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对N. nucifera纤维的结构,形态,机械和电学研究
V V Manju1, Vinayakprasanna N Hegde1, Namratha1
1Department of Physics, Vidyavardhaka College of Engineering, Gokulam, Mysuru, Karnataka 570002, India.
International journal of biological macromolecules
|December 21, 2024
概括
尼伦博·努西费拉 (Nelumbo Nucifera) 纤维呈现多维的晶体形状,而不是圆形. 这种天然纤维素材料表现出异构的机械性能,电导率随频率和温度的增加而增加.
科学领域:
- 材料科学 材料科学 材料科学
- 生物材料是一种生物材料.
- 纳米技术纳米技术
背景情况:
- 莲花纤维 (Nelumbo Nucifera) 是天然的纤维素材料,具有潜在的应用.
- 之前的研究表明圆形结晶体形状,需要进一步调查.
研究的目的:
- 为了全面描述Nelumbo Nucifera纤维的多面性质.
- 为了确定晶体形状,机械异构性,介电性行为和元素组成.
主要方法:
- 粉末X射线衍射 (PXRD) 使用瑞特维尔德精细化.
- 对于晶体的尺寸和形状,施勒尔方程和第一原理计算.
- 使用特雷洛尔原理的弹性张量分析 (EALTE).
- 介电性质测量 (频率和温度).
- 福里埃变换红外光谱 (FTIR),扫描电子显微镜 (SEM),传输电子显微镜 (TEM).
- 紫外线-Vis光谱和能量分散式X射线光谱 (EDS).
主要成果:
- 水晶石的形状是多维的,而不是圆形的.
- 莲花纤维表现出异构的机械性能.
- 电导率随频率和温度而增加.
- FTIR证实纤维素组成;SEM/TEM显示晶体和无形区域的结构稳定性.
- 能量差距为3.8 eV; EDS识别了碳和氧成分.
结论:
- 尼伦博·努西费拉 (Nelumbo Nucifera) 纤维具有独特的多维晶体结构和异构的机械行为.
- 介电性质取决于频率和温度,表明电子应用的潜力.
- 综合性表征证实了其纤维素性质和结构完整性,突出了其作为可持续生物材料的潜力.
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