1. Ph.D. Student, Division of Cyclotron and Radiopharmaceutical Sciences, Institute of Nuclear Medicine and Allied Sciences, Brig. S. K. Mazumdar Rd., Delhi 110054, India; and Dept. of Chemistry, Univ. of Delhi, Delhi 110007, India.
2. Scientist, ‘D’ Division of Cyclotron and Radiopharmaceutical Sciences, Institute of Nuclear Medicine and Allied Sciences, Brig. S. K. Mazumdar Rd., Delhi 110054, India.
3. Assistant Professor, Dept. of Physics, B.S. College, Magadh Univ., Bihar 110021, India (corresponding author).
4. Scientist, ‘G’ Division of Cyclotron and Radiopharmaceutical Sciences, Institute of Nuclear Medicine and Allied Sciences, Brig. S. K. Mazumdar Rd., Delhi 110054, India.
5. Ph.D. Student, Institut National de la Recherche Scientifique, Eau Terre et Environnement, 490, De la Couronne, QB, Canada G1W 1S7.
6. Visiting Researcher, Institut National de la Recherche Scientifique, Eau Terre et Environnement, 490, De la Couronne, QB, Canada G1W 1S7; and CONICET–Dto. de Ciencias Marinas, Universidad Nacional de Mar del Plata, Funes 33507600, Mar del Plata, Argentina.
7. Professor, Institut National de la Recherche Scientifique, Eau Terre et Environnement, 490, De la Couronne, QB, Canada G1W 1S7.
8. Adjunct Faculty, Dept. of Civil Engineering, Univ. of Nebraska, N104 SEC, P.O. Box 886105, Lincoln, NE 68588-6105.