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3-D printing now can be used to print lithium-ion microbatteries the size of a grain of sand. The printed microbatteries could supply electricity to tiny devices in fields from medicine to communications, including many that have lingered on lab benches for lack of a battery small enough to fit the device, yet providing enough stored energy to power it.

Arnab Mukherjee, a finalist for the 2013 Lemelson Illinois award, has demonstrated his versatility and interdisciplinary prowess as both a student and researcher at the University of Illinois.

The new Electrical and Computer Engineering building, under construction on the north campus near the Beckman Institute and the Coordinated Science Laboratory, is beginning to show its definitive form. Before long, students will fill the labs, white boards in faculty offices will be covered with the squiggle and scrawl of new figures and formulas, and the building stage will be remembered only in photographs and memories. Yet the means of construction—the generous support of departmental alumni—will always be unmistakable. 

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