Department of Mathematics;
P. M. T. College;
Usilampatti;
India;
Department of Mathematics;
J. J. College of Arts and Science;
Pudukkottai;
India;
Department of Mathematics;
Sethu Institute of Technology;
Kariapatti;
India;
Chemical and Biological Systems; Modified Adomian Decomposition Method; Nonlinear Reaction Diffusion; Porous Catalyst Particles; Mass and Diffusion Effect;