Fabrication and characterization of a full-size ultra-precise lamellar grating for the Cosmic beamline at ALS-U [0.03%]
ALS-U宇宙光束线全尺寸超精密层状光栅的制作与表征
Dmitriy Voronov,Sooyeon Park,Lei Huang et al.
Dmitriy Voronov et al.
We have developed a new process for the production of ultra-precise variable line spacing (VLS) lamellar diffraction gratings through nanofabrication. The process enables the fabrication of full-size X-ray gratings with sub-nanometre accura...
Measurements of source emittance and beam coherence properties of the upgraded Advanced Photon Source [0.03%]
升级后的先进光子源的光源发射率和束流相干性测量
Xianbo Shi,Yu Chung Lin,Jiyong Zhao et al.
Xianbo Shi et al.
The Advanced Photon Source (APS) has been upgraded with a multi-bend achromat lattice, achieving significantly reduced electron beam emittance and enhanced X-ray coherence. Precise characterization of these properties is essential for optim...
Design and application of an electrochemical cell for operando X-ray diffraction and absorption studies for electrocatalysts [0.03%]
用于电催化剂原位X射线衍射和吸收研究的电池设计及应用
Jiajun Chen,Zhenzhong Li,Huiyan Zeng et al.
Jiajun Chen et al.
The development of advanced catalysts for various electrochemical reactions necessitates precise characterization of their structure and dynamic evolution. This study introduces an innovative electrochemical cell tailored for operando X-ray...
Characterization of grating monochromator performance based on start-to-end FEL pulse propagation method [0.03%]
基于S到E的FEL脉冲传播方法的光栅单色仪性能研究
Ye Zhu,Chuan Yang,Kai Hu et al.
Ye Zhu et al.
Grating monochromators are crucial optical elements in soft X-ray free-electron laser (XFEL) beamlines. Accurately evaluating the properties of grating monochromators with near-realistic XFEL pulse is of paramount importance. In this study,...
XASDB: a new database of experimental interactive X-ray absorption spectra [0.03%]
XASDB：一个新的实验交互式X射线吸收光谱数据库
Xueqi Song,Haodong Yao,Fei Zhan et al.
Xueqi Song et al.
We present a dedicated and comprehensive database for experimental X-ray absorption spectroscopy (XAS) data, an integrated and user-friendly platform that combines spectrum visualization, raw data processing, spectrum matching and downloadi...
3DMPR - a robust morphological approach for applying phase retrieval in proximity to highly attenuating objects in computed tomography [0.03%]
一种计算断层扫描中应用于高度衰减对象附近的稳健形态相位检索方法(3DMPR)
James A Pollock,L C P Croton,K S Morgan et al.
James A Pollock et al.
X-ray imaging is a fast, precise and non-invasive method of imaging which, when combined with computed tomography, provides detailed 3D rendering of samples. Incorporating propagation-based phase contrast can vastly improve data quality for...
Arbitrary thickness profile metrology of low-Z and monolithic material components with a single X-ray projection [0.03%]
用于低Z和整体式材料部件任意厚度轮廓测量的单X射线透视法
Wenjie Hao,Feixiang Wang,Fucheng Yu et al.
Wenjie Hao et al.
Low-Z and monolithic material components with arbitrary thickness profiles are extensively utilized in heat conduction, biocompatible implants, microfluidics and integrated optics, where precise thickness measurement is crucial for quality ...
Towards a new vision of PaNET: enhancing reasoning capabilities for better photon and neutron data discovery [0.03%]
迈向新的PaNET愿景：增强推理能力以更好地发现光子和中子数据
Terence Tan,Balázs Bagó,Sebastian Busch et al.
Terence Tan et al.
The Photon and Neutron Experimental Techniques (PaNET) ontology was released in 2021 as an ontology for two major European research infrastructure communities. It provides a standardized taxonomy of experimental techniques employed across t...
Crystal-field splitting strength of U-6d orbitals in NaUO3, KUO3 and RbUO3 [0.03%]
NaUO3、KUO3和RbUO3中U-6d轨道的晶体场劈裂能
Simon Orlat,Igor Prozheev,Ine Arts et al.
Simon Orlat et al.
Here, the uranium valence electronic structures in the perovskite-based ternary uranate systems NaUO3, KUO3 and RbUO3 are reported on the basis of high-energy resolved fluorescence-detected X-ray absorption spectroscopy experiments at the U...
A low-background setup for in situ X-ray total scattering combined with fast scanning calorimetry [0.03%]
低本底原位X射线总散射与差示扫描量热快速扫描联合测量系统
Peihao Sun,Jacopo Baglioni,Beatrice Baraldi et al.
Peihao Sun et al.
We demonstrate a setup, combining fast scanning calorimetry with X-ray total scattering at a synchrotron beamline, allowing for in situ characterizations of the nano-scale structure of samples during and after temperature scans. The setup f...