Atom probe tomography

B Gault, A Chiaramonti, O Cojocaru-Mirédin… - Nature Reviews …, 2021 - nature.com
Atom probe tomography (APT) provides three-dimensional compositional mapping with sub-
nanometre resolution. The sensitivity of APT is in the range of parts per million for all …

Atom probe tomography for the observation of hydrogen in materials: a review

YS Chen, PY Liu, R Niu, A Devaraj… - Microscopy and …, 2023 - academic.oup.com
Atom probe tomography (APT) is an emerging microscopy technique that has high sensitivity
for hydrogen with sub-nanometre-scale spatial resolution, which makes it a unique method …

Atomic-scale insights into morphological, structural, and compositional evolution of CoOOH during oxygen evolution reaction

C Luan, M Corva, U Hagemann, H Wang… - ACS …, 2023 - ACS Publications
Co-based electrocatalysts are an emerging class of materials for the oxygen evolution
reaction (OER). These materials undergo dynamic surface changes, converting to an active …

Challenging prevalent solid electrolyte interphase (SEI) models: an atom probe tomography study on a commercial graphite electrode

I Pantenburg, M Cronau, T Boll, A Duncker, B Roling - ACS nano, 2023 - ACS Publications
Lithium-ion batteries (LIBs) are the dominating energy storage technology for electric
vehicles and portable electronic devices. Since the resources of raw materials for LIBs are …

A versatile and reproducible cryo-sample preparation methodology for atom probe studies

EV Woods, MP Singh, SH Kim… - Microscopy and …, 2023 - academic.oup.com
Repeatable and reliable site-specific preparation of specimens for atom probe tomography
(APT) at cryogenic temperatures has proven challenging. A generalized workflow is required …

Understanding the underlying field evaporation mechanism of pure water tips in high electrical fields

N Segreto, TM Schwarz, CA Dietrich… - The Journal of …, 2022 - ACS Publications
We investigated the field evaporation process of frozen water in atom probe tomography
(APT) by density functional simulations. In previous experiments, a strong tailing effect was …

Status and direction of atom probe analysis of frozen liquids

P Stender, B Gault, TM Schwarz… - Microscopy and …, 2022 - academic.oup.com
Imaging of liquids and cryogenic biological materials by electron microscopy has been
recently enabled by innovative approaches for specimen preparation and the fast …

Quasi‐“In‐Situ” Analysis of the Reactive Liquid‐Solid Interface during Magnesium Corrosion using Cryo‐Atom Probe Tomography

TM Schwarz, J Yang, LS Aota, E Woods… - Advanced …, 2024 - Wiley Online Library
The early stages of corrosion occurring at liquid‐solid interfaces controls the evolution of the
material's degradation process, yet due to their transient state, their analysis remains a …

Nanopore ion sources deliver individual ions of amino acids and peptides directly into high vacuum

N Drachman, M Lepoitevin, H Szapary… - Nature …, 2024 - nature.com
Electrospray ionization is widely used to generate vapor phase ions for analysis by mass
spectrometry in proteomics research. However, only a small fraction of the analyte enters the …

Nanoscale analysis of frozen honey by atom probe tomography

TM Schwarz, J Ott, H Solodenko, G Schmitz… - Scientific Reports, 2022 - nature.com
Three-dimensional reconstruction of the analysed volume is one of the main goals of atom
probe tomography (APT) and can deliver nearly atomic resolution (~ 0.2 nm spatial …