3 papers
quant-ph2026
Optimizing Subspace Expansion in Quantum Chemistry through Operator Selection and Reference State Choice
Konstantin Lamp, Alejandro D. Somoza, Elias Walter +4
The Virtual Quantum Subspace Expansion (VQSE) extends the Variational Quantum Eigensolver (VQE) by leveraging additional measurements on the reference state to capture the influenc…
quant-ph2025
What is a good use case for quantum computers?
Michael Marthaler, Peter Pinski, Vladimir Rybkin +3
Identify, Transform, Benchmark, Show Quantum Advantage (ITBQ): Evaluating use cases for quantum computers. We introduce a four-step framework for assessing quantum computing applic…
quant-ph2025
Truncated Variational Hamiltonian Ansatz: efficient quantum circuit design for quantum chemistry and material science
Clemens Possel, Walter Hahn, Reza Shirazi +4
Quantum computing has the potential to revolutionize quantum chemistry and material science by offering solutions to complex problems unattainable with classical computers. However…