2 papers
physics.soc-ph2025
Ashkin-Teller model with antiferromagnetic four-spin interactions: Interference effect between two conflicting issues
Cook Hyun Kim, Hoyun Choi, Joonsung Jung +1
Spin systems have emerged as powerful tools for understanding collective phenomena in complex systems. In this work, we investigate the Ashkin--Teller (AT) model on random scale-fr…
eess.SY2025
Community Energy Management System for Fast Frequency Response: A Hierarchical Control Approach
Joonsung Jung, Hyunjoong Kim, Hyunghwan Shin +1
The increase in renewable energy sources (RES) has reduced power system inertia, making frequency stabilization more challenging and highlighting the need for fast frequency respon…