極冷ミューオンビーム実現のためのミューオニウム標的開発

501
110
KEK
[email protected]
[email protected]
2016
8
22
(T)
1
P
C
T
EDM
P
T
CPT
27
T
CP
CP
g-2/EDM
BNL E821
g-2
0.54ppm
3
σ
2
[3]
J-PARC
H
[1]
g-2
EDM
[4]
2.1
g-2
g
g
1970
2
BNL
CERN
(BNL-E821)
BNL-E821
g
g
2
EDM
3 GeV/
14
m
(g-2)
g-2
BNL-E821
[2]
3 GeV/
(EDM)
14 m
(P)
(C)
0.17 ppm
BNL
FNAL
502
111
1
J-PARC
g-2/EDM
FNAL-E989
BNL-E821
3σ
g-2
300 MeV/
[5]
[3]
1,200
66 cm
2.2 J-PARC g-2/EDM
[6, 7]
2015
FNAL-E989
BNL-E821
g-2
BNL-FNAL
3.
3.1
g-2
μ+
BNL-E821
FNAL-E989
g-2
g-2/EDM
EDM
1 eV
KEK
4 MeV
1
J-PARC
H
cm
503
112
μ
T
M
12
10 nm
(1 eV
)
[15]
1
3.2
[9, 10]
[11]
KEK [12]
RAL
J-PARC
[13]
DC
J-PARC [14]
g-2/EDM
2009
TRIUMF
S1249
TRIUMF
Glen Marshall, Art Olin, George Beer
1980
TWIST
RAL
KEK
2011
[17]
TRIUMF M15
2[18]
504
113
3
TRIUMF
2013
NaI
J-PARC
g-2/EDM
4
2
TRIUMF
400 μm
2011
4
(0.03, 0.05, 0.10, 0.19 g/cm )
4
(0.2 mm
3
[18]
)
J-PARC
(100 μm
)
1
2 mm
10 nm
30 mg/cc
S/N
1/100
100
1/5
2010
g-2/EDM
M9
5
m
505
114
2013
10
TRIUMF
4
5
3
RAL
4
3
[19-21]
2
100
1
g-2/EDM
10
10
5
5
RAL
J-PARC
5 keV
J-PARC
D
IH-DTL [25]
TRIUMF
RF
DAW
Disk-loaded
210 MeV
[22-23]
RFQ
5 keV
[24]
J-PARC
LINAC
RFQ
340 keV
[26]
[27]
11
TRIUMF
1
J-PARC
3.3
g-2/EDM
506
115
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