Department of Physics (Materials Science Group);
College of Engineering;
Technology and Physical Sciences;
Alabama A&M University;
Normal;
Alabama 35762;
U.S.A;
NASA;
George C. Marshall Space Flight Center;
Huntsville;
Alabama 35812;
U.S.A.;
Chemical; Sensors; Tin; Oxide; Nano-composites; Carbon; Nanofiber;