EXPERIMENTAL STATION 6-2

RESPONSIBLE STAFF: Hal Tompkins -technical support 
John Arthur -scientific support 
Paul Stevens (EXXON) -PRT
MoMIRROR: Bent cyclinder, Corning 7940, Pt-coated 
Radii: 1500 m (adjustable) x 4 cm 
Mean angle of incidence: 3.7 mrad 
Cut off energy: 22 keV
M1MIRROR: Bent flat, Corning 7940, Ni-coated 
Variable incidence angle
MONOCHROMATOR: Parallel crystal geometry 
Si(111), Si(220) 
Upward reflecting
ENERGY RANGE: 2,050 eV - 21,000 eV focused (Mo
2,050 eV - 15,000 eV focused (M1
2,050 eV - 32,000 eV unfocused
HORIZONTAL ANGULAR 
ACCEPTANCE: 
0 to 2.3 mrad focused (Mo
0 to 1.0 mrad unfocused
SPOT SIZE: 0.5 x 4 mm focused (Mo
2 x 20 mm unfocused
ABSORPTION: 127 micron Be 
15.2 micron C (cartridge #1)* 
76.2 micron C (cartridge #1 + cartridge #2) * 
WIGGLER: 1 Tesla - 27 poles 
Device period 7.0 cm
INSTRUMENTATION: Computer: 
Digital AlphaStation 500/266 w/21" monitor 
96 Mb main memory 
2 SCSI disk drive 
CDROM, 3.5" floppy 
Ethernet controller 
Kinetic System Corporation Grand Interconnect  
CAMAC crate controller: 
hex scaler, real time clock, stepping motor controllers (2), 
up-down counters, digital to analog converter 
NIM Electronics: 
voltage to frequency converter (2) 
amplifiers, SCAs, ratemeters, 
Detector: 
ion chambers (2), current amplifiers (2) 
sample positioners (2) PMTs (2)
INTERIOR HUTCH DIMENSIONS: Front Hutch 2.4 m long x 3.0 m high x 2.4 m wide 
Rear Hutch 3.3 m long x 3.0 m high x 2.4 m wide 
Unfocused beam @ 1.1 m above base
* Graphite filters can be removed for low energy work.

This line is available for general users 1/3rd of the time.
 
 

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March 16, 1998

L. Dunn