UW CHEMISTRY NMR

Announcments & Equipment Logs

Usage

ALERT ! AV300 – IMMINENT PROBE CHANGE

The ATMA probe is seen to have issues while tuning/matching the 1H channel.  All symptoms point to the necessity for the probe to be pulled out and serviced, soon.  I am giving the heads up now that this probe might come out at a short notice on one of the days this week and a […]

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UPDATE ! AV301 – PROBE IS SHIMMED UP AND READY

The MANUAL BBO PROBE is ready for use.  Please use “rsh stdbbo” to start from a reliable shim set before you shim up on your own. NOTE :  THIS PROBE CANNOT DO TOPSHIM OR ATMA.  Both ‘wobb’ and shimming should be done manually. Please get in touch if you need help or clarification NMR Facility […]

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ALERT ! AV301 – PHASE 2 : MIGRATING TO UDRIVE COMPLETE

All existing users will now notice that their Topspin file tree shows the following structure: /home/<UWNetid>/udrive/av301/  as the main data tree in the File Browser. Expanding this will show only one branch : /home/<UWNetid>/udrive/av301/<UWNetid>/nmr Underneath this, you will find all your old files residing. So, remember :  This is your data root directory :  /home/<UWNetid>/udrive/av301 […]

Posted in Datasets, Host Computer, Operating System, Software, Spectrometer, Usage | No Comments »

ALERT ! AV301 – UDRIVE – MOVING TO PHASE 2 TOMORROW – Wed, 6 Jul 2017

The default data branch /opt/topspin/<user>/nmr will NO LONGER be visible within AV301 Topspin, starting tomorrow, sometime after 9 am. The data written until that point will be available as a static/frozen file tree via the Phoenix FTP server as of now. Please contact me if you have concerns. NMR Facility Manager 7/5/2017  

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REMINDER ! AV301 – UDRIVE TRANSITION – PHASE 1 IS OPERATIONAL NOW

Users are requested to take note that, beginning 5 AM today i.e. Wednesday, 28th June ’17, the AV301 system is transitioned to UW UDRIVE storage.  Users MUST CREATE DATASETS in their respective UDRIVE folders.  If you have not done so already, please refer to the following links that guide you through this transition. NOTE :  […]

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ALERT – AV500 : BASELINE NOISE DETECTED

Several users have seen spikes in the baseline of 1H NMR spectra. Unless sample concentration is very low,  the relative intensities of solute peaks are large enough to identify compared to these spikes. So, as of today, users can continue the runs for which they have already booked time. The instrument will be taken down […]

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UPDATE – DRX499 : SYSTEM WILL BE READY ON MONDAY, 24 Apr

I am acutely aware of the long down time on this instrument and I convey my sincere gratitude for your patient cooperation all along.  The good news is that, the system is brought to a stable and reliable state as I write this.  Last but not least, the shim up needs to be completed before […]

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DRX499 UPDATE ! – SYSTEM IS READY FOR USE.

Please note that we might have to touch up the shims once more down the road but as of now the instrument is ready for regular use.    Please keep us posted if  you notice anything out of the ordinary.  We encourage you to use the online logbook to effectively communicate what you observe, as and  […]

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UW IT’s DATA STORAGE SYSTEM FOR NMR DATA – udrive – PART 2

We need volunteers to try out this new data storage paradigm, initially via the AV301 instrument.  PLEASE COME FORWARD !! Your current data storage and retrieval method via  FTP server will NOT be affected during the testing period. If you would like to help with the effort, please contact me or Adrienne and thank you […]

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ATTENTION ALL USERS ! : NMR LAB RM: 37 ACCESS RESTRICTION THIS WEEK

Facilities Works will redo the flooring of the corridor in Bagley Hall where the NMR lab is located  on the following days this week :  Tuesday, Wednesday and Thursday. This operation will last from 5.30 am until 8.30 am on each of these days.  During this time, no foot traffic will be allowed on the […]

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