{"628889":{"#nid":"628889","#data":{"type":"event","title":"High Impact Chemistry: Design and Testing of an Icy Moon Penetratory Organic Analyzer","body":[{"value":"\u003Cp\u003EOrganic analysis reveals the processes that shape an extraterrestrial location, including its potential habitability, and can provide evidence of extinct or extant life.\u0026nbsp; Many extraterrestrial locations, like icy moons and small bodies, are challenging to access with a soft lander due to the large differential velocities between the space-craft and the surface, lack of an atmosphere for aerobraking, and reduced gravity for \u0026ldquo;sticking\u0026rdquo; after landing.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003EThese drawbacks to traditional landed missions make kinetic penetrators an attractive mission platform.\u0026nbsp;However, instrumentation capable of both organic analysis and surviving the 50,000 g accelerations of an impactor platform have historically been absent from our arsenal.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003EIn this work, we have developed an impact-robust optical stack for highly-sensitive laser-induced fluorescence (LIF) detection of amines and amino-acids labeled with the fluorogenic probe, fluorescamine.\u0026nbsp; A breadboard LIF system with 405 nm excitation was demonstrated to have parts-per-trillion detection limits for amino acids.\u0026nbsp; A microfluidic sample handling system uses hydraulic valves with an incompressible ionic liquid for actuation with linear actuators, which may improve impact resilience over pneumatically actuated microvalves.\u0026nbsp;\u003C\/p\u003E\r\n\r\n\u003Cp\u003EComponents and integrated system were tested survived impacts at 12,000 g, 25,000 g, and 50,000 g.\u0026nbsp;This talk focuses on the development of the hydraulic microvalves and the survival of key mechanical systems that enable the analysis.\u003C\/p\u003E\r\n","summary":null,"format":"limited_html"}],"field_subtitle":"","field_summary":[{"value":"\u003Cp\u003EA Planetary Science \u0026amp; Astrobiology Seminar by Amanda Stockton, Georgia Tech School of Chemistry and Biochemistry\u003C\/p\u003E\r\n","format":"limited_html"}],"field_summary_sentence":[{"value":"A Planetary Science \u0026 Astrobiology Seminar by Amanda Stockton"}],"uid":"30678","created_gmt":"2019-11-12 14:44:21","changed_gmt":"2019-11-15 14:44:49","author":"A. Maureen Rouhi","boilerplate_text":"","field_publication":"","field_article_url":"","field_event_time":{"event_time_start":"2019-11-15T13:55:00-05:00","event_time_end":"2019-11-15T14:50:00-05:00","event_time_end_last":"2019-11-15T14:50:00-05:00","gmt_time_start":"2019-11-15 18:55:00","gmt_time_end":"2019-11-15 19:50:00","gmt_time_end_last":"2019-11-15 19:50:00","rrule":null,"timezone":"America\/New_York"},"extras":[],"hg_media":{"522371":{"id":"522371","type":"image","title":"Amanda Stockton","body":null,"created":"1460134800","gmt_created":"2016-04-08 17:00:00","changed":"1475895291","gmt_changed":"2016-10-08 02:54:51","alt":"Amanda Stockton","file":{"fid":"205369","name":"amanda_stockton.jpg","image_path":"\/sites\/default\/files\/images\/amanda_stockton_0.jpg","image_full_path":"http:\/\/hg.gatech.edu\/\/sites\/default\/files\/images\/amanda_stockton_0.jpg","mime":"image\/jpeg","size":56103,"path_740":"http:\/\/hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/images\/amanda_stockton_0.jpg?itok=YI1VrtH6"}},"628888":{"id":"628888","type":"image","title":"Astrobiology seminar by Amanda Stockton","body":null,"created":"1573569653","gmt_created":"2019-11-12 14:40:53","changed":"1573569653","gmt_changed":"2019-11-12 14:40:53","alt":"","file":{"fid":"239507","name":"2019 Amanda Stockton astrobiology seminar.jpg","image_path":"\/sites\/default\/files\/images\/2019%20Amanda%20Stockton%20astrobiology%20seminar.jpg","image_full_path":"http:\/\/hg.gatech.edu\/\/sites\/default\/files\/images\/2019%20Amanda%20Stockton%20astrobiology%20seminar.jpg","mime":"image\/jpeg","size":189659,"path_740":"http:\/\/hg.gatech.edu\/sites\/default\/files\/styles\/740xx_scale\/public\/images\/2019%20Amanda%20Stockton%20astrobiology%20seminar.jpg?itok=m7O6eBV9"}}},"media_ids":["522371","628888"],"groups":[{"id":"1278","name":"College of Sciences"},{"id":"85951","name":"School of Chemistry and Biochemistry"}],"categories":[],"keywords":[],"core_research_areas":[],"news_room_topics":[],"event_categories":[{"id":"1795","name":"Seminar\/Lecture\/Colloquium"}],"invited_audience":[{"id":"78761","name":"Faculty\/Staff"},{"id":"177814","name":"Postdoc"},{"id":"174045","name":"Graduate students"},{"id":"78751","name":"Undergraduate students"}],"affiliations":[],"classification":[],"areas_of_expertise":[],"news_and_recent_appearances":[],"phone":[],"contact":[{"value":"\u003Cp\u003E\u003Ca href=\u0022mailto:belnaggar3@gatech.edu\u0022\u003EBelal Elnaggar\u003C\/a\u003E\u003C\/p\u003E\r\n","format":"limited_html"}],"email":[],"slides":[],"orientation":[],"userdata":""}}}