introduction superficial x-ray therapy is one of the most important treatment methods in radiotherapy especially in the treatment of superficial skin lesions (up to 300 kvp). quality of the x-ray beam that can be expressed by half-value layer (hvl), are important indices for this type of treatment effective energy of photon and homogeneity coefficient (hc). materials and methods the hc of the s...

The description of an experimental setup for studying the durability polymer composite materials samples which are used sea carrier ships superstructures manufacture is presented in paper. structural composition installation and methods applying loads to test sample detail. includes a rocking table simulates ship on fixed with bolted, riveted or adhesive connection methods. In this paper, analy...