Ligands on Nanocrystal Surfaces, the 1H Nuclear Magnetic Resonance Fingerprint

Z Hens - Accounts of Chemical Research, 2023 - ACS Publications
Conspectus Surfaces are an integral part of colloidal nanocrystals (NCs). Hence,
understanding the binding and packing to NC surfaces of organic ligands, which are often …

Semiconductor Quantum Dots as Target Analytes: Properties, Surface Chemistry and Detection

J Sanmartín-Matalobos, P Bermejo-Barrera… - Nanomaterials, 2022 - mdpi.com
Since the discovery of Quantum Dots (QDs) by Alexey I. Ekimov in 1981, the interest of
researchers in that particular type of nanomaterials (NMs) with unique optical and electrical …

Molecular-level insight into semiconductor nanocrystal surfaces

CL Hartley, ML Kessler… - Journal of the American …, 2021 - ACS Publications
Semiconductor nanocrystals exhibit attractive photophysical properties for use in a variety of
applications. Advancing the efficiency of nanocrystal-based devices requires a deep …

CdS quantum dots for metallaphotoredox-enabled cross-electrophile coupling of aryl halides with alkyl halides

JM Mouat, JK Widness, DG Enny, MT Meidenbauer… - ACS …, 2023 - ACS Publications
Semiconductor quantum dots (QDs) offer many advantages as photocatalysts for synthetic
photoredox catalysis, but no reports have explored the use of QDs with nickel catalysts for C …

Aggregation of charge acceptors on nanocrystal surfaces alters rates of photoinduced electron transfer

DM Cadena, JK Sowa, DE Cotton… - Journal of the …, 2022 - ACS Publications
Semiconductor nanocrystals (NCs) interfaced with molecular ligands that function as charge
and energy acceptors are an emerging platform for the design of light-harvesting, photon …

Mapping the topology of PbS nanocrystals through displacement isotherms of surface-bound metal oleate complexes

ML Kessler, JL Dempsey - Chemistry of Materials, 2020 - ACS Publications
PbS nanocrystals are predicted to undergo size-dependent changes in shape, transitioning
from octahedral to cuboctahedral morphology as the nanocrystal size increases …

Entropy of branching out: linear versus branched alkylthiols ligands on CdSe nanocrystals

O Elimelech, O Aviv, M Oded, X Peng, D Harries… - ACS …, 2022 - ACS Publications
Surface ligands of semiconductor nanocrystals (NCs) play key roles in determining their
colloidal stability and physicochemical properties and are thus enablers also for the NCs …

Solution Annealing Induces Surface Chemical Reconstruction for High-Efficiency PbS Quantum Dot Solar Cells

X Liu, T Fu, J Liu, Y Wang, Y Jia, C Wang… - … Applied Materials & …, 2022 - ACS Publications
Colloidal quantum dots (CQDs) have a large specific surface area and a complex surface
structure. Their properties in diverse optoelectronic applications are largely determined by …

Dipolar ligands tune plasmonic properties of tin-doped indium oxide nanocrystals

V Segui Barragan, BJ Roman, SA Shubert-Zuleta… - Nano Letters, 2023 - ACS Publications
Surface functionalization with dipolar molecules is known to tune the electronic band
alignment in semiconductor films and colloidal quantum dots. Yet, the influence of surface …

Effects of ligand shell composition on surface reduction in PbS quantum dots

CL Hartley, ML Kessler, CY Dones Lassalle… - Chemistry of …, 2021 - ACS Publications
Quantum dots (QDs) are semiconductor nanocrystals with optical properties that can be
tuned through postsynthetic ligand exchanges. Importantly, the stability of QD surfaces in …