HILLERY, Mark, Vladimír BŮŽEK and Mario ZIMAN. Probabilistic implementation of universal quantum processors. Physical Review A. New York: American Physical Society, 2002, vol. 65, No 2, p. 022301-1;022301-7, 7 pp. ISSN 1050-2947.
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Basic information
Original name Probabilistic implementation of universal quantum processors
Authors HILLERY, Mark (840 United States of America), Vladimír BŮŽEK (703 Slovakia, guarantor) and Mario ZIMAN (703 Slovakia).
Edition Physical Review A, New York, American Physical Society, 2002, 1050-2947.
Other information
Original language English
Type of outcome Article in a journal
Field of Study 10301 Atomic, molecular and chemical physics
Country of publisher United States of America
Confidentiality degree is not subject to a state or trade secret
Impact factor Impact factor: 2.986
RIV identification code RIV/00216224:14330/02:00007535
Organization unit Faculty of Informatics
UT WoS 000173879500030
Keywords in English quantum information theory; entanglement; quantum computing
Tags ENTANGLEMENT, Quantum computing, quantum information theory
Changed by Changed by: prof. RNDr. Vladimír Bužek, DrSc., učo 37923. Changed: 11/2/2003 11:16.
Abstract
We present a probabilistic quantum processor for qudits. The processor itself is represented by a fixed array of gates. The input of the processor consists of two registers. In the program register the set of instructions (program) is encoded. This program is applied to the data register. The processor can perform any operation on a single qudit of the dimension $N$ with a certain probability. If the operation is unitary, the probability is in general $1/N^2$, but for more restricted sets of operators the probability can be higher. In fact, this probability can be independent of the dimension of the qudit Hilbert space of the qudit under some conditions.
Links
GA201/98/0369, research and development projectName: Informatika jako třetí metodologie
Investor: Czech Science Foundation, Informatics as the third methodology
MSM 143300001, plan (intention)Name: Nesekvenční modely výpočtů - kvantové a souběžné distribuované modely výpočetních procesů
Investor: Ministry of Education, Youth and Sports of the CR, Non-sequential Models of Computing -- Quantum and Concurrent Distributed Models of Computing
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