{"id":495,"date":"2021-03-08T17:24:04","date_gmt":"2021-03-08T22:24:04","guid":{"rendered":"https:\/\/carleton.ca\/nanomechanics\/?p=495"},"modified":"2026-03-04T09:53:50","modified_gmt":"2026-03-04T14:53:50","slug":"our-work-on-the-ballistic-performance-of-sic-polyurea-nanostructures-is-published-in-extreme-mechanics-letters","status":"publish","type":"post","link":"https:\/\/carleton.ca\/nanomechanics\/2021\/our-work-on-the-ballistic-performance-of-sic-polyurea-nanostructures-is-published-in-extreme-mechanics-letters\/","title":{"rendered":"Our work on the ballistic performance of SiC\/polyurea nanostructures is published in Extreme Mechanics Letters"},"content":{"rendered":"\n<section class=\"w-screen px-6 cu-section cu-section--white ml-offset-center md:px-8 lg:px-14\">\n    <div class=\"space-y-6 cu-max-w-child-5xl  md:space-y-10 cu-prose-first-last\">\n\n            <div class=\"cu-textmedia flex flex-col lg:flex-row mx-auto gap-6 md:gap-10 my-6 md:my-12 first:mt-0 max-w-5xl\">\n        <div class=\"justify-start cu-textmedia-content cu-prose-first-last\" style=\"flex: 0 0 100%;\">\n            <header class=\"font-light prose-xl cu-pageheader md:prose-2xl cu-component-updated cu-prose-first-last\">\n                                    <h1 class=\"cu-prose-first-last font-semibold !mt-2 mb-4 md:mb-6 relative after:absolute after:h-px after:bottom-0 after:bg-cu-red after:left-px text-3xl md:text-4xl lg:text-5xl lg:leading-[3.5rem] pb-5 after:w-10 text-cu-black-700 not-prose\">\n                        Our work on the ballistic performance of SiC\/polyurea nanostructures is published in Extreme Mechanics Letters\n                    <\/h1>\n                \n                                \n                            <\/header>\n\n                    <\/div>\n\n            <\/div>\n\n    <\/div>\n<\/section>\n\n<p><a href=\"https:\/\/authors.elsevier.com\/a\/1chNj8MuOh8CpN\" target=\"_blank\" rel=\"noopener noreferrer\">In this work,<\/a> we conducted MD simulations to demonstrate that the ballistic limit velocity and the specific penetration energy of SiC\/polyurea multilayers are significantly higher than the experimentally measured values of other protective materials.<\/p>\n\n\n\n<p>Moreover, we demonstrated that the specific penetration energy of a nanoscale target with a given material composition can be remarkably improved (over 75%) by optimizing the individual layer thickness and their arrangement within the target.<\/p>\n\n\n\n<p>Our results reveal a potential bottom-up design pathway for developing superior protective materials for extreme engineering applications.<\/p>\n\n\n\n<p>A video abstract of the article <a href=\"https:\/\/youtu.be\/YhSQJumrczM\" target=\"_blank\" rel=\"noopener noreferrer\">is available here<\/a>.&nbsp;Molecular dynamics (LAMMPS) and density functional theory (VASP) models used to compute the force-field parameters to describe the nonbonded interactions between silicon carbide and polyurea <a href=\"https:\/\/github.com\/nuwan-d\/SiC_polyurea_interface\" target=\"_blank\" rel=\"noopener noreferrer\">can be downloaded from here<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In this work, we conducted MD simulations to demonstrate that the ballistic limit velocity and the specific penetration energy of SiC\/polyurea multilayers are significantly higher than the experimentally measured values of other protective materials. Moreover, we demonstrated that the specific penetration energy of a nanoscale target with a given material composition can be remarkably improved [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[1],"tags":[],"class_list":["post-495","post","type-post","status-publish","format-standard","hentry","category-news"],"acf":{"cu_post_thumbnail":""},"_links":{"self":[{"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/posts\/495","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/comments?post=495"}],"version-history":[{"count":2,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/posts\/495\/revisions"}],"predecessor-version":[{"id":501,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/posts\/495\/revisions\/501"}],"wp:attachment":[{"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/media?parent=495"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/categories?post=495"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/carleton.ca\/nanomechanics\/wp-json\/wp\/v2\/tags?post=495"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}