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The Physics of Quantum Information: Quantum Cryptography, Quantum Teleportation, Quantum Computation by Anton Zeilinger, Artur K. Ekert, Dirk Bouwmeester

The Physics of Quantum Information: Quantum Cryptography, Quantum Teleportation, Quantum Computation Anton Zeilinger, Artur K. Ekert, Dirk Bouwmeester ebook
Format: djvu
ISBN: 3540667784, 9783540667780
Publisher: Springer
Page: 326

Quantum computing and quantum information are two of the fastest growing and most exciting research fields in physics. This is guest post from Ben, one of our good friends at the American Institute of Physics. Quantum cryptographic systems, he pointed out, are already commercially available. (16) in page 7 is the formula of teleported energy. Into The Realms of Science Fiction. In fact, it's been proven so many times that an international space race to develop quantum teleportation is currently underway. The technology of quantum computing is based on the idea of extending classical information theory. Physicists in China claim to have teleported the quantum states of photons nearly 100 km in free space, breaking the previous record by a factor of 100. In the first, Dorit Aharonov gave an overview of the conjecture and its relevance for physics, and she discussed recent work (by Aharonov&Eldar, Freedman&Hastings, and others) delimiting the possible range of Informally, the conjecture thus states that approximating the energy of a local Hamiltonian is as hard, in the worst case, as deciding whether any given quantum circuit has an accepting input. Ten years After the news conference, he expressed the hope that quantum teleportation of ions, rather than just photons, would someday be possible over long distances. This year's meeting features a lot of new developments in quantum information and quantum computing. The introduction of classical computing brought the languages of classical physics (electricity and magnetism) and joined it into a new assembly of people in the future called computer scientists. Bob uses this information to modify his half of the entangled pair such that it is in a quantum state identical to the state that Alice wanted to send. Comparable to most technologies, classical The commencement of the simplified language for classical computing was the description of the bit, the smallest of information illustration. "In most of the quantum-communication schemes and in distributed quantum computation, the initial state is really unknown and from an independent qubit," says Pan. Quantum Computing - could it be realised in 2013?