Electronic processes within quantum dot-molecule complexes

RD Harris, S Bettis Homan, M Kodaimati, C He… - Chemical …, 2016 - ACS Publications
The subject of this review is the colloidal quantum dot (QD) and specifically the interaction of
the QD with proximate molecules. It covers various functions of these molecules, including (i) …

Quantum mechanical studies of large metal, metal oxide, and metal chalcogenide nanoparticles and clusters

A Fernando, KLDM Weerawardene… - Chemical …, 2015 - ACS Publications
Metal, metal oxide, and metal chalcogenide materials have a wide variety of applications.
For example, many metal clusters and nanoparticles are used as catalysts for reactions …

Finding and fixing traps in II–VI and III–V colloidal quantum dots: the importance of Z-type ligand passivation

N Kirkwood, JOV Monchen, RW Crisp… - Journal of the …, 2018 - ACS Publications
Energy levels in the band gap arising from surface states can dominate the optical and
electronic properties of semiconductor nanocrystal quantum dots (QDs). Recent theoretical …

On the origin of surface traps in colloidal II–VI semiconductor nanocrystals

AJ Houtepen, Z Hens, JS Owen, I Infante - Chemistry of Materials, 2017 - ACS Publications
One of the greatest challenges in the field of semiconductor nanomaterials is to make trap-
free nanocrystalline structures to attain a remarkable improvement of their optoelectronic …

Ab initio nonadiabatic molecular dynamics of charge carriers in metal halide perovskites

W Li, Y She, AS Vasenko, OV Prezhdo - Nanoscale, 2021 - pubs.rsc.org
Photoinduced nonequilibrium processes in nanoscale materials play key roles in
photovoltaic and photocatalytic applications. This review summarizes recent theoretical …

Encapsulating semiconductor quantum dots in supramolecular cages enables ultrafast guest–host electron and vibrational energy transfer

S Lu, DJ Morrow, Z Li, C Guo, X Yu… - Journal of the …, 2023 - ACS Publications
In the field of supramolecular chemistry, host–guest systems have been extensively
explored to encapsulate a wide range of substrates, owing to emerging functionalities in …

The role of ligands in determining the exciton relaxation dynamics in semiconductor quantum dots

MD Peterson, LC Cass, RD Harris… - Annual review of …, 2014 - annualreviews.org
This article reviews the mechanisms through which molecules adsorbed to the surfaces of
semiconductor nanocrystals, quantum dots (QDs), influence the pathways for and dynamics …

Quantum zeno effect rationalizes the phonon bottleneck in semiconductor quantum dots

SV Kilina, AJ Neukirch, BF Habenicht, DS Kilin… - Physical review …, 2013 - APS
Quantum confinement can dramatically slow down electron-phonon relaxation in
nanoclusters. Known as the phonon bottleneck, the effect remains elusive. Using a state-of …

Instantaneous Generation of Charge-Separated State on TiO2 Surface Sensitized with Plasmonic Nanoparticles

R Long, OV Prezhdo - Journal of the American Chemical Society, 2014 - ACS Publications
Photoexcitation of the plasmon band in metallic nanoparticles adsorbed on a TiO2 surface
initiates many important photovoltaic and photocatalytic processes. The traditional view on …

A charge-orbital balance picture of do** in colloidal quantum dot solids

O Voznyy, D Zhitomirsky, P Stadler, Z Ning… - ACS …, 2012 - ACS Publications
We present a framework validated using both modeling and experiment to predict do**
in CQD films. In the ionic semiconductors widely deployed in CQD films, the framework …