Device-independent quantum key distribution using random quantum states
S Bera, S Gupta, AS Majumdar - Quantum Information Processing, 2023 - Springer
We Haar uniformly generate random states of various ranks and study their performance in
an entanglement-based quantum key distribution (QKD) task. In particular, we analyze the …
an entanglement-based quantum key distribution (QKD) task. In particular, we analyze the …
Device-independent quantum secure direct communication under non-Markovian quantum channels
Device-independent quantum secure direct communication (DI-QSDC) is a promising
primitive in quantum cryptography aimed towards addressing the problems of device …
primitive in quantum cryptography aimed towards addressing the problems of device …
Superiority in dense coding through non-Markovian stochasticity
We investigate the distributed dense coding (DC) protocol, involving multiple senders and a
single or two receivers under the influence of non-Markovian noise, acting on the encoded …
single or two receivers under the influence of non-Markovian noise, acting on the encoded …
Statistics of entanglement transformation with hierarchies among catalysts
The distribution of typical bipartite pure states is studied within the framework of state
transformation via local operations and classical communication (LOCC). We report the …
transformation via local operations and classical communication (LOCC). We report the …
Generic aspects of the resource theory of quantum coherence
The class of incoherent operations induces a preorder on the set of quantum pure states,
defined by the possibility of converting one state into the other by transformations within the …
defined by the possibility of converting one state into the other by transformations within the …
Genuine three qubit Einstein–Podolsky–Rosen steering under decoherence: revealing hidden genuine steerability via pre-processing
S Gupta - Quantum Information Processing, 2023 - Springer
The behaviour of genuine EPR steering of three qubit states under various environmental
noises is investigated. In particular, we consider the two possible steering scenarios in the …
noises is investigated. In particular, we consider the two possible steering scenarios in the …
Significance of fidelity deviation in continuous-variable teleportation
Performance of quantum teleportation is typically measured by the average fidelity, an
overlap between the input and output states. Along with the first moment, we introduce the …
overlap between the input and output states. Along with the first moment, we introduce the …
Joint remote state preparation of an arbitrary single-qutrit state in noisy environment
C Jiang, YZ Wei, M Jiang - Pramana, 2024 - Springer
In this paper, a joint remote state preparation scheme for an arbitrary single-qutrit state is
proposed. First, we introduce how to remotely prepare an arbitrary single-qutrit state in the …
proposed. First, we introduce how to remotely prepare an arbitrary single-qutrit state in the …
Information theoretic resource-breaking channels
We present a framework of channels that break the resource associated with a given
quantum information processing task, in which entanglement is not adequate. In particular …
quantum information processing task, in which entanglement is not adequate. In particular …
Typical behaviour of genuine multimode entanglement of pure Gaussian states
S Roy - arXiv preprint arXiv:2404.17265, 2024 - arxiv.org
Trends of genuine entanglement in Haar uniformly generated multimode pure Gaussian
states with fixed average energy per mode are explored. A distance-based metric known as …
states with fixed average energy per mode are explored. A distance-based metric known as …