
偏振光顯微術;偏振光顯微鏡測試法
Here is normal cancellous bone as seen under polarized light microscopy, which highlights the lamellar structure.
圖示偏振光顯微鏡下的正常骨松質,可見突出的闆層狀結構。
Extinction angles of CVI pyrocarbon at different areas of the samples were tested by polarized light microscopy, which were used to analyze the alteration of the microstructure of pyrocarbon.
通過偏光顯微鏡測定材料不同區域CVI熱解炭的消光角,分析熱解炭顯微結構在試樣中的分布規律。
The coupling analyses by DSC and polarized light microscopy proved the nucleation in the multiple crystallization was heterogeneous.
DSC和偏光顯微聯用分析發現,所有峰對應的結晶都是異相成核。
The micro-morphologies and textural characteristics of pyrolytic carbon and fracture surfaces were observed by polarized light microscopy (PLM) and scanning electron microscopy (SEM).
利用偏光顯微鏡及掃描電子顯微鏡觀察了不同沉積溫度制備的基體熱解碳的微觀組織結構及斷口形貌。
Polymer A obtained from compound IIA displays mesogenic phase at 103-121℃, as determined by DSC and polarized light microscopy. Polymer B obtained from compound IIB has no mesog…
DSC及熱台偏光顯微鏡檢測結果表明聚合物A在103~121℃區域為液晶相,而聚合物B為結晶性高聚物。
Methods HE staining and staining of alkaline Congo red, Immunohistochemical staining, Sections examined by transmitted and polarized light microscopy, Transmitted electron microscopy.
方法對14例口腔颌面部澱粉樣變性病的活檢切片HE及剛果紅等特殊染色、免疫組化、光鏡和偏光顯微鏡超微結構觀察。
Polymer A obtained from compound IIA displays mesogenic phase at 103-121℃, as determined by DSC and polarized light microscopy. Polymer B obtained from compound IIB …
DSC及熱台偏光顯微鏡檢測結果表明聚合物A在103~121℃區域為液晶相,而聚合物B為結晶性高聚物。
偏振光顯微鏡(Polarized Light Microscopy)是一種利用偏振光特性分析材料光學性質的顯微技術。其核心原理是通過偏振器産生特定方向振動的光波,再結合檢偏器觀察樣品與偏振光相互作用後的雙折射、晶體取向或應力分布等現象。
該技術的關鍵組成部分包括:
在應用層面,偏振光顯微鏡被廣泛應用于:
現代改進型設備如微分幹涉偏振系統(DIC-POL),可提升圖像對比度達300%,特别適用于低雙折射率樣品的納米級結構解析(奧林巴斯光學技術白皮書)。該技術對樣品制備要求嚴格,通常需将材料切割至20-30微米厚度并抛光處理,以消除表面散射幹擾(《分析化學》第45卷)。
偏振光顯微鏡(Polarized Light Microscopy)是一種基于偏振光原理的光學顯微技術,主要用于研究材料的各向異性或雙折射特性。以下是其核心概念和應用的詳細解釋:
偏振光顯微術通過偏振光的定向振動特性,揭示樣品的各向異性,廣泛應用于材料、生物和工業領域。其核心在于利用雙折射現象解析微觀結構,是研究晶體、纖維等有序體系的重要工具。
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