collaborators

7 papers

quant-ph2026

A 12-CNOT Double Qubit Excitation Gate

Irfansha Shaik

In this work, we presented, to the best of our knowledge, the first reported 12-CNOT decomposition of the double qubit excitation operator. We compared our new circuit with the pre…

quant-ph2025

Fault-tolerant quantum computations of vibrational wave functions

Marco Majland, Rasmus Berg Jensen, Patrick Ettenhuber +3

Quantum computation of vibrational properties of molecules is a promising platform to obtain computational advantages for computational chemistry. However, fault-tolerant quantum c…

cs.LO2025

Explanations for Unrealizability of Infinite-State Safety Shields

Andoni Rodriguez, Irfansha Shaik, Davide Corsi +2

Safe Reinforcement Learning focuses on developing optimal policies while ensuring safety. A popular method to address such task is shielding, in which a correct-by-construction saf…

quant-ph2025

Practical Subarchitectures for Optimal Quantum Layout Synthesis

Kostiantyn V. Milkevych, Jaco van de Pol, Irfansha Shaik

Quantum Layout Synthesis (QLS) maps a logical quantum circuit to a physical quantum platform. Optimal QLS minimizes circuit size and depth, which is essential to reduce the noise o…

quant-ph2025

Depth-Optimal Quantum Layout Synthesis as SAT

Anna B. Jakobsen, Anders B. Clausen, Jaco van de Pol +1

Quantum circuits consist of gates applied to qubits. Current quantum hardware platforms impose connectivity restrictions on binary CX gates. Hence, Layout Synthesis is an important…

quant-ph2025

Calculating the energy profile of an enzymatic reaction on a quantum computer

Patrick Ettenhuber, Mads Bøttger Hansen, Irfansha Shaik +7

Quantum computing (QC) provides a promising avenue toward enabling quantum chemistry calculations, which are classically impossible due to a computational complexity that increases…