Structure of metal-organic framework nanocrystals obtained from electron diffraction data by iterative phase retrieval [0.03%]
基于电子衍射数据通过迭代相位恢复获得金属有机框架纳米晶体的结构
Tatiana E Gorelik,Tatiana Latychevskaia,Irena Senkovska et al.
Tatiana E Gorelik et al.
We demonstrate the iterative phase retrieval of DUT-8(Ni) metal-organic framework (MOF) nanocrystals using high-resolution electron diffraction data. The reconstructed images show contrast features associated with the crystal structure, rev...
Hiroshi Okamoto
Hiroshi Okamoto
Rotation of the electron spin in an inhomogeneous magnetic field in the magnetic electron lens causes a partial loss of coherence. Such incoherence entails non-ideal focusing properties of an electron lens. Although this effect should be sm...
Automated grain analysis via data augmentation and grain boundary detection [0.03%]
基于数据增强和晶界检测的自动晶粒分析方法
Zhihao Gao,Yintao Zhou
Zhihao Gao
This study presents an AI-enhanced framework to address key challenges in the quantitative metallographic analysis of pure iron systems. Manual grain size characterization suffers from limited efficiency and reproducibility, while existing ...
Revealing information from weak signals in electron energy-loss spectroscopy with a a deep denoiser [0.03%]
基于深度去噪的低能损失谱弱信号分析方法研究
Yifan Wang,Mai Tan,Carlos Fernandez-Granda et al.
Yifan Wang et al.
Electron energy-loss spectroscopy (EELS) coupled with scanning transmission electron microscopy (STEM) is a powerful technique to determine materials composition and bonding with high spatial resolution. Noise is often a limitation especial...
Analysis of 4D-STEM methods for detecting metallic nanoparticles in amorphous ice: A numerical study [0.03%]
一种用于检测无定形冰中金属纳米颗粒的4D-STEM方法的数值研究分析报告
Gearóid Mangan,Andrew Stewart
Gearóid Mangan
Metallic nanoparticles play important roles in contrast enhancement and medical therapeutics. Understanding the mechanisms of nanoparticle-cell interactions is critical to the future development and utility of nanoparticles in medicine. Cry...
Applicability of pore boundary tessellation for quantitative characterization of pore evolution of binder jet 3D printed and sintered metal microstructures: A Ni-Mn-Ga case study and literature validation [0.03%]
孔边界镶嵌术在粘结剂喷射3D打印和烧结金属微观结构的孔隙演化定量表征中的适用性：Ni-Mn-Ga案例研究及文献验证
Pierangeli Rodriguez De Vecchis,Ian Nettleship,Markus Chmielus
Pierangeli Rodriguez De Vecchis
In the study of sintered microstructures, pore size and spatial distribution are relevant for the fabrication of porous structures for filtration, lightweight, and functional applications. Traditional stereology from optical micrographs is ...
Electron energy loss spectroscopy of oriented targets and magnetic transitions [0.03%]
取向样品的电子能量损失谱学及磁相变研究
Ioannis Iatrakis,Valerii Brudanin
Ioannis Iatrakis
Electron beam energies in Transmission Electron Microscopes (TEMs) reach the relativistic realm constituting Quantum Electrodynamics (QED) the appropriate framework for the study of electron matter interaction in TEMs. We focus on the inela...
GeckoDrive-enabled STM for stable atomic resolution imaging in cryogen free superconducting magnet [0.03%]
具有室温样品杆的Geck Drive操控的扫描隧道显微镜在常温环境下进行原子级分辨率成像研究
Muhammad Touqeer,Syed Asad Maqbool,Behnam Esmaeilzadeh et al.
Muhammad Touqeer et al.
We present the design and performance of a novel scanning tunnelling microscope (STM) that demonstrate compatibility with a cryogen-free superconducting magnet operation. The STM features an isolated scanning unit housing a tightly clamped ...
Quantitative reconstruction of the refractive index in photosensitive materials via DIC phase imaging [0.03%]
基于DIC相位成像的光敏材料折射率定量重建方法
Chen Ye,Guangbiao Wang,Zizheng Cao et al.
Chen Ye et al.
Photosensitive materials are widely used in micro-/nanofabrication and photonic device development, where their refractive index (RI) distributions play a critical role in determining optical performances. To enable precise measurements of ...
Structural characterization of non-bead freshwater cultured pearls using X-ray transmission imaging and micro-computed tomography [0.03%]
采用X射线成像和显微CT技术对非珠状淡水养殖珍珠进行结构表征
Zelong Chen,Zhonghua Song,Jun Su et al.
Zelong Chen et al.
To overcome the limitations in current identification techniques for non-bead freshwater cultured pearls(NFC), this study employed X-ray transmission imaging (RTX) and micro-computed tomography (μ-CT) to analyze the internal structures of ...