1999
Nonlinear optical characterization of organic materials
1999
Mass transfer in immobilized cell systems
1998
Dielectric spectroscopy of pure and KBr dispersed polypyrrole
1998
1998
1998
1998
1998
Generation of free radicals by humic acid: Implications for biological activity
1998
1998
Greenhouse Gas Dilemma and Humic Acid Solution