• Develop a systematic assembly and alignment procedure for quantum sources that enables reliable manufacturing of compact high-performance quantum sources.​
• The procedure shall facilitate the manufacturing of quantum sources by non-experts in the field and enable future automation of the process.​

Achievements and status: ​

• Established computational methods to determine component tolerances for entangled photon sources using a combination of quantum mechanical simulations and classical optics simulations.​
• Quantitative trade-off between various alignment procedures based on actual performance metrics.​
• Assessment of suitable alignment and bonding technologies.​
• Established systematic alignment and assembly procedure to achieve state-of-the-art performance for a quantum source.​
• Identified suitable feedback measurements and alignment precisions for each feedback signal.​
• Development of a step-by-step alignment process accessible for non-quantum experts​

​Benefits: ​

• A systematic and reliable assembly procedure enables manufacturing and further product development of quantum sources.​
• Results enable transfer of technology from laboratory demonstrators to industrial manufacturing.​