5 papers
Entanglement Structure Across Phase Transitions in 1D Rydberg Atom Arrays
Hyeonjun Yeo, Kabgyun Jeong, Hyunchul Nha
Multipartite quantum entanglement plays a crucial role in the emergence of different quantum phases and their transitions in quantum many-body systems. It is of general interest to…
Rodeo Filtering for Direct Steady-State Estimation in Open Quantum Systems
Hyeonjun Yeo, Jongin Jeong, Soyoung Shin +1
Computing non-equilibrium steady states of open quantum systems is a challenging task on conventional computers, motivating quantum algorithms for direct steady-state estimation. A…
Reducing Circuit Depth in Quantum State Preparation for Quantum Simulation Using Measurements and Feedforward
Hyeonjun Yeo, Ha Eum Kim, IlKwon Sohn +1
Reducing circuit depth and identifying an optimal trade-off between circuit depth and width is crucial for successful quantum computation. In this context, midcircuit measurement a…
Designing Minimalistic Variational Quantum Ansatz Inspired by Algorithmic Cooling
Soyoung Shin, Ha Eum Kim, Hyeonjun Yeo +3
This study introduces a novel minimalistic variational quantum ansatz inspired by algorithmic cooling principles. The proposed Heat Exchange algorithmic cooling ansatz (HE ansatz)…
Disentangling quantum neural networks for unified estimation of quantum entropies and distance measures
Myeongjin Shin, Seungwoo Lee, Junseo Lee +4
The estimation of quantum entropies and distance measures, such as von Neumann entropy, Rényi entropy, Tsallis entropy, trace distance, and fidelity-induced distances such as the…