activity
20242026
collaborators

6 papers

quant-ph2026

Mitigating errors in state preparation and measurement with noncomputational states

Conrad J. Haupt, Almudena Carrera Vazquez, Laurin E. Fischer +2

Error mitigation has enabled quantum computing applications with over one hundred qubits and deep circuits. Many error mitigation methods are noise-aware, relying on a faithful cha…

quant-ph2026

Disambiguating Pauli noise in quantum computers

Edward H. Chen, Senrui Chen, Laurin E. Fischer +7

To successfully perform quantum computations, it is often necessary to first accurately characterize the noise in the underlying hardware. However, it is well known that fundamenta…

quant-ph2026

Enabling large-scale digital quantum simulations with superconducting qubits

Laurin E. Fischer

Quantum computing promises to revolutionize several scientific and technological domains through fundamentally new ways of processing information. Among its most compelling applica…

quant-ph2025

Large-scale implementation of quantum subspace expansion with classical shadows

Laurin E. Fischer, Daniel Bultrini, Ivano Tavernelli +1

Quantum subspace expansion (QSE) offers promising avenues to perform spectral calculations on quantum processors but comes with a large measurement overhead. Informationally comple…

quant-ph2024

Dynamical simulations of many-body quantum chaos on a quantum computer

Laurin E. Fischer, Matea Leahy, Andrew Eddins +16

Quantum circuits with local unitaries have emerged as a rich playground for the exploration of many-body quantum dynamics of discrete-time systems. While the intrinsic locality mak…

quant-ph2024

Hardware-Tailored Diagonalization Circuits

Daniel Miller, Laurin E. Fischer, Kyano Levi +5

A central building block of many quantum algorithms is the diagonalization of Pauli operators. Although it is always possible to construct a quantum circuit that simultaneously dia…