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quant-ph2026
Quantifying Entangling Power of Controlled Unitary Gates
Ankur Haldar, Pankaj Agrawal, Prasenjit Deb
Applying controlled unitary gates to generate entanglement between qubits is a routine task in both quantum communication and computation. The existing tools for predicting how muc…
quant-ph2025
Deterministic distribution of W-class states in quantum networks
Souvik Chatterjee, Prasenjit Deb, Chandan Datta +1
Multipartite entangled states possess a number of non-intuitive properties, making them a useful resource for various quantum information-processing tasks. The three-qubit W-state…
quant-ph2025
Modified security analysis of device-independent quantum key distribution with random key basis
Sawan Bhattacharyya, Turbasu Chatterjee, Pankaj Agrawal +1
Security analysis is a critical part in any cryptographic protocol, may it be classical or quantum. Without security analysis, one cannot ensure the secrecy of the distributed keys…