117 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Eindhoven University of TechnologyNL10 papers
- Ernst Ruska CentreDE5 papers
- Forschungszentrum JülichDE5 papers
- Istituto NanoscienzeIT4 papers
- University of Modena and Reggio EmiliaIT4 papers
- Institute for Microelectronics and MicrosystemsIT2 papers
- ARC Centre of Excellence for Transformative Meta-Optical SystemsAU1 paper
- Australian National UniversityAU1 paper
- Australian Research CouncilAU1 paper
- Beijing Institute of Aeronautical MaterialsCN1 paper
- Cornell UniversityUS1 paper
- Delft University of TechnologyNL1 paper
22 papers
Electron Energy Loss Spectroscopy of oriented targets and magnetic transitions
Ioannis Iatrakis, Valerii Brudanin
Electron beam energies in Transmission Electron Microscopes (TEMs) reach the relativistic realm constituting Quantum Electrodynamics (QED) the appropriate framework for the study o…
Tilt-based Aberration Estimation in Transmission Electron Microscopy
Jilles S. van Hulst, Erik M. Franken, Bart J. Janssen +2
Transmission electron microscopes (TEMs) enable atomic-scale imaging but suffer from aberrations caused by lens imperfections and environmental conditions, reducing image quality.…
Morpheus: Lightweight RTT Prediction for Performance-Aware Load Balancing
Panagiotis Giannakopoulos, Bart van Knippenberg, Kishor Chandra Joshi +2
Distributed applications increasingly demand low end-to-end latency, especially in edge and cloud environments where co-located workloads contend for limited resources. Traditional…
Convexity constraints on linear background models for electron energy-loss spectra
Wouter Van den Broek, Daen Jannis, Jo Verbeeck
In this paper convexity constraints are derived for a background model of electron energy loss spectra (EELS) that is linear in the fitting parameters. The model outperforms a powe…
Study of Surface Damage in Silicon by Irradiation with Focused Rubidium Ions
S. Xu, Y. Li, M. A. Verheijen +2
Cold atom ion sources have been developed and commercialized as alternative sources for focused ion beams (FIB). So far, applications and related research have not been widely repo…
Feasibility of a Pulsed Ponderomotive Phase Plate for Electron Beams
K. A. H. van Leeuwen, W. J. Schaap, B. Buijsse +4
We propose a scheme for constructing a phase plate for use in an ultrafast Zernike-type phase contrast electron microscope, based on the interaction of the electron beam with a str…
Nanoscale 3D tomography by in-flight fluorescence spectroscopy of atoms sputtered by a focused ion beam
Garrett Budnik, John Scott, Chengge Jiao +5
Nanoscale fabrication and characterisation techniques critically underpin a vast range of fields, including materials science, nanoelectronics and nanobiotechnology. Focused ion be…
Near-real-time diagnosis of electron optical phase aberrations in scanning transmission electron microscopy using an artificial neural network
Giovanni Bertoni, Enzo Rotunno, Daan Marsmans +4
The key to optimizing spatial resolution in a state-of-the-art scanning transmission electron microscope is the ability to precisely measure and correct for electron optical aberra…
Generation of electron vortex beams with over 1000 orbital angular momentum quanta using a tuneable electrostatic spiral phase plate
A. H. Tavabi, P. Rosi, A. Roncaglia +9
We report the use of an electrostatic MEMS-based device to produce high quality electron vortex beams with more than 1000 quanta of orbital angular momentum (OAM). Diffraction and…
Very-High Dynamic Range, 10,000 frames/second Pixel Array Detector for Electron Microscopy
Hugh T. Philipp, Mark W. Tate, Katherine S. Shanks +10
Precision and accuracy of quantitative scanning transmission electron microscopy (STEM) methods such as ptychography, and the mapping of electric, magnetic and strain fields depend…
Automatic alignment of an orbital angular momentum sorter in a transmission electron microscope using a convolution neural network
P. Rosi, A. Clausen, D. Weber +6
We report on the automatic alignment of a transmission electron microscope equipped with an orbital angular momentum sorter using a convolutional neural network. The neural network…
Influence of microstructural and crystallographic inhomogeneity on tensile anisotropy in thick-section Al-Li-Cu-Mg plates
Xu Xu, Min Hao, Junzhou Chen +5
Thick-section plates made from a recently developed Al-Cu-Mg-Li alloy have been evaluated to understand the influence of microstructure on the anisotropy of tensile strengths after…
Alignment of electron optical beam shaping elements using a convolutional neural network
E. Rotunno, A. H. Tavabi, P. Rosi +4
A convolutional neural network is used to align an orbital angular momentum sorter in a transmission electron microscope. The method is demonstrated using simulations and experimen…
Plasmon energy losses in shear bands of metallic glass
Maximilian Grove, Martin Peterlechner, Harald Rösner +3
Shear bands resulting from plastic deformation in cold-rolled AlYFe metallic glass were observed to display alternating density changes along their propagation d…
Commutation-Angle Iterative Learning Control for Intermittent Data: Enhancing Piezo-Stepper Actuator Waveforms
Leontine Aarnoudse, Nard Strijbosch, Edwin Verschueren +1
Piezo-stepper actuators are used in many nanopositioning systems due to their high resolution, high stiffness, fast response, and the ability to position a mover over an infinite s…
Experimental demonstration of an electrostatic orbital angular momentum sorter for electrons
Amir H. Tavabi, Paolo Rosi, Giulio Pozzi +9
We report the first experimental demonstration of an electrostatic electron orbital angular momentum (OAM) sorter, which can be used to analyze the OAM states of electrons in a tra…
Dual mode microwave deflection cavities for ultrafast electron microscopy
J. F. M. van Rens, W. Verhoeven, E. R. Kieft +2
This paper presents the experimental realization of an ultrafast electron microscope operating at a repetition rate of 75 MHz based on a single compact resonant microwave cavity op…
Resolving hydrogen atoms at metal-metal hydride interfaces
Sytze de Graaf, Jamo Momand, Christoph Mitterbauer +2
Hydrogen as a fuel can be stored safely with high volumetric density in metals. It can, however, also be detrimental to metals causing embrittlement. Understanding fundamental beha…
Design and characterization of dielectric filled TM microwave cavities for ultrafast electron microscopy
W. Verhoeven, J. F. M. van Rens, A. H. Kemper +6
Microwave cavities oscillating in the TM mode can be used as dynamic electron-optical elements inside an electron microscope. By filling the cavity with a dielectric materi…
Time-of-Flight Electron Energy Loss Spectroscopy by Longitudinal Phase Space Manipulation with Microwave Cavities
W. Verhoeven, J. F. M. van Rens, W. F. Toonen +3
The possibility to perform high-resolution time-resolved electron energy loss spectroscopy has the potential to impact a broad range of research fields. Resolving small energy loss…
High quality ultrafast transmission electron microscopy using resonant microwave cavities
W. Verhoeven, J. F. M. van Rens, E. R. Kieft +2
Ultrashort, low-emittance electron pulses can be created at a high repetition rate by using a TM deflection cavity to sweep a continuous beam across an aperture. These puls…
Theory and particle tracking simulations of a resonant radiofrequency deflection cavity in TM mode for ultrafast electron microscopy
J. F. M. van Rens, W. Verhoeven, J. G. H. Franssen +5
We present a theoretical description of resonant radiofrequency (RF) deflecting cavities in TM mode as dynamic optical elements for ultrafast electron microscopy. We first…