Analyzing the Superconducting Qubits, Josephson Junctions and Quantronium

Vol-4 | Issue-04 | April 2019 | Published Online: 15 April 2019    PDF ( 448 KB )
Author(s)
Chandan Gilhotra 1

1Research Scholar, JJT University, Rajasthan (India)

Abstract

The control of quantum mechanical objects, however, is even today a nontrivial task. Quantum computation uses quantum objects to encode and process information. This is only possible after understanding and control of these objects have reached a high level. The quest for quantum computation only started in the 1980s with the ideas of Feynman concerning the simulations of quantum mechanical objects. A few years later, Deutsch invented a first, elementary algorithm for quantum computers. A real breakthrough, however, was the factoring algorithm of Shor. This quantum algorithm has proven to factor numbers exponentially faster than classical computers. Therefore; the security of public-key cryptography could be compromised by the use of Shor’s algorithm on a quantum computer. A qubit is often illustrated as a spin vector on the Bloch sphere. |0i or | ↑i is then situated at the North Pole and |1i or | ↓i at the south pole of the sphere. All other superpositions of the states can then be seen as points on this sphere. Much more information concerning software issues and general questions of quantum information in general can be found in the textbook. In this research paper, the research scholar tries to study about the Superconducting Qubits, Josephson Junctions and Quantronium details.

Keywords
quantum mechanical objects, cryptography, Superconducting
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