Other subjects explored include hydrogen bonding effects on the photochemistry of chromophores in solution, photochemical generation of silicon-centered radicals and their reactions, and photochemical processes at the air-water interface of atmospheric droplets.
Caffeine is a central nervous system (CNS) stimulant of the methylxanthine class of psychoactive drugs. It is the world's most widely consumed psychoactive drug, but unlike many other psychoactive substances, it is legal and unregulated in nearly all parts of the world.
Caffeine comes from coffee beans, but it can also be synthesized in a laboratory. It has the same structure whether itâs in Coffee, Energy Drinks, Tea or pills. Caffeine is a powerful stimulant, and it can be used to improve physical strength and endurance. It is classified as a Nootropic because it sensitizes neurons and provides mental stimulation.