Aerogel RICH beamtest Jun 2004

Aerogel RICH Beamtest Jun 2004 at T1 PS-beamline at KEK - Run Info.

New Aerogel sample

RICH1 HV = 1100V
Distance from Photon detector to Aerogel = 200mm

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe(within 3 sigma)	Comment
50	KD-22
52	KD-22+KD-24
54	KD-27
56	KD-27+KD-28

Aerogel index --> KD2-2:1.053 KD2-9:1.053 KD2-7:1.048 KD2-7:1.048

2 layer Aerogel

Focusing

OH2-3:1.052+1.060 OH2-4:1.054+1.063 OH2-5:1.056+1.062 OH-6u:1.054 OH-4u:1.055 OH-6d:1.0615

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe(within 3 sigma)	Comment
154	OH2-3
156	OH2-4
157	OH2-5
164	OH-4u+OH-6d
163	OH-6u+OH-4u

Defocusing

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe(within 3 sigma)	Comment
158	OL2-1
159	OL-6u
160	OL-1d
161	OL-1d+OL-6u

Dual radiator Run

Focuing

Run	RICH1 Aeroge	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
66	MD-6+MD-9
67	MD-6+MD-9+MD-8
70	MD-6+MD-9+MD-8+MD-10
72	MD-4+MD-5 (d=180mm)
71	MD-6+MD-9+MD-4+MD-9

Aerogel index --> MD-6:1.047 MD-9:1.046 MD-4:1.056 MD-5:1.056

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
74	MD-9
206	KD-23 (d=190mm)
83	MD-2 (d=180mm)
84	MD-1 (d=170mm)
76	MD-9+KD-23
77	MD-9+KD-23+MD-2
78	MD-9+KD-23+MD-2+MD-1

Aerogel index --> MD-9:1.046 KD-23:1.051 MD-2:1.056 MD-1:1.061

Defocusing

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
88	NP-1 (d=180mm)
89	MD-2+MD-3
122	KD-27+KD-28
87	MD-6+MD-9
91	KD-22+KD-24

Aerogel index --> NP-1:1.027 MD-2:1.056 MD-3:1.056
KD2-7:1.048 KD2-6:1.048 MD-6:1.047 MD-9:1.046
KD2-2:1.053 KD2-4:1.053

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
92	MD-2+MD-3+NP-1
123	KD-27+KD-28+NP-1
94	MD-6+MD-9+NP-1
102	KD-22+KD-24+NP-1

Aerogel index --> MD-2+MD-3+NP-1 :1.056+1.027 defocusing
KD-27+KD-28+NP-1:1.048+1.027 defocusing
MD-6+MD-9+NP-1 :1.046+1.027 defocusing
KD-22+KD-24+NP-1:1.053+1.027 defocusing

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
97	FM-1 (d=180mm)
204	MM-1 (d=170mm)
119	FM-1+MM-1 (d=180mm)
118	MM-1 (d=180mm)
101	FM-4 (d=170mm)
116	MM-1+FM-4 (d=180mm)

Aerogel index --> FM-1:1.026 MM-1:1.029 FM-4:1.034

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
127	KD-21+KD-25
124	KD-23+MD-2
129	MD-2+MD-1

Aerogel index --> KD-21: KD-25 KD-23: MD-2: MD-1

Run	RICH1 Aerogel	Cherenkov angle1 [rad]	Resolution1 [mrad]	Npe1 (within 3 sigma)	Cherenkov angle2 [rad]	Resolution2 [mrad]	Npe2 (within 3 sigma)
103	MD-9+KD-23+FM-1+MM-1
133	KD-23+MD-2+FM-1+MM-1
135	KD-23+MD-2+MM-1+FM-4
139	KD-21+KD-25+FM-1+MM-1
140	KD-21+KD-25+MM-1+FM-4
136	MD-2+MD-1+FM-1+MM-1
137	MD-2+MD-1+MM-1+FM-4

Aerogel index --> MD-9+K2-3+FM-1+MM-1 :1.046+1.051+1.026+1.029
KD-23+MD-2+FM-1+MM-1 :1.051+1.056+1.026+1.029
KD-23+MD-2+MM-1+FM-4 :1.051+1.056+1.026+1.029
KD-21+KD-25+FM-1+MM-1:1.049+1.054+1.026+1.029
KD-21+KD-25+MM-1+FM-4:1.049+1.054+1.029+1.034
MD-2+MD-1+FM-1+MM-1 :1.056+1.061+1.026+1.029
MD-2+MD-1+MM-1+FM-4 :1.056+1.061+1.029+1.034

Chromatic dispartion

Run	RICH1 Aerogel	Filter	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
171,172	MD-9	No Filter
179,180	MD-9	UTVAF-50S-34U (PMT014)
183,184	MD-9	UTVAF-50S-36U (PMT014 & PMT024)
174,175	MD-9	UTF-50S-30U (PMT014)
181,182	MD-9	SCF-50S-37L (PMT014 & PMT024)
185,186	MD-9	SCF-50S-42L (PMT014 & PMT024)
187	MD-9	SCF-50S-48Y (PMT014 & PMT024)

Surface number scan

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
164	MM-1+MM-3
166	LM-5
197	MM-8+MM-6
199	LM-1

Surface point scan

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
167	MD-9				Center
168	MD-9				Down
170	MD-9				Up
201	MM-1				Center
202	MM-1				Down

Boundary effect

RICH1 HV = 1100V
Beam momentum = -2.0GeV/c
Distance from Photon detector to Aerogel = 200mm
Aerogel tile -- Aerogel samples size is 45mm*45mm*10mm

Fig1 (1cm*2)
Fig2 (2 by 2 tiles)

Run	RICH1 Aerogel	Cherenkov angle [rad]	Resolution [mrad]	Npe (within 3 sigma)	Comment
192	1cm*2				thickness =20mm
194	2 by 2 tiles				thickness =20mm