UW CHEMISTRY NMR
Announcments & Equipment Logs
ALERT : AV500 PROBE CHANGE
Users are requested to take note that the BBO – X{1H} probe will go in by the afternoon of Thursday the 18th of July’13. The system should be ready for regular use by Friday the 19th ’13. Any change in the schedule will be notified duly.
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AV301 UPDATE : PROBE CHANGE ALERT
The repaired 19F {1H, 13C} probe will soon be shipped from the manufacturer. In approximately a week’s time this probe will take the place of the current double resonance probe. Users are requested to take note.
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AV500 : IMMINENT PROBE CHANGE
The current TXO-1H,19F and 13C probe has been identified with a inter-channel cross talk problem. The probe is functional in and around room temperature, but for those users doing low temperatures, they will find it difficult to ‘wobb’ the probe at these temperatures. The TXO probe will be replaced in approximately a week’s time with […]
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AV500 UPDATE : PROPER SETUP OF EXPERIMENTS
Following the reconfiguration of the Lock system, users need to observe the following procedure to get correct results. If you are copying an old data set to start a new run, please run the edasp command. You will see a graphical window similar to the following : Click on the Save button to exit. Your […]
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AV500 : LOCK UPDATE
Users had noted that the intermittent lock issue was back again. A careful scrutiny was made and a needed configuration change was made to solve this problem. The system should lock on all solvents without any error now. If it is otherwise, please do note the same in the Log Book along with any other […]
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AV500 UPDATE : LOCK ISSUE FIXED
A possible power fluctuation over the weekend led to the disrupted lock and acquisition conditions of the instrument. These are now resolved and users can continue with normal operation of the instrument.
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AV500 : AUTOMATION SCRIPTS COMPILATION ISSUES
There is a software glitch that is preventing the proper compilation of several automation scripts, including the commonly used ones such as ‘iexpno’ or ‘multizg_vd’. We are working on this and I will post an update once this issue is resolved.
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ALERT : PRINTER IS FUNCTIONAL AGAIN
Users can either print directly from Topspin or use the ‘plot’ program to direct print requests to the Laserjet printer, as before. Please keep facility staff informed if you notice any anomaly.
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