Separation of nanoparticle seed pseudoisomers via amplification of their crystallographic differences

Z Cheng, MR Jones - Journal of the American Chemical Society, 2023 - ACS Publications
Seed-mediated syntheses rely on small nanoparticle (NP) precursors that act as templates
for growth but are often inhomogeneous with respect to their internal twinning structures (eg …

Metal Core–Shell Nanoparticle Supercrystals: From Photoactivation of Hydrogen Evolution to Photocorrosion

Y Fan, M Walls, C Salzemann, JM Noël… - Advanced …, 2023 - Wiley Online Library
Gas nanobubbles are directly linked to many important chemical reactions. While they can
be detrimental to operational devices, they also reflect the local activity at the nanoscale …

Hints of Growth Mechanism Left in Supercrystals

HA Calcaterra, CY Zheng, S Seifert, Y Yao, Y Jiang… - ACS …, 2023 - ACS Publications
Supercrystals of DNA-functionalized nanoparticles are visualized in three dimensions using
X-ray ptychographic tomography, and their reciprocal spaces are mapped with small-angle …

Prismatic Confinement Induces Tunable Orientation in Plasmonic Supercrystals

W Chaâbani, J Lyu, J Marcone, C Goldmann… - ACS …, 2024 - ACS Publications
Throughout history scientists have looked to Nature for inspiration and attempted to replicate
intricate complex structures formed by self-assembly. In the context of synthetic …

Shape-mediated oriented assembly of concave nanoparticles under cylindrical confinement

S Wan, X Xi, H Zhang, J Ning, Z Zheng, Z Zhang… - ACS …, 2022 - ACS Publications
This contribution describes the self-assembly of colloidal nanodumbbells (NDs) with tunable
shapes within cylindrical channels. We present that the intrinsic concave geometry of NDs …

Confinement Effects on the Structure of Entropy‐Induced Supercrystals

C Goldmann, W Chaâbani, C Hotton, M Impéror‐Clerc… - Small, 2023 - Wiley Online Library
Depletion‐induced self‐assembly is routinely used to separate plasmonic nanoparticles
(NPs) of different shapes, but less often for its ability to create supercrystals (SCs) in …

Polymorphous packing of pentagonal nanoprisms

J Marcone, W Chaâbani, C Goldmann… - Nano Letters, 2023 - ACS Publications
Packing solid shapes into regular lattices can yield very complex assemblies, not all of
which achieve the highest packing fraction. In two dimensions, the regular pentagon is …

Tunable orientation of two-dimensional assembled Au octahedron superlattices in polymer films as flexible SERS substrates

XD Tian, Y Zhang - Nanoscale, 2023 - pubs.rsc.org
Anisotropic nanoparticles have been widely used as building blocks for preparing surface-
enhanced Raman spectroscopy (SERS) substrates. However, tailoring the SERS activity at …

Ready‐to‐Use Free‐Standing Super‐Powder Made with Complex Nanoparticles for SERS

MN Haddadnezhad, I Jung, MJ Oh… - Advanced Materials, 2024 - Wiley Online Library
This study presents a straightforward and efficient synthetic approach for producing high‐
yield, ready‐to‐use, free‐standing super‐powder. The synthesis protocol demonstrates …

Supercrystal Engineering of Nanoarrows Enabled by Tailored Concavity

C Chen, Q Wang, P Wang, M Dai, X Jiang, J Zhou, L Qi - Small, 2024 - Wiley Online Library
Self‐assembly of nanoparticles into supercrystals represents a powerful approach to create
unique and complex superstructures with fascinating properties and novel functions, but the …