffuse surface term.…
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