UW CHEMISTRY NMR

Announcments & Equipment Logs

AV301 : PROBE UPDATE – 19F probe back

The erstwhile damaged 19F probe has been repaired in house and has been tested to function satisfactorily.  We thank the users for their patience and understanding while waiting for the 19F probe to be available.  Please let me or Paul know if you observe anything of significance with the TXD 1H {19F,13C} probe.

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AV301 UPDATE : INSTRUMENT IS OPEN FOR USE

Although you cannot manually tune and match the probe,  you can still enter wobb and see how well the probe is tuned/matched.  If you ever find this off,  please enter atma in the command line so that the software will do the  Automatic Tuning and Matching. Please wait until the Automatic Tuning and Matching is […]

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AV301 UPDATE : SYSTEM TO BE OPEN AT 3.00 PM

The new Automated BBI probe is being calibrated.  The spectrometer should be available for regular use starting at 3.00 pm.   If there is a change in this plan, we will notify the user base accordingly.

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AV301 UPDATE : NEW AUTOMATED BROADBAND PROBE

The 19F probe has been compromised and will need extensive repairs. In place of the old probe, the new BBI probe is installed in the system. IMPORTANT NOTE : This is a new generation probehead that does NOT allow you to do manual tune/match i.e. WOBB. You must use the command ‘atma’  instead and the […]

Posted in Hardware, Software, Spectrometer | No Comments

AV500 UPDATE : SYSTEM IS BACK TO NORMAL

Users can start reserving time at once and use the instrument. Thank you for your patience.

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AV301 : ALERT – 19F CHANNEL MALFUNCTION

A probe head related issue is being looked into .  If it cannot be fixed within the next hour, an alternative will be provided. Please wait for further updates.

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AV500 ALERT ! FILE SYSTEM CORRUPTION

A disk corruption is being looked into.  Data cannot be written to the disk until the issue is resolved.  An update will be posted once this is taken care of.  The spectrometer is not available until further notice.

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CAUTION : DISRUPTION CAUSED BY USER REBOOT

Users are strongly reminded that,  it is best to avoid the temptation of rebooting the computer,  when they ‘think’ that that will remedy a given situation.   The requirement to reboot a computer to take care of any issue is quite rare and any problems that are faced by users require much simpler measures such as […]

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AV800 : REMINDER – WALK ON TIME NEXT WEEK

Please contact me by before the end of the day tomorrow i.e. Friday, 2nd Nov., to avail the remaining time during the Walk-On period in the 800 MHz spectrometer.

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DRX499 VT Status change

The DRX499 is currently unable to do variable temperature experiments.  Please plan your experiments accordingly.  DO NOT ATTEMPT LOW OR HIGH TEMP EXPERIMENTS OR DEVIATE FROM 298K UNTIL FURTHER NOTICE.  We will post as soon as the DRX499 is back to normal VT availability.

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