TY - BOOK AU - Yadav Ramesh AU - Prof P C Jain Supervisor AU - University of Delhi. Faculty of Science. Department of Physics and Astrophysics ED - University of Delhi. Faculty of Science. Department of Physics and Astrophysics TI - Phase and structural transformation in TTAB aggregated systems investigated by positron lifetime spectroscopy PY - 1993/// KW - PHYSICS ER -