UW CHEMISTRY NMR

Announcments & Equipment Logs

August, 2012

AV500 – COMPUTER UPGRADE NOT FINISHED

Due to a networking hardware issue the new computer could not be successfully placed for regular operation. We will announce once the problem is sorted out. For the present the older computer will drive the spectrometer as before.

Posted in Hardware, Host Computer, Spectrometer | No Comments »

AV500 SYSTEM UPDATE

The AV500 system will receive a new computer that controls the spectrometer and runs the Topspin software.  The system upgrade is slated for tomorrow, Tuesday the 14th Aug ’12, from 1.00 pm to 5.00 pm.  There will be no changes in the way users access the spectrometer after the upgrade.

Posted in Host Computer, NMR Applications, Operating System | No Comments »

AV800 : REMINDER – WALK ON USER TIME

This is a reminder that the Walk-on user time with the 800 NMR spectrometer will be available from coming Monday, 13th Aug.,  10.30 am until Wednesday, 15th Aug,  11.00 am. Please contact Rajan if you are planning to engage the instrument during this time.

Posted in NMR Applications | No Comments »

IMPORTANT – PLEASE READ : AV500 VT UPDATE part 2

Please CONFIRM that the probe temperature is set to 298 K upon completion of a high temperature experiment.  Today someone ran an experiment at 343 K and left it there when the experiment was completed.  This can and will quench a magnet if left unattended.

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IMPORTANT – PLEASE READ : AV500 VT UPDATE

We had several requests to explore increasing the high temperature limit on the instrument.  This needed rather careful testing, without which we could precipitate a catastrophic quench of the magnet.  On the AV500 system, such a test was completed recently.  We have concluded that, for experiments that need to run for more than a few […]

Posted in NMR Applications, Spectrometer, Usage | No Comments »

DRX499 UPDATE : System ready for use

Users can access the instrument as usual.   It is the standard policy that the lost NMR times due to instrument outage will be waived from being charged to the user budgets, even if your name still remains in the reservation calendar, for the said period.

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AV500 UPDATE : System ready for use

Users can access the instrument as usual.   It is the standard policy that the lost NMR times due to instrument outage will be waived from being charged to the user budgets, even if your name still remains in the reservation calendar, for the said period.

Posted in Hardware, Spectrometer | No Comments »

AV301: System ready for use

You can block time as usual for NMR.

Posted in Hardware, Spectrometer | No Comments »

AV300 : System ready for use

You can block time as usual for NMR.

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ALERT ! All instruments down for next hour.

Possibly  due to a power fluctuation the preamplifer and related hardware modules need software reprogramming. The instruments are unavailable at least until 11.30 am today. Please look for further updates and plan your NMR runs accordingly.

Posted in Hardware, Spectrometer | No Comments »

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