Nanocrystal Assemblies: Current Advances and Open Problems

CL Bassani, G Van Anders, U Banin, D Baranov… - ACS …, 2024 - ACS Publications
We explore the potential of nanocrystals (a term used equivalently to nanoparticles) as
building blocks for nanomaterials, and the current advances and open challenges for …

Liquid-phase transmission electron microscopy for reliable in situ imaging of nanomaterials

J Sung, Y Bae, H Park, S Kang, BK Choi… - Annual review of …, 2022 - annualreviews.org
Liquid-phase transmission electron microscopy (LPTEM) is a powerful in situ visualization
technique for directly characterizing nanomaterials in the liquid state. Despite its successful …

Kinetic diffusion–controlled synthesis of twinned intermetallic nanocrystals for CO-resistant catalysis

K Wang, L Wang, Z Yao, L Zhang, L Zhang, X Yang… - Science …, 2022 - science.org
Intermetallic catalysts are of immense interest, but how heterometals diffuse and related
interface structure remain unclear when there exists a strong metal-support interaction …

Shape transformation mechanism of gold nanoplates

BK Choi, J Kim, Z Luo, J Kim, JH Kim, T Hyeon… - ACS …, 2023 - ACS Publications
Shape control is of key importance in utilizing the structure–property relationship of
nanocrystals. The high surface-to-volume ratio of nanocrystals induces dynamic surface …

Understanding Symmetry Breaking at the Single-Particle Level via the Growth of Tetrahedron-Shaped Nanocrystals from Higher-Symmetry Precursors

M Sun, Z Cheng, W Chen, M Jones - ACS nano, 2021 - ACS Publications
The vast majority of single crystalline metal nanoparticles adopt shapes in the O h point
group as a consequence of the symmetry of the underlying face-centered cubic (FCC) …

Growth mechanisms from tetrahedral seeds to multiply twinned Au nanoparticles revealed by atomistic simulations

C Roncaglia, D Nelli, M Cerbelaud, R Ferrando - Nanoscale …, 2022 - pubs.rsc.org
The growth pathways from tetrahedral to multiply twinned gold nanoparticles in the gas
phase are studied by molecular dynamics simulations supported by density functional theory …

Formation Mechanism and High Thermoelectric Performance of Cu5+3xFe1‐xS4 Icosahedral Nanoparticles with Distinctive Core‐Shell Structures

S Zheng, X Yang, H Wang, B Zhang… - Advanced Energy …, 2022 - Wiley Online Library
Multiply twinned icosahedrons possess a diversity of unique functionalities well‐suited to
various applications, such as thermoelectric conversion. Regarding chalcogenide …

Radiolysis‐Driven Evolution of Gold Nanostructures–Model Verification by Scale Bridging In Situ Liquid‐Phase Transmission Electron Microscopy and X‐Ray …

B Fritsch, TS Zech, MP Bruns, A Körner… - Advanced …, 2022 - Wiley Online Library
Utilizing ionizing radiation for in situ studies in liquid media enables unique insights into
nanostructure formation dynamics. As radiolysis interferes with observations, kinetic …

Uneven Strain Distribution Induces Consecutive Dislocation Slipping, Plane Gliding, and Subsequent Detwinning of Penta-Twinned Nanoparticles

M Song, J Cui, C Ophus, J Lee, T Yan, KA Fichthorn… - Nano …, 2024 - ACS Publications
Twin structures possess distinct physical and chemical properties by virtue of their specific
twin configuration. However, twinning and detwinning processes are not fully understood on …

Imaging Cu2O nanocube hollowing in solution by quantitative in situ X-ray ptychography

L Grote, M Seyrich, R Döhrmann… - Nature …, 2022 - nature.com
Understanding morphological changes of nanoparticles in solution is essential to tailor the
functionality of devices used in energy generation and storage. However, we lack …