UW CHEMISTRY NMR
Announcments & Equipment Logs
Spectrometer
UPDATE – AV300 : VT SYSTEM RESTORED TO NORMAL OPERATION
The faulty chiller unit, that prevented normal VT operation has been fixed. On the lower side, now you can reach to temperatures below 25 C and you should be able to reach upto -5 deg. C with good stability. The absolute low at this point you can reach is -8 deg. C with a possibly […]
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UPDATE – NEO500 : QUEUE OPEN FOR ROUTINE RUNS
You can continue submitting samples. NMR Facility 02.25.25
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ALERT ! PLEASE REMOVE OLD SAMPLES ASAP – ESPECIALLY NEO500
Users Here’s the usual town cry : Please remove your used samples from the auxiliary storage rack near the instrument – it is brimming. Reminder : You are supposed to remove used sample tubes AT THE LATEST by Friday of the week. All the used samples in the auxiliary rack near NEO500 will be removed […]
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UPDATE – NEO500 : QUEUE RESTARTED – NOTE THE CAVEATS
Dear Users You can resume submitting samples. But, please note that the cryoprobe’s performance is definitely compromised and you may not get the quality of data you are used to, especially for 1D 13C spectra that employs 1H broadband decoupling. Owing to the pressure on the instrument to provide throughput, we are opening it for […]
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ALERT – NEO500 : INSTRUMENT RELEASE DELAYED
Users The ongoing test and optimization will end later than 12 pm. We will release the instrument for routine run by 1 PM. Please wait for a confirmation to this effect in another WP announcement before proceeding to the lab with your samples. NMR Facility 2.25.25
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UPDATE ! NEO500 – QUEUE OPEN FOR ACCEPTING SAMPLES
Dear Users Please start submitting samples for regular run. The performance of the probe should show notable improvement. We will be checking on the health of the probe from time to time. Thank you for your patience and cooperation enduring the down time. NMR Facility 2.11.25
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UPDATE ! NEO500 – SYSTEM WON’T BE READY TILL TUESDAY NEXT
Dear Users The NEO500 cryoprobe system is undergoing the biennial and invasive maintenance, that also includes parts replacement. As it stands, the system won’t be ready for collecting data until the evening of Tuesday, the 11th Feb. Thank you for your patience and understanding. This is a mandtaory maintenance routine that will help us sail […]
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IMPORTANT UPDATE – NEO500 ! SYSTEM WILL BE OFFLINE FOR A DAY FROM TOMORROW
Dear Users The cryoprobe system’s routine but thorough biennial maintenance will start tomorrow, Thursday, 5th Feb. We hope to release the system for regular use by the morning of Friday, the 6th. Do not submit any runs that will start after 8 AM tomorrow. The system will terminate the queue after this time and […]
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ALERT ! AV700 – SYSTEM IS DOWN UNTIL FURTHER NOTICE
Dear Users The recently installed 700 magnet has undergone a quench overnight and so the system is offline as of now. We are assessing the causes and working out a timetable for reviving the system. Updates will be provided as more information becomes available. Thank you NMR Facility 01/08/2025
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