Porcine tooth CDJ fatigue damage high-energy phase contrast imaging
收藏ESRF Portal2028-01-01 更新2026-04-23 收录
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https://doi.esrf.fr/10.15151/ESRF-ES-2233785535
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资源简介:
We study the propagation of cracks and crack-arrest mechanisms across the interface between tooth dentine and root cementum. We use freshly extracted porcine teeth as they have diet and eating habits that can be compared to young adult human teeth, which we cyclically load in the lab. We apply for an imaging experiment, using high energy (70 keV +) with phase contrast, to reveal cracks and inclusions in the still-hydrated samples, as we need to distinguish between drying cracks and cracks induced by fatigue. Results from this experiment will help us elucidate design principles of a naturally grown bilayer composite that is designed to function for decades of cyclic loading in the living animal.
提供机构:
Technische Universitaet Berlin, Materials Engineering, Str. des 17. Juni 135, Sekr. Eb 13, 10623 Berlin, Germany; Charite - Universitaetsmedizin Berlin, Department of Operative Dentistry, Assmannshauser Str. 4-6, 14197 Berlin, Germany; Charite Universitaetsmedizin Berlin, Zahnerhaltung und Praventivzahnmedizin, Aßmannshauser Straße 4-6, 14197, Berlin, GERMANY
创建时间:
2028-01-01



