3 papers
quant-ph2026
Quantum probe advantage in learning many-body systems
Wenzheng Dong, Andrew G. Green, Vlatko Vedral +1
Which properties of a quantum many-body system are operationally accessible is a central question underlying spectroscopy, thermodynamics, and quantum information science. Conventi…
quant-ph2025
An unbiased measure over the matrix product state manifold
Sebastian Leontica, Andrew G. Green
Matrix product states are useful representations for a large variety of naturally occurring quantum states. Studying their typical properties is important for understanding univers…
quant-ph2024
Zero-point energy of tensor fluctuations on the MPS manifold
Sebastian Leontica, Andrew G. Green
This work presents a method for studying low-energy physics in highly correlated magnetic systems using the matrix product state (MPS) manifold. We adapt the spin-wave approach, wh…