{"id":181365,"date":"2024-01-25T12:22:28","date_gmt":"2024-01-25T18:22:28","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/01\/fingerprinting-biomolecules-with-the-help-of-sound"},"modified":"2024-01-25T12:22:28","modified_gmt":"2024-01-25T18:22:28","slug":"fingerprinting-biomolecules-with-the-help-of-sound","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/01\/fingerprinting-biomolecules-with-the-help-of-sound","title":{"rendered":"Fingerprinting biomolecules with the help of sound"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/fingerprinting-biomolecules-with-the-help-of-sound.jpg\"><\/a><\/p>\n<p>A team of researchers from the Institute for Optoelectronic Systems and Microtechnology at Universidad Polit\u00e9cnica de Madrid (UPM) has designed a biosensor capable of identifying proteins and peptides in quantities as low as a single monolayer. For that, a surface acoustic wave (SAW), a kind of electrically controlled nano earthquake on a chip, is generated with an integrated transducer to act on a stack of 2D materials coated with the biomolecules to be detected.<\/p>\n<p>As they <a href=\"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S0956566323004402\">report<\/a> in the journal <i>Biosensors and Bioelectronics<\/i> in an article titled \u201cSurface\u2013<a href=\"https:\/\/phys.org\/tags\/acoustic+wave\/\" rel=\"tag\" class=\"\">acoustic-wave<\/a>-driven graphene plasmonic sensor for fingerprinting ultrathin biolayers down to the monolayer limit,\u201d the SAW would ripple the surface of a graphene-based stack in such a way that it confines mid\u2013<a href=\"https:\/\/phys.org\/tags\/infrared+light\/\" rel=\"tag\" class=\"\">infrared light<\/a> to very small volumes, enhancing <a href=\"https:\/\/phys.org\/tags\/light-matter+interactions\/\" rel=\"tag\" class=\"\">light-matter interactions<\/a> at the nanoscale.<\/p>\n<p>In particular, quasiparticles that are part light (photons) and part matter (electrons and lattice vibrations), called surface plasmon-phonon polaritons, are formed at the rippled stack interplaying strongly with the molecules atop.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A team of researchers from the Institute for Optoelectronic Systems and Microtechnology at Universidad Polit\u00e9cnica de Madrid (UPM) has designed a biosensor capable of identifying proteins and peptides in quantities as low as a single monolayer. For that, a surface acoustic wave (SAW), a kind of electrically controlled nano earthquake on a chip, is generated [\u2026]<\/p>\n","protected":false},"author":396,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635,4],"tags":[],"class_list":["post-181365","post","type-post","status-publish","format-standard","hentry","category-materials","category-nanotechnology"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/181365","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\/396"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=181365"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/181365\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=181365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=181365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=181365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}