6 papers
Optimal Displacement Sensing with Spin-Dependent Squeezed States
Liam J. Bond, Christophe H. Valahu, Athreya Shankar +2
Displacement sensing is a fundamental task in metrology. However, the development of quantum-enhanced sensors that fully utilize the available degrees of freedom in many-body quant…
Programmable quantum simulation of anharmonic dynamics
Cameron McGarry, Teerawat Chalermpusitarak, Kai Schwennicke +9
Continuous-variable-discrete-variable (CV-DV) quantum simulators offer a natural route to simulating bosonic dynamics relevant to many branches of physics and chemistry. However, p…
Engineering continuous-variable entanglement in mechanical oscillators with optimal control
Maverick J. Millican, Vassili G. Matsos, Christophe H. Valahu +3
We demonstrate an optimal quantum control strategy for the deterministic preparation of entangled harmonic oscillator states in trapped ions. The protocol employs dynamical phase m…
Quantum-Enhanced Multi-Parameter Sensing in a Single Mode
Christophe H. Valahu, Matthew P. Stafford, Zixin Huang +7
Precision metrology underpins scientific and technological advancements. Quantum metrology offers a pathway to surpass classical sensing limits by leveraging quantum states and mea…
Simulating open-system molecular dynamics on analog quantum computers
V. C. Olaya-Agudelo, B. Stewart, C. H. Valahu +6
Interactions of molecules with their environment influence the course and outcome of almost all chemical reactions. However, classical computers struggle to accurately simulate com…
Experimental Quantum Simulation of Chemical Dynamics
T. Navickas, R. J. MacDonell, C. H. Valahu +10
Accurate simulation of dynamical processes in molecules and reactions is among the most challenging problems in quantum chemistry. Quantum computers promise efficient chemical simu…