Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)

Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)

Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)

Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)

Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)

Alexandra "Sasha" Boltasseva, Professor of Electrical and Computer Engineering, poses in front of a microscope within a nanophotonics lab at Birck Nanotechnology Center. (Purdue University photo/Alex Kumar)