collaborators

8 papers

eess.SP2026

Compact Microstrip Triplexer Using Square Open-Loop Resonators with High Isolation for 5G Sub-6 GHz Applications

Bhaskarareddy N C, Rashmi Ravi, Augustine O. Nwajana

The rapid proliferation of multi-standard 5G New Radio sub-6 GHz systems have intensified the demand for compact, high-isolation multiplexing components capable of simultaneously r…

cond-mat.str-el2026

Optimized Tensor-Network Renormalization for Quantum Dynamics: Resolving the Spectral Function of

Jiahang Hu, Runze Chi, B. Normand +2

Tensor-network methods have opened a powerful route for the study of dynamical spectral functions in two-dimensional quantum systems. However, existing approaches within the framew…

cond-mat.str-el2026

Dynamical Spectral Function of the Kagome Quantum Spin Liquid

Jiahang Hu, Runze Chi, Yibin Guo +3

Quantum spin liquids (QSLs) host exotic fractionalized magnetic and gauge-field excitations whose microscopic origins and experimental verification remain frustratingly elusive. In…

math.NA2025

Computing excited states with isometric tensor networks in two-dimensions

Alec Dektor, Runze Chi, Roel Van Beeumen +1

We present a new subspace iteration method for computing low-lying eigenpairs (excited states) of high-dimensional quantum many-body Hamiltonians with nearest neighbor interactions…

cond-mat.str-el2025

Possible Observation of Quadrupole Waves in Spin Nematics

Jieming Sheng, Jiahang Hu, Lei Xu +15

Discovery of new states of matter is a key objective in modern condensed matter physics, which often leads to revolutionary technological advancements such as superconductivity. Qu…

cond-mat.str-el2025

Towards an exact electronic quantum many-body treatment of Kondo correlation in magnetic impurities

Tianyu Zhu, Linqing Peng, Huanchen Zhai +3

The Kondo effect is a prototypical quantum phenomenon arising from the interaction between localized electrons in a magnetic impurity and itinerant electrons in a metallic host. Al…