Quantum Bits

Science News ◽  
1995 ◽  
Vol 147 (2) ◽  
pp. 30
Author(s):  
Ivars Peterson
Keyword(s):  
Nature ◽  
2014 ◽  
Author(s):  
Edwin Cartlidge
Keyword(s):  

Author(s):  
D. Sowmya ◽  
S. Sivasankaran

In the cloud environment, it is difficult to provide security to the monolithic collection of data as it is easily accessed by breaking the algorithms which are based on mathematical computations and on the other hand, it takes much time for uploading and downloading the data. This paper proposes the concept of implementing quantum teleportation i.e., telecommunication + transportation in the cloud environment for the enhancement of cloud security and also to improve speed of data transfer through the quantum repeaters. This technological idea is extracted from the law of quantum physics where the particles say photons can be entangled and encoded to be teleported over large distances. As the transfer of photons called qubits allowed to travel through the optical fiber, it must be polarized and encoded with QKD (Quantum Key Distribution) for the security purpose. Then, for the enhancement of the data transfer speed, qubits are used in which the state of quantum bits can be encoded as 0 and 1 concurrently using the Shors algorithm. Then, the Quantum parallelism will help qubits to travel as fast as possible to reach the destination at a single communication channel which cannot be eavesdropped at any point because, it prevents from creating copies of transmitted quantum key due to the implementation of no-cloning theorem so that the communication parties can only receive the intended data other than the intruders.


Nature ◽  
2007 ◽  
Vol 447 (7146) ◽  
pp. 836-839 ◽  
Author(s):  
J. H. Plantenberg ◽  
P. C. de Groot ◽  
C. J. P. M. Harmans ◽  
J. E. Mooij

Author(s):  
C. Kerner ◽  
W. Magnus ◽  
W. Schoenmaker
Keyword(s):  

2001 ◽  
pp. 451-490
Author(s):  
Yorick Hardy ◽  
Willi-Hans Steeb

2019 ◽  
Vol 85 (12) ◽  
pp. 1048-1051
Author(s):  
Eisuke ABE ◽  
Shuhei TAMATE

2020 ◽  
Vol 9 (01) ◽  
pp. 24919-24920
Author(s):  
Viplove Divyasheesh ◽  
Rakesh Jain

Quantum computers consist of a quantum processor – sets of quantum bits or qubits operating at an extremely low temperature – and a classical electronic controller to read out and control the processor. The machines utilize the unusual properties of matter at extremely small scales – the fact that a qubit, can represent “1” and “0” at the same time, a phenomenon known as superposition. (In traditional digital computing, transistors in silicon chips can exist in one of two states represented in binary by a 1 or 0 not both). Under the right conditions, computations carried out with qubits are equivalent to numerous classical computations performed in parallel, thus greatly enhancing computing power compared to today’s powerful supercomputers and the ability to solve complex problems without the sort of experiments necessary to generate quantum phenomena. this technology is unstable and needs to be stored in a cool environment for faster and more secure operation.In this paper, we discuss the possibility of integrating quantum computers with electronics at deep cryogenic temperatures.  


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