2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/94103We demonstrate a five-bit nuclear-magnetic-resonance quantum computer that distinguishes among various functions on four bits, making use of quantum parallelism. Its construction draws on the recognition of the sufficiency of linear coupling along a chain of nuclear spins, the synthesis of a suitably coupled molecule, and the use of a multi-channel spectrometer.7 pages, 4 figures, 1 tableQuantum Physicstext