Quantum Computing

Part I of Essay
Quantum mechanics will be our most powerful tool in the world of tomorrow. For those of you that did not know this, quantum mechanics is a physics system or theory using the assumption that energy exists in discrete units. It is probably no exaggeration to say that quantu ....

Part II of Essay
.... between observer and observed are both subtle and profound. (Barenco)" A description of the world in which an object can apparently be in more than one place at the same time, in which a particle can penetrate a barrier without breaking it, in which something can be both a wave and a particle, and in which widely separated particles can cooperate in an almost psychic fashion, is bound to be both thrilling and bemusing. Niels Bohr, one of the founders of the theory, once remarked that anybody who is not shocked by quantum mechanics ....