Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Photoluminescence: Fluorescence and Phosphorescence

Photoluminescence: Fluorescence and Phosphorescence

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...

Photoluminescence: Applications

Photoluminescence: Applications

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...

Fluorescence and Phosphorescence: Instrumentation

Fluorescence and Phosphorescence: Instrumentation

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.

Variables Affecting Phosphorescence and Fluorescence

Variables Affecting Phosphorescence and Fluorescence

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...

You might also read

Related Articles

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

Sort by

Same author

Aging-Tolerant Precursor Solution for Perovskite Solar Cells Enabled by Phosphite-Assisted Chemical Protection.

ACS applied materials & interfaces·2026

Same author

Discovering of the transcriptional regulatory network involved in starch biosynthesis in sorghum grains.

Plant diversity·2026

Same author

An epithelial cell fate-driven predictive model for liver metastasis risk in primary colorectal cancer through single-cell and multi-omics integration.

Journal of translational medicine·2026

Same author

Polymerized Surface Passivation for Stable and Efficient Inverted Perovskite Solar Cells.

Advanced materials (Deerfield Beach, Fla.)·2026

Same author

Combined ipsilateral peak systolic velocity and ASPECTS are associated with early neurological deterioration after endovascular thrombectomy: a prospective cohort study.

BMC neurology·2026

Same author

Peutz-Jeghers syndrome with concurrent lobular endocervical glandular hyperplasia and sex cord tumor with annular tubules: a case report.

Frontiers in medicine·2026

Search research articles

Related Experiment Video

Updated: May 27, 2026

Low-energy Cathodoluminescence for (Oxy)Nitride Phosphors

Low-energy Cathodoluminescence for (Oxy)Nitride Phosphors

Published on: November 15, 2016

Efficient red-emitting phosphor for near-ultraviolet-based solid-state lighting.

Kaimo Deng¹, Tao Gong, Yonghu Chen

¹Department of Physics, University of Science and Technology of China, Hefei 230026, China.

|December 6, 2011

Summary

This summary is machine-generated.

Europium-activated Y2MoO6 is a novel red-emitting phosphor for solid-state lighting. This material shows efficient near-ultraviolet light absorption and superior performance compared to existing phosphors.

More Related Videos

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Published on: May 31, 2018

Synthesis of Persistent Luminescent Nanoparticles for Rewritable Displays and Illumination Applications

Synthesis of Persistent Luminescent Nanoparticles for Rewritable Displays and Illumination Applications

Published on: September 13, 2024

Related Experiment Videos

Last Updated: May 27, 2026

Low-energy Cathodoluminescence for (Oxy)Nitride Phosphors

Low-energy Cathodoluminescence for (Oxy)Nitride Phosphors

Published on: November 15, 2016

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Enhanced Electron Injection and Exciton Confinement for Pure Blue Quantum-Dot Light-Emitting Diodes by Introducing Partially Oxidized Aluminum Cathode

Published on: May 31, 2018

Synthesis of Persistent Luminescent Nanoparticles for Rewritable Displays and Illumination Applications

Synthesis of Persistent Luminescent Nanoparticles for Rewritable Displays and Illumination Applications

Published on: September 13, 2024

Area of Science:

Materials Science
Solid-State Chemistry
Luminescence

Background:

Development of efficient red-emitting phosphors is crucial for solid-state lighting applications.
Current commercial phosphors may have limitations in performance or efficiency.

Purpose of the Study:

To investigate Eu(3+) ion activated Y(2)MoO(6) as a potential red-emitting phosphor.
To characterize its luminescent properties for solid-state lighting.

Main Methods:

Sol-gel synthesis method for Y(2)MoO(6) phosphor.
Photoluminescence spectroscopy (excitation and emission spectra).
Decay curve measurements for luminescence lifetime.

Main Results:

The synthesized Y(2)MoO(6):Eu(3+) phosphor exhibits efficient absorption of near-ultraviolet (NUV) light.
The phosphor demonstrates excellent emission intensity and high color purity.
Performance metrics are superior to currently used commercial red-emitting phosphors.

Conclusions:

Eu(3+) activated Y(2)MoO(6) is a promising red-emitting material.
It shows potential as a red component for NUV-excited white light-emitting diodes (LEDs).
This phosphor offers an alternative for advanced solid-state lighting solutions.