UW CHEMISTRY NMR

Announcments & Equipment Logs

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CLARIFICATION ABOUT MY ACCESSIBILITY, AVAILABILITY….AND AN APPEAL….

Dear fellow NMR enthusiasts and valuable users : Ever since the day I have been honored with managing this amazing NMR facility and help with the clientele, it has been a fact that the NMR Manager is a highly delocalized particle, to borrow a phrase from the world of Quantum Mechanics. The geographical locations that […]

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ALERT ! NEO500 – SYSTEM WILL BE UNAVAILABLE BRIEFLY TOMORROW

As a part of remedying a persistent error condition with the Shim system, NEO500 will stop running the queue starting at 11.00 AM.   The troubleshoot session is expected to last for couple of hours maximum. The queue will resume where it left off after that. PLEASE DO NOT PLAN TO BRING A SAMPLE TO QUEUE […]

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500 NMR UPRGRADE NEWS – STAGE 3 – BRAND NEW PROBE FOR GG500

Dear Users Please refer to my earlier post on the NMR Upgrade for some continuity. Current Status : NEO500 System is deployed for regular use.  Mandatory Orientations are ongoing (link to the training calendar here) Full deployment of OneDrive Cloud storage delayed –  FTP server phoenix.chem.washington.edu will be available till the technical issues with Azure […]

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LAUNCH OF THE BRAND NEW 500 MHZ SYSTEM WITH PRODIGY CRYOPROBE – NEO500

Dear Users    Thank you for your patience.  We are happy to announce that the LONG AWAITED shiny new NEO500 NMR system is primed and ready for your use for years to come !    Several details about this new system need to be discussed later, but first let us see how you can start […]

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NMR SYSTEMS UPGRADE – ROADMAP – STAGE 2

Dear Users For the sake of continuity, I will provide below the links to the past two posts on our 500 MHz NMR systems upgrade of 2023. https://depts.washington.edu/chemwp/chemwpnmr/2022/11/preparing-for-500-mhz-instrument-upgrades/ https://depts.washington.edu/chemwp/chemwpnmr/2023/02/news-new-500-nmr-system-installation-scheduled-for-next-week/   Current Status : GG500 has moved to its new permanent home. The new system NEO500 installation has completed by the Bruker engineer. The system is […]

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UPDATE !! AV301 – SYSTEM UP WITH ATMA PROBE, WITH CAVEATS – PLEASE READ

My dear long-suffering and patient NMR users ! The AV301 instrument is available for immediate use. You can use ATMA command to tune 1H nucleus. You can also use   either topshim (command line) or topshim gui (graphical interface)  to shim on  your solvent. Here are the caveats that you should note : The probe’s […]

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UPDATE ! PHOENIX FTP SERVER IS BACK ON LINE ! …PLEASE TAKE NOTE

Dear Users Thank you for your patient waiting.  The FTP server is revived and online.  You can access data from GG500 and DRX200 as before.  (The other hosts are there only as a backup, since you are accessing routine data from your UDRIVE storage.  But they will also come online soon). Please contact me with […]

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AV500 : IMPORTANCE OF TOUCHING UP THE X,Y SHIMS

Dear Users Way back,  I had highlighted the importance of touching up the so-called transverse shims  a.k.a. X and Y shims, AFTER you have completed the Topshim command. I had shown a real-life example of the difference this simple step makes in getting a well resolved and great spectrum.   Here is a link to that post […]

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GG500 : Addressing sporadic misbehavior of  ‘wobb’ Window

Users have noticed that the STOP button in the ‘wobb’ window gets grayed out sporadically.  When this happens, it appears that you cannot stop the process and proceed with the Acquisition.  This is not true.  I show below the pull down Sub Menu called User Specific Commands, which itself can be accessed from the main […]

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GG500 : TYING THE LOSE ENDS

VT CONTROL : The installed VT controller is currently not working.  As a result, the instrument will simply run samples at the nominal room temperature only. We will soon provide a workaround to this while the original hardware is repaired DATA FILE STRUCTURE : Legacy systems like the AV301, which run  Topspin 2.1 version, need […]

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