The analysis approach for high collection efficiency of secondary electron using Wien filter and in-lens collection system based on differential algebra method [0.03%]
基于微分代数方法的利用维恩滤器和透镜收集系统的高效率二次电子分析方法研究
Hangfeng Hu,Fu Liu,Jie Li et al.
Hangfeng Hu et al.
In this work, an analysis approach based on the differential algebra method is proposed to achieve high collection efficiency of secondary electron (SE) using Wien filter in retarding field SEM. In the approach, the influence of Wien filter...
Study of gas-based charge compensation in an open-cell environmental TEM by off-axis electron holography [0.03%]
开放式环境透射电子显微镜中基于气体的电荷补偿研究——阴极发光法与离轴电子全息法的比较研究
Makoto Tokoro Schreiber,Cathal Cassidy
Makoto Tokoro Schreiber
Under electron bombardment, electrically insulating samples accumulate a net charge which can adversely affect measurements in electron microscopy. Here, we present a preliminary study on gas-based charge compensation in TEM quantified thro...
Creep damage evaluation of 18Cr-9Ni-3Cu-Nb-N steel by electron backscattered diffraction (EBSD) - comparison of traditional Hough Indexing and novel Spherical Indexing [0.03%]
基于电子背散射衍射(EBSD)的18Cr-9Ni-3Cu-Nb-N钢蠕变损伤评价——传统Hough索引与新型球面索引的对比
Tomotaka Hatakeyama,Kota Sawada
Tomotaka Hatakeyama
The creep damage evaluation of 18Cr-9Ni-3Cu-Nb-N steel creep interrupted and ruptured at 873 K was performed. Kernel average misorientation (KAM) and grain orientation spread (GOS) values obtained by electron backscattered diffraction (EBSD...
Knowledge-distilled swin transformer for efficient vibration artifact removal in SEM imaging [0.03%]
知识蒸馏的SWIN变压器在SEM成像中高效去除振动伪影中的应用
Xuecheng Zhang,Bin Zhang,Wenchao Meng et al.
Xuecheng Zhang et al.
This study addresses the challenge of removing vibration-induced horizontal stripe artifacts in Scanning Electron Microscopy (SEM) images, which degrade image fidelity and compromise quantitative analysis. The main contribution lies in the ...
High-throughput determination of sample visibility in liquid-phase SEM via Monte Carlo simulations [0.03%]
基于蒙特卡罗模拟的液相SEM样品通量的高通量化评估
Dian Yu,Mia L San Gabriel,Stas Dogel et al.
Dian Yu et al.
We developed a Monte Carlo simulation workflow to investigate the effects of sample thickness, membrane thickness, sample composition, and incident electron energy on the visibility of samples in liquid-phase scanning electron microscopy ba...
In situ TEM and EELS analysis of Ni catalytic nanoparticles for dry reforming of methane [0.03%]
原位透射电子显微及电子能量损失谱分析甲烷二氧化碳重整镍基催化剂纳米颗粒性质
Yutain Han,Xiaobo Peng,Hideki Abe et al.
Yutain Han et al.
Dry reforming of methane (DRM, CH4+CO2→2CO+2H2) involves production of CO and H2 using two kinds of greenhouse gases, CH4 and CO2, without requiring an expensive and complicated gas separation process. Using a developed specimen holder, we...
Characterizing α-phase variants in titanium alloys via EBSD: Understanding colour indexing challenges [0.03%]
基于EBSD表征钛合金α相变体：理解色彩索引挑战
S L Lu,T T Wang,T Song et al.
S L Lu et al.
Electron Backscatter Diffraction (EBSD) inverse pole figure (IPF) maps are indispensable techniques for visualizing grain orientations in titanium alloys. However, differentiating the twelve α-phase variants formed during the β → α phas...
Accessible and thorough magnetic field mapping of TEMs using a commercial Hall-sensor and TEM automation for in situ magnetic experiments [0.03%]
使用商用霍尔传感器及自动定位系统进行透射电镜磁畴观测实验及相关表征
Sivert Dagenborg,Kristian Tveitstøl,Iryna Zelenina et al.
Sivert Dagenborg et al.
For imaging and quantitative in situ experiments of magnetic materials in the transmission electron microscope (TEM), knowing the external magnetic field over the sample position and the parameters affecting it is crucial. Calibrating this ...
Cathal Cassidy
Cathal Cassidy
In this work, structural and compositional changes in α-TeO2, also known as paratellurite, were studied as function of 300 kV electron beam exposure. Firstly, the mean free path for electron scattering in α-TeO2 was measured, to enable lo...
Anther and pollen development and their relevance in delimiting the Neotropical species of the Malveae tribe (Malvaceae) [0.03%]
花粉和雄蕊的发育及其在划定拟南芥属新热带种中的相关性(锦葵科)
Jefferson Freitas de Oliveira,Mariana Ferreira Alves,Massimo Giuseppe Bovini et al.
Jefferson Freitas de Oliveira et al.
Recent phylogenetic studies support the monophyly of the tribe Malveae, with floral morphology providing the main basis for clade delimitation. However, embryological data remain underexplored despite their potential contribution to phyloge...