Source notes

Sources & image credits.

This website uses source-linked research information, institutional photographs, and historical material supplied by Pietro Musumeci.

Photographs & research illustrations

Pietro Musumeci faculty portrait (200 × 200 pixels; older portrait).

UCLA Department of Physics & Astronomy; photographer not identified on source page.

Original source ↗

Historical Pegasus diagnostics layout, schematic (not a laboratory photograph).

UCLA Particle Beam Physics Laboratory (PBPL); individual creator not identified.

Original source ↗

Pegasus THz FEL beamline schematic with tapered undulator and terahertz diagnostics.

UCLA Particle Beam Physics Laboratory (PBPL); individual creator not identified.

Original source ↗

2026 UCLA laboratory collaboration photo. Left to right: Sam Quinn, Ziteng Liu, Ron Tal, Anshul Kogar, Pietro Musumeci.

Photo: Penny Jennings / UCLA Division of Physical Sciences.

Original source ↗

Concept rendering of PBPL's ultra-compact X-ray free-electron laser; conceptual layout, not a photograph of installed hardware.

UCLA Particle Beam Physics Laboratory (PBPL); individual creator not identified.

Original source ↗

Historical postdoctoral portraits

Renkai Li, Jared Maxson, Jorge Giner Navarro, and Xinglai Shen. Photographs supplied by Pietro Musumeci.

Biographical & institutional sources

Publication titles link to their records on the publications page.