{"id":210299,"date":"2025-04-01T13:08:50","date_gmt":"2025-04-01T18:08:50","guid":{"rendered":"https:\/\/lifeboat.com\/blog\/2025\/04\/supersonic-speed-limit-for-strong-metal-bonding-revealed"},"modified":"2025-04-01T13:08:50","modified_gmt":"2025-04-01T18:08:50","slug":"supersonic-speed-limit-for-strong-metal-bonding-revealed","status":"publish","type":"post","link":"https:\/\/lifeboat.com\/blog\/2025\/04\/supersonic-speed-limit-for-strong-metal-bonding-revealed","title":{"rendered":"Supersonic speed limit for strong metal bonding revealed"},"content":{"rendered":"<p><a class=\"aligncenter blog-photo\" href=\"https:\/\/lifeboat.com\/blog.images\/supersonic-speed-limit-for-strong-metal-bonding-revealed.jpg\"><\/a><\/p>\n<p>Faster isn\u2019t always better when it comes to high-speed materials science, according to new Cornell research showing that tiny metal particles bond best at a precise supersonic speed.<\/p>\n<p>In industrial processes like cold spray coating and <a href=\"https:\/\/techxplore.com\/tags\/additive+manufacturing\/\" rel=\"tag\" class=\"\">additive manufacturing<\/a>, tiny metal particles travel at extreme speeds and slam into a surface with such force that they fuse together, forming strong metallic bonds. This rapid, high-energy collision builds up layers of material, creating durable, high-performance components. Understanding how and why these bonds form, and sometimes fail, can help optimize manufacturing techniques and lead to stronger materials.<\/p>\n<p>In a <a href=\"https:\/\/www.pnas.org\/doi\/10.1073\/pnas.2424355122\" target=\"_blank\">study<\/a> published March 31 in the <i>Proceedings of the National Academy of Sciences<\/i>, Cornell scientists launched <a href=\"https:\/\/techxplore.com\/tags\/aluminum+particles\/\" rel=\"tag\" class=\"\">aluminum particles<\/a>, each about 20 micrometers in diameter, onto an aluminum surface at speeds of up to 1,337 meters per second\u2014well beyond the speed of sound\u2014and used high-speed cameras to record the impacts.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Faster isn\u2019t always better when it comes to high-speed materials science, according to new Cornell research showing that tiny metal particles bond best at a precise supersonic speed. In industrial processes like cold spray coating and additive manufacturing, tiny metal particles travel at extreme speeds and slam into a surface with such force that they [\u2026]<\/p>\n","protected":false},"author":732,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1635,48],"tags":[],"class_list":["post-210299","post","type-post","status-publish","format-standard","hentry","category-materials","category-particle-physics"],"_links":{"self":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/210299","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\/732"}],"replies":[{"embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/comments?post=210299"}],"version-history":[{"count":0,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/posts\/210299\/revisions"}],"wp:attachment":[{"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/media?parent=210299"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/categories?post=210299"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lifeboat.com\/blog\/wp-json\/wp\/v2\/tags?post=210299"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}