通过分析形状变化和弹子性能,评估几何微石作为文化标记
Alfredo Cortell-Nicolau1,2, Alastair Key3, Antoni Palomo4
1Max Planck Institute for Evolutionary Anthropology, Deutscher Pl. 6, 04103, Leipzig, Germany. alfredo_cortell_nicolau@eva.mpg.de.
Scientific reports
|April 2, 2025
概括
在欧洲中石器和新石器遗址中,几何微石形状的变化并非由弹子的性能所驱动. 有控制的测试表明,形状的影响最小,支持这些石器差异的文化解释.
科学领域:
- 考古学的考古学
- 实验考古学实验考古学
- 材料科学 是一种材料科学.
背景情况:
- 几何微石是欧洲中石器和新石器时代狩猎采集者和农民群体文化区别的关键标记.
- 之前的研究指出,在整个考古遗址的微石二维平面图形上存在系统的空间和时间变化,特别是在伊比利亚半岛.
研究的目的:
- 调查几何微石的二维平面视图形状是否显著影响它们作为弹头的性能.
- 测试形状变化的功能假设,可能减少对文化解释的重视.
主要方法:
- 使用一台Instron材料测试仪进行了受控的静态透测试.
- 复制的伊比利亚几何微石被在标准化的木轴上进行测试.
主要成果:
- 几何微石的二维平面视图形状在透测试期间没有显著影响力,能量或位移.
- 粗形状属性 (厚度,吊顶距离,吊顶基板宽度) 和吊顶定位是透性能的主要决定因素.
结论:
- 这项研究支持欧洲中石器和早期新石器时期几何微石形状变化的文化解释.
- 功能方面强调生产薄型微刀片和优化造技术,以提高弹子的效率.
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