{"id":511,"date":"2017-06-17T18:31:04","date_gmt":"2017-06-17T22:31:04","guid":{"rendered":"http:\/\/phy.sites.mtu.edu\/yap\/?p=511"},"modified":"2017-06-17T18:31:04","modified_gmt":"2017-06-17T22:31:04","slug":"high-density-vertically-aligned-multiwalled-carbon-nanotubes-with-tubular-structures","status":"publish","type":"post","link":"http:\/\/phy.sites.mtu.edu\/yap\/2017\/06\/17\/high-density-vertically-aligned-multiwalled-carbon-nanotubes-with-tubular-structures\/","title":{"rendered":"High-density vertically aligned multiwalled carbon nanotubes  with tubular structures"},"content":{"rendered":"<p><a href=\"http:\/\/phy.sites.mtu.edu\/yap\/wp-content\/uploads\/2017\/06\/CNTs-APL2005.pdf\">CNTs-APL2005<\/a><\/p>\n<p>Ammonia sNH3d gas was thought to be essential for the growth of vertically aligned multiwalled<\/p>\n<p>carbon nanotubes sVA-MWCNTsd and led to the formation of bamboo-like structures. Here, we<\/p>\n<p>show that VA-MWCNTs with ideal tubular structures can be grown on substrates by various mixed<\/p>\n<p>gases with or without NH3 gas. The growth of these VA-MWCNTs is guided by a growth model that<\/p>\n<p>combined the dissociative adsorption of acetylene molecules sC2H2d and the successive<\/p>\n<p>vapor-liquid-solid growth mechanism. Results indicate that the key factor for growing these<\/p>\n<p>VA-MWCNTs is a balance between the decomposition rate of the C2H2 molecules on the iron<\/p>\n<p>catalyst and the subsequent diffusion and segregation rates of carbon.<\/p>\n<p>\u00a9 2005 American Institute of Physics. fDOI: 10.1063\/1.1952575g<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CNTs-APL2005 Ammonia sNH3d gas was thought to be essential for the growth of vertically aligned multiwalled carbon nanotubes sVA-MWCNTsd and led to the formation of bamboo-like structures. Here, we show that VA-MWCNTs with ideal tubular structures can be grown on substrates by various mixed gases with or without NH3 gas. The growth of these VA-MWCNTs [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[73,86,85,49,96],"tags":[],"class_list":["post-511","post","type-post","status-publish","format-standard","hentry","category-73","category-carbon","category-cnt","category-docs","category-tubular-structures"],"_links":{"self":[{"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/posts\/511","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/comments?post=511"}],"version-history":[{"count":1,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/posts\/511\/revisions"}],"predecessor-version":[{"id":513,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/posts\/511\/revisions\/513"}],"wp:attachment":[{"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/media?parent=511"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/categories?post=511"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/phy.sites.mtu.edu\/yap\/wp-json\/wp\/v2\/tags?post=511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}