FOR A LONG time, I saw straight razors more as weapons than as grooming tools. Maybe it was Sweeney Todd, maybe it was the ear-cutting scene from Reservoir Dogs, but these nifty blades always seemed ...
Toward Practical Quantum Secure Direct Communication: A Quantum-Memory-Free Protocol and Code Design
Abstract: Quantum secure direct communication (QSDC) is capable of direct confidential communications over a quantum channel, which is achieved by dispensing with the key agreement channel of the well ...
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