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Application notes

See how we have applied Boulder Opal to solve major challenges in the field

Superconducting quantum computing

Designing noise-robust single-qubit gates for IBM Qiskit
Increasing robustness against dephasing and control noise using Boulder Opal pulses
Performing model-based robust optimization for the cross-resonance gate
Increasing robustness against crosstalk in a two-qubit entangling operation
Demonstrating SU(3) gates on superconducting hardware
Hamiltonian-agnostic rapid tune-up of an arbitrary unitary on a qutrit
Designing fast optimal SNAP gates in superconducting resonators
Engineering fast, leakage-free gates in superconducting cavity-qubit systems
Performing optimal Fock state generation in superconducting resonators
Engineering fast cavity state generation in superconducting cavity-qubit systems
Improving readout performance in superconducting qubits using machine learning
Using Boulder Opal discriminators and optimized measurement parameters to boost readout performance
Designing error-robust digital SFQ controls for superconducting qubits
Generating single flux quantum gates robust to leakage and frequency drift
Performing noise spectroscopy in superconducting hardware
Reconstructing noise power spectrum density in transmon qubits using dynamical decoupling sequences

Atomic quantum computing

Designing robust, configurable, parallel gates for large trapped-ion arrays
Obtaining control solutions for parallel and specifiable multi-qubit gates using Boulder Opal pulses
Designing robust Mølmer–Sørensen gates with parametric trap drive amplification
Obtaining control solutions for two-qubit gates with modulation of the confining potential
Generating highly-entangled states in large Rydberg-atom arrays
Generating high-fidelity GHZ states using Boulder Opal pulses

Quantum sensing

Performing narrow-band magnetic-field spectroscopy with NV centers
Using Boulder Opal spectrum reconstruction tools to perform provably optimal leakage-free sensing with spectrally concentrated Slepian pulses
Boosting signal-to-noise by 10X in cold-atom sensors using robust control
Using Boulder Opal robust Raman pulses to boost fringe contrast in tight-SWAP cold atom interferometers by an order of magnitude