The in situ breeding and burning reactor (ISBBR). which makes use of the outstanding breeding capability of metallic pellet and the excellent irradiation-resistant performance of SiCf/SiC ceramic composites cladding. can approach the design purpose of ultralong cycle and ultrahigh burnup and maintain stable radial power distribution during the cycle life without refueling and shufflin... https://unitedssports.shop/product-category/goalie-trappers-junior/