{"id":2697,"date":"2022-09-23T15:07:34","date_gmt":"2022-09-23T22:07:34","guid":{"rendered":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/?p=2697"},"modified":"2022-09-23T15:07:34","modified_gmt":"2022-09-23T22:07:34","slug":"av500-importance-of-touching-up-the-xy-shims","status":"publish","type":"post","link":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/2022\/09\/av500-importance-of-touching-up-the-xy-shims\/","title":{"rendered":"AV500 :  IMPORTANCE OF TOUCHING UP THE X,Y SHIMS"},"content":{"rendered":"<p>Dear Users<\/p>\n<p>Way back, \u00a0I had highlighted the importance of touching up the so-called <strong>transverse shims\u00a0<\/strong> a.k.a. <strong>X and Y\u00a0<\/strong>shims, <strong>AFTER\u00a0<\/strong>you have completed the Topshim command.<\/p>\n<p>I had shown a real-life example of the difference this simple step makes in getting a well resolved and great spectrum. \u00a0 Here is a link to that post :<\/p>\n<ul>\n<li><a href=\"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/2021\/06\/tips-getting-the-most-out-of-your-shims-av500-as-an-example\/\">TIPS \u2013 GETTING THE MOST OUT OF YOUR SHIMS \u2013 AV500 AS AN EXAMPLE | UW CHEMISTRY NMR<\/a><\/li>\n<\/ul>\n<p>The importance of this simple step has not changed in all the days since. \u00a0 In the following Desktop video capture, you can see, \u00a0how much the Lock Level is improving even for a small amount of adjustment of the X and Y shims. \u00a0 \u00a0I recorded this a few days ago.<\/p>\n<p>After watching this, I hope you are convinced that spending the extra few seconds is very well worth it, to get respectable NMR spectra, whether it is 1H or 13C or any other nucleus.<\/p>\n<h3>Effect of adjusting X Shim :<\/h3>\n<div style=\"width: 624px;\" class=\"wp-video\"><!--[if lt IE 9]><script>document.createElement('video');<\/script><![endif]-->\n<video class=\"wp-video-shortcode\" id=\"video-2697-1\" width=\"624\" height=\"562\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_X_shimming.mp4?_=1\" \/><a href=\"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_X_shimming.mp4\">https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_X_shimming.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<h3>Effect of adjusting Y Shim :<\/h3>\n<div style=\"width: 624px;\" class=\"wp-video\"><video class=\"wp-video-shortcode\" id=\"video-2697-2\" width=\"624\" height=\"562\" preload=\"metadata\" controls=\"controls\"><source type=\"video\/mp4\" src=\"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_Y_shimming.mp4?_=2\" \/><a href=\"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_Y_shimming.mp4\">https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-content\/uploads\/2022\/09\/Strychnine_Y_shimming.mp4<\/a><\/video><\/div>\n<p>&nbsp;<\/p>\n<h2>Follow the above tip and make the Best Use of the spectrometer !<\/h2>\n<h2>NMR Facility Manager<\/h2>\n<p>9.23.2022<\/p>\n<div style=\"position: static !important;\"><\/div>\n<div style=\"position: static !important;\"><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Dear Users Way back, \u00a0I had highlighted the importance of touching up the so-called transverse shims\u00a0 a.k.a. X and Y\u00a0shims, AFTER\u00a0you 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. \u00a0 Here is a link to that post [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[11,9,1,7],"tags":[],"_links":{"self":[{"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/posts\/2697"}],"collection":[{"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/comments?post=2697"}],"version-history":[{"count":2,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/posts\/2697\/revisions"}],"predecessor-version":[{"id":2699,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/posts\/2697\/revisions\/2699"}],"wp:attachment":[{"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/media?parent=2697"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/categories?post=2697"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/depts.washington.edu\/chemwp\/chemwpnmr\/wp-json\/wp\/v2\/tags?post=2697"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}