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Quantum Communications

Atomic Physics in Quantum Communication   In the classical Communication, the data/ signal is transferred via the Optical Fibre. These systems use Lights pulses to transmit information over long distances. (0,1 Logic gates)  But when we transmit information over a long distance, there are many challenges to overcome.  Firstly, maintaining the quality of the signal over the long distance is big task as it may get distorted. There are multiple chances that this issue can be exploited and the signal and data that is sent through the optical communications can be hacked. This can be a major problem when it comes to some secret agencies, banking, or military services. In short, Cyberattacks can happen much frequently leading to the concern in data security. So instead of sending the data interms of classical state, it would be a better option to move towards the Quantum state. This is also called Qubits.  The Binary bit is the basic unit of information in classical comput...