Materials and Life Science Experimental Facility

Specifications of muon instruments

Layout of the instruments

【D1】 D1 instrument

1. Instrument D1 Instrument
2. Overview of instrument  
3. Contact Yasuhiro Miyake (KEK)
4. Secondary contact Wataru Higemoto (JAEA)
Contact Koichiro Shimomura (KEK)
TEL: 029-284-4706
E-mail: koichiro.shimomura@kek.jp
5. Information on instrument and equipment  
5.1 Beamline D1
5.2 Beam characteristics Surface muon or positive muon beam up to 50 MeV/c
Double pulse, single pulse with a width of 80 ns
5.3 Beam intensity (@300kW proton beam) 3.0×106 µ+/s
180M/hour event-rate (double pulse) for 20x20mm sample
5.4 Detector and magnetic field Detector : 640ch
Longitudinal magnetic field: 0.4T
Transverse magnetic field: 12mT
Zero magnetic field

Mini-Cryostat(conduction-type) 4-500K
Dilution Refrigerator(top-loading) 50mK
Infrared furnace 800 C
Vertical Cryostat(exchange gas-type) 2.2-300K

Pulse-synchronized flash-lamp 100W

Last updated: 09-June-2014



【D2】 D2 instrument

1. Instrument D2 Instrument
2. Overview of instrument  
3. Contact Yasuhiro Miyake (KEK)
TEL: 029-284-4624
E-mail: yasuhiro.miyake@kek.jp
4. Secondary contact Koichiro Shimomura (KEK)
Contact Koichiro Shimomura (KEK)
TEL: 029-284-4706
E-mail: koichiro.shimomura@kek.jp
5. Information on instrument and equipment  
5.1 Beamline D2
5.2 Beam characteristics Positive or Negative muon upto 50 MeV/c
5.3 Beam intensity (@300kW proton beam) 3.0×106 µ+/s
5.4 Detectors and magnetic field Open geometry incorporates user experimental setups

Last updated: 09-June-2014