Synthesis and characterization of CaF2 nanocrystals
2010年1月21日 · Calcium fluoride nanocrystals (CaF 2) were synthesized by two different techniques namely co-precipitation and hydrothermal. The synthesized nanocrystals were …
Structural and optical study of CaF2 nanoparticles produced by a ...
2016年11月15日 · The CaF 2 exhibit single phase identified for X-ray diffraction (XRD) and confirmed by Rietveld refinement. Scanning electron microscopy (SEM) images showed …
X-ray diffraction spectrum of CaF2 nanoparticles
CaF2 nanoparticles were synthesized by a facile one-step reaction and characterized by N2 physisorption at 77 K, XRD, and TEM. The adsorption of Zn(II) and Pb(II) fits well with Elovich …
XRD pattern of the as-synthesized nanocubes of CaF2
The present study aimed to investigate the simultaneous effects of calcium fluoride nanoparticles (CaF2 NPs) and lactobacillus reuteri ATCC PTA 6475 (L. reuteri) against osteoporosis in an ...
CaF2 solid‐state electrolytes prepared by vapor pressure exposure …
In (A) the XRD patterns of CaF 2 are shown: pure CaF 2 (black color), humidified and ball-milled CaF 2 electrolyte (A, red color) and repeated treatment (B, blue color). (B) shows the 19 F …
CaF_2单晶加工亚表面损伤缺陷XRD衍射仿真与解析技术研究 - 百 …
caf_2单晶体以其稳定的物理,化学,机械性能广泛用于航空航天领域制作棱镜,透镜.在实际加工过程中,caf_2单晶体不可避免地产生不同的损伤类型.这些损伤使caf_2光学器件的使用寿命与精度 …
Re (Pr，Eu，Dy)：CaF2晶体光谱与可见光激光性能研究-学位-万方 …
本文在Re(Pr,Eu,Dy)∶CaF2晶体中共掺Y3+或Gd3+作为调剂离子，通过XRD衍射、吸收及发射光谱测试、荧光寿命测试、荧光量子效率测试等测试方法，发现Y3+或Gd3+离子可以改变稀土离 …
用X射线衍射测定CaF2单晶镜片晶向的研究-学位-万方数据知识服 …
具体如下： 根据大尺寸CaF2单晶镜片[111]轴(CaF2[111])的几何特性提出了XRD分析法。 首先，定义了单晶镜片的X，Y，Z轴和φ，ω，θ倾转。 然后利用出射X射线具有一定宽度，在XOZ …
X-ray diffraction spectrum of CaF2 nanoparticles
XRD analysis confirmed the existence of semi-crystalline PVA and PEG aggregates, and the CaF2 cubic crystalline phase appears when an additive of CaF2 nanoparticles up to 0.003 g.
CaF2单晶加工亚表面损伤缺陷XRD衍射仿真与解析技术研究-学位
为此本文以准确表征加工后CaF2单晶体表面/亚表面产生的损伤类型为核心目的，以GIXD无损检测与基于分子动力学仿真结果的XRD仿真检测为基本手段，通过检测结果与仿真结果分析 …