|
|
NSLS Beamlines:
X1A
,
X3A
,
X3B
,
X4A
,
X4C
,
X6A
,
X8C
,
X9A
,
X9B
,
X12B
,
X12C
,
X25
,
X26C
,
X29A
|
| Beamline Website |
http://casemed.case.edu/proteomics/CSB/x3b.shtml
|
| Owner/Operator |
Case Western Reserve University,
Center for Synchrotron Biosciences,
CASE Center for Proteomics
|
| Operational (general use) |
yes |
| %Time available (general use) |
25 |
| Beamline Schedule |
http://casemed.case.edu/proteomics/ |
| Experiments |
XAS
EXAFS
XANES
|
| Source |
Bending Magnet |
| Ring Current(mA) |
300 |
| Average Beam Lifetime |
20-40 hours, fill every 12 hours |
| Spot Size |
0.7 H x 0.2 V |
| Optics |
Double flat crystal monochromator with fixed exit geometry, sagitally focusing Si(111) crystal
at cylindrically bent Aluminum mirror with Nickel coating.
|
| Flux |
Roughly 2.4 x 10E(10) (To be measured shortly) |
| Flux Details |
Flux measured in 2004; New crystal installed in 2005 |
| Wavelength Min (Å) |
0.82 |
| Wavelength Max (Å) |
2.48 |
| Monochromator |
Double crystal sagitally focussing |
| Crystal type |
Si 111 |
| Mirrors |
Nickel coated Aluminum Mirror |
| Mirror Cutoff |
Variable |
| Special Capabilities |
Vacuum Sample Chamber |
| Other Instrumentation |
Facility to measure reference foil before cryostat using PMT (in case of thick samples).
|
| Goniometer |
x (Horizontal),z (vertical) adjustable sample stage
|
| Pin Length |
? |
| Restrictions |
? |
| xtal-detector Distance |
Range
x-stage: 50 mm
z-stage: 25 mm
|
| Detector |
Canberra GL0055S |
| Detector Details |
Plate length of I0 and I1 ionization chambers is 100 mm each
Plate length of I2 ionization chamber is 40 mm
|
| 2theta range |
? |
| Cryo Capability |
APD Helium Displex Cryostat |
| Lab Facilities |
basic users lab, freezer, glove box and coldroom available |
| Biohazard |
not supported |
| Software |
XDAC, IDA, Athena, Artemis and Six pack |
| Hardware |
3 Window XP computers, Computer for 13 element Ge-detector |
| Backup Devices |
CD writer |
|
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