1. Paul Scherrer Institut
Laboratory for Particle Physics

2. Location: Villigen, Canton of Aargau
Basel
Zürich
Bern
Genève

3. Campus
PSI East
Aare
psi forum
Auditorium
PSI West

4. Paul Scherrer ( )
Studied physics and mathematics at the Swiss Federal Institute of Technology (ETH) Zurich, in Königsberg and Göttingen in Germany
1920: Director of The Institute of Physics at the ETH Zurich. Became well-known for the clarity of his lectures
Researched X-ray scattering on crystals, liquids and gases. Later research work was in nuclear physics
1946: President of the Swiss Study Commission on Atomic Energy
Involved in the founding of CERN

5. Key Figures 2008 PSI funds (global budget) 238 MCHF
External funding 55 MCHF
Staff ~ 1280 PJ
Of which externally financed ~ 300 PJ
Doctoral students ~ 270
Apprentices 80
External users ~ 1700
Number of scientific publications ~ 800
PSI-employees with teaching duties at ETH and universities ~ 70

6. Budget 2008
Distribution by points of emphasis. 293 MCHF (PSI and third-party contributions)
Nuclear Energy Research
17 %
Particle Physics 14 %
General Energy Research 12 %
Solid State Physics and Materials Sciences
39 %
Life Sciences 18 %

7. Synchrotron Radiation
Structure of PSI
DIRECTORATE
Research Committee
Staff
Research
Department
Synchrotron Radiation
and Nano-
technology
Research
Department
Condensed
Matter Research
with Neutrons
and Muons
Research
Department
Particles
and Matter
Research
Department
Life Sciences
Research
Department
Nuclear
Energy and
Safety
Research
Department
General
Energy
Department
Large
Research
Facilities
Department
Logistics

8. TEM Department Laboratory for Particle Physics
Experimental group (~14 scientists, ~12 PhD students,1 technician)
Theory group (~7 scientists, ~4 PhD students)
Detector group (2 scientists, ~5 technicians)
Electronics group (~4 scientists, many technicians and “Lehrlinge”)
Ultra Cold Neutron Project
UCN-source
nEDM-experiment
Laboratory for Radiochemistry and Environmental Chemistry
Heavy elements (search for ultra heavy elements)
Surface chemistry (Investigation of surface chemistry processes relevant for atmospheric chemistry)
Proton irradiation facility (test of equipment for space)
Analytical chemistry (past atmosphere and climate)
Radwaste analytics (Development of analytical procedures to characterize nuclear waste samples)
Radiochemistry (Investigation of environmental processes with natural radioactive tracers)

9. Activities in the Experimental Particle Physics
CMS
Pixel (hardware only)
Construction of the pixel barrel
Development of ROC, sensor, interconnection technique (bump bonding), HDI, etc.
Construction of 800 modules and their integration
Electro-magnetic calorimeter
Development and burn-in of APDs
Low and medium energy physics (at PSI)
MEG look for the forbidden decay m  en (test of super symmetry)
m Life time (FAST and mLAN)
p  en branching ratio
Physics with UCNs
nEDM electro magnetic moment of the neutron

10. Projects involved All involvement comes from the PSI-pixel group
P2: Hybrid pixels detectors for upgrade of the LHC experiments
T. Rohe, PSI staff member, sensor development for CMS pixels
J. Sibille, ESR hired by the MC-PAD ITN
P9: Pixel readout electronics for upgrade of the LHC experiments
H.-C. Kaestli, PSI staff member, part of the design team for the CMS pixel chip
R. Horisberger, PSI staff member, head of the experimental group, CMS pixel project leader
N.N. ER to be hired

11. Infrastructure Proton-cyclotron
Very high current (1.8 mA) to drive the neutron source (SINQ)
2 graphite targets for 6 secondary beam lines (pions, muons)
Particle physics
Muon spin resonance mSR (investigation of magnetic properties of materials)
Resources of the pixel group (interesting for the MC-PAD network)
Testing equipment (probe station, test boards for readout of chips, etc.)
Interconnection (wire bonding, bump bonding) and mounting
Layout tools (Cadence)
Simulation tools (Synopsys) to be pursued (via Europractice)

12. Summary PSI is a large multi disciplinary research institute
Staff ~1300, annual budget ~290 MCHF
Runs several large facilities
Cyclotron
Neutron Source (SINQ)
Synchrotron (SLS)
Reactor (Proteus)
Large number of technical services and workshops
Interesting for all kind of “hardware related” research