VIBRATION PROPERTIES OF A STEEL-PMMA COMPOSITE BEAM

Vibration Properties of a Steel-PMMA Composite Beam

A steel-polymethyl methacrylate (steel-PMMA) Power Window Module beam was fabricated to investigate the vibration properties of a one-dimensional phononic crystal structure.The experimental system included an excitation system, a signal acquisition system, and a data analysis and processing system.When an excitation signal was exerted on one end of

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Application of the reversed LISS-DF technique in an elderly patient to salvage infection-related failure of trochanteric fracture fixation

Failure of cephalomedullary fixation in geriatric trochanteric fractures is a potential complication.Attempts have Stock Pots been made to optimize the implant fixation (e.g.cement augmentation) and several factors (e.g.malreduction, tip apex distance) have been identified as risk factors for failure.Nevertheless, if intramedullary fixation fails,

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