Does total column ozone change during a solar eclipse? by G. H. Bernhard, G. T. Janson, S. Simpson, R. R. Cordero, R. R. Cordero, E. I. Sepúlveda Araya, J. Jorquera, J. A. Rayas, R. N. Lind

“…Here, we try to resolve these contradictions by measuring short-term variations (of seconds to minutes) in TCO using “global” (Sun and sky) and direct-Sun observations in the ultraviolet (UV) range with filter radiometers (GUVis-3511 and Microtops II^®). …”
Get full text

History of Turkish Air Force Aviation School and the Process of Transition to Air Force Academy by Osman YALÇIN

“…In 1925, it was brought back to Eskişehir on October 1, 1951. After WWII, the duration of training in order to be a pilot was six years. …”
Get full text