3 papers
quant-ph2025
Photonic Simulation of Beyond-Quantum Nonlocal Correlations (e.g. Popescu-Rohrlich Box) with Non-Signaling Quantum Resources
Kunal Shukla, Anirudh Verma, Kanad Sengupta +3
Bell nonlocality exemplifies the most profound departure of quantum theory from classical realism. Yet, the extent of nonlocality in quantum theory is intrinsically bounded, fallin…
quant-ph2025
Accelerated first detection in discrete-time quantum walks using sharp restarts
Kunal Shukla, Riddhi Chatterjee, C. M. Chandrashekar
Restart is a common strategy observed in nature that accelerates first-passage processes and has been extensively studied using classical random walks. In the quantum regime, resta…
quant-ph2024
Quantum magnetometry using discrete-time quantum walk
Kunal Shukla, C. M. Chandrashekar
Quantum magnetometry uses quantum resources to measure magnetic fields with precision and accuracy that cannot be achieved by its classical counterparts. In this paper, we propose…