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Jesse Hitz Graff

Luther College senior Hitz Graff selected to complete summer research on use of aluminum oxide in microelectromechanical systems

Whether building a pyramid or designing an engine, friction has long been a prominent factor in human innovation. Inventors must take into account the effects of friction on materials. Jesse Hitz Graff, Luther College senior of Winona, Minnesota, is experimenting with aluminum oxide to determine how the compound fares when friction is taken into account in certain technologies.

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John Doorenbos

Luther College senior Doorenbos selected to complete summer research on mathematical models for vaccinations

When a large enough portion of a community becomes vaccinated and eliminates the risk of a disease outbreak, that community gains herd immunity. John Doorenbos, Luther College senior from Grinnell, Iowa, has been selected to do collaborative research over the summer to formulate a mathematical model to understand what proportion of individuals in a community need to be vaccinated in order to gain herd immunity. His research focuses on how the particular structure of the community affects the proportion of immune individuals required.

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Erin Ellefsen

Luther College junior Ellefsen selected to complete summer research on mathematical models for vaccinations

When a large enough portion of a community becomes vaccinated and eliminates the risk of a disease outbreak, that community gains herd immunity. Erin Ellefsen, Luther College junior from Indianapolis, Indiana, has been selected to do collaborative research over the summer to formulate a mathematical model to understand what proportion of individuals in a community need to be vaccinated in order to gain herd immunity. Her research focuses on how the particular structure of the community affects the proportion of immune individuals required.

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