Strontium 90

Strontium 90

Radioactivity of strontium 90 isotope in sealed source tested with Russian made Kvarts DRGB-90 Geiger counter. Aluminium foil, glass pane and 2 layered thin lead sheet tested for shielding effects.

test Introduction to Chemistry

Introduction to ChemistryIntroduction to Chemistry

Self healing hydrogels and its industrial applications

Hydrogels are water-swollen, cross-linked polymeric structures produced by reactions of monomers or by hydrogen bonding. This hydrogels used in various applications .