tag:blogger.com,1999:blog-5822805028291837738.post4093425588173861702..comments2023-12-09T03:51:33.158-05:00Comments on Various Consequences: Human Powered Helicopter Flight TestingJoshua Stultshttp://www.blogger.com/profile/03506970399027046387noreply@blogger.comBlogger4125tag:blogger.com,1999:blog-5822805028291837738.post-27947502867793310752012-12-20T08:34:50.932-05:002012-12-20T08:34:50.932-05:00Ultralight Metallic Microlattices<a href="http://www.sciencemag.org/content/334/6058/962.abstract" rel="nofollow">Ultralight Metallic Microlattices</a>Joshua Stultshttps://www.blogger.com/profile/03506970399027046387noreply@blogger.comtag:blogger.com,1999:blog-5822805028291837738.post-49405899944919092452012-12-19T19:21:57.279-05:002012-12-19T19:21:57.279-05:00Interesting paper on 'multi-scale' structu...Interesting paper on 'multi-scale' structures: <a href="http://prl.aps.org/abstract/PRL/v109/i20/e204301" rel="nofollow">Ultralight Fractal Structures from Hollow Tubes</a>Joshua Stultshttps://www.blogger.com/profile/03506970399027046387noreply@blogger.comtag:blogger.com,1999:blog-5822805028291837738.post-1029886932076177052012-12-16T11:04:22.359-05:002012-12-16T11:04:22.359-05:00"micro truss" technology: replace beam e..."micro truss" technology: replace beam elements with trusses made of smaller beam elements, <a href="http://www.agrc.umd.edu/gamera/gamera2/gamera2-airframe-structure.html" rel="nofollow">Gamera II Airfram Structure</a>Joshua Stultshttps://www.blogger.com/profile/03506970399027046387noreply@blogger.comtag:blogger.com,1999:blog-5822805028291837738.post-68073476168963032542012-12-16T11:02:39.531-05:002012-12-16T11:02:39.531-05:00Here's a bit of theory on why the students got...Here's a <a href="http://books.google.com/books?id=0qd6vd12sXEC&lpg=PA188&ots=RGdluGXiqW&dq=Solid%20Isotropic%20Material%20with%20Penalization&pg=PA190#v=onepage&q&f=false" rel="nofollow">bit of theory</a> on why the students got the results they did on their structural optimization study. You can always get a stiffer structure by adding more thinner bars. Related to this <a href="http://www.variousconsequences.com/2012/12/open-source-topology-optimization-for.html" rel="nofollow">recent post on open source tools</a> to do this sort of optimization. Joshua Stultshttps://www.blogger.com/profile/03506970399027046387noreply@blogger.com