User profiles for Jonathan Veinot

J Veinot

Professor of Chemistry, University of Alberta
Verified email at ualberta.ca
Cited by 10904

Silicon nanocrystals and silicon‐polymer hybrids: synthesis, surface engineering, and applications

…, J Kehrle, B Rieger, JGC Veinot - Angewandte Chemie …, 2016 - Wiley Online Library
Silicon nanocrystals (Si‐NCs) are emerging as an attractive class of quantum dots owing to
the natural abundance of silicon in the Earth's crust, their low toxicity compared to many …

Hydrogen Silsesquioxane:  A Molecular Precursor for Nanocrystalline Si−SiO2 Composites and Freestanding Hydride-Surface-Terminated Silicon Nanoparticles

CM Hessel, EJ Henderson, JGC Veinot - Chemistry of materials, 2006 - ACS Publications
We report the bulk preparation of nanocrystalline Si−SiO 2 (nc-Si/SiO 2 ) composites via
straightforward reductive thermal annealing of a well-defined molecular precursor, hydrogen …

Size vs Surface: Tuning the Photoluminescence of Freestanding Silicon Nanocrystals Across the Visible Spectrum via Surface Groups

…, LV Titova, FA Hegmann, JGC Veinot - ACS …, 2014 - ACS Publications
The syntheses of colloidal silicon nanocrystals (Si-NCs) with dimensions in the 3–4 nm size
regime as well as effective methodologies for their functionalization with alkyl, amine, …

Chemical insight into the origin of red and blue photoluminescence arising from freestanding silicon nanocrystals

…, SM Kauzlarich, RD Tilley, JGC Veinot - Acs Nano, 2013 - ACS Publications
Silicon nanocrystals (Si NCs) are attractive functional materials. They are compatible with
standard electronics and communications platforms and are biocompatible. Numerous …

Toward the ideal organic light-emitting diode. The versatility and utility of interfacial tailoring by cross-linked siloxane interlayers

JGC Veinot, TJ Marks - Accounts of Chemical Research, 2005 - ACS Publications
Small molecule and polymer organic light-emitting diodes (OLEDs) show promise of
revolutionizing display technologies. Hence, these devices and the materials that render them …

Widespread nanoparticle-assay interference: implications for nanotoxicity testing

…, LC Felix, MKM Dang, G Ma, H Fenniri, JGC Veinot… - PloS one, 2014 - journals.plos.org
The evaluation of engineered nanomaterial safety has been hindered by conflicting reports
demonstrating differential degrees of toxicity with the same nanoparticles. The unique …

Synthesis, surface functionalization, and properties of freestanding silicon nanocrystals

JGC Veinot - Chemical communications, 2006 - pubs.rsc.org
Freestanding silicon nanoparticles (FS-nc-Si) have intriguing chemical and optical properties.
The present contribution outlines known synthetic methodologies and protocols for surface …

Cytotoxicity of surface-functionalized silicon and germanium nanoparticles: the dominant role of surface charges

…, GM Alink, ATM Marcelis, MJ Fink, JGC Veinot… - Nanoscale, 2013 - pubs.rsc.org
Although it is frequently hypothesized that surface (like surface charge) and physical
characteristics (like particle size) play important roles in cellular interactions of nanoparticles (NPs), …

Luminescent transparent wood

Y Li, S Yu, JGC Veinot, J Linnros… - Advanced Optical …, 2017 - diva-portal.org
Functional light conversion layers containing active fluorescent materials are necessary
components in many devices. The most straightforward example would be the common white …

Near-unity internal quantum efficiency of luminescent silicon nanocrystals with ligand passivation

F Sangghaleh, I Sychugov, Z Yang, JGC Veinot… - ACS …, 2015 - ACS Publications
Spectrally resolved photoluminescence (PL) decays were measured for samples of colloidal,
ligand-passivated silicon nanocrystals. These samples have PL emission energies with …