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- A kind of copolyurethanes with nitro-substituted azobenzene side groups have been synthesized and characterized by FT-IR, UV, DSC, WAXD and PLM(polarized light microscopy). 合成了一类带硝基偶氮苯侧链的共聚聚氨酯,并用FT-IR、UV、DSC、WAXD和偏光显微镜等方法进行了表征。
- Abstract: By using PLM (polarized light microscopy) with heating stage, SEM, IR, and DSC techniques, the spherulitic structure of polyetheretherketon (PEEK) has been studied. 摘要: 本文借助热台偏光显微镜,扫描电子显微镜,红外光谱等技术研究了聚醚醚酮(PEEK)球晶结构的形态特征。
- The crystallization behavior and morphology of isotactic polypropylene (iPP) induced by DC26NDCA were studied by means of differential scanning calorimeter (DSC), wide angle X-ray diffraction (WAXD) and polarized light microscopy (PLM). 研究了N,N二环己基2,6萘二酰胺(DC26NDCA)诱导等规聚丙烯(iPP)的结晶行为和微观形态。 用WAXD分析DC26NDCA诱导iPP晶型的变化,用DSC研究DC26NDCA对iPP的结晶和熔融行为的影响,并用偏光显微镜(POM)原位观察DC26NDCA诱导iPP的结晶生长过程。
- The crystallization behavior of PES and its fractions were investigated by differential scanning calorimetry (DSC), polarized light microscopy (PLM) with hot-stage and wide angle X-ray diffraction (WAXD). 通过热台偏光显微镜(PLM)、示差扫描量热法(DSC)、广角X射线衍射(WAXD)等对苯乙烯-乙烯共聚物结晶行为进行研究,并对其等温和非等温结晶动力学进行了分析;
- The texture and dynamic mechanical behavior of blends of Polyphenyi-ene Sulfide(PPS) with Polyether Sulfone(PES) were studied using polarized light microscopy(PLM) and torsional braid analysis (TBA) . 本文用偏光显微镜(PLM)和动态扭辫分析(TBA)技术研究了各种组成比聚苯硫醚/聚醚砜(PPS/PES)共混体系的形态结构和动态力学行为。
- The compatibility and crystal morphology of mixtures of palm oil (PO) and palm midfraction (PMF) were studied by iso-line diagrams of temperature and polarized light microscopy (PLM). 摘要利用等温相图和偏光显微技术研究了棕榈油(PO)与棕榈油中熔点分提产物(PMF)在混合体系中的相容性及晶体形态。
- The textural of pyrolytic carbons were observed by polarized light microscopy(PLM), and the graphitization degree and microcrystal size of these C/C composites was analyzed by XRD. 采用偏光显微镜研究沉积热解炭的组织结构;用X射线衍射仪研究C/C复合材料的石墨化度和微晶尺寸;
- Density and porosity of C/C composites along axial direction were measured by penetration technique,and microstructure uniformity of the composites was observed by polarized light microscopy(PLM). 结果表明,发热体尺寸越大,材料的组织均匀性增加,孔隙率降低,并能够缩短沉积时间;
- There are some cracks in C/C composites prepared by TG-CVI.The microstructure of the C/C composites was studied by polarized light microscopy (PLM) and scanning electron microscopy (SEM) . 摘要针对热梯度化学气相渗透工艺制备的C/C复合材料样件中出现的裂纹缺陷,采用偏光显微镜及扫描电子显微镜对有裂纹的C/C复合材料样件的微观结构进行了观察。
- PLM(Polarize light microscopy) 偏光显微
- Here is normal cancellous bone as seen under polarized light microscopy, which highlights the lamellar structure. 图示偏振光显微镜下的正常骨松质,可见突出的板层状结构。
- The specimen was sliced, decalcified, stained with hematoxylin and eosin, and examined with polarized light microscopy. 标本脱钙、切片、染色后用偏光显微镜观察。
- Polarize light microscopy on the fragments of Qin terracotta 秦俑陶片的偏光显微分析研究
- By polarized light microscopy can be seen the etiology for most pneumoconioses (even those in coal miners)--silica crystals. 偏振光显微镜可见大多数尘肺的病原(甚至对于那些煤矿工人)--二氧化硅晶体。
- The micro morphologies and textural characteristics of the pyrocarbon and fracture surfaces were observed by polarized light microscopy and SEM. 借助偏光显微镜及扫描电子显微镜观察了基体热解炭的微观组织结构及断口形貌特征;
- The basic principles of polarized light microscopy observation were used for measuring the extinction angles (Ae). Pyrocarbon may be classified according to the extinction angles. 利用正交偏振光的基本原理测量了沉积炭消光角(Ae),分析了沉积炭的偏光下的形貌,得出随着消光角的增加,在偏光显微镜下的形貌更为粗糙,更富有层次感。
- Under stereomicroscope a white thin layer could be seen, but under polarized light microscopy cosmetic earth could be seen while middle layer could not. 结果显示,在体视显微镜下中间层和化妆土层均为白色薄层,但在偏光显微镜下明显可见化妆土层,未见中间层。
- The microstructure of the isotropic pyrolytic carbons obtained was investigated by polarized light microscopy, SEM, TEM and XRD.Their mechanical properties were also studied. 利用金相显微镜、扫描电镜、透射电镜和XRD对各向同性热解炭材料的微观结构进行了表征,并对其力学性能进行了测试。
- Using the FDCS and light microscopy techniques such as phase contrast and polarized light, it is now possible to accurately determine collapse temperature and intricately investigate freeze dried structure of complex samples. 使用FDCS和光学显微镜技术,如相衬和偏光,可以精确确定虚脱温度和复杂样品的冷冻干燥结构。
- The effect of isobutylene-isoprene rubber(IIR) on the crystallization bebaviol of isotac-tic polypropylene(IPP) and the morphology of the blends have been studied by DSC,WAXD,polarized light microscopy,SEM and mechanical property test. 本文研究了丁基橡胶(IIR)对等规聚丙烯(IPP)结晶行为的影响以及IPP/IIR共混物的形态与性能的关系。