Alessandro Buzzi

Research

• Quantum photonics and color centers

  MEMS-based spectral tuning and nanoscale localization of silicon color centers. Foundry-compatible integration of diamond quantum microchiplets for scalable quantum photonic systems.

• Heterogeneous photonic integration

  Micro-transfer printing of lasers, gain media, nonlinear materials, and detectors onto photonic platforms for heterogeneous integration of active devices.

• AI-driven characterization and control

  Machine learning and automation workflows for photonic crystal cavity analysis, process-parameter extraction, and large-scale optimization of optical interconnects and photonic computing devices.

Publications

1. 2026

   Foundry-Enabled Patterning of Diamond Quantum Microchiplets for Scalable Quantum Photonics

   A. Buzzi, J. Almutlaq, A. Khaykin, L. Li, W. Yzaguirre, M. Sirotin, G. Gilbert, G. Clark, D. Englund

   arXiv preprint

2. 2025

   Spectral tuning and nanoscale localization of single color centers in silicon via controllable strain

   A. Buzzi, C. Papon, M. Pirro, O. Hooybergs, H. Raniwala, V. Saggio, C. Errando-Herranz, D. Englund

   Nature Communications 16, 8829

3. 2025

   A superconducting full-wave bridge rectifier

   M. Castellani, O. Medeiros, A. Buzzi, R. A. Foster, M. Colangelo, K. K. Berggren

   Nature Electronics 8, 417–425

4. 2025

   End-to-end physics-based modeling of laser-activated color centers in silicon

   Q. Gu, V. Saggio, C. Papon, A. Buzzi, I. Christen, C. Panuski, C. Errando-Herranz, D. Englund

   arXiv preprint

5. 2024

   Nanocryotron ripple counter integrated with a superconducting nanowire single-photon detector for megapixel arrays

   M. Castellani, O. Medeiros, R. A. Foster, A. Buzzi, M. Colangelo, J. C. Bienfang, A. Restelli, K. K. Berggren

   Physical Review Applied 22, 024020

6. 2023

   A nanocryotron memory and logic family

   A. Buzzi, M. Castellani, R. A. Foster, O. Medeiros, M. Colangelo, K. K. Berggren

   Applied Physics Letters 122, 142601

7. 2023

   A superconducting nanowire binary shift register

   R. A. Foster, M. Castellani, A. Buzzi, O. Medeiros, M. Colangelo, K. K. Berggren

   Applied Physics Letters 122, 152601

Contact

The clearest public references are Google Scholar and LinkedIn. More material is in progress.