{"id":3905,"date":"2015-08-03T06:15:37","date_gmt":"2015-08-03T03:15:37","guid":{"rendered":"https:\/\/nanosensors.com\/blog\/nanosensors-uniqprobes-partially-coated-cantilever-for-advances-in-life-science-afm\/"},"modified":"2023-03-15T14:54:27","modified_gmt":"2023-03-15T12:54:27","slug":"nanosensors-uniqprobes-partially-coated-cantilever-for-advances-in-life-science-afm","status":"publish","type":"post","link":"https:\/\/www.nanosensors.com\/blog\/nanosensors-uniqprobes-partially-coated-cantilever-for-advances-in-life-science-afm\/","title":{"rendered":"NANOSENSORS\u2122 Uniqprobes\u00ae: Partially Coated Cantilever for Advances in Life Science AFM"},"content":{"rendered":"<p>Often it is necessary to add a coating to an AFM cantilever. In most cases it is a reflex coating on the backside of the cantilever to enhance the reflection of the laser to get a sufficient signal into the AFM photodetector.<\/p>\n<div id=\"attachment_680\" style=\"width: 1952px\" class=\"wp-caption alignleft\"><a href=\"https:\/\/nanosensors.com\/blog\/wp-content\/uploads\/2022\/11\/partialcoating5-2.jpg\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-680\" class=\"size-full wp-image-680\" src=\"https:\/\/nanosensors.com\/blog\/wp-content\/uploads\/2022\/11\/partialcoating5-2.jpg\" alt=\"Cantilever with partial coatings, varying from 20 to 100%.\" width=\"1942\" height=\"1870\" data-wp-pid=\"680\" \/><\/a><p id=\"caption-attachment-680\" class=\"wp-caption-text\">NANOSENSORS\u2122 cantilever with a reflex coating covering about 20, 40, 65 and 100% of the cantilever.<\/p><\/div>\n<p>Unfortunately, adding a coating to a cantilever has several drawbacks such as:<\/p>\n<ul>\n<li>a coating adds stress to the cantilever<\/li>\n<li>when the cantilever is illuminated with the laser the so called Bimorph-Effect (if operating in liquids) will bend the cantilever and let the laser drift out of the photo-detector (thermal drift)<\/li>\n<li>a higher damping of the cantilever which leads to a lower Q-factor<\/li>\n<li>a higher noise of the cantilever<\/li>\n<\/ul>\n<p>Those effects can be reduced dramatically when the coating is not done on the whole cantilever, but only on a part of it. The images above are showing cantilevers with a reflex coating covering about 20, 40, 65 and 100% of the cantilever.<\/p>\n<p>To provide best quality with highest possible cantilever sensitivity NANOSENSORS\u2122 manufactures their Uniqprobe\u00ae cantilever as the only AFM tip exclusively with a partial coating!<\/p>\n<p>To learn more, please have a look at<\/p>\n<p><a href=\"http:\/\/www.nanosensors.com\/pdf\/NANOSENSORS-uniqprobe-brochure.pdf\"> the NANOSENSORS\u2122 Uniqprobe\u00ae brochure<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Often it is necessary to add a coating to an AFM cantilever. In most cases it is a reflex coating on the backside of the cantilever to enhance the reflection of the laser to get a sufficient signal into the AFM photodetector. Unfortunately, adding a coating to a cantilever has several drawbacks such as: a&hellip;&nbsp;<a href=\"https:\/\/www.nanosensors.com\/blog\/nanosensors-uniqprobes-partially-coated-cantilever-for-advances-in-life-science-afm\/\" class=\"\" rel=\"bookmark\">Read More &raquo;<span class=\"screen-reader-text\">NANOSENSORS\u2122 Uniqprobes\u00ae: Partially Coated Cantilever for Advances in Life Science AFM<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":3906,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","footnotes":""},"categories":[16],"tags":[82,17,84,85,105,50],"class_list":["post-3905","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science-technology","tag-afm-cantilever","tag-afm-probes","tag-biology","tag-life-sciences","tag-partial-coating","tag-uniqprobe"],"_links":{"self":[{"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/posts\/3905","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/comments?post=3905"}],"version-history":[{"count":0,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/posts\/3905\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/media\/3906"}],"wp:attachment":[{"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/media?parent=3905"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/categories?post=3905"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.nanosensors.com\/blog\/wp-json\/wp\/v2\/tags?post=3905"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}