J. R. Freeman

Comparison of optical emission from nanosecond and femtosecond laser produced plasma in atmosphere and vacuum conditions

J. R. Freeman, S. S. Harilal, Prasoon K. Diwakar et al. · Spectrochimica Acta Part B Atomic Spectroscopy · 2013 · 153 citations

Photonics, Engineering, Optical Properties +8

Dynamics of femto- and nanosecond laser ablation plumes investigated using optical emission spectroscopy

B. Verhoff, S. S. Harilal, J. R. Freeman et al. · Journal of Applied Physics · 2012 · 139 citations

Engineering, Laser-plasma Interaction, Laser Applications +19

Role of laser pre-pulse wavelength and inter-pulse delay on signal enhancement in collinear double-pulse laser-induced breakdown spectroscopy

Prasoon K. Diwakar, S. S. Harilal, J. R. Freeman et al. · Spectrochimica Acta Part B Atomic Spectroscopy · 2013 · 93 citations

Photonics, Signal Enhancement, Engineering +12

Background gas collisional effects on expanding fs and ns laser ablation plumes

S. S. Harilal, Nazar Farid, J. R. Freeman et al. · Applied Physics A · 2014 · 86 citations

Physics, Gas Dynamic, Laser-plasma Interaction +2

Enhancements of extreme ultraviolet emission using prepulsed Sn laser-produced plasmas for advanced lithography applications

J. R. Freeman, S. S. Harilal, A. Hassanein · Journal of Applied Physics · 2011 · 50 citations

Optical Materials, Engineering, Laser-plasma Interaction +17