collaborators

10 papers

quant-ph2025

Observation of an anomaly in the statistics of Kibble-Zurek defects

Jan Balewski, Alexey Khudorozhkov, Siva Darbha +8

The Kibble-Zurek mechanism quantifies defect formation during adiabatic passage across a continuous phase transition, providing key insights into universality in quantum many-body…

quant-ph2025

Quantum Data Representation via Circuit Partitioning and Reintegration

Ziqing Guo, Jan Balewski, Kewen Xiao +1

Quantum data encoding (QDE) enables faster com-putations than classical algorithms through superposition and en-tanglement. Circuit cutting and knitting are effective techniques fo…

quant-ph2025

Quantum Approximate Walk Algorithm

Ziqing Guo, Jan Balewski, Wenshuo Hu +2

The encoding of classical to quantum data mapping through trigonometric functions within arithmetic-based quantum computation algorithms leads to the exploitation of multivariate d…

quant-ph2025

Probing emergent prethermal dynamics and resonant melting on a programmable quantum simulator

Siva Darbha, Alexey Khudorozhkov, Pedro L. S. Lopes +11

The dynamics of isolated quantum systems following a sudden quench plays a central role in many areas of material science, high-energy physics, and quantum chemistry. Featuring com…

quant-ph2025

Quantum Computing Technology Roadmaps and Capability Assessment for Scientific Computing -- An analysis of use cases from the NERSC workload

Daan Camps, Ermal Rrapaj, Katherine Klymko +6

The National Energy Research Scientific Computing Center (NERSC), as the high-performance computing (HPC) facility for the Department of Energy's Office of Science, recognizes the…

quant-ph2025

Vectorized Attention with Learnable Encoding for Quantum Transformer

Ziqing Guo, Ziwen Pan, Alex Khan +1

Vectorized quantum block encoding provides a way to embed classical data into Hilbert space, offering a pathway for quantum models, such as Quantum Transformers (QT), that replace…