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Tham khảo tài liệu 'polyme analysis 2010 part 11', kỹ thuật - công nghệ, cơ khí - chế tạo máy phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | Direct or micromechanical testing Composite Micromichanical tests a fragmentation b microindentation c pull-out and d microbond test Single fiber pull-out test Load cell Greszczuk s model for pull-out A small single fiber is embedded in a resin and the debonding load for the pull-out of the fiber from the resin is measured and calculated for the interfacial shear strength IFSS t using the following equation _ _ F 1 2prf l where F is the debonding load rf the fiber radius and I the embedded length. This technique has been successfully studied in carbon and boron fibers in an epoxy .
