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

Search research articles

Related Experiment Video

Updated: Jul 7, 2026

Monolayer Contact Doping of Silicon Surfaces and Nanowires Using Organophosphorus Compounds

Monolayer Contact Doping of Silicon Surfaces and Nanowires Using Organophosphorus Compounds

Published on: December 2, 2013

Controlling energy transfer between multiple dopants within a single nanoparticle.

Jeffrey R DiMaio¹, Clément Sabatier, Baris Kokuoz

¹Center for Optical Materials Science and Engineering, School of Materials Science and Engineering, Advanced Materials Research Laboratory, Clemson University, Anderson, SC 29625, USA. dimaio@clemson.edu

Proceedings of the National Academy of Sciences of the United States of America

|February 6, 2008

Summary

This summary is machine-generated.

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

Efficient Tm-doped silica fiber laser incorporating nanoparticle doping.

Optics express·2026

Same author

High-temperature behavior of femtosecond FBGs in molten-core glass optical fibers.

Optics letters·2026

Same author

Yb:Lu<sub>2</sub>O<sub>3</sub> single-crystal fiber: spectroscopy, amplification, and lasing.

Optics letters·2025

Same author

Silica fiber laser emitting moderate power-stable visible output.

Optics letters·2025

Same author

Seed layer formation by deposition of microcrystallites on a revolving substrate: modeling of the effective linear elastic, piezoelectric, and dielectric coefficients.

Acta crystallographica Section B, Structural science, crystal engineering and materials·2024

Same author

Low loss polycrystalline SiGe core fibers for nonlinear photonics.

Optics express·2024

Researchers engineered lanthanum fluoride (LaF3) nanoparticles with core-shell structures to precisely control energy transfer (ET) between rare earth dopants like terbium (Tb3+) and europium (Eu3+). This allows for tunable optical properties in nanomaterials.

Area of Science:

Materials Science
Nanotechnology
Optical Physics

Background:

Controlling energy transfer (ET) between dopants in nanoparticles is crucial for advanced optical applications.
Lanthanum fluoride (LaF3) nanoparticles offer a versatile platform for doping with rare earth elements.
Existing methods often struggle to precisely engineer ET dynamics within nanomaterials.

Purpose of the Study:

To develop complex core-shell LaF3 nanoparticles for tailored energy transfer (ET) between rare earth dopants.
To demonstrate precise control over ET by manipulating dopant separation within nanoparticle shells.
To engineer unique spectral features and multi-emission capabilities in nanomaterials.

Main Methods:

Synthesis of multi-layered LaF3 core-shell nanoparticles (approx. 10 nm diameter) doped with Tb3+ and Eu3+.

More Related Videos

Large Area Substrate-Based Nanofabrication of Controllable and Customizable Gold Nanoparticles Via Capped Dewetting

Large Area Substrate-Based Nanofabrication of Controllable and Customizable Gold Nanoparticles Via Capped Dewetting

Published on: February 26, 2019

A Continuous-flow Photocatalytic Reactor for the Precisely Controlled Deposition of Metallic Nanoparticles

A Continuous-flow Photocatalytic Reactor for the Precisely Controlled Deposition of Metallic Nanoparticles

Published on: April 10, 2019

Related Experiment Videos

Last Updated: Jul 7, 2026

Monolayer Contact Doping of Silicon Surfaces and Nanowires Using Organophosphorus Compounds

Monolayer Contact Doping of Silicon Surfaces and Nanowires Using Organophosphorus Compounds

Published on: December 2, 2013

Large Area Substrate-Based Nanofabrication of Controllable and Customizable Gold Nanoparticles Via Capped Dewetting

Large Area Substrate-Based Nanofabrication of Controllable and Customizable Gold Nanoparticles Via Capped Dewetting

Published on: February 26, 2019

A Continuous-flow Photocatalytic Reactor for the Precisely Controlled Deposition of Metallic Nanoparticles

A Continuous-flow Photocatalytic Reactor for the Precisely Controlled Deposition of Metallic Nanoparticles

Published on: April 10, 2019

Systematic variation of undoped spacer layer thickness between doped shells.

Spectroscopic analysis to quantify ET efficiency by measuring emission intensity ratios (e.g., 541 nm Tb3+ to 590 nm Eu3+).

Main Results:

Achieved tunable ET ratios (from <0.2 to ~2.4) by altering internal core-shell structure, not overall composition.
Demonstrated that core-shell configuration can restrict ET, yielding emission spectra equivalent to physical blends.
Showcased the ability to obtain multiple discrete emissions from a single excitation source using engineered nanoparticles.

Conclusions:

Complex core-shell architectures in LaF3 nanoparticles provide precise control over inter-dopant energy transfer.
This approach enables the engineering of specific spectral features and overcomes quenching limitations in conventional materials.
The method offers a pathway for designing novel optical materials with tailored functionalities for diverse applications.