2 papers
quant-ph2019
Coherence Fraction
Sumana Karmakar, Ajoy Sen, Indrani Chattopadhyay +2
The concept of entanglement fraction is generalized to define coherence fraction of a quantum state. Precisely, it quantifies the proximity of a quantum state to maximally coherent…
quant-ph2017
Performance of quantum cloning and deleting machines over coherence
Sumana Karmakar, Ajoy Sen, Debasis Sarkar
Coherence, being at the heart of interference phenomena, is found to be an useful resource in quantum information theory. Here we want to understand quantum coherence under the com…