Nicholas Martin
Keble College, Oxford University. B.A. (Physics) 1971. M.Sc. (Science and Applications of Electrical Plasmas) 1972. M.A. 1977. D. Phil. (Physics) 1977.
Experimental Atomic Physics
- Electron impact excitation and ionization of atoms.
- (e,2e) spectroscopy of autoionizing levels.
- Non-dipole photoelectron studies on autoionizing levels.
- Laser assisted electron scattering.
Education
- B.A., Physics, Keble College, Oxford University (1971)
- M.Sc., Physics, Keble College, Oxford University (1972)
- M.A., Physics, Keble College, Oxford University(1977)
- D. Phil., Experimental Atomic Physics, Keble College, Oxford University (1977)
Graduate Students
- David Brian Thompson (PhD. 1994)
- Robert Bauman (PhD. 1999)
- Greg Childers (PhD. 2001)
- Bruno deHarak (PhD 2007)
- Brian Kim (PhD 2023)
- Mike Weaver (2014-)
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N. L. S. Martin, C. M. Weaver, B. N. Kim, B. A. deHarak, “The angular distribution of electrons
elastically scattered from Ar in the presence of a 1.17 eV laser field”, Phys. Rev. A 99, (2019)
032708. -
N. L. S. Martin, C. M. Weaver, B. N. Kim, B. A. deHarak, “Free-free experiments: the search
for dressed-atom effects”, J. Phys. B 51, 134003 (2018). -
N. L. S. Martin, C. M. Weaver, B. N. Kim, B. A. deHarak, O. Zatsarinny, and K. Bartschat,
“Out-of-plane (e, 2e) measurements and calculations on He autoionizing levels as a function of
incident-electron energy”, Phys. Rev. A 97, (2018) 052710. -
N.L.S. Martin, B.A. deHarak “Test of target independence for free-free scattering in a Nd:YAG
laser field”, Phys. Rev. A 93, 013403 (2016). -
B.A. deHarak, B.N. Kim, C.M. Weaver, N.L.S. Martin, Mahsa Siavashpouri and Benjamin
Nosarzewski “Effects of polarization direction on laser-assisted freefree scattering”, Plasma
Sources Sci. Technol. 25 035021 (2016) -
B.A. deHarak, Benjamin Nosarzewski, Mahsa Siavashpouri, N.L.S. Martin, “Electron-helium
scattering in a 1.17 eV laser field: The effect of polarization direction”, Phys. Rev. A 90,
(2014) 032709 -
B. A. deHarak, K. Bartschat, and N. L. S. Martin, “Energy dependence of the (e,2e) re-
coil/binary peak ratio across He (2p2)1D and (2s2p)1P autoionizing levels.”, Phys. Rev. A
89, (2014) 012702. -
B. Kr¨assig, E. P. Kanter, S. H. Southworth, L. Young, R. Wehlitz, B. A. deHarak and N. L. S.
Martin, “Dipole-Quadrupole Interference Spectroscopy: the observation of an autoionizing He
1D Rydberg series”, Phys. Rev. A, 86, (2012) 053408. -
B. A. deHarak, L. Ladino, K. B. MacAdam and N. L. S. Martin, “High-energy electron-helium scattering in a Nd:YAG laser field”, Phys. Rev. A 83, (2011) 022706.
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B.A. deHarak, K. Bartschat, and N.L.S. Martin, “Out-of-plane (e, 2e) angular distributions and energy spectra of helium L=0, 1, 2 autoionizing levels”, Phys. Rev. A. 82, 062705 (2010).
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N. L. S. Martin and B. A. deHarak (editors), “International Symposium on (e,2e), Double Photoionization and Related Topics & 15th International Symposium on Polarization and Correlation in Electronic and Atomic Collisions, Lexington, Kentucky, US 30 July 1 August 2009”, Journal of Physics: conference series, Vol 212, 2010.
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B.A. deHarak, K. Bartschat, and N.L.S. Martin, “Complex Fano asymmetry parameters for helium L=0, 1, 2 autoionizing levels excited by electron impact”, J. Phys. B. 38, 225021 (2009).
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B.A. deHarak, K. Bartschat, and N.L.S. Martin, “Out-of-plane (e, 2e) experiments on helium L=0, 1, 2 autoionzing levels”, Phys. Rev. Lett. 100, 063201 (2008).
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B.A. deHarak, J.G. Childers, and N. L. S. Martin, "The ejected electron spectrum of He below the N=2 threshold", Phys. Rev. A. 74, 032714 (2006).
- B.A. deHarak, Z.Chen, D. H. Madison, and N. L. S. Martin, "Experimental and theoretical momentum transfer dependence of the He (e,2e) cross section", J. Phys. B 38, L145 (2005).
- B. Kraessig, E. P. Kanter, S. H. Southworth, R. Guillemin, O. Hemmers, D.W. Lindle, R. Wehlitz, and N. L. S. Martin, "Photoexcitation of a Dipole-Forbidden Resonance in Helium", Phys. Rev. Lett. 88, 203002 (2002).
- N.L.S. Martin, D.B. Thompson, R.P. Bauman, C.D. Caldwell, M.O. Krause, S.P. Frigo, and M. Wilson, "Electric Dipole-Quadrupole Interference of Overlapping Autoionizing Levels in Photoelectron Energy Spectra", Phys. Rev. Lett. 81, 1199 (1998).
- N.L.S. Martin, D.B. Thompson, R.P. Bauman and M. Wilson, "Determination of Complex Ionization Amplitudes by (e,2e) Spectroscopy", Phys .Rev. Lett 72, 2163 (1994).