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

1.2K
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...
1.2K
Variables Affecting Phosphorescence and Fluorescence01:26

Variables Affecting Phosphorescence and Fluorescence

2.3K
Fluorescence and phosphorescence are essential phenomena in fields like analytical chemistry, biological imaging, and materials science, where they detect molecular properties and visualize cellular structures. Understanding the variables that influence these luminescent behaviors is crucial for maximizing accuracy and efficiency in their applications. These variables can broadly be grouped into chemical structure, solvent properties, and external conditions, each playing a distinct role in...
2.3K
Fluorescence and Phosphorescence: Instrumentation01:25

Fluorescence and Phosphorescence: Instrumentation

1.9K
Fluorometers and spectrofluorometers are two types of instruments used for measuring molecular fluorescence. These instruments differ in how they select excitation and emission wavelengths and the type of light sources they utilize. Fluorometers use absorption interference filters to choose excitation and emission wavelengths. The excitation source in a fluorometer is typically a low-pressure mercury vapor lamp that emits intense lines distributed throughout the ultraviolet and visible regions.
1.9K
Photoluminescence: Fluorescence and Phosphorescence01:23

Photoluminescence: Fluorescence and Phosphorescence

5.1K
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...
5.1K

You might also read

Related Articles

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

Sort by
Same author

Breaching the Skin Barrier: Efficient Transdermal Delivery of Natural Collagen for Aging Skin Rejuvenation.

Langmuir : the ACS journal of surfaces and colloids·2026
Same author

Synergistic Enhancement of Environmental Stress Crack Resistance and Mechanical Properties of HDPE via Reactive Blending-Induced Disulfide-Linked Covalent Networks.

Macromolecular rapid communications·2026
Same author

Silk-Inspired Design and Manufacturing of Robust Plantymers.

Nature communications·2026
Same author

Superstrong and Ultratough Hydroxyethyl Cellulose-Based Structural Materials Enabled by the Synergy of Microphase and Orientation.

ACS macro letters·2026
Same author

Hydrogen-Bond Network Modulation of Cellulose Nanocrystal Films by Sodium Lipoate for Closed-Loop Recycling.

Biomacromolecules·2026
Same author

Fully Bio-Based, Tough, and Room-Temperature Shape Adaptive Poly(lactic acid) Blend for Green Electronics.

ACS macro letters·2026

Related Experiment Video

Updated: Apr 3, 2026

Time-resolved Photophysical Characterization of Triplet-harvesting Organic Compounds at an Oxygen-free Environment Using an iCCD Camera
06:08

Time-resolved Photophysical Characterization of Triplet-harvesting Organic Compounds at an Oxygen-free Environment Using an iCCD Camera

Published on: December 27, 2018

9.6K

Versatile Room-Temperature Phosphorescent Materials from Cellulose.

Ruihan Lei1, Ruitao Pan1, Huiyu Bai1

  • 1The Key Laboratory of Synthetic and Biological Colloids, Ministry of Education, School of Chemical and Material Engineering, Jiangnan University, 1800 Lihu Road, Wuxi 214122, China.

Biomacromolecules
|April 2, 2026
PubMed
Summary

This study presents a sustainable, eco-friendly luminescent material using carboxymethyl cellulose (CMC) and 4,4′,4″-nitrilotribenzoic acid (NTA). The material exhibits high-efficiency room-temperature phosphorescence (RTP) and humidity responsiveness for advanced applications.

More Related Videos

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials
07:12

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials

Published on: September 13, 2024

3.2K
Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core
08:51

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core

Published on: October 24, 2017

10.2K

Related Experiment Videos

Last Updated: Apr 3, 2026

Time-resolved Photophysical Characterization of Triplet-harvesting Organic Compounds at an Oxygen-free Environment Using an iCCD Camera
06:08

Time-resolved Photophysical Characterization of Triplet-harvesting Organic Compounds at an Oxygen-free Environment Using an iCCD Camera

Published on: December 27, 2018

9.6K
Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials
07:12

Author Spotlight: Advancing Bioimaging and Therapy with Functional Nanomaterials

Published on: September 13, 2024

3.2K
Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core
08:51

Scale-up Chemical Synthesis of Thermally-activated Delayed Fluorescence Emitters Based on the Dibenzothiophene-S,S-Dioxide Core

Published on: October 24, 2017

10.2K

Area of Science:

  • Materials Science
  • Sustainable Chemistry
  • Optoelectronics

Background:

  • Developing sustainable and functional luminescent materials is crucial for advanced applications.
  • Room-temperature phosphorescence (RTP) materials offer unique optical properties but often face challenges in stability and processability.
  • Integrating multiple functionalities like humidity responsiveness into RTP platforms is an ongoing research area.

Purpose of the Study:

  • To develop an eco-friendly, high-efficiency room-temperature phosphorescence (RTP) material with programmable humidity responsivity.
  • To create a sustainable luminescent platform based on carboxymethyl cellulose (CMC).
  • To explore the potential for morphological expansion and advanced applications of the developed material.

Main Methods:

  • Constructed a covalent cross-linked network using carboxymethyl cellulose (CMC) and epichlorohydrin.
  • Incorporated 4,4′,4″-nitrilotribenzoic acid (NTA) within the cross-linked CMC matrix to create the RTP material.
  • Investigated the material's phosphorescent properties, quantum yield, lifetime, solvent resistance, humidity responsiveness, and fiber-forming capability via wet spinning.

Main Results:

  • Achieved a multifunctional RTP material with a maximum quantum yield of 44.44% and a maximum phosphorescence lifetime of 231.20 ms.
  • Demonstrated excellent solvent resistance and stable phosphorescence performance in organic solvents.
  • Exhibited reversible humidity-responsive characteristics for information writing and encryption, and successfully fabricated RTP fibers via wet spinning.

Conclusions:

  • The developed hierarchical architecture using CMC and NTA provides a synergistic rigidification mechanism, suppressing nonradiative decay and stabilizing triplet excitons.
  • The material is sustainable, solvent-resistant, stimulus-responsive, and exhibits excellent processability, making it suitable for diverse applications.
  • This work offers a promising strategy for designing advanced RTP materials with tunable properties and morphological flexibility.