Advanced electron microscopy for advanced materials

G Van Tendeloo, S Bals, S Van Aert… - Advanced …, 2012 - Wiley Online Library
The idea of this Review is to introduce newly developed possibilities of advanced electron
microscopy to the materials science community. Over the last decade, electron microscopy …

Unveiling the three-dimensional magnetic texture of skyrmion tubes

D Wolf, S Schneider, UK Rößler, A Kovács… - Nature …, 2022 - nature.com
Magnetic skyrmions are stable topological solitons with complex non-coplanar spin
structures. Their nanoscopic size and the low electric currents required to control their …

Three‐dimensional characterization of noble‐metal nanoparticles and their assemblies by electron tomography

S Bals, B Goris, LM Liz‐Marzán… - Angewandte Chemie …, 2014 - Wiley Online Library
New developments in the field of nanomaterials drive the need for quantitative
characterization techniques that yield information down to the atomic scale. In this Review …

Electron tomography based on a total variation minimization reconstruction technique

B Goris, W Van den Broek, KJ Batenburg, HH Mezerji… - Ultramicroscopy, 2012 - Elsevier
The 3D reconstruction of a tilt series for electron tomography is mostly carried out using the
weighted backprojection (WBP) algorithm or using one of the iterative algorithms such as the …

Holographic vector field electron tomography of three-dimensional nanomagnets

D Wolf, N Biziere, S Sturm, D Reyes, T Wade… - Communications …, 2019 - nature.com
Complex 3D magnetic textures in nanomagnets exhibit rich physical properties, eg, in their
dynamic interaction with external fields and currents, and play an increasing role for current …

3D magnetic induction maps of nanoscale materials revealed by electron holographic tomography

D Wolf, LA Rodriguez, A Béché, E Javon… - Chemistry of …, 2015 - ACS Publications
The investigation of three-dimensional (3D) ferromagnetic nanoscale materials constitutes
one of the key research areas of the current magnetism roadmap and carries great potential …

Advanced reconstruction algorithms for electron tomography: from comparison to combination

B Goris, T Roelandts, KJ Batenburg, HH Mezerji, S Bals - Ultramicroscopy, 2013 - Elsevier
In this work, the simultaneous iterative reconstruction technique (SIRT), the total variation
minimization (TVM) reconstruction technique and the discrete algebraic reconstruction …

Weighted simultaneous iterative reconstruction technique for single-axis tomography

D Wolf, A Lubk, H Lichte - Ultramicroscopy, 2014 - Elsevier
Tomographic techniques play a crucial role in imaging methods such as transmission
electron microscopy (TEM) due to their unique capabilities to reconstruct three-dimensional …

Synthesis and Three-Dimensional Magnetic Field Mapping of Co2FeGa Heusler Nanowires at 5 nm Resolution

P Simon, D Wolf, C Wang, AA Levin, A Lubk… - Nano …, 2016 - ACS Publications
We present the synthesis of Co2FeGa Heusler nanowires and the results of our
investigations on their three-dimensional (3D) electric and magnetic internal and external …

In situ electron holography of electric potentials inside a solid-state electrolyte: effect of electric-field leakage

Y Aizawa, K Yamamoto, T Sato, H Murata, R Yoshida… - Ultramicroscopy, 2017 - Elsevier
In situ electron holography is used to observe changes of electric-potential distributions in
an amorphous lithium phosphorus oxynitride (LiPON) solid-state electrolyte when different …