Economically Improving Message-Unilaterally-Transmitted Quantum Secure Direct Communication to Realize Two-Way Communication

2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/92155We present a subtle idea to economically improve message-unilaterally-transmitted quantum secure direct communication (QSDC) protocols to realize two-way secure direct communication.Quantum PhysicsEconomically Improving Message-Unilaterally-Transmitted Quantum Secure Direct Communication to Realize Two-Way Communicationtext