UW CHEMISTRY NMR
Announcments & Equipment Logs
Software
AV800 – IMPORTANT INFORMATION
Users of 800 spectrometer are reminded that the power outage on April 13 resulted in issues with the cryopanel. Those issues have been resolved. However, other issues remain, rendering the system unusable. Every effort is being put in, to revive the spectrometer as quickly as possible. Please look for further updates on this issue. Contact Rajan […]
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ALERT ! AV500 UPDATE – SYSTEM BACK TO NORMAL
The auto locking issue has been resolved. Users can start booking time with immediate effect. Please contact Facility staff if you need any assistance. Thank you very much for your kind patience all along.
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AV500 UPDATE : AUTO LOCK ISSUES
We are still working to resolve the problem of Auto Locking in AV500. Although automatic locking is an important feature, it does not preclude the possibility of using the instrument, as the 2H lock feature is observed to be working. If it is determined that the Auto Lock feature will take a while to revive, we […]
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INSTRUMENT UPDATES : AFTER THE POWER BREAKDOWN
We are all now aware of the power shutdown that occurred on Saturday last, towards evening, disrupting the NMR instruments, among other things. We are working diligently to revive all of them in as quick a time as possible and as we speak, only the AV500 is drawing continued attention. We appreciate the patience and understanding […]
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DRX499 : SYSTEM IS USEABLE NOW.
Login problem is fixed. Please go ahead and use the system as usual.
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ALERT ! AV301 UPDATE : SYSTEM READY FOR USE
The AV301 instrument is ready for use after a long hiatus. It will be hosting the Automated BBI probe that completely eliminates the need to tune and match by hand. For any given experiment or parameter set, you need to just enter the command “atma” on the command line. The ‘wobb’ will be automatically performed […]
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DRX499 UPDATE : lineshape and standard shims
Although more work needs to be done, the reported high order shim distortion has been removed and the shim set is eminently useable. Users should get back to me if they find specific issues in shimming with respect to their samples. Please use the default start up shim set : stdbbi before you attempt your […]
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DRX499 : ALERT – Lineshape Optimization in progress
Following the feedback from several users about asymmetric lineshape distortion in spectra, the lineshape optimization routine is setup on the instrument, which will run overnight. If the problem persists after this, other possible causes to this issue will be explored. Users who have blocked the instrument today are requested to move to other instruments for […]
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