papers

Publications (9)

quant-ph2024

Simulating Chemistry on Bosonic Quantum Devices

Rishab Dutta, Delmar G. A. Cabral, Ningyi Lyu +23

Bosonic quantum devices offer a novel approach to realize quantum computations, where the quantum two-level system (qubit) is replaced with the quantum (an)harmonic oscillator (qum…

cs.LG2024

Kernel-Elastic Autoencoder for Molecular Design

Haote Li, Yu Shee, Brandon Allen +2

We introduce the Kernel-Elastic Autoencoder (KAE), a self-supervised generative model based on the transformer architecture with enhanced performance for molecular design. KAE is f…

quant-ph2026

Statistical Quantum Phase Estimation: Extensions and Practical Considerations

Amit Surana, Brandon Allen

We present several refinements and extensions of the statistical quantum phase estimation (SQPE) framework to address some of its key practical limitations, improving its applicabi…

quant-ph2026

Asymmetry Control in a Parametric Oscillator for the Quantum Simulation of Chemical Activation

Alejandro Cros Carrillo de Albornoz, Rodrigo G. Cortiñas, Max Schäfer +8

Dissipative tunneling remains a cornerstone effect in quantum mechanics. In chemistry, it plays a crucial role in governing the rates of chemical reactions, often modeled as the mo…

quant-ph2024

Characterizing conical intersections of nucleobases on quantum computers

Yuchen Wang, Cameron Cianci, Irma Avdic +7

Hybrid quantum-classical computing algorithms offer significant potential for accelerating the calculation of the electronic structure of strongly correlated molecules. In this wor…

quant-ph2025

Error-Mitigation Enabled Multicomponent Quantum Simulations Beyond the Born-Oppenheimer Approximation

Delmar G. A. Cabral, Brandon Allen, Fabijan Pavošević +6

We introduce a multicomponent unitary coupled cluster framework for quantum simulations of molecular systems that incorporate both electronic and nuclear quantum effects beyond the…

quant-ph2026

Solving Constrained Optimization Problems Using Hybrid Qubit-Qumode Quantum Devices

Rishab Dutta, Brandon Allen, Chuzhi Xu +8

Variational Quantum Algorithms (VQAs) provide a promising framework for tackling complex optimization problems on near-term quantum hardware. Here, we demonstrate that hybrid qubit…

quant-ph2022

Variational quantum iterative power algorithms for global optimization

Thi Ha Kyaw, Micheline B. Soley, Brandon Allen +4

We introduce a family of variational quantum algorithms called quantum iterative power algorithms (QIPA) that outperform existing hybrid near-term quantum algorithms of the same ki…

hep-ex2015

Dark Matter Benchmark Models for Early LHC Run-2 Searches: Report of the ATLAS/CMS Dark Matter Forum

Daniel Abercrombie, Nural Akchurin, Ece Akilli +136

This document is the final report of the ATLAS-CMS Dark Matter Forum, a forum organized by the ATLAS and CMS collaborations with the participation of experts on theories of Dark Ma…