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

Spirobifluorene Regioisomerism: A Structure-Property Relationship Study.

Lambert Sicard1, Cassandre Quinton1, Jean-David Peltier1

  • 1UMR CNRS 6226-, Université Rennes 1, 35042, Rennes, France.

Chemistry (Weinheim an Der Bergstrasse, Germany)
|April 7, 2017
PubMed
Summary

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

Machine Learning Prediction of Thermal Properties of PHB/PHBV-Based Materials: A Quantitative Structure-Property Relationship Approach Using an Integrated Polymer Database.

Polymers·2026
Same author

Chalcogen bond activation in cation radical salts of naphthalene <i>peri</i>-diselenides with <i>S</i> = 5/2 magnetic anions.

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

Exploring electron spin dynamics in spin chains using defects as a quantum probe.

Nature communications·2026
Same author

Mitigation of Defect Formation at the NiO<sub><i>x</i></sub>/Perovskite Interface in p-i-n Perovskite Solar Cells.

ACS applied materials & interfaces·2025
Same author

Correction: Mechanofluorochromism and self-recovery of alkylsilylpyrene-1-carboxamides.

Journal of materials chemistry. C·2025
Same author

From Chains to Chromophores: Tailored Thermal and Linear/Nonlinear Optical Features of Asymmetric Pyrimidine-Coumarin Systems.

Molecules (Basel, Switzerland)·2025

This study reveals how spirobifluorene structure impacts electronic properties. Positional isomers significantly influence organic semiconductor performance, especially in blue phosphorescent OLEDs.

Area of Science:

  • Materials Science
  • Organic Electronics
  • Photophysics

Background:

  • Organic semiconductors are crucial for electronic devices.
  • Spirobifluorenes are a key class of organic semiconductors.
  • Understanding structure-property relationships is vital for material design.

Purpose of the Study:

  • To investigate the structure-property relationships of spirobifluorene positional isomers.
  • To analyze the impact of ring bridging and linkages on electronic and photophysical properties.
  • To explore the potential of novel spirobifluorene derivatives in organic light-emitting diodes (OLEDs).

Main Methods:

  • Synthesis and characterization of four spirobifluorene positional isomers (para-, meta-, ortho-linkages).
  • Evaluation of electronic properties of the synthesized regioisomers.
Keywords:
organic light-emitting diodesphosphorescenceregioisomerismring bridgingspirobifluoreneπ-conjugation

Related Experiment Videos

  • Photophysical studies focusing on singlet and triplet excited states.

    • Main Results:

    • Demonstrated a significant and surprising impact of ring bridging and linkage position on electronic properties.
    • Highlighted the differential influence of linkages and the bridge on singlet and triplet excited states.
    • Reported a novel 1-substituted spirobifluorene with superior performance in blue phosphorescent OLEDs compared to its regioisomers.

    Conclusions:

    • Regioisomerism profoundly affects the electronic and photophysical properties of spirobifluorenes.
    • 1-substituted spirobifluorenes show great potential for advanced organic electronic applications.
    • This work provides critical insights for designing high-performance organic semiconductors.