Philippe Di Stefano

Philippe Di Stefano is a Professor in the Department of Physics, Engineering Physics & Astronomy at Queen's University, within the Faculty of Arts & Science. His research focuses on rare-event searches, including dark matter detection and cryogenic instrumentation. He leads projects such as DEAP/DarkSide/Argo at SNOLAB and the KDK experiment studying potassium decay. Key collaborations include DarkSide-20k and SuperCDMS. Di Stefano holds a PhD from Université Paris Sud and has held academic positions at Queen's since 2009. His work emphasizes cryogenic detectors, liquid argon technology, and background rejection in particle physics experiments.

Education:

• PhD, Université Paris Sud Orsay & CEA Saclay (1998)
• Habilitation, Université de Lyon (2008)
• Engineer, Ecole Centrale Paris (1995)

Research Interests:

• Cryogenic detectors for dark matter and geochronology
• Instrumentation at cryogenic temperatures
• Low-energy particle detection
• Scintillation and phonon detection in solids and liquids

Selected Publications Highlight:

Recent work includes advancements in DarkSide-20k detector design, precision measurements of rare decays (e.g., 40K), and studies on argon purification. Articles span detector calibration, background modeling, and novel materials for neutron detection.

Awards: No specific prizes mentioned, but contributions recognized through collaborative projects and experimental leadership.

Advising & Grants: Actively mentors students in experimental particle astrophysics. Research funded by collaborations involving international institutions and facilities like SNOLAB.

Labs/Teams: Principal investigator in DEAP, DarkSide, and KDK collaborations. Laboratory spaces include STI 374 and SNOLAB facilities.