{"id":1086,"date":"2011-05-15T13:58:42","date_gmt":"2011-05-15T17:58:42","guid":{"rendered":"https:\/\/engineering.jhu.edu\/magazine-archive\/?p=1086"},"modified":"2017-08-01T14:03:17","modified_gmt":"2017-08-01T18:03:17","slug":"lab-notes-spring-11","status":"publish","type":"post","link":"https:\/\/engineering.jhu.edu\/magazine-archive\/2011\/05\/lab-notes-spring-11\/","title":{"rendered":"Lab Notes"},"content":{"rendered":"<p><strong>Inroads to Diabetes Treatment:<\/strong> Studying when and how the human body releases insulin to maintain blood sugar levels, researchers have found that three proteins relay signals in a process similar to an electrical circuit. Associate Professor of Biomedical Engineering Andre Levchenko and his team have built upon this discovery to construct a mathematical model of this circuit to better understand and predict how these oscillating signals are used within a cell.<\/p>\n<p><strong>Shake-Proof Plan:<\/strong> To understand how things fall, you have to shake them up a bit. Lead investigator Professor Benjamin Schafer, the Swirnow Family Faculty Scholar and chair of Civil Engineering, has been awarded a three-year $925,000 National Science Foundation grant to study how seismic forces affect midrise cold-formed-steel buildings, up to nine stories high, during the violent shaking of earthquakes. The work will include development of computer models, as well as the testing of two-story buildings atop full-size &#8220;shake tables&#8221; that replicate the forces of actual earthquakes.<\/p>\n<p><strong>Farming Wind:<\/strong> What&#8217;s the most cost-effective way to capture the power of wind? Charles Meneveau, the Louis M. Sardella Professor of Mechanical Engineering, has worked with a colleague in Belgium to come up with a new formula for success. The answer: Wind turbines should be placed about 15 rotor diameters apart-around twice as far apart as in the current layouts-for more cost-efficient power generation. Wind farms consisting of hundreds, and even thousands, of turbines may be underperforming due to inadequate spacing, says Meneveau. The duo&#8217;s finding will be important as more farms are added in the United States, Europe, and China.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Updates on diabetes, cold-formed steel and wind farms. <\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[31],"tags":[],"class_list":["post-1086","post","type-post","status-publish","format-standard","hentry","category-big-ideas","issue-spring-2011"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Lab Notes - JHU Engineering Magazine<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/engineering.jhu.edu\/magazine-archive\/2011\/05\/lab-notes-spring-11\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Lab Notes - 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