Atomic‐Scale Structure Dynamics of Nanocrystals Revealed By In Situ and Environmental Transmission Electron Microscopy

H Zhao, Y Zhu, H Ye, Y He, H Li, Y Sun… - Advanced …, 2023 - Wiley Online Library
Nanocrystals are of great importance in material sciences and industry. Engineering
nanocrystals with desired structures and properties is no doubt one of the most important …

In Situ TEM Characterization and Modulation for Phase Engineering of Nanomaterials

Y Han, L Wang, K Cao, J Zhou, Y Zhu, Y Hou… - Chemical …, 2023 - ACS Publications
Solid-state phase transformation is an intriguing phenomenon in crystalline or noncrystalline
solids due to the distinct physical and chemical properties that can be obtained and modified …

Structural transition and migration of incoherent twin boundary in diamond

K Tong, X Zhang, Z Li, Y Wang, K Luo, C Li, T Jin… - Nature, 2024 - nature.com
Grain boundaries (GBs), with their diversity in both structure and structural transitions, play
an essential role in tailoring the properties of polycrystalline materials,,,–. As a unique GB …

[HTML][HTML] Hierarchical triphase diffusion photoelectrodes for photoelectrochemical gas/liquid flow conversion

X Meng, C Zhu, X Wang, Z Liu, M Zhu, K Yin… - Nature …, 2023 - nature.com
Photoelectrochemical device is a versatile platform for achieving various chemical
transformations with solar energy. However, a grand challenge, originating from mass and …

Imaging of atomic stress at grain boundaries based on machine learning

Q Zhao, Q Zhu, Z Zhang, X Li, Q Huang, W Yang… - Journal of the …, 2023 - Elsevier
The mechanical behaviors of crystalline materials, in particular the atomic scale deformation
and failure processes, are strongly influenced by the local atomic stress near crystalline …

Advanced development of grain boundaries in TMDs from fundamentals to hydrogen evolution application

Z Yin, L Xie, W Yin, T Zhi, K Chen, J Pan, Y Zhang… - Chinese Chemical …, 2024 - Elsevier
Grain boundary (GB), as a kind of lattice defect, widely exists in two-dimensional transition
metal dichalcogenides (2D TMDs), which has complex and diverse influences on the …

[HTML][HTML] Imparted benefits on mechanical properties by achieving grain boundary migration across voids

W Wang, DS Balint, AA Shirzadi, Y Wang, J Lee… - Acta Materialia, 2023 - Elsevier
Understanding the interaction of micro-voids and grain boundaries is critical to achieving
superior mechanical properties for safety-critical parts. Micro-voids and grain boundaries …

Crystal plane orientation-dependent surface atom diffusion in sub–10-nm Au nanocrystals

J Jiang, S Chu, Y Zhang, G Sun, J Jin, X Zeng… - Science …, 2024 - science.org
Surface atom diffusion is a ubiquitous phenomenon in nanostructured metals with ultrahigh
surface-to-volume ratios. However, the fundamental atomic mechanism of surface atom …

Crystal plane-orientation dependent phase evolution from precursor to porous intermediate phase in the vapor phase dealloying of a Co-Zn alloy

Y Li, X Han, Z Lu, L Ying, X Wang, Y Zeng, Y Gao… - Acta Materialia, 2023 - Elsevier
Understanding phase transitions and pore formation during vapor phase dealloying (VPD) is
essential to optimize the microstructure and composition of nanoporous metals for versatile …

[HTML][HTML] In situ study of crystal plane-dependent interfacial structural transformation in AgBiS2

H Fan, J Cheng, X Meng, F Xiang, S Wang… - Journal of Materials …, 2024 - Elsevier
The compound AgBiS 2, a ternary sulfide, has gained significant attention in the field of
photovoltaics due to its characteristic properties of being non-toxic, low-cost, and highly …