Galvanic replacement reaction to prepare catalytic materials

Y Hong, S Venkateshalu, S Jeong… - Bulletin of the …, 2023 - Wiley Online Library
Galvanic replacement reaction (GRR) has gained considerable interest as a facile and
versatile synthetic method for modulating compositions, morphologies, and corresponding …

Sacrificial Dopant to Enhance the Activity and Durability of Electrochemical N2 Reduction Catalysis

HS Kim, H Jin, SH Kim, J Choi, DW Lee, HC Ham… - ACS …, 2022 - ACS Publications
Electrochemical nitrogen reduction reaction (eNRR) is a promising alternative to the Haber–
Bosch process for environmentally sustainable ammonia synthesis. However, the reduction …

Directing the surface atomic geometry on copper sulfide for enhanced electrochemical nitrogen reduction

H Jin, HS Kim, CH Lee, Y Hong, J Choi, H Baik… - ACS …, 2022 - ACS Publications
Understanding catalytic-conversion determinants will blueprint an efficient electrocatalyst
design for electrochemical nitrogen reduction. In metal chalcogenide-based catalysts, metal …

Chemical Fields: Directing Atom Migration in the Multiphasic Nanocrystal

M Jun, T Kwon, Y Son, B Kim, K Lee - Accounts of Chemical …, 2022 - ACS Publications
Conspectus Atoms in a bulk solid phase are usually trapped to fixed positions and can
change their position only under certain conditions (eg, at a melting point) due to the high …

Reaching beyond the sulfided surface: Doping of copper cation to expand the pH tolerance range for SZVI

Z Wang, Y Zhang, F Li, H Han, C Xu - Chemical Engineering Journal, 2022 - Elsevier
Sulfidation of zero-valent iron (SZVI) is an important means to greatly inhibit the formation of
inert hydr/oxide and improve the overall reactivity in pollutant removal reactions, which is …

Inhomogeneous Au2S for Photoacoustic Imaging and Photodynamic Tumor Therapy Based on Different Forms of Energy Dissipation

L Chang, C Liu, Z Jin, K Li, X Ling - ACS nano, 2024 - ACS Publications
Nanomaterials with unique structures and components play a crucial role in nanomedicine.
In this study, we discovered that the inhomogeneous Au2S constructed by cation exchange …

Remnant Copper Cation-Assisted Atom Mixing in Multicomponent Nanoparticles

S Jo, CH Lee, H Jin, E Lee, T Kim, H Baik, SU Lee… - ACS …, 2024 - ACS Publications
Nanostructured high-/medium-entropy compounds have emerged as important catalytic
materials for energy conversion technologies, but complex thermodynamic relationships …

Crystal structure dependent cation exchange reactions in Cu 2− x S nanoparticles

L Chen, Z Kong, H Tao, H Hu, J Gao, G Li - Nanoscale, 2022 - pubs.rsc.org
Because of high mobility of Cu+ in crystal lattice, Cu2− xS nanoparticles (NPs) utilized as
cation exchange (CE) templates to produce complicated nanomaterials has been …

Manipulating Cation Exchange Reactions in Cu2–xS Nanoparticles via Crystal Structure Transformation

L Chen, Z Kong, H Hu, H Tao, Y Wang, J Gao… - Inorganic …, 2022 - ACS Publications
Copper-deficient Cu2–x S nanoparticles (NPs) are extensively exploited as a superior cation
exchange (CE) template to yield sophisticated nanostructures. Recently, it has been …

Plasmon-Induced Polarity Inversion of Magnetic Circular Dichroism (MCD) Responses of Cu–Fe–S Bornite Nanodots upon Oxidation

Y Kitagawa, H Yao - The Journal of Physical Chemistry C, 2023 - ACS Publications
Bornite (normal stoichiometry; Cu5FeS4) is a ternary semiconducting chalcogenide
comprising nontoxic and earth-abundant elements. In this study, we synthesize two …