Polaris Technical Information
14 Aug 2009
Yes
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Technical information

No

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Technical S​ummary​

Detectors (ZnS:Ag/6LiF scintillator - 5mm resolution around Debye Scherrer cones)​

Ba​​​nk number
1
2
3
4
5
No. of detectors4 modules
(55 elements ea)
10 modules
(88 elements ea)
6 modules
(99 elements ea)
6 modules
(110 el​ements ea)
12 modules
(40 - ​70 elements ea)
2Θ range
6.7° - 14.0°19.5° - 34.1°40.4° - 66.4°
75.2° - 112.9°
134.6° - 167.4°
Ω (ster)
0.26
1.04
0.92
1.33
​2.12
Resolution (Δd/d)2.7 × 10-21.5​ × 10-28.5 × 10-35 × 10-33 × 10-3
L2 (m)
~ 2.25
2.4 - 1.31.6 - 1.01.1-0.71.5 - 0.8​
d range (Å)
0.5 - 40
0.5 - 13.5
0.3 - 5.9
0.2 - 3.7
​0.2 - 2.7

Instrument Parameters

BeamlineN7
Moderator​
316K H2O poisoned at 1.5 cm
Sample position14.0 m from moderator
Incident wavelength0.1 - 6.0 Å
Incident energy20 meV - 10 eV
Beam size at sample4.0 cm (height) × 1.5 cm (width)
Data acquisitionDAE 2
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