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 Experiment Videos

Photodeformable spherical hybrid nanoparticles.

Lihua Zhao1, Douglas A Loy, Kenneth J Shea

  • 1Department of Chemistry, University of California, Irvine, Irvine, California 92697, USA.

Journal of the American Chemical Society
|November 2, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

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

Sort by
Same author

Dynamic changes in purine and uric acid content in fermented lamb jerky during processing.

Food chemistry·2026
Same author

Effects of Composite Starter Cultures on Microbial Succession, Quality Characteristics and Flavor Profile of Air-Dried Mutton.

Foods (Basel, Switzerland)·2026
Same author

An integrated pathway mutation and clinical model predicts survival in unresectable HCC with hepatic arterial infusion chemotherapy combined with lenvatinib and tislelizumab.

BMC cancer·2026
Same author

The Trilineage Coexistence Observed During the Differentiation of Porcine EPSCs.

Cells·2026
Same author

Effect of mindfulness-based training on nurses' fatigue: a randomized controlled trial.

BMC psychology·2026
Same author

Ellagic Acid from Pomegranate Peel Attenuates Fibrosis and Remodels Water Distribution in Chicken Meat under Inflammatory Challenge.

Journal of agricultural and food chemistry·2026
Same journal

Linker Engineering toward NIR-II Metal-Organic Framework with Maximal Emission beyond 1000 nm for Inflammatory Bowel Disease Imaging.

Journal of the American Chemical Society·2026
Same journal

Observing Kinetic Selectivity in Anthracene Photodimerization through Selective Quenching by Excited States of Proximate Rare Earth Cations.

Journal of the American Chemical Society·2026
Same journal

Sequence-Dependent Folding of Recognition-Encoded Melamine Oligomers.

Journal of the American Chemical Society·2026
Same journal

Large Thermo- and Mechanosalient Actuation via Cooperative Twist Elasticity-Induced Packing Motif Conversion.

Journal of the American Chemical Society·2026
Same journal

Discovery and Biosynthesis of Lanthipeptides Featuring an Azepinoindole Scaffold by Radical <i>S</i>-Adenosylmethionine Enzyme-Catalyzed C-C Bond Formation.

Journal of the American Chemical Society·2026
Same journal

Enantiopurity-Controlled Magnetism in a Two-Dimensional Organic-Inorganic Material.

Journal of the American Chemical Society·2026
See all related articles

Researchers synthesized novel spherical bridged polysilsesquioxane nanoparticles. These hybrid nanoparticles deform and melt upon UV light exposure due to a photolabile organic component.

Area of Science:

  • Materials Science
  • Polymer Chemistry
  • Nanotechnology

Background:

  • Polysilsesquioxanes are hybrid organic-inorganic polymers with tunable properties.
  • Nanoparticle synthesis often requires surfactants or templates, complicating processes.
  • Photolabile materials offer potential for controlled degradation or modification.

Purpose of the Study:

  • To report the first synthesis of spherical bridged polysilsesquioxane nanoparticles.
  • To investigate the structural and responsive properties of these hybrid nanoparticles.
  • To explore the effect of UV light on the nanoparticle morphology.

Main Methods:

  • Sol-gel polymerization without surfactants or templates.
  • Characterization of nanoparticle size (50-100 nm) and morphology.

Related Experiment Videos

  • Incorporation of a photolabile coumarin dimer as the organic component.

    • Main Results:

    • Successfully synthesized uniform spherical bridged polysilsesquioxane nanoparticles.
    • Demonstrated that UV light irradiation causes photodimer dissociation.
    • Observed nanoparticle deformation and "melting" due to cross-link rupture.

    Conclusions:

    • Bridged polysilsesquioxane nanoparticles can be synthesized via a simple sol-gel method.
    • The photolabile organic component enables light-induced structural changes.
    • These responsive nanoparticles hold potential for applications requiring controlled material transformation.