Domain morphology, boundaries, and topological defects in biophotonic gyroid nanostructures of butterfly wing scales

A Singer, L Boucheron, SH Dietze, KE Jensen… - Science …, 2016 - science.org
Many organisms in nature have evolved sophisticated cellular mechanisms to produce
photonic nanostructures and, in recent years, diverse crystalline symmetries have been …

[PDF][PDF] Soft X-ray spectro-ptychography of boron nitride nanobamboos, carbon nanotubes and permalloy nanorods

J Vijayakumar, H Yuan, N Mille… - Journal of …, 2023 - journals.iucr.org
Spectro-ptychography offers improved spatial resolution and additional phase spectral
information relative to that provided by scanning transmission X-ray microscopes. However …

Quantitative Three-Dimensional Imaging Analysis of HfO2 Nanoparticles in Single Cells via Deep Learning Aided X-ray Nano-Computed Tomography

Z Xi, H Yao, T Zhang, Z Su, B Wang, W Feng, Q Pu… - ACS …, 2024 - ACS Publications
It is crucial for understanding mechanisms of drug action to quantify the three-dimensional
(3D) drug distribution within a single cell at nanoscale resolution. Yet it remains a great …

Quantitative ptychographic bio-imaging in the water window

M Rose, T Senkbeil, AR von Gundlach, S Stuhr… - Optics express, 2018 - opg.optica.org
Coherent X-ray ptychography is a tool for highly dose efficient lensless nano-imaging of
biological samples. We have used partially coherent soft X-ray synchrotron radiation to …

Directly observing intracellular nanoparticle formation with nanocomputed tomography

M Zhang, Y Guan, Z Dang, P Zhang, Z Zheng… - Science …, 2020 - science.org
Directly observing intracellular nanostructure formation remains challenging. In this work,
using a rationally designed small-molecule 4-nitrobenzyl carbamate–Cys (SEt)-Asp-Asp …

High reflectance nanoscale V/Sc multilayer for soft X-ray water window region

Q Huang, Q Yi, Z Cao, R Qi, RA Loch, P Jonnard… - Scientific reports, 2017 - nature.com
V/Sc multilayer is experimentally demonstrated for the first time as a high reflectance mirror
for the soft X-ray water window region. It primarily works at above the Sc-L edge (λ= 3.11 …

[PDF][PDF] A comparison of absorption and phase contrast for X-ray imaging of biological cells

C Nave - Journal of Synchrotron Radiation, 2018 - journals.iucr.org
X-ray imaging allows biological cells to be examined at a higher resolution than possible
with visible light and without some of the preparation difficulties associated with electron …

Data compression strategies for ptychographic diffraction imaging

L Loetgering, M Rose, D Treffer… - Advanced Optical …, 2017 - degruyter.com
Ptychography is a computational imaging method for solving inverse scattering problems. To
date, the high amount of redundancy present in ptychographic data sets requires computer …

Holography-guided ptychography with soft X-rays

P Hessing, B Pfau, E Guehrs, M Schneider, L Shemilt… - optics …, 2016 - opg.optica.org
Ptychography is a lensless imaging technique that aims to reconstruct an object from a set of
coherent diffraction patterns originating from different and partially overlapping sample …

Soft X-ray diffraction patterns measured by a LiF detector with sub-micrometre resolution and an ultimate dynamic range

S Makarov, S Pikuz, S Ryazantsev, T Pikuz… - Journal of …, 2020 - journals.iucr.org
The unique diagnostic possibilities of X-ray diffraction, small X-ray scattering and phase-
contrast imaging techniques applied with high-intensity coherent X-ray synchrotron and X …