3 papers
quant-ph2025
Quantum Seniority-based Subspace Expansion: Linear Combinations of Short-Circuit Unitary Transformations for the Electronic Structure Problem
Smik Patel, Praveen Jayakumar, Rick Huang +2
Quantum SENiority-based Subspace Expansion (Q-SENSE) is a hybrid quantum-classical algorithm that interpolates between the Variational Quantum Eigensolver (VQE) and Configuration I…
quant-ph2025
On the Feasibility of Exact Unitary Transformations for Many-body Hamiltonians
Praveen Jayakumar, Tao Zeng, Artur F. Izmaylov
Exact unitary transformations play a central role in the analysis and simulation of many-body quantum systems, yet the conditions under which they can be carried out exactly and ef…
quant-ph2025
Quantum Measurement for Quantum Chemistry on a Quantum Computer
Smik Patel, Praveen Jayakumar, Tzu-Ching Yen +1
Quantum chemistry is among the most promising applications of quantum computing, offering the potential to solve complex electronic structure problems more efficiently than classic…