{"id":145175,"date":"2022-08-30T12:22:42","date_gmt":"2022-08-30T17:22:42","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2022\/08\/pulses-from-an-atom-sharp-tip-enable-researchers-to-break-and-form-chemical-bonds-at-will"},"modified":"2022-08-30T12:22:42","modified_gmt":"2022-08-30T17:22:42","slug":"pulses-from-an-atom-sharp-tip-enable-researchers-to-break-and-form-chemical-bonds-at-will","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2022\/08\/pulses-from-an-atom-sharp-tip-enable-researchers-to-break-and-form-chemical-bonds-at-will","title":{"rendered":"Pulses from an atom-sharp tip enable researchers to break and form chemical bonds at will"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/pulses-from-an-atom-sharp-tip-enable-researchers-to-break-and-form-chemical-bonds-at-will.jpg\"><\/a><\/p>\n<p>Chemical reactions often produce messy mixtures of different products. Hence, chemists spend a lot of time coaxing their reactions to be more selective to make particular target molecules. Now, an international team of researchers has achieved that kind of selectivity by delivering voltage pulses to a single molecule through an incredibly sharp tip.<\/p>\n<p>\u201cControlling the pathway of a chemical reaction, depending on the voltage pulses used, is unprecedented and very alluring to chemists,\u201d says KAUST\u2019s Shadi Fatayer.<\/p>\n<p>The team used an instrument that combines scanning tunneling microscopy (STM) and <a href=\"https:\/\/phys.org\/tags\/atomic+force+microscopy\/\" rel=\"tag\" class=\"\">atomic force microscopy<\/a> (AFM). Both techniques can map out the positions of atoms within individual molecules using a tip that may be just a few atoms wide. But the voltage can also be used to break bonds within a molecule, potentially allowing new bonds to form.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Chemical reactions often produce messy mixtures of different products. Hence, chemists spend a lot of time coaxing their reactions to be more selective to make particular target molecules. Now, an international team of researchers has achieved that kind of selectivity by delivering voltage pulses to a single molecule through an incredibly sharp tip. \u201cControlling the [\u2026]<\/p>\n","protected":false},"author":661,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,48],"tags":[],"class_list":["post-145175","post","type-post","status-publish","format-standard","hentry","category-chemistry","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/145175","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/users\/661"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=145175"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/145175\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=145175"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=145175"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=145175"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}