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

Nanotubes from isomeric dibenzoylmethane molecules.

Liyun Zhao1, Wensheng Yang, Yi Luo

  • 1Key Laboratory of Photochemistry, Center for Molecular Science, Institute of Chemistry, Chinese Academy of Sciences, Beijing.

Chemistry (Weinheim an Der Bergstrasse, Germany)
|April 14, 2005
PubMed
Summary

Researchers created organic nanotubes from dibenzoylmethane (DBM). Smaller DBM nanotubes showed increased enol isomer ratios and significantly enhanced fluorescence, linked to their reduced diameter.

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

Residual metal single-atom catalysis: enhanced photocatalytic hydrogen production <i>via</i> ligand-modulated d-orbital splitting.

Chemical science·2026
Same author

A mercury-based selenite with wide bandgap and moderate birefringence <i>via</i> cation substitution and partial fluorination.

Dalton transactions (Cambridge, England : 2003)·2026
Same author

Nanogalvanic cell catalysts: bridging electrochemical and thermal catalysis.

National science review·2026
Same author

Supersaturation-controlled assembly pathway directs hierarchical chirality expression in ionic luminophores.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Molecular N-Type Doping Unlocks Low-Threshold Nanosecond Lasing in a Microcavity-Integrated OLED Toward Electrically Pumped Organic Lasers.

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

Adaptive Restructuring toward Intrinsically Stable Rh Catalyst during Water-Gas Shift Reaction.

Angewandte Chemie (International ed. in English)·2026

Area of Science:

  • Materials Science
  • Organic Chemistry
  • Nanotechnology

Background:

  • Dibenzoylmethane (DBM) is an organic molecule with isomeric forms.
  • Controlling molecular isomer ratios is crucial for tuning material properties.
  • Fluorescence properties of organic molecules can be sensitive to their structure and environment.

Purpose of the Study:

  • To fabricate organic nanotubes from dibenzoylmethane (DBM).
  • To investigate the relationship between DBM nanotube diameter and isomer ratio.
  • To study the effect of nanotube diameter on the fluorescence properties of DBM.

Main Methods:

  • Fabrication of organic nanotubes using an immersing technique.
  • Utilized ordered porous alumina membranes as templates for nanotube synthesis.

Related Experiment Videos

  • Analyzed the ratio of enol isomers in DBM nanotubes.
  • Measured fluorescence emission intensity of DBM nanotubes with varying diameters.

    • Main Results:

    • Successfully fabricated organic nanotubes of varying diameters from DBM.
    • Observed an increased ratio of enol isomers in DBM as nanotube diameters decreased.
    • Reported a striking enhancement in fluorescence emission intensity with decreasing nanotube diameters.
    • Correlated the enhanced fluorescence to the increased enol isomer ratio in smaller nanotubes.

    Conclusions:

    • The diameter of organic nanotubes significantly influences the isomeric composition of DBM.
    • Smaller DBM nanotubes exhibit a higher proportion of enol isomers.
    • The enhanced fluorescence in DBM nanotubes is directly linked to the increased enol isomer ratio, offering a pathway for tuning optical properties.