Recent Publications

2011 | 2010 | 2009 | 2008 | 2007 | 2006 | 2005 | 2004 | 2003 | 2002 | 2001 | 2000

2011
Compton, R., Filin, A., Romanov, D.A., Levis, R.J., Dynamic Rabi Sidebands in Laser-Generated Micro-Plasmas: Tunablity and Control, Phys. Rev. A, Accepted (2011)
Heck G., Compton R., Filin A., Plewicki M., Romanov D. A., Levis R. J., The Spatial-Spectral Distribution of Rabi Radiation Generated in Plasma, Opt. Lett. Submitted (2011)
Brady, J.J., Judge, E.J., Levis, R.J., Nonresonant Femtosecond Laser Vaporization of Aqueous Protein Preserves Folded Structure, P. Natl. Acad. Sci. USA, Accepted, (2011)

 

2010
Compton, R., Filin, A., Romanov, D.A., Levis, R.J., Tunable broadband optical generation via giant rabi shifting in micro-plasmas, SPIE Photonics West Conference 2010, Vol. 7582, 75820D (2010).
Brady, J.J., Judge, E.J., and Levis, R.J., Laser electrospray mass spectrometry of absorbed molecules at atmospheric pressure, SPIE Photonics West Conference 2010, Vol. 7568, 75680R (2010).
Odhner, J.H., Romanov, D.A., and Levis, R.J., Filament Based stimulated Raman spectroscopy, SPIE Photonics West Conference 2010, Vol. 7582, 75820M (2010).
Coughlan, M.A., Plewicki, M., Levis, R.J., Creating Multiple Longitudinal Foci With Parametric Spatio-Temporal Focusing, SPIE Photonics West Conference 2010, Vol. 7570, 75700R (2010).
Smith, S.M., Romanov, D.A., Li, Xiaosong, Sonk, J.A., Schlegel, H.B., Levis, R.J., Numerical Bound State Electron Dynamics of Carbon Dioxide in the Strong-Field Regime, J. Phys. Chem, 114(7): 2576-2587 (2010).
Plewicki, M., Compton, R., Filin, A., Romanov, D.A., Levis, R.J., Origin of the Spectral Coherence in Dynamically-Broadened RabiSidebands, Optics Letters, 35(5): 778-780 (2010).
Romanov, D.A., Compton, R., Filin, A., Levis, R.J., Dynamics of Strong-Field Laser-Induced Micro-Plasma Formation in Noble Gases, Phys. Rev. A, 81, 033403 (2010).
Smith, S.M., Romanov, D.A., Heck, G., Schlegel, H.B., Levis, R.J., Observing the Transition from Stark-Shifted, Strong-Field Resonance to Nonadiabatic Excitation, J. Phys. Chem. C, 114: 5645-5651 (2010).
Brady, J.J., Judge, E.J., and Levis, R.J., Identification of Explosives and Explosive Formulations Using Laser Electrospray Mass Spectrometry, Rapid Commun. Mass Spectrom., 24: 1-6 (2010).
Odhner, J.H., Romanov, D.A., Levis, R.J., Spatial Self-Shortening Dynamics in a Femtosecond Laser Filament in Air, Phys. Rev. Let., 105(12), 125001-125004 (2010).
Compton, R., Filin, A., Romanov, D.A., Plewicki, M., Levis, R.J., Tunable Broadband Optical Generation via Giant Rabi Shifting in Micro-Plasmas, Proceedings of the Ultrafast Phenomena Conference, Presented (2010)
Judge, E.J., Brady, J.J., and Levis, R.J., Mass analysis of biological macromolecules at atmospheric pressure using nonresonant femtosecond laser vaporization and electrospray ionization, Anal. Chem., 82(24), 10203-10207, (2010)
Coughlan, M.A., Plewicki, M., Levis, R.J., Spatio-temporal and -spectral coupling of shaped laser pulses in a focusing geometry, Optics Express, 18(23), 23973-23986 (2010)

 

2009
Compton, R., Filin, A., Romanov, D.A., Levis, R.J., Observation of Broadband Time-Dependent Rabi Shifting in Micro-Plasmas, Phys. Rev. Let., 103, 205001 (2009).
Brady, J.J., Judge, E.J., and Levis, R.J., Mass spectrometry of intact neutral macromolecules using intense non-resonant femtosecond laser vaporization with electrospray post-ionization, Rapid Commun.Mass Spectrom., 23: 3151-3157 (2009).
Odhner, J.H., Romanov, D.A., and Levis, R.J., Rovibrational wave-packet dispersion during femtosecond laser filamentation in air, Phys. Rev. Let., 103, 075005 (2009).
Coughlan, M.A., Plewicki, M., and Levis, R.J., Parametric spatio-temporal control of focusing laser pulses, Optics Express, 17(18): 15808-15820 (2009).
Judge, E.J., Heck, G., Cerkez, B.E., and Levis, R.J., Discrimination of composite graphite samples using remote filament-induced breakdown spectroscopy, Anal. Chem., 81: 2658-2663 (2009).
Filin, A., Compton, R., Romanov, D.A., Levis, R.J., Impact ionization cooling in femtosecond laser-induced plasma channels, Phys. Rev. Let., 102: 155004 (2009).
Heck, G., Judge, E.J., Odhner, J., Plewicki, M., and Levis, R.J., Remote Sensing via Femtosecond Filament Based Technologies, GomacTech Digest Conference, Orlando, FL, Presented (2009).
Coughlan, M.A., Plewicki, M., Weber, S.M., Bowlan, P., Trebino, R., Levis, R.J., Shaped pulse electric-field construction and interferometric characterization: The SPECIFIC method, OCIS (2009).

 

2008
Mateusz Plewicki and Robert J. Levis, Femtosecond stimulated Raman spectroscopy of methanol and acetone in a noncollinear geometry using a supercontinuum probe, J. Opt. Soc. Am. B, 25 (10): 1714-1719 (2008).
Dmitri A. Romanov, Dennis M. Healy, John J. Brady, Robert J. Levis, Adaptive reshaping of objects in (multiparameter) Hilbert space for enhanced detection and classification: an application of receiver operating curve statistics to laser-based mass spectroscopy, J. Opt. Soc. Am. A, 25 (5): 1039-1050 (2008).
Compton, R., Filin, A., Romanov, D., Levis, R., Elucidating the spectral and temporal contributions from the resonant and nonresonant response to femtosecond coherent anti-Stokes Raman scattering, J. Chem. Phys., 128 (15), 154517 (2008).
Palliyaguru, L., Sloss, J., Rabitz, H., Levis, R., Multicomponent Control via Shaped, Strong Laser Fields Mass Spectroscopy, Journal of Modern Optics, 55 (1): 177-185 (2008).
Pamela Bowlan, Pablo Gabolde, Matthew A. Coughlan, Rick Trebino, Robert J. Levis, Measuring the spatiotemporal electric field of ultrashort pulses with high spatial and spectral resolution, J. Opt. Soc. Am. B., 25 (6): A81-92 (2008).

 

2007
Romanov, D., Filin, A., Compton, R., Levis, R.J., Phase matching in femtosecond BOXCARS, Optics Letters, 32 (21): 3161- 3163 (2007).
Lorenc, D., Velic, D., Markevitch, A.N., Levis, R.J., Adaptive femtosecond pulse shaping to control supercontinuum generation in a microstructure fiber, Optics Communications (2007), 276 (2): 288-292.
Schulz, Clans Peter, Molecules and Clusters in Strong Laser Fields, Spinger Series in Chemical Physics (2007), 87, 485-617.
Markevitch, A., Romanov, D., Smith, S.M., Levis, R.J., Probing strong-field electron-nuclear dynamics of polyatomic molecules using proton motion, Phys. Rev. A 75, 053402 (2007).
Smith, S.M., Li, X., Markevitch, A., Romanov, D., Levis R.J., Schlegel, B., Numerical Simulation of Non-adiabatic Electron Excitation in the Strong-Field Regime: 3. Polyacene Neutrals and Cations, J. Phys. Chem. A 111 (30): 6920-6932 (2007).

 

2006
Tran, H.T., D.A. Romanov, and R.J. Levis, Control goal selection through anticorrelation analysis in the detection space. Journal of Physical Chemistry A, 2006. 110(36): p. 10558-10563.
Markevitch, A.N., et al., Rapid proton transfer mediated by a strong laser field. Physical Review Letters, 2006. 96(16).
Heck, G., J. Sloss, and R.J. Levis, Adaptive control of the spatial position of white light filaments in an aqueous solution. Optics Communications, 2006. 259(1): p. 216-222.

 

2005
Smith, S.M., et al., A numerical simulation of nonadiabatic electron excitation in the strong field regime: Linear polyenes. Journal of Physical Chemistry A, 2005. 109(23): p. 5176-5185.
Smith, S.M., et al., Numerical simulation of nonadiabatic electron excitation in the strong field regime. 2. Linear polyene cations. Journal of Physical Chemistry A, 2005. 109(46): p. 10527-10534.
Markevitch, A.N., et al., Nonadiabatic charge-transfer processes in polyatomic molecules driven by strong laser fields. Abstracts of Papers of the American Chemical Society, 2005. 230: p. U2970-U2970.
Li, X.S., et al., A time-dependent Hartree-Fock approach for studying the electronic optical response of molecules in intense fields. Physical Chemistry Chemical Physics, 2005. 7(2): p. 233-239.

Elliott, R., Compton, R., Levis, R., Matsika, S., Excited electronic states of the cyclic isomers of 03 and SO2, J. Phys. Chem. A., 109 (49): 11304-11311, 2005.

 

2004
Smith, S.M., et al., Static and dynamic polarizabilities of conjugated molecules and their cations. Journal of Physical Chemistry A, 2004. 108(50): p. 11063-11072.
Schlegel, H.B., et al., Time-dependent Hartree-Fock approach for studying the electronic optical response of molecules in intense fields. Abstracts of Papers of the American Chemical Society, 2004. 228: p. U251-U251.
Markevitch, A.N., et al., Sequential nonadiabatic excitation of large molecules and ions driven by strong laser fields. Physical Review A, 2004. 69(1).
Markevitch, A.N., et al., Coulomb explosion of large polyatomic molecules assisted by nonadiabatic charge localization. Physical Review Letters, 2004. 92(6).
Markevitch, A.N., et al., Adaptive laser control of charge localization during dissociative ionization of polyatomic molecules. Abstracts of Papers of the American Chemical Society, 2004. 228: p. U271-U271.
Anand, S., et al., Fragmentation pathways in a series of CH3COX molecules in the strong field regime. Journal of Physical Chemistry A, 2004. 108(15): p. 3162-3165.
Levis, Robert J., Principles of the Quantum Control of Molecular Processes by Moshe Shapiro and Paul Brumer, John Wiley & Sons, Inc., Hoboken 2003.

 

2003
Markevitch, A.N., et al., Nonadiabatic dynamics of polyatomic molecules and ions in strong laser fields. Physical Review A, 2003. 68(1).
Graham, P., G. Menkir, and R.J. Levis, An investigation of the effects of experimental parameters on the closed-loop control of photoionization/dissociation processes in acetophenone. Spectrochimica Acta Part B-Atomic Spectroscopy, 2003. 58(6): p. 1097-1108.
Arnolds, H., R.J. Levis, and D.A. King, Vibrationally assisted DIET through transient temperature rise: the case of benzene on Pt{111}. Chemical Physics Letters, 2003. 380(3-4): p. 444-450.

 

2002
Moore, N.P., et al., The mechanisms of strong-field control of chemical reactivity using tailored laser pulses, in Laser Control and Manipulation of Molecules. 2002. p. 207-220.
Moore, N.P., A.N. Markevitch, and R.J. Levis, Influencing strong field excitation dynamics through molecular structure. Journal of Physical Chemistry A, 2002. 106(7): p. 1107-1112.
Levis, R.J. and H.A. Rabitz, Closing the loop on bond selective chemistry using tailored strong field laser pulses. Journal of Physical Chemistry A, 2002. 106(27): p. 6427-6444.
A. N. Markevitch, N. P. Moore, R. J. Levis The Influence of Characteristic Length on the Strong-Field Photoelectron Spectra of Biphenyl, Diphenylmethane and Diphenylethane 2002, J. Phys. Chem., 106, 1107-1112  

 

2001
Markevitch, A.N., N.P. Moore, and R.J. Levis, The influence of molecular structure on strong field energy coupling and partitioning. Chemical Physics, 2001. 267(1-3): p. 131-140.
Levis, R.J., G.M. Menkir, and H. Rabitz, Selective bond dissociation and rearrangement with optimally tailored, strong-field laser pulses. Science, 2001. 292(5517): p. 709-713.
Levis, R.J., Strong field ionization and dissociation of polyatomic molecules. Abstracts of Papers of the American Chemical Society, 2001. 221: p. U264-U264.
Moore, N.P. and R.J. Levis, Strong field molecular photoelectron spectroscopy. Abstracts of Papers of the American Chemical Society, 2001. 221: p. U247-U247.
Markevitch, A.N., N.P. Moore, and R.J. Levis, The effects of molecular structure on strong field energy coupling of anthracene and anthraquinone. Abstracts of Papers of the American Chemical Society, 2001. 221: p. U294-U294.
 
   

 
   
2000
   
Moore, N.P. and R.J. Levis, The strong field photoelectron spectroscopy of acetylene: Evidence for short-lived 4p gerade states via electric field-induced resonance-enhanced multiphoton ionization. Journal of Chemical Physics, 2000. 112(3): p. 1316-1320.
   
DeWitt, M.J., B.S. Prall, and R.J. Levis, Orientational averaging in the intense field tunnel ionization of molecules. Journal of Chemical Physics, 2000. 113(4): p. 1553-1558.
   
Arnolds, H., et al., Femtosecond near-infrared laser desorption of multilayer benzene on Pt{111}: A molecular Newton's cradle? Journal of Physical Chemistry B, 2000. 104(14): p. 3375-3382.
    N. P. Moore, R. J. Levis, Strong Field Photoelectron Spectroscopy of Polyatomic Molecules: Acetylene, 2000, Multiphoton Processes L.F. DiMauro R.R. Freeman and K.C. Kulander Eds. AIP Press

 

Levis Group, Department of Chemistry, Temple University, Beury Hall 244, 1901 N. 13th Street, Philadelphia, PA 19122    Tel: 215-204-5241     Fax: 215-204-6179
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