Nebraska U's new laser to facilitate manufacturing method of the future

November 29, 2023

Laboratory setup with advanced machinery emitting red light and three researchers working nearby.
Craig Zuhlke (left), associate professor of electrical and computer engineering; George Gogos (back), Wilmer J. and Sally L. Hergenrader Professor of Mechanical and Materials Engineering; and Graham Kaufman (front), doctoral student in electrical engineering, pose with the now active Leybold ultra-high vacuum laser surface processing and materials analysis system in the Engineering Research Center. Zuhlke and Gogos are co-directors of the Center for Electro-Optics and Functionalized Surfaces.
Craig Chandler | University Communication and Marketing

The University of Nebraska –Lincoln’s Center for Electro-Optics and Functionalized Surfaces is now home to a first-of-its-kind laser in the United States to be used for a specialized method of surface modification.

This approach — called femtosecond laser surface processing — beams an ultrafast laser at a metal material, changing its micro- and nanoscale features and its chemistry. These changes confer properties conducive to a wide range of applications in space, defense, medicine and beyond.

Because it offers advantages over traditional surface modification methods, FLSP is considered a manufacturing method of the future and is an area in which Husker researchers have led the way for more than a decade. The new laser, purchased with funding from the Defense University Research Instrumentation Program, comes at a pivotal time in the field.

“The laser technology is advancing very rapidly right now,” said Craig Zuhlke, center co-director and associate professor of electrical and computer engineering. “It’s a very exciting time. This is going to become a manufacturing field because of the lasers that are now available.”

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