collaborators

6 papers

quant-ph2026

A Validation Framework for Quantum Simulation of Spin Dynamics against Inelastic Neutron Scattering and Classical Simulation

Gilles Buchs, Elaine Wong, Anshumitra Baul +15

Quantitative validation of quantum simulations of dynamical spin response remains challenging because experiment, classical simulation, and quantum simulation do not produce the sa…

quant-ph2026

Benchmarking quantum simulation with neutron-scattering experiments

Yi-Ting Lee, Keerthi Kumaran, Bibek Pokharel +7

Realistic simulation of quantum materials is a central goal of quantum computation. Although quantum processors have advanced rapidly in scale and fidelity, it has remained unclear…

quant-ph2025

Robust Chiral Edge Dynamics of a Kitaev Honeycomb on a Trapped Ion Processor

Ammar Ali, Joe Gibbs, Keerthi Kumaran +6

Kitaev's honeycomb model is a paradigmatic exactly solvable system hosting a quantum spin liquid with non-Abelian anyons and topologically protected edge modes, offering a platform…

quant-ph2025

Superdiffusion resilience in Heisenberg Chains with 2D interactions on a quantum processor

Keerthi Kumaran, Manas Sajjan, Bibek Pokharel +7

Observing superdiffusive scaling in the spin transport of the integrable 1D Heisenberg model is one of the key discoveries in non-equilibrium quantum many-body physics. Despite thi…

quant-ph2025

Transmon qutrit-based simulation of spin-1 AKLT systems

Keerthi Kumaran, Faisal Alam, Norhan Eassa +5

Qutrit-based quantum circuits could help reduce the overall circuit depths, and hence the effect of noise, when the system of interest has a local dimension of three. Accessing sec…

quant-ph2025

Digital Quantum Simulation of Spin Transport

Yi-Ting Lee, Bibek Pokharel, Jeffrey Cohn +2

Understanding transport phenomena in quantum spin systems has long intrigued physicists due to their potential applications in spintronic devices and spin qubits. Here, using a sup…