Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications13:51

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications

15.8K
A protocol is presented for the synthesis of core-shell lanthanide-doped upconversion nanocrystals (UCNs) and their cellular applications for channel protein regulation upon near-infrared (NIR) light...
15.8K
Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals12:56

Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals

40.3K
A protocol for the seeded synthesis of rod-shaped and tetrapod-shaped multicomponent nanostructures consisting of CdS and CdSe is...
40.3K
Polymerization06:45

Polymerization

99.2K
Source: Vy M. Dong and Jan Riedel, Department of Chemistry, University of California, Irvine, CA
Polymers are made from macromolecules, which are composed of repeating units (the so called monomeric units). In our modern world, polymers play an important role. One of the first important polymers was nylon, which is a polyamide. It found widespread application in tooth brushes and...
99.2K
Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst07:39

Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst

9.9K
This article describes a process for producing polymeric self-assembled nanoparticles using visible light mediated dispersion polymerization. Using low energy visible light to control the polymerization allows for the reproducible formation of self-assembled worm-like micelles at high solids...
9.9K
Synthesis of Plant Phenol-derived Polymeric Dyes for Direct or Mordant-based Hair Dyeing09:46

Synthesis of Plant Phenol-derived Polymeric Dyes for Direct or Mordant-based Hair Dyeing

9.7K
Here, we present a protocol to use pre-synthesized polymeric products derived from fungal laccase-catalyzed polymerization of plant phenols, either with or without mordant agents (e.g., FeSO4), to induce detergent-resistant keratin hair dyeing within 2.5...
9.7K
Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices11:06

Fabrication of Fully Solution Processed Inorganic Nanocrystal Photovoltaic Devices

10.9K
This protocol describes the synthesis and solution deposition of inorganic nanocrystals layer by layer to produce thin film electronics on non-conductive surfaces. Solvent-stabilized inks can produce complete photovoltaic devices on glass substrates via spin and spray coating following post-deposition ligand exchange and...
10.9K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Image-enabled cell sorting permits prospective isolation of primitive hematopoietic stem cell subsets with distinct functional potential.

Experimental hematology·2026
Same author

Erratum: Embodied emotions in ancient Neo-Assyrian texts revealed by bodily mapping of emotional semantics.

iScience·2026
Same author

Mechanism-Guided Precision Hydrolysis of Early Transition Metals to Access (Mixed-Metal) Oxo Clusters.

Angewandte Chemie (International ed. in English)·2026
Same author

Asymmetric Trinuclear Intermediates in Metal Oxo Cluster Formation: Kinetic Evidence for a Two-Step Esterification Mechanism.

ACS nano·2026
Same author

From Solution to Surface: How the Catalytic Environment Modulates Peptide Bond Cleavage by Metal-Oxo Cluster Nanozymes.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2026
Same author

Low-input proteomics identifies vWF as a negative regulator of Tet2 mutant hematopoietic stem cell expansion.

Cell reports·2025

Related Experiment Video

Updated: Jan 19, 2026

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications
13:51

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications

Published on: November 10, 2017

15.8K

The Trouble with ODE: Polymerization during Nanocrystal Synthesis.

Evert Dhaene1, Jonas Billet1, Ellie Bennett2

  • 1Department of Chemistry , Ghent University , Gent B-9000 , Belgium.

Nano Letters
|September 17, 2019
PubMed
Summary

High-temperature nanocrystal synthesis using 1-octadecene leads to polymer impurities. Replacing the solvent or using polar ligands enables isolation of pure nanocrystals, improving synthesis and purity for applications.

Keywords:
Quantum dotsnanoparticlesoctadecenesurface chemistry

More Related Videos

Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals
12:56

Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals

Published on: December 11, 2013

40.3K
Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst
07:39

Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst

Published on: June 8, 2016

9.9K

Related Experiment Videos

Last Updated: Jan 19, 2026

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications
13:51

Synthesis of Core-shell Lanthanide-doped Upconversion Nanocrystals for Cellular Applications

Published on: November 10, 2017

15.8K
Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals
12:56

Seeded Synthesis of CdSe/CdS Rod and Tetrapod Nanocrystals

Published on: December 11, 2013

40.3K
Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst
07:39

Facile Synthesis of Worm-like Micelles by Visible Light Mediated Dispersion Polymerization Using Photoredox Catalyst

Published on: June 8, 2016

9.9K

Area of Science:

  • Materials Science
  • Nanotechnology
  • Polymer Chemistry

Background:

  • 1-Octadecene is a common solvent for high-temperature nanocrystal synthesis.
  • Polymerization of 1-octadecene under synthesis conditions creates impurities.
  • These polymer impurities are difficult to separate from nanocrystals using standard purification methods.

Purpose of the Study:

  • To investigate the spontaneous polymerization of 1-octadecene during nanocrystal synthesis.
  • To identify effective strategies for removing poly(1-octadecene) impurities from nanocrystal products.
  • To improve the purity of nanocrystals for various applications.

Main Methods:

  • Investigated the polymerization of 1-octadecene at high temperatures (120-320 °C).
  • Evaluated standard purification techniques (precipitation/redispersion, size exclusion chromatography) for separating poly(1-octadecene).
  • Developed alternative synthesis strategies using saturated aliphatic solvents and ligand exchange with polar ligands.

Main Results:

  • 1-Octadecene spontaneously polymerizes under typical nanocrystal synthesis conditions.
  • Poly(1-octadecene) exhibits similar solubility and size to ligand-stabilized nanocrystals, hindering purification.
  • Replacement of 1-octadecene with saturated solvents or ligand exchange with polar ligands effectively removed polymer impurities.
  • Pure nanocrystals, free from polymer contamination, were successfully isolated.

Conclusions:

  • Spontaneous polymerization of 1-octadecene is a significant challenge in high-temperature nanocrystal synthesis.
  • Alternative solvents and ligand strategies are crucial for obtaining high-purity nanocrystals.
  • Improved nanocrystal purity through optimized synthesis and purification is vital for advanced applications.