YUKPOP IV Abstract Template *Name *Afyon Surname Kocatepe University, Science Faculty, Physics Department, 03200 Afyonkarahisar yukpop@hotmail.com Abstracts should be formatted for A4 size and fitted to one page. Use Arial font 12-pt for body and 10-pt for Refs. Title should be typed in 14-pt, names 12-pt and address 10-pt (italics). All text and figures must fit within side, top and bottom margins of 25 mm. References must be placed in the end of the abstract. References should be used as following; for papers [1], for books [2] and chapter in the book [3].If a figure or table will be used, care should be taken that the abstract should not exceed one page. Abstracts should be written in English. The abstract should be submitted in docx format by sending it to yukpop@hotmail.com before 15th of February 2016. The request for presentation type (oral or poster presentation) must be specified in the file name (example: aeinstein-oral-1.docx) Figure 1. Afyon castle References [1] Tan, X. J., Tan, X. D., Dong, H. I., Zhai, T. J. (2012). Optimal Design on Chamber for Vacuum Circuit Breaker. Journal of Dalian Jiaotong University, 33(1), 35-37. for book references: [2] O'Hanlon, J. F. (2005). A user's guide to vacuum technology. John Wiley & Sons. for chapter in books: [3] Santeler, D. J. (1966). Vacuum technology and space simulation. NASA Special Publication, 105.