Bioinspired chiral inorganic nanomaterials

NH Cho, A Guerrero-Martínez, J Ma, S Bals… - Nature Reviews …, 2023 - nature.com
From small molecules to entire organisms, evolution has refined biological structures at the
nanoscale, microscale and macroscale to be chiral—that is, mirror dissymmetric. Chirality …

Electron microscopy studies of soft nanomaterials

Z Lyu, L Yao, W Chen, FC Kalutantirige… - Chemical …, 2023 - ACS Publications
This review highlights recent efforts on applying electron microscopy (EM) to soft (including
biological) nanomaterials. We will show how developments of both the hardware and …

Atomic-scale insights on hydrogen trapping and exclusion at incoherent interfaces of nanoprecipitates in martensitic steels

B Zhang, Q Zhu, C Xu, C Li, Y Ma, Z Ma, S Liu… - Nature …, 2022 - nature.com
Hydrogen is well known to embrittle high-strength steels and impair their corrosion
resistance. One of the most attractive methods to mitigate hydrogen embrittlement employs …

In Situ and Emerging Transmission Electron Microscopy for Catalysis Research

HY Chao, K Venkatraman, S Moniri, Y Jiang… - Chemical …, 2023 - ACS Publications
Catalysts are the primary facilitator in many dynamic processes. Therefore, a thorough
understanding of these processes has vast implications for a myriad of energy systems. The …

Metastable hexagonal close-packed palladium hydride in liquid cell TEM

J Hong, JH Bae, H Jo, HY Park, S Lee, SJ Hong… - Nature, 2022 - nature.com
Metastable phases—kinetically favoured structures—are ubiquitous in nature,. Rather than
forming thermodynamically stable ground-state structures, crystals grown from high-energy …

Probing the atomically diffuse interfaces in Pd@ Pt core-shell nanoparticles in three dimensions

Z Li, Z Xie, Y Zhang, X Mu, J Xie, HJ Yin… - Nature …, 2023 - nature.com
Deciphering the three-dimensional atomic structure of solid-solid interfaces in core-shell
nanomaterials is the key to understand their catalytical, optical and electronic properties …

Biomineralized materials as model systems for structural composites: Intracrystalline structural features and their strengthening and toughening mechanisms

Z Deng, Z Jia, L Li - Advanced Science, 2022 - Wiley Online Library
Biomineralized composites, which are usually composed of microscopic mineral building
blocks organized in 3D intercrystalline organic matrices, have evolved unique structural …

Atom probe tomography for biomaterials and biomineralization

K Grandfield, C Micheletti, J Deering, G Arcuri, T Tang… - Acta Biomaterialia, 2022 - Elsevier
Biominerals and biomaterials are part of our daily lives, from our skeleton and teeth to coral
reefs and carbon-capturing single-cell organisms in the oceans, to engineered ceramics …

Direct observation of three-dimensional atomic structure of twinned metallic nanoparticles and their catalytic properties

J Lee, C Jeong, T Lee, S Ryu, Y Yang - Nano Letters, 2022 - ACS Publications
We determined a full 3D atomic structure of a dumbbell-shaped Pt nanoparticle formed by a
coalescence of two nanoclusters using deep learning assisted atomic electron tomography …

Multislice electron tomography using four-dimensional scanning transmission electron microscopy

J Lee, M Lee, YK Park, C Ophus, Y Yang - Physical Review Applied, 2023 - APS
Electron tomography offers useful three-dimensional (3D) structural information, which
cannot be observed by two-dimensional imaging. By combining annular dark-field scanning …