| Beamline Website |
http://necat.chem.cornell.edu/ |
| Owner/Operator |
Northeastern Collaborative Access Team
|
| Operational (general use) |
yes |
| %Time available (general use) |
50 |
| Beamline Schedule |
http://necat.chem.cornell.edu/userprogram/calendar.htm |
| Experiments |
Macromolecular Crystallography, MAD/SAD |
| Source |
Out-board-projecting beam from tandem-canted Undulator |
| Ring Current(mA) |
100 |
| Average Beam Lifetime |
Infinite during top-up mode. 60-70hrs without top-up. |
| Spot Size |
60x40microns at the sample. |
| Optics |
Cryogenically-cooled double crystal Si(111) monochromator. Triple striped vertical and horizantal focussing mirrors in Kirkpatrick-Baez geometry.
|
| Flux |
10^14 X-ray photons/mm2/sec, focussed |
| Flux Details |
. |
| Wavelength Min (Å) |
0.68 |
| Wavelength Max (Å) |
2.0 |
| Monochromator |
Cryo-Cooled Si(111) double crystal. |
| Crystal type |
Si(111) |
| Mirrors |
Bent cylinders, Stripes of Pt, Rh and clear. |
| Mirror Cutoff |
? |
| Special Capabilities |
? |
| Other Instrumentation |
? |
| Goniometer |
Home made single axis goniostat with X-Y motion for sample centering. |
| Pin Length |
12-24mm supported. |
| Restrictions |
Samples to be mounted using Cryo-tongs. |
| xtal-detector Distance |
100-1200mm |
| Detector |
ADSC Q315 |
| Detector Details |
Images are 74MB unbinned or 18M in binned mode. |
| 2theta range |
. |
| Cryo Capability |
CryoJet from Oxford Instruments |
| Lab Facilities |
Essential wet lab facility exists. Cold room is available. |
| Biohazard |
. |
| Software |
Beam line is controlled by in house developed "Console" suite of programs. Data collection is via ADSC software. Most of the curent crystallographic softwares are available on beamline work stations.
|
| Hardware |
Data storage device is a HP EVA-5000 SAN. SAN is accessed via high performance GPFS file system which gives upto 5 times the performance of NFS.
|
| Backup Devices |
External firewire and USB disks. |
|
|
