1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
|
import numpy as np
from geometry import Material, Surface
vacuum = Material('vacuum')
vacuum.set('refractive_index', 1.0)
vacuum.set('absorption_length', np.inf)
vacuum.set('scattering_length', np.inf)
lambertian_surface = Surface('lambertian_surface')
lambertian_surface.set('reflect_diffuse', 1)
black_surface = Surface('black_surface')
black_surface.set('absorb', 1)
shiny_surface = Surface('shiny_surface')
shiny_surface.set('reflect_specular', 1)
glossy_surface = Surface('glossy_surface')
glossy_surface.set('reflect_diffuse', 0.5)
glossy_surface.set('reflect_specular', 0.5)
red_absorb_surface = Surface('red_absorb')
red_absorb_surface.set('absorb', [0.0, 0.0, 1.0], [465, 545, 685])
red_absorb_surface.set('reflect_diffuse', [1.0, 1.0, 0.0], [465, 545, 685])
# r7081hqe photocathode material surface
# source: hamamatsu supplied datasheet for r7081hqe pmt serial number zd0062
r7081hqe_photocathode = Surface('r7081hqe_photocathode')
r7081hqe_photocathode.detect = \
np.array([(260.0, 0.00),
(270.0, 0.04), (280.0, 0.07), (290.0, 0.77), (300.0, 4.57),
(310.0, 11.80), (320.0, 17.70), (330.0, 23.50), (340.0, 27.54),
(350.0, 30.52), (360.0, 31.60), (370.0, 31.90), (380.0, 32.20),
(390.0, 32.00), (400.0, 31.80), (410.0, 30.80), (420.0, 30.16),
(430.0, 29.24), (440.0, 28.31), (450.0, 27.41), (460.0, 26.25),
(470.0, 24.90), (480.0, 23.05), (490.0, 21.58), (500.0, 19.94),
(510.0, 18.48), (520.0, 17.01), (530.0, 15.34), (540.0, 12.93),
(550.0, 10.17), (560.0, 7.86), (570.0, 6.23), (580.0, 5.07),
(590.0, 4.03), (600.0, 3.18), (610.0, 2.38), (620.0, 1.72),
(630.0, 0.95), (640.0, 0.71), (650.0, 0.44), (660.0, 0.25),
(670.0, 0.14), (680.0, 0.07), (690.0, 0.03), (700.0, 0.02),
(710.0, 0.00)])
# convert percent -> fraction
r7081hqe_photocathode.detect[:,1] /= 100.0
# photons not detected are absorbed
#r7081hqe_photocathode.set('absorb', 1.0 - r7081hqe_photocathode.detect[:,1], wavelengths=r7081hqe_photocathode.detect[:,0])
r7081hqe_photocathode.set('reflect_diffuse', 1.0 - r7081hqe_photocathode.detect[:,1], wavelengths=r7081hqe_photocathode.detect[:,0])
# water data comes from 'lightwater_sno' material in the SNO+ optics database
water = Material('water')
water.absorption_length = \
np.array([[ 200. , 57.51539993],
[ 220. , 64.22219849],
[ 240. , 72.6996994 ],
[ 260. , 83.75559998],
[ 280. , 98.77729797],
[ 300. , 120.36499786],
[ 320. , 154.0269928 ],
[ 340. , 213.82899475],
[ 360. , 349.5369873 ],
[ 380. , 105.87799835],
[ 400. , 50.35989761],
[ 420. , 32.56269836],
[ 440. , 26.70409966],
[ 460. , 22.63209915],
[ 480. , 19.63769913],
[ 500. , 17.34300041],
[ 520. , 11.84370041],
[ 540. , 8.99226952],
[ 560. , 7.24743032],
[ 580. , 6.06968021],
[ 600. , 5.22121 ],
[ 620. , 4.58085012],
[ 640. , 4.08041 ],
[ 660. , 3.67853999],
[ 680. , 3.3487401 ],
[ 700. , 3.07319999],
[ 720. , 2.83956003],
[ 740. , 2.63893986],
[ 760. , 2.46479011],
[ 780. , 2.31220984],
[ 800. , 2.1774199 ]], dtype=np.float32)
water.scattering_length = \
np.array([[ 200. , 11.36030006],
[ 220. , 16.63280106],
[ 240. , 23.55719948],
[ 260. , 32.44709778],
[ 280. , 43.64310074],
[ 300. , 57.51350021],
[ 320. , 74.45359802],
[ 340. , 94.88600159],
[ 360. , 119.26100159],
[ 380. , 148.05499268],
[ 400. , 181.77200317],
[ 420. , 220.94500732],
[ 440. , 266.13299561],
[ 460. , 317.92098999],
[ 480. , 376.92300415],
[ 500. , 443.78100586],
[ 520. , 519.16101074],
[ 540. , 603.75897217],
[ 560. , 698.29797363],
[ 580. , 803.52697754],
[ 600. , 920.22399902],
[ 620. , 1049.18994141],
[ 640. , 1191.27001953],
[ 660. , 1347.30004883],
[ 680. , 1518.18005371],
[ 700. , 1704.82995605],
[ 720. , 1908.18005371],
[ 740. , 2129.19995117],
[ 760. , 2368.87988281],
[ 780. , 2628.25 ],
[ 800. , 2908.36010742]], dtype=np.float32)
water.refractive_index = \
np.array([[ 200. , 1.41614997],
[ 220. , 1.39726996],
[ 240. , 1.38395 ],
[ 260. , 1.37414002],
[ 280. , 1.36667001],
[ 300. , 1.36082006],
[ 320. , 1.35615003],
[ 340. , 1.35232997],
[ 360. , 1.34915996],
[ 380. , 1.34650004],
[ 400. , 1.34423006],
[ 420. , 1.34227002],
[ 440. , 1.34057999],
[ 460. , 1.33908999],
[ 480. , 1.33778 ],
[ 500. , 1.33660996],
[ 520. , 1.33556998],
[ 540. , 1.33463001],
[ 560. , 1.33378005],
[ 580. , 1.33300996],
[ 600. , 1.33230996],
[ 620. , 1.33167005],
[ 640. , 1.33107996],
[ 660. , 1.33053994],
[ 680. , 1.33003998],
[ 700. , 1.32957006],
[ 720. , 1.32913995],
[ 740. , 1.32874 ],
[ 760. , 1.32835996],
[ 780. , 1.32800996],
[ 800. , 1.32767999]], dtype=np.float32)
# glass data comes from 'glass_sno' material in SNO+ optics database
glass = Material('glass')
glass.set('refractive_index', 1.49)
glass.absorption_length = \
np.array([(200, 0.1e-6), (300, 0.1e-6), (330, 1.0), (500, 2.0), (600, 1.0), (770, 0.5), (800, 0.1e-6)])
glass.set('scattering_length', np.inf)
|
