Cold neutron guide H15
Vertical cold source (VCS)

Guide

H15H151H152
Height (mm) 200


50 (10.5m)

80 (6.25m)

50 (35m)
50->35 (4m)
Width (mm)

45 (5.5m)

30 (49.5m)

30

30->45 (6.5m)

45 (28.5m)

45->31.5 (4m)

Total length [2] (m) 5516.7531.25
Curvature radius (main part) (m) 28502700straight
Material BorkronBorkronBorofloat
Coating [3] m=1m=1m=0.65
Date of first commissioning 197219722008
Date of last major upgrade
Manufacturer (optical part) CILASCILASSwiss Neutronics
Initial capture neutron flux at 58.6 MW (x1010 n/cm2/s)

1.34 [5]

(H15-3)

Capture neutron flux June 2006 at 58.6 MW (x1010 n/cm2/s)

1.70

(H15-3)

Instruments / Comments

IN6

D7

T3

(IN10) decommissioned

D11

 

[1] Guide length from the rear plate ( 5.9 m de la source) to first instrument / first bifurcation.

[2] Guide length from the rear plate ( 5.9 m from source) to last instrument.

[3] Coating out of pile part. m=1 natural nickel ; m=1.2 58Ni ; m=2/m=3 Ti-Ni supermirror.

[4] In-pile optical part installed by Swiss Neutronics for all the guides H1 and H2 in 2006.

[5] Linearily scaled flux to 58.3 MW (most of the time the starting value is 57 MW).