2D diamond artifact

From: lig (ligy@mail.sioc.ac.cn)
Date: Fri Jun 27 2008 - 07:17:37 PDT


Hi all,

Our AV500 platform was transfered from Xwinnmr to topspin2.0 recently. I observed a lot of "diamond" artifact peaks in my 2D water suppressed NOESY, which was not obvious under the older xwinnmr environment. The manual suggested to use a longer phase presetting using command edscon. However, there were no such parameters under edscon of the topspin2.0. How to deal with this problem?

Thank you for your input!

Guangyu



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Guangyu Li
Manager, Associate Professor
NMR Facility
Shanghai Institute of Organic Chemistry
Chinese Academy of Sciences
354 Fenglin Lu
Shanghai 200032 China
Telephone: 86-21-54925012
Fax: 86-21-54925039

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