{"id":187648,"date":"2024-04-19T02:23:02","date_gmt":"2024-04-19T07:23:02","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2024\/04\/new-physics-at-play-physicists-discover-a-new-force-acting-on-water-droplets-moving-over-superhydrophobic-surfaces"},"modified":"2024-04-19T02:23:02","modified_gmt":"2024-04-19T07:23:02","slug":"new-physics-at-play-physicists-discover-a-new-force-acting-on-water-droplets-moving-over-superhydrophobic-surfaces","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2024\/04\/new-physics-at-play-physicists-discover-a-new-force-acting-on-water-droplets-moving-over-superhydrophobic-surfaces","title":{"rendered":"New Physics at Play: Physicists Discover a New Force Acting on Water Droplets Moving Over Superhydrophobic Surfaces"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/new-physics-at-play-physicists-discover-a-new-force-acting-on-water-droplets-moving-over-superhydrophobic-surfaces2.jpg\"><\/a><\/p>\n<p><strong>Researchers at Aalto University have discovered a new force acting on water droplets moving over superhydrophobic surfaces like black silicon by adapting a novel force measurement technique to uncover the previously unidentified physics at play. This force, identified as air-shearing, challenges previous understandings and suggests modifications in the design of these surfaces to reduce drag, potentially improving their efficiency and application in various fields.<\/strong><\/p>\n<p>Microscopic chasms forming a sea of conical jagged peaks stipple the surface of a material called black silicon. While it\u2019s commonly found in solar cell tech, black silicon also moonlights as a tool for studying the physics of how water droplets behave.<\/p>\n<p>Black silicon is a superhydrophobic material, meaning it repels water. Due to water\u2019s unique surface tension properties, droplets glide across textured materials like black silicon by riding on a thin air-film gap trapped beneath. This works great when the droplets move slowly\u2014they slip and slide without a hitch.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Researchers at Aalto University have discovered a new force acting on water droplets moving over superhydrophobic surfaces like black silicon by adapting a novel force measurement technique to uncover the previously unidentified physics at play. This force, identified as air-shearing, challenges previous understandings and suggests modifications in the design of these surfaces to reduce drag, [\u2026]<\/p>\n","protected":false},"author":427,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[219,1633,17],"tags":[],"class_list":["post-187648","post","type-post","status-publish","format-standard","hentry","category-physics","category-solar-power","category-sustainability"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/187648","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\/427"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=187648"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/187648\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=187648"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=187648"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=187648"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}