The unconventional role of surface ligands in dictating the light harvesting properties of quantum dots

IN Chakraborty, P Roy, A Rao, G Devatha… - Journal of Materials …, 2021 - pubs.rsc.org
The diligent utilisation of sunlight by green plants has essentially paved the way for the
existence of life on earth. Our understanding of natural photosynthetic machinery reveals …

Challenges in colloidal photocatalysis and some strategies for addressing them

MS Kodaimati, KP McClelland, C He, S Lian… - Inorganic …, 2018 - ACS Publications
Colloidal semiconductor nanocrystals, or “quantum dots”(QDs), have several optical and
chemical properties that give them the potential to enable nonincremental increases in the …

Waveguide-Based Spectroelectrochemical Characterization of Band Edge Energies in Submonolayers of CdSe Quantum Dots Tethered to Indium–Tin Oxide …

W Sun, C Olikagu, KJ Carothers… - The Journal of …, 2022 - ACS Publications
We present here high sensitivity attenuated total reflectance (ATR) spectroelectrochemical
studies of electron injection (reduction) into surface-tethered, submonolayer to monolayer …

Large band edge tunability in colloidal nanoplatelets

Q Zhou, Y Cho, S Yang, EA Weiss, TC Berkelbach… - Nano …, 2019 - ACS Publications
We study the impact of organic surface ligands on the electronic structure and electronic
band edge energies of quasi-two-dimensional (2D) colloidal cadmium selenide …

Influence of the Processing Environment on the Surface Composition and Electronic Structure of Size-Quantized CdSe Quantum Dots

RC Shallcross, AL Graham, M Karayilan… - The Journal of …, 2020 - ACS Publications
We show here how differences in surface composition for monolayer (ML)-tethered pyridine
(Py)-treated CdSe quantum dots (QDs) affect band edge energetics, as a function of QD …

Control of the electrostatic potential of nanoparticles

C He, DJ Weinberg, EA Weiss, JY Kim… - US Patent …, 2021 - Google Patents
The present technology is directed to the nanoparticles for use as molecular environmental
sensors. The nanoparticles comprise a photoluminescence core and a plurality of ligands …

Origin of the pH dependence of emission of aqueous dihydrolipoic acid-capped PbS quantum dots

JC Schwabacher, MS Kodaimati… - The Journal of Physical …, 2019 - ACS Publications
This paper describes the mechanism behind the pH response of the photoluminescence
(PL) of aqueous dihydrolipoic acid (DHLA)-capped PbS quantum dots (QDs). The PL …

Experimental and Computational Investigation of Colloidal Semiconductor Nanocrystals with Excess Charge Carriers: Effects of Surface Interactions on Electronic …

A Merkulova - 2023 - search.proquest.com
Band engineering in nanomaterials facilitates wide variety of applications in semiconductor
electronics. Understanding properties that enable and govern band engineering is critical for …

Low-PH nanoparticles and ligands

K Ramasamy, H McDaniel, C Castañeda - US Patent 11,492,547, 2022 - Google Patents
US11492547B2 - Low-PH nanoparticles and ligands - Google Patents US11492547B2 - Low-PH
nanoparticles and ligands - Google Patents Low-PH nanoparticles and ligands Download PDF …

The Effects of Phase Transfers with Thiol Ligands on the Optical Properties of Water-Soluble Quantum Dots

JC Schwabacher - 2020 - search.proquest.com
This dissertation examines the effects of phase transfers with thiol ligands on the optical
properties of quantum dots (QDs) in water by investigating two systems: i) dihydrolipoic acid …