3 papers
quant-ph2026
Enhancing the teleportation fidelity of a quantum network using purification
Soumit Roy, Md Sohel Mondal, Siddhartha Santra +1
Complex quantum networks can support a diverse set of long-range entanglement distribution schemes ranging from linear repeater protocols to multipath entanglement purification str…
quant-ph2026
Teleportation Fidelity of Binary Tree Quantum Repeater Networks
Soumit Roy, Md Rahil Miraj, Chittaranjan Hens +3
Binary tree network, being a subclass of Cayley tree network, is a significant topological structure used for information transfer in a hierarchical sense. In this article, we cons…
quant-ph2025
Secure and Efficient Quantum Signature Scheme Based on the Controlled Unitary Operations Encryption
Debnath Ghosh, Soumit Roy, Prithwi Bagchi +2
Quantum digital signatures ensure unforgeable message authenticity and integrity using quantum principles, offering unconditional security against both classical and quantum attack…