TY - JOUR TI - Focusing Properties of Radially Polarized Annular Multi Gaussian Beam by High NA Parabolic Mirror AU - K. B. Rajesh AU - R. Chandrasekaran AU - N. Umamageswari AU - M. Udhayakumar AU - J. William Charles PY - 2014 DO - 10.13074/jent.2014.12.144121 T2 - Journal of Environmental Nanotechnology JF - Journal of Environmental Nanotechnology JA - J. Environ. Nanotechnol. SP - 01 EP - 03 VL - 3 IS - (Special Issue) PB - Institute for Environmental Nanotechnology ER -