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Personal Data

PD Dr. Christian Buck
addressMax-Planck-Institut für Kernphysik (MPIK)
Max Planck Institute for Nuclear Physics
Saupfercheckweg 1
69117 Heidelberg
Germany
emailchristian.buck@mpi-hd.mpg.de
phone+ 49 (0)6221 516-815
Executive Assistant: Anja Berneiser, -829
researchneutrino physics, CEvNS, dark matter, axions, liquid scintillators

Main Responsibilities

CONUS+ Experiment

 
  • Co-spokesperson
 

IAXO Experiment

 
  • Local coordinator
 

Max Planck Institute for Nuclear Physics

 
  • Group Leader
 

Academic History

2024 Habilitation at Heidelberg University: „Neutrino detection at nuclear reactors“
 
 
From 2007 Permanent scientific staff at the Max-Planck-Institut für Kernphysik 
2005 Invited, funded research stay at CEA Saclay (3 months) 
2004-2007 Postdoctoral researcher at Max-Planck-Institut für Kernphysik,
Independent junior research group of Dr. Stefan Schönert
 
 
2004 PhD thesis at the Heidelberg University
Supervision: Prof. Dr. W. Hampel & Dr. Stefan Schönert
Title: “Development of metal loaded liquid scintillator for
future detectors to investigate neutrino properties”
Fellowship: Graduiertenkolleg, University Heidelberg
 
 
2001 Diploma at the Heidelberg University
Supervision: Prof. Dr. Till Kirsten
Title: Radonmessungen an Teilsystemen des Sonnenneutrinoexperiments Borexino
 

 

Former work at completed experiments

CONUSProject Co-leader 
 
Double Chooz 

Main Tasks:

  • Scintillator development, characterization & production
  • Liquid handling & gas systems
  • Detector filling & calibration

Roles:

  • Liquid Working Group Leader
  • Analysis Coordinator (EU Cluster)
  • Executive Board Member
  • Reading Committee Member
  • Filling Coordinator
     
 
Stereo 

Main Tasks:

  • Scintillator development, characterization & production
  • Liquid handling & gas systems
  • Detector filling
  • Supervision of analysis (detection efficiency) & simulation studies (optical model)

Roles:

  • Executive Board Member
 
NuciferGadolinium-loaded scintillator production
 
 
LENSDevelopment of metal loaded liquid scintillators and background studies in the Low Background Facility (LLBF) at Gran Sasso
 
 
BorexinoRadon Measurements
 

Innovation

2022 Co-inventor of patent EP3848943B1: "Apparatus and method for real time precision measurement of the thermal power of a fission nuclear reactor”
2019 Development of a novel opaque scintillator for neutrino detection: "NoWaSH" 

Academic Engagement (selection)

Member of local organising committee (MPIK)
2019, 2011 ISAPP school
2018 Neutrino Conference 
2015 WIN Conference 
2009, 2007 LAUNCH (Low-energy Astroparticle Underground Neutrino
& Cosmology in Heidelberg) Workshop
 

Co-chair of
2026 Magnificent CEvNS workshop 
2018 ESCAPE workshop 

International advisory committee
2024 Neutrino 2024 conference (Milano) 
2021 SNO+ liquid scintillator review panel 
Peer Review & Grant Evaluation
From 2009 Referee for research grants (eg. ERC, ANR) and several journals 

Publications

 

Selection

 

 

  •  
Direct observation of coherent elastic antineutrino–nucleus scattering
CONUS Collaboration
Nature 643 (2025) 8074, 1229-1233 (corresponding author)
 

 

  •  
STEREO neutrino spectrum of 235U fission rejects sterile neutrino hypothesis
Stereo Collaboration
Nature 613 (2023) 7943, 257-261
 

 

  •  
Constraints on elastic neutrino nucleus scattering in the fully coherent regime from the CONUS experiment
CONUS Collaboration
Phys.Rev.Lett. 126 (2021) 4, 041804
 

 

  •  
Double Chooz θ13​ measurement via total neutron capture detection
Double Chooz Collaboration
Nature Phys. 16 (2020) 5, 558-564 (corresponding author)
 

 

  •  
Novel Opaque Scintillator for Neutrino Detection
C. Buck, B. Gramlich and S. Schoppmann
JINST 14 (2019) 11, P11007
 

 

  •  
Metal-loaded organic scintillators for neutrino physics
C. Buck and M. Yeh
J.Phys.G 43 (2016) 9, 093001 (corresponding author)
 

 

  •  
Reactor electron antineutrino disappearance in the Double Chooz experiment
Double Chooz Collaboration
Phys.Rev.Lett. 108 (2012) 131801
 

 

  •  
Large scale Gd-beta-diketonate based organic liquid scintillator production for antineutrino detection
C. Buck, et al.
JINST 7 (2012) P06008
 

 

Full list of publications in iNSPIRE & ORCiD
Publications from the Astroparticle Physics Division
 

Lectures, seminars, tutorials & schools

2025

WS:

SS:

Experimentalphysik I (PEP1) -Tutor

Lecture: Neutrino physics, theory and experiments

Experimentalphysik IV (PEP4) -Tutor

 
2024

WS:

SS:

Experimentalphysik I (PEP1) -Tutor

Seminar: Neutrinos, Dark Matter, BSM

Experimentalphysik II (PEP2) -Tutor

 
2023

WS:

SS:

Experimentalphysik I (PEP1) -Tutor

Seminar Dark Matter and Neutrinos

 
2022

WS:

SS:

Lecture: Key experiments in neutrino physics

Experimentalphysik II (PEP2) -Tutor

 
2021

WS:

Experimentalphysik I (PEP1) -Tutor