Robotic Vectorial Field Alignment for Spin-Based Quantum Sensors

Area of Science:

• Quantum Technologies
• Robotics
• Quantum Sensing

Background:

• Practical quantum technologies require precise manipulation of delicate quantum systems.
• Increasing experimental complexity in quantum applications necessitates advanced control techniques.
• Robotics offers smart, autonomous, and dexterous solutions for complex manipulation tasks.

Purpose of the Study:

• To demonstrate the integration of robotics with quantum sensing for enhanced control.
• To overcome limitations of standard techniques in manipulating quantum sensors in constrained environments.
• To enable precise vector magnetic field generation for spin-based quantum sensors.

Main Methods:

• Utilizing a robotic arm equipped with a magnet to interact with a nitrogen-vacancy (NV) center quantum magnetometer.
• Generating vector magnetic fields with high angular (1°) and amplitude (0.1 mT) accuracy.
• Determining the orientation of a single, stochastically-aligned spin-based sensor within a confined space.

Main Results:

• Successful sensitization of an NV center quantum magnetometer using a robotic arm in challenging conditions.
• Accurate vector magnetic field generation and sensor orientation determination achieved.
• Demonstrated feasibility of robotic manipulation for quantum sensors in constrained physical environments.

Conclusions:

• Robotics can be integrated with various quantum degrees of freedom in constrained settings.
• This integration enhances prototyping speed, control, and robustness for quantum technology applications.
• Opens new avenues for developing practical quantum technologies through advanced robotic manipulation.