1. Department of Mechanical Engineering, Texas Tech University, Lubbock, Texas 79409, United States
2. Department of Physics and Astronomy, Texas Tech University, Lubbock, Texas 79409, United States
3. Jerzy Haber Institute of Catalysis and Surface Chemistry, Polish Academy of Sciences, Niezapominajek 8, Kraków 30-239, Poland
4. Institute of Fundamental Technological Research, Polish Academy of Sciences, Pawińskiego St. 5B, Warsaw 02-106, Poland