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Quantum Computer

Akio HOSOYA
1997 Soryushiron Kenkyu Electronics  
This is the heart of quantum computation and the reason why quantum computer can beat classical computer in some case which I shall explain later, How can we get computational results?  ...  still do not fully understand the power of quantum computation, We need to solve moTe problerns on a quantum computer which has been known to be diMcult on an Qrdinary computer.  ... 
doi:10.24532/soken.94.4_d90 fatcat:ttcelgb4inaeto6oepwwsbtnfu

Quantum computers Quantum Computers, Factoring, and Decoherence

I. L. Chuang, R. Laflamme, P. W. Shor, W. H. Zurek
1995 Science  
In a quantum computer any superposition of inputs evolves unitarily into the corresponding superposition of outputs.  ...  Hence, a quantum computer is sophisticated interference device, and it is essential for its quantum state to remain coherent in the course of the operation.  ...  This a typical step for a quantum computer.  ... 
doi:10.1126/science.270.5242.1633 fatcat:7g5cxz5sbrhu7l2ugaezmvpnqa

Quantum computing: Cloudy computing

2008 Nature  
QUANTUM COMPUTING Cloudy computing Phys. Rev.  ...  Lett. 101, 040501 (2008) Quantum computing is in its infancy, in part because creating a large number of quantum bits, or 'qubits' , is impossible without better control over quantum states.  ... 
doi:10.1038/454554f fatcat:oijukd73hvcdvcvk3netuflhxu

Quantum Computing

Yoshihisa Desaki
2016 The Journal of The Institute of Image Information and Television Engineers  
doi:10.3169/itej.70.632 fatcat:ssk7yutnbjd4zfidwhw2lv5qpi

Quantum computation

L.K. Grover
1999 Proceedings Twelfth International Conference on VLSI Design. (Cat. No.PR00013)  
This paper introduces quantum mechanics and shows how this can be used for computation.  ...  Recently it has been shown that the processing speed of computers based on quantum mechanics is indeed far superior to their classical counterparts for some important applications.  ...  The laws of the microcosm Quantum computation is the design of computers in the regime of quantum mechanical phenomena. An N = 2" state quantum system is implemented as n two state quantum systems.  ... 
doi:10.1109/icvd.1999.745212 dblp:conf/vlsid/Grover99 fatcat:cvtya5pd3vd4lapgyjgkzcygpy

Quantum computing

G. Brassard, I. Chuang, S. Lloyd, C. Monroe
1998 Proceedings of the National Academy of Sciences of the United States of America  
Quantum computation is the extension of classical computation to the processing of quantum information, using quantum systems such as individual atoms, molecules, or photons.  ...  Quantum Information. All computers manipulate information, and the unit of quantum information is the quantum bit, or qubit.  ...  Quantum computation is the extension of classical computation to the processing of quantum information, using quantum systems such as individual atoms, molecules, or photons.  ... 
doi:10.1073/pnas.95.19.11032 pmid:9736681 pmcid:PMC33891 fatcat:lxsvnv52pnckdomhjlvgw3vtni

Quantum Computing

Shi-Jie WEI, Tao WANG, Dong RUAN, Gui-Lu LONG
2017 Scientia Sinica Informationis  
对偶量子计算门定义如下: Figure 4 ( 4 Color online) Quantum circuit for the BCCKS algorithm in duality quantum computing. Part A is the quantum circuit of duality computing.  ...  |Ψ⟩ 是工作比特初态, |0⟩ 是辅助比特初态 Figure 3 (Color online) The multi-output duality quantum computing circuit.  ...  His research interests include duality quantum computing, quantum secure direct communication, and quantum information processing.  ... 
doi:10.1360/n112017-00178 fatcat:bidfclaisfegxjtlzn3c2vooda

Quantum computing

Valerio Scarani
1998 American Journal of Physics  
The main features of quantum computing are described in the framework of spin resonance methods.  ...  Stress is put on the fact that quantum computing is in itself nothing but a re-interpretation (fruitful indeed) of well-known concepts.  ...  Introduction Quantum computing (QC) is one of the latest booms in science.  ... 
doi:10.1119/1.19005 fatcat:grql6jp4xngftoyi2bxtjupc2u

Quantum computing

Michael Ross, Mark Oskin
2008 Communications of the ACM  
IncE qUanTUM alGORITHMS Michael Ross writes about science and technology from San Jose, CA.  ...  The computing power of a quantum computer grows exponentially with the number of qubits it uses.  ...  quantum computer, says, "I'm confident that the quantum computer will eventually change the world and will deeply influence how information processing will be done in the future  ... 
doi:10.1145/1364782.1364787 fatcat:pizsotcy6bgslfjwj2grwglb3y

Quantum Computing

Hyunsik IM
2014 Physics and High Technology  
Quantum Computing Hyunsik IM In this article, some fascinating things that the quantum computer will make possible are introduced, and an explanation of the real significance of the puzzling word "quantum  ...  Nevertheless, the realization of a quantum computer will affect our everyday life, and quantum computers will eventually surpass the informationprocessing capacity of existing computers as the number of  ... 
doi:10.3938/phit.23.039 fatcat:wra5iji3kvhlbfndibexjronf4

Quantum computers

P.K. Amiri
2002 IEEE potentials  
We are going to describe how such a quantum computer-a computer based on the rules of quantum mechanics-may work, and how it is going to give us incredible speed and problem-solving power that we only  ...  Several quantum algorithms have already been designed and, even tested, on tiny quantum computers with a small set of qubits.  ... 
doi:10.1109/mp.2002.1166617 fatcat:ongiqb7vwvgznmfbfej3qbnxp4

QUANTUM COMPUTATION [chapter]

DORIT AHARONOV
1999 Annual Reviews of Computational Physics VI  
In light of these models, I define quantum computers, and discuss the issue of universal quantum gates.  ...  This review is about to tell the story of theoretical quantum computation.  ...  It is possible that quantum Fourier transforms are the only real powerful tool in quantum computation.  ... 
doi:10.1142/9789812815569_0007 fatcat:5bkgrvcddzcwphqxh4ebzlabw4

Quantum computing

Andrew Steane
1998 Reports on progress in physics (Print)  
The subject of quantum computing brings together ideas from classical information theory, computer science, and quantum physics.  ...  Basic quantum information ideas are described, including key distribution, teleportation, data compression, quantum error correction, the universal quantum computer and quantum algorithms.  ...  A computer which only exists on paper will not actually perform any computations, and in the end the only way to resolve the issue of feasibility in quantum computer science is to build a quantum computer  ... 
doi:10.1088/0034-4885/61/2/002 fatcat:lys3geaypzcgvehtzicqpab23u

Quantum computing

S.-S. Li, G.-L. Long, F.-S. Bai, S.-L. Feng, H.-Z. Zheng
2001 Proceedings of the National Academy of Sciences of the United States of America  
Quantum computing is a quickly growing research field.  ...  This article introduces the basic concepts of quantum computing, recent developments in quantum searching, and decoherence in a possible quantum dot realization.  ...  In 1982, Feynman (2) pointed out that to simulate a quantum system, the computer has to be working quantum mechanically, or one needs a quantum computer (QC).  ... 
doi:10.1073/pnas.191373698 pmid:11562459 pmcid:PMC59812 fatcat:zz3sz5powrdt7eixvvktqfr2h4

Quantum computing

Siddhartha Kasivajhula
2006 Proceedings of the 44th annual southeast regional conference on - ACM-SE 44  
Some problems can theoretically be solved on a quantum computer exponentially faster than on a classical computer.  ...  An overview of the subject is provided here with emphasis on quantum information processing and physical realizations of a quantum computer.  ...  quantum computers would likely require thousands of qubits [7] .  ... 
doi:10.1145/1185448.1185504 dblp:conf/ACMse/Kasivajhula06 fatcat:yad6y22wsfgapht7qofu2rdpg4
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