{"id":984,"date":"2015-08-21T22:20:00","date_gmt":"2015-08-21T22:20:00","guid":{"rendered":"http:\/\/www.kurzweilai.net\/?p=260134"},"modified":"2015-08-24T00:39:14","modified_gmt":"2015-08-24T00:39:14","slug":"mit-researchers-invent-process-for-3d-printing-complex-transparent-glass-forms","status":"publish","type":"post","link":"https:\/\/hoo.central12.com\/fugic\/2015\/08\/21\/mit-researchers-invent-process-for-3d-printing-complex-transparent-glass-forms\/","title":{"rendered":"MIT researchers invent process for 3D-printing complex transparent glass forms"},"content":{"rendered":"<div id=\"attachment_260146\" class=\"wp-caption aligncenter\" style=\"width: 441px;  border: 1px solid #dddddd; background-color: #f3f3f3; padding-top: 4px; margin: 10px; text-align:center; display: block; margin-right: auto; margin-left: auto;\"><img class=\"size-full wp-image-260146\" title=\"printing molten glass\" src=\"http:\/\/www.kurzweilai.net\/images\/printing-molten-glass.jpg\" alt=\"\" width=\"431\" height=\"238\" \/><p style=' padding: 0 4px 5px; margin: 0;'  class=\"wp-caption-text\">Printing molten glass (credit: John Klein et al.\/3D Printing and Additive Manufacturing)<\/p><\/div>\n<p>An\u202fadditive-manufacturing glass-printing process called G3DP (Glass 3D Printing) has been developed by researchers in the <a href=\"http:\/\/matter.media.mit.edu\/\" >Mediated Matter Group<\/a> at the MIT Media Lab in collaboration with the Glass Lab at MIT.<\/p>\n<div id=\"attachment_260143\" class=\"wp-caption aligncenter\" style=\"width: 267px;  border: 1px solid #dddddd; background-color: #f3f3f3; padding-top: 4px; margin: 10px; text-align:center; display: block; margin-right: auto; margin-left: auto;\"><img class=\"wp-image-260143 \" title=\"Glass-printing platform\" src=\"http:\/\/www.kurzweilai.net\/images\/Glass-printing-platform.jpg\" alt=\"\" width=\"257\" height=\"449\" \/><p style=' padding: 0 4px 5px; margin: 0;'  class=\"wp-caption-text\">Glass-printing platform. (1) Crucible, (2) heating elements, (3) nozzle (4) thermocouple, (5) removable feed access lid. (credit: John Klein et al.\/3D Printing and Additive Manufacturing)<\/p><\/div>\n<p>The platform is based on a dual heated-chamber concept. The upper chamber acts as a Kiln Cartridge (a thermally insulated heater) operating at about 1900\u00b0F to melt the glass, while the lower chamber serves to anneal (form) the structures. The molten material gets funneled through an alumina-zircon-silica nozzle, which extrudes the material onto a build platform, where it cools and hardens.\u202fBy tuning the form, transparency, and color variation, the process can drive, limit, or control light transmission, reflection and refraction in the final material.<\/p>\n<div id=\"attachment_260140\" class=\"wp-caption aligncenter\" style=\"width: 295px;  border: 1px solid #dddddd; background-color: #f3f3f3; padding-top: 4px; margin: 10px; text-align:center; display: block; margin-right: auto; margin-left: auto;\"><img class=\"size-full wp-image-260140\" title=\"3D-printed glass\" src=\"http:\/\/www.kurzweilai.net\/images\/3D-printed-glass.jpg\" alt=\"\" width=\"285\" height=\"336\" \/><p style=' padding: 0 4px 5px; margin: 0;'  class=\"wp-caption-text\">Detail of a colored printed object (credit: John Klein et al.\/3D Printing and Additive Manufacturing)<\/p><\/div>\n<p>The G3DP project was created in collaboration between the Mediated Matter group at the MIT Media Lab, the Mechanical Engineering Department, the MIT Glass Lab, and the Wyss Institute.<\/p>\n<p>A selection of Glass pieces will appear in an exhibition at <a href=\"http:\/\/www.cooperhewitt.org\/visit\/online-ticketing\/?gclid=CPvGz8uguMcCFQwYHwod7OMNtQ\">Cooper Hewitt<\/a>, Smithsonian Design Museum, New York City in 2016.\u202f An &#8220;Additive Manufacturing of Optically Transparent Glass&#8221; patent application was filed on April 25, 2014.<\/p>\n<p style=\"text-align: center;\"><iframe frameborder=\"0\" height=\"281\" src=\"https:\/\/player.vimeo.com\/video\/136764796?color=aba9a9&amp;title=0&amp;byline=0&amp;portrait=0\" width=\"500\"><\/iframe><br \/>\n<em>Mediated Matter Group | GLASS<\/em><\/p>\n","protected":false},"excerpt":{"rendered":"<p>An&#8239;additive-manufacturing glass-printing process called G3DP (Glass 3D Printing) has been developed by researchers in the Mediated Matter Group at the MIT Media Lab in collaboration with the Glass Lab at MIT. The platform is based on a dual heated-chamber concept. The upper chamber acts as a Kiln Cartridge (a thermally insulated heater) operating at about [&#8230;]<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[55,43],"tags":[],"class_list":["post-984","post","type-post","status-publish","format-standard","hentry","category-nanotechmaterials-science","category-news"],"_links":{"self":[{"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/posts\/984"}],"collection":[{"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/comments?post=984"}],"version-history":[{"count":2,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/posts\/984\/revisions"}],"predecessor-version":[{"id":992,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/posts\/984\/revisions\/992"}],"wp:attachment":[{"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/media?parent=984"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/categories?post=984"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/hoo.central12.com\/fugic\/wp-json\/wp\/v2\/tags?post=984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}