Nanoscale X-ray imaging

By A. Sakdinawat, D. Attwood. 2009

668 citations recorded by the source corpus.

Subfields: Radiation, Structural Biology

View Paper: https://www.semanticscholar.org/paper/5ba5f29d59e64861a8ab5f95f29955738104ad77

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In Radiation

In Structural Biology

Citations in the corpus

Coherent lensless X-ray imaging (2010, background): “Researchers at the Advanced Light Source in California, USA, have compared their image of a yeast cell with an image from a scanning transmission X-ray microscope (see ref”
Coherent X-Ray Diffraction Imaging (2012, background): “The highest image resolution currently achievable by X-ray optics is around 10–15 nm [6], [7].”
Multi-scale method of Nano(Micro)-CT study on microscopic pore structure of tight sandstone of Yanchang Formation, Ordos Basin (2013, neutral): “6 nm~1 mm;扫描电镜可观测不同尺度二维微孔形貌、孔喉大小([2]),如利用场发射扫描电镜可获取孔径大于 5 nm的微孔二维平面图像,但对于孔喉的三维分布和孔喉连通情况等信息无从获取([3])。要全面了解微观孔喉三维空间分布特征,则主要依靠聚焦离子束技术与 X 射线(CT)三维成像技术,前者利用离子束在亚微观尺度对岩石不断剥蚀扫描获取一系列高分辨率二维图像,最终将若干二维图像进行数值重构,获取岩石微观结构的几何特征,如孔喉分布及其特殊形状([4-8])。但聚焦离子束技术由于剥蚀岩石区域较小,属于微米级别区域观察,并且花费时间较长,成本较高,且有损扫描,难以广泛应用于孔”
Multiscale X-ray tomography of cementitious materials: A review (2020, methodology): “Progress towards the development of Fresnel lenses capable of producing spatial resolution of a few nanometers [413] has been slow so the use of coherent lensless x-ray imaging, or Coherent Diffraction Imaging (CDI) becomes very attractive”
X-ray ptychography (2017, background): “29 and contains the following steps: (1) ptychographic reconstruction of individual phase and amplitude projections; (2) phase-unwrapping and phaseramp removal; (3) registration alignment of projections to correct for experimental inaccuracies in positioning; (4) quantitative tomographic reconstruct”