User guides

Getting started

Start exploring and evaluating quantum controls in less than five minutes

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Current and future workspaces

Learn about workspaces - a key organizational framework for features in BLACK OPAL

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Driven controls in the 1-qubit workspace

An overview of the features permitting control creation, evaluation, and deployment for single qubits

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Visualizing quantum states and dynamics

Representing the dynamic evolution of single-qubit and multi-qubit entangled states in NISQ machines

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Entangling gates in the 2-qubit workspace

Build error-robust multiqubit gates for leading technologies

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Error-robust parametric gates (2-qubit)

Parametrically driven two-qubit gates for superconducting circuits

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Error-robust Mølmer-Sørensen gates (2-qubit)

An introduction to modulated MS gates for trapped-ions

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Performing noise characterization

Gain actionable insights about the noise in your system to help you deploy optimized controls

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Defining noise power spectra

Learn how to define or import objects which capture realistic laboratory noise environments

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Optimization for driven controls

A guide to using the Q-CTRL control optimizer in the 1-qubit workspace

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Uploading and evaluating custom controls

Learn how to import your own quantum controls for comparison and performance evaluation

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Getting help

The methods for getting help and technical guidance in BLACK OPAL

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Understanding filter functions

Discover the core computational capability enabling efficient control comparisons

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Outputting controls

Data formats for BLACK OPAL outputs

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Performance metrics for single- and multi-qubit operations

Understand how we quantitatively compare the performance of quantum control operations

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Wiki

Comprehensive knowledge base of quantum control theory

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