Highly Reliable PMOS Pass Transistor-based Radiation Tolerant 12T SRAM Cell for Deep Space Applications -- Majority PFET-based Radiation Tolerant Static Random Access -- Comparison of Snapback Phenomenon and Physics in Bottom and Top Body Contact NMOS -- Graphene based biosensor: Physics and technology -- Comparative and Robustness Study of 3-Bit Adder -- Design of Dynamic logic Circuit based NOR Gate for Low Power.