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

Photoluminescence: Applications01:14

Photoluminescence: Applications

503
Photoluminescence offers a wide range of applications due to its inherent sensitivity and selectivity. This technique allows for both direct and indirect analyses of the analyte. Direct quantitative analysis is possible when the analyte exhibits a favorable quantum yield for fluorescence or phosphorescence. However, an indirect analysis may be feasible if the analyte is not fluorescent or phosphorescent, or if the quantum yield is unfavorable. Indirect methods include reacting the analyte with...
503
Photoluminescence: Fluorescence and Phosphorescence01:23

Photoluminescence: Fluorescence and Phosphorescence

2.3K
Photoluminescence is a process where a molecule absorbs light energy and re-emits it in the form of light. This phenomenon occurs when a substance absorbs photons, promoting its electrons to higher energy level excited states, followed by a relaxation process in which the electrons return to their original ground state energy levels and emit light. Photoluminescence is widely observed in various materials, including semiconductors, and organic and inorganic compounds.
A pair of electrons in a...
2.3K

You might also read

Related Articles

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

Sort by
Same author

Molecular Recognition and Spatial Confinement in CD-MOF Drive Tandem Photocatalytic CO<sub>2</sub> Reduction and Alcohol Oxidation.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Electrospinning Achieving Supramolecular Cyclodextrin-Polyaniline Layered Fabric for Expanding Conductive Performance of Flexible Electrode.

Macromolecular rapid communications·2026
Same author

Cucurbit[8]Uril Achieved Single-Molecule Chiral Transfer to Supramolecular Circularly Polarized Luminescence.

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

Multi-Level Confinement Single-Molecule Charge Transfer Activated PRET for Near-Infrared Targeted Cell Imaging.

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

Temperature-Responsive Supramolecular Chiral Switch Achieved by Macrocyclic Confinement.

JACS Au·2026
Same author

Cyclodextrin-Based Supramolecular Crosslinking Polymers With Multiple Ruthenium Centers for Highly Efficient Electrocatalytic Ammonia Synthesis.

Chemistry (Weinheim an der Bergstrasse, Germany)·2025

Related Experiment Video

Updated: Sep 19, 2025

Assembling Molecular Shuttles Powered by Reversibly Attached Kinesins
08:04

Assembling Molecular Shuttles Powered by Reversibly Attached Kinesins

Published on: January 26, 2019

7.0K

Multicolor Luminescent Supramolecular Bidirectional Shuttles Driven by Light.

Rong Zhang1, Zhuo Lei1, Zhiyi Yu1

  • 1College of Chemistry, State Key Laboratory of Elemento-Organic Chemistry, Nankai University, Tianjin, 300071, P. R. China.

Advanced Science (Weinheim, Baden-Wurttemberg, Germany)
|June 4, 2025
PubMed
Summary

Researchers developed light-driven supramolecular assemblies using spiropyrans and cucurbiturils. These assemblies exhibit reversible multicolor luminescence and tunable morphologies for applications in anti-counterfeiting and bioimaging.

Keywords:
cucurbiturilmulticolor luminescentphoto‐responsivesupramolecular assembly

More Related Videos

Synthesis of Wavelength-shifting DNA Hybridization Probes by Using Photostable Cyanine Dyes
07:44

Synthesis of Wavelength-shifting DNA Hybridization Probes by Using Photostable Cyanine Dyes

Published on: July 6, 2016

11.3K
A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles
12:51

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

Published on: November 14, 2015

10.0K

Related Experiment Videos

Last Updated: Sep 19, 2025

Assembling Molecular Shuttles Powered by Reversibly Attached Kinesins
08:04

Assembling Molecular Shuttles Powered by Reversibly Attached Kinesins

Published on: January 26, 2019

7.0K
Synthesis of Wavelength-shifting DNA Hybridization Probes by Using Photostable Cyanine Dyes
07:44

Synthesis of Wavelength-shifting DNA Hybridization Probes by Using Photostable Cyanine Dyes

Published on: July 6, 2016

11.3K
A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles
12:51

A 'Plug and Play' Method to Create Water-dispersible Nanoassemblies Containing an Amphiphilic Polymer, Organic Dyes and Upconverting Nanoparticles

Published on: November 14, 2015

10.0K

Area of Science:

  • Supramolecular chemistry
  • Materials science
  • Photophysics

Background:

  • Supramolecular space-confined assembly exhibits unique photophysical properties, enabling applications in bioimaging, anti-counterfeiting, and luminescent materials.
  • Light-responsive molecular switches are crucial for developing dynamic functional materials.

Purpose of the Study:

  • To design and synthesize novel light-driven supramolecular bidirectional shuttles.
  • To investigate the influence of different cucurbiturils (CB[7] and CB[8]) on the photophysical properties and self-assembly of spiropyran-modified p-styrene derivatives (BPSP).
  • To explore the potential applications of these photo-responsive assemblies.

Main Methods:

  • Synthesis of spiropyran-modified p-styrene derivatives (BPSP).
  • Supramolecular complexation of BPSP with cucurbit[7]uril (CB[7]) and cucurbit[8]uril (CB[8]).
  • Characterization of photophysical properties (fluorescence spectroscopy) and morphological analysis (e.g., electron microscopy).
  • Investigation of photo-switching behavior under visible light and dark conditions.

Main Results:

  • CB[7] encapsulation enhanced BPSP fluorescence and induced ortho-hexagonal nanosheets with multicolor luminescence (blue to red).
  • CB[8] complexation resulted in nanospherical morphology, red-shifted fluorescence (blue to yellow), and complete transformation to red fluorescence in the dark.
  • Both multicolor luminescence and morphology were reversibly controlled by alternating light and dark conditions.
  • The assemblies demonstrated photo-controlled, time-dependent reversible luminescence.

Conclusions:

  • Developed two distinct light-driven supramolecular bidirectional shuttles with tunable luminescence and morphology.
  • Demonstrated the successful application of these assemblies in logic gates, reversible anti-counterfeiting, and controllable cell imaging.
  • Provided a novel strategy for macrocycle-confined molecular assembly with photo-responsive functionalities.