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20152026
most citedCharacterizing nonclassical correlations via local quantum Fisher information

102 citations

Showing 2018Show all

7 papers · 1 filter

gr-qc2018★ 31 cited

Thermal fluctuations to thermodynamics of non-rotating BTZ black hole

Nadeem-ul-islam, Prince A. Ganai, Sudhaker Upadhyay

In this paper, we discuss the effect of small statistical thermal fluctuations around the equilibrium on the thermodynamics of small non-rotating BTZ black hole. This is done by ev…

gr-qc2018★ 61 cited

Leading-order corrections to charged rotating AdS black holes thermodynamics

Sudhaker Upadhyay

In this paper, we consider a charged rotating AdS black holes in four dimensions and study the effects of leading-order thermal corrections on the thermodynamics of such system exp…

quant-ph2018★ 35 cited

Partial coherence and quantum correlation with fidelity and affinity distances

Chunhe Xiong, Asutosh Kumar, Minyi Huang +3

A fundamental task in any physical theory is to quantify certain physical quantity in a meaningful way. In this paper we show that both fidelity distance and affinity distance sati…

quant-ph2018★ 30 cited

Interrelation between Partial Coherence and Quantum Correlations

Sunho Kim, Longsuo Li, Asutosh Kumar +1

Both coherence and entanglement stem from the superposition principle, capture quantumness of a physical system, and play a central role in quantum physics. In a multipartite quant…

quant-ph2018★ 13 cited

Protocol for unambiguous quantum state discrimination using quantum coherence

Sunho Kim, Longsuo Li, Asutosh Kumar +5

Roa et al. showed that quantum state discrimination between two nonorthogonal quantum states does not require quantum entanglement but quantum dissonance only. We find that quantum…

quant-ph2018★ 54 cited

Family of coherence measures and duality between quantum coherence and path distinguishability

Chunhe Xiong, Asutosh Kumar, Junde Wu

Coherence measures and their operational interpretations lay the cornerstone of coherence theory. In this paper, we introduce a class of coherence measures with -affinity, say $…