Michele Kearney's Nuclear Wire

Major Energy and Environmental News and Commentary affecting the Nuclear Industry.

Tuesday, November 21, 2017

NSE News and Announcements :: November 2017

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Dear Friends and Colleagues,

As I write this, colourful leaves are falling from the trees, a familiar New England scene as we approach the Holiday season. This also means we are in the heart of the Fall semester at MIT; a particularly special semester for our senior undergraduates who take 22.033, the capstone design course. I personally love teaching design courses, they take you to such unexpected places intellectually, plus provide to me the best example of how we do education through research, and research through education at MIT.

This year the 22.033 course is being taught by Zach Hartwig (John C. Hardwick Assistant Professor) one of our newest NSE faculty members. The new model is more hands-on and group/project focused. It addresses issues such as how to identify an idea for a product need and how to solve problems. It focuses on ideation, pitching, presentation, communication skills, learning CAD, building skill sets for labs, how to use tools, what facilities are available to build "things" needed, i.e. the skill sets used in design teams in the real world. The semester started off with one problem defined by Hartwig: “how to design a better radiation check source?” Please see the MIT news article on this here, and that exercise is now serving as the model on how to approach solving a problem from concept to production.

Zach is building on a new teaching model for the course that was conceptualized and taught last year by Mike Short (Norman Rasmussen Assistant Professor). A paper on a project from last year's 22.033 design class has been accepted for publication. Our undergraduate students, with help from Dr. Patil and Prof. Buyukozturk in Civil & Environmental Engineering, have designed a new type of concrete which can accommodate waste plastic without losing its strength. This means we can take plastic out of a landfill, and use it to backfill concrete. Normally that causes the concrete to get weaker. However, our students figured out that if one gamma irradiates the plastic chips before adding to the concrete, the strength comes back! They also helped explain the reason that this happens. Please see this fascinating multi-disciplinary research here.

Finally we are approaching an exciting event: the restart of the Graphite Exponential Pile at the Nuclear Reactor Lab under the supervision of Professors Kord Smith, Ben Forget and NRL staff. The last fuel assembly will be reloaded at December 2 at 3:25 Chicago time to celebrate to the minute the 75th anniversary of the first artificial sustained chain nuclear reaction at Fermi’s CP-1. Beyond the nod to history, the Pile will becomes a critical (or should I say sub-critical, sorry I couldn’t help myself) part of our reactor physics education and research program.

I wish you all the very best for Thanksgiving.

Dennis Whyte
Jerry Akinsulire, MIT
Copyright © 2017, Department of Nuclear Science and Engineering, MIT,
All rights reserved.

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