001 |
|
118644 |
035 |
|
|aAAI9714094
|
035 |
|
|a(UnM)AAI9714094
|
040 |
|
|aTWNTU|cTWNTU|dTWNTU
|
100 |
1
|
|aCHUANG, ISAAC L.
|
245 |
10
|
|aQUANTUM INFORMATION AND COMPUTATION: THEORY AND PRACTICE (FACTORIZATION, CRYPTOGRAPHY, ERROR CORRECTION, DECOHERENCE).
|
300 |
|
|a231 p.
|
500 |
|
|aSource: Dissertation Abstracts International, Volume: 57-11, Section: B, page: 7120.
|
500 |
|
|aAdviser: YOSHIHISA YAMAMOTO.
|
502 |
|
|aThesis (PH.D.)--STANFORD UNIVERSITY, 1997.
|
520 |
|
|aQuantum information and computation are new concepts for communication, information processing, and physics. In theory, quantum computers factor integers in polynomial time (exponentially faster than the best known classical computers), quantum cryptography achieves fundamentally secure key exchange, and quantum error correction reverses the effects of decoherence. Unfortunately, these amazing ideas have been difficult to realize experimentally. This thesis research represents an effort to move from theory towards practice, through the development of practical implementation concepts for quantum computers, inexpensive quantum codes, and novel applications.
|
520 |
|
|aThe bulk of this thesis is a study of the major problem afflicting quantum computation: decoherence. Using methods from quantum optics and linear operator theory together with electrical circuit concepts and coding theory, an extensive theoretical model is developed which is then used to explore the necessary and sufficient experimental requirements, to identify means for systematically correcting the inevitable experimental errors, and to evaluate the realistic performance of quantum information processing algorithms. The major results are: (1) a scheme for realizing a complete quantum computer using traditional optical components, (2) a class of techniques for regenerating partially lost quantum bits, and (3) an experimental prescription for performing quantum system identification.
|
520 |
|
|aFundamental concepts of this field are reviewed, and summaries of the state of the art are presented. This study brings ideas from quantum information and computation closer to an experimental reality.
|
590 |
|
|aSchool code: 0212.
|
650 |
4
|
|aEngineering, Electronics and Electrical.
|
650 |
4
|
|aComputer Science.
|
690 |
|
|a0544
|
690 |
|
|a0984
|
710 |
20
|
|aSTANFORD UNIVERSITY.
|
773 |
0
|
|tDissertation Abstracts International|g57-11B.
|
790 |
|
|a0212
|
790 |
10
|
|aYAMAMOTO, YOSHIHISA,|eadvisor.
|
791 |
|
|aPH.D.
|
792 |
|
|a1997
|
809 |
|
|d008|tDDC|pNR001 00122917
|
856 |
40
|
|uhttp://pqdd.sinica.edu.tw/twdaoapp/servlet/advanced?query=9714094
|