1. Physics Department; Tecnológico de Monterrey; Av. Eugenio Garza Sada 2015 Sur, Col. Tecnológico; Monterrey; México; CP64849
2. Mechanical Engineering Department; Tecnológico de Monterrey; Av. Eugenio Garza Sada 2015 Sur, Col. Tecnológico; Monterrey; México; CP64849
3. Mechanical and Aeronautical Engineering Department; Clarkson University; CAMP 234, Potsdam; New York; 13699-5725; USA