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

Threats to Biodiversity01:50

Threats to Biodiversity

27.1K
There have been five major extinction events throughout geological history, resulting in the elimination of biodiversity, followed by a rebound of species that adapted to the new conditions. In the current geological epoch, the Holocene, there is a sixth extinction event in progress. This mass extinction has been attributed to human activities and is thus provisionally called the Anthropocene. In 2019 the human population reached 7.7 billion people and is projected to comprise 10 billion by...
27.1K
Bullying02:04

Bullying

8.9K
A modern form of aggression is bullying. As you learn in your study of child development, socializing and playing with other children is beneficial for children’s psychological development. However, as you may have experienced as a child, not all play behavior has positive outcomes. Some children are aggressive and want to play roughly. Other children are selfish and do not want to share toys. One form of negative social interactions among children that has become a national concern is...
8.9K
What is Conservation Biology?01:57

What is Conservation Biology?

24.4K
Conservation biology is a scientific field that focuses on the preservation of biodiversity in order to protect ecosystems while meeting the needs of the human population. Humans require properly functioning ecosystems to maintain our supply of natural resources, including food, medicines, and building materials.
24.4K
Predator-Prey Interactions02:39

Predator-Prey Interactions

21.7K
Predators consume prey for energy. Predators that acquire prey and prey that avoid predation both increase their chances of survival and reproduction (i.e., fitness). Routine predator-prey interactions elicit mutual adaptations that improve predator offenses, such as claws, teeth, and speed, as well as prey defenses, including crypsis, aposematism, and mimicry. Thus, predator-prey interactions resemble an evolutionary arms race.
21.7K

You might also read

Related Articles

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

Sort by
Same author

New lanthanide-free self-activated full-color emission phosphor in Y<sup>3+</sup> doped Sr<sub>3</sub> Bi(VO<sub>4</sub> )<sub>3</sub> system for white light emitting diode applications.

Luminescence : the journal of biological and chemical luminescence·2021
Same author

Influence of local structure on photoluminescence properties of Eu<sup>3+</sup> doped CeO<sub>2</sub> red phosphors through induced oxygen vacancies by contrasting rare earth substitutions.

Physical chemistry chemical physics : PCCP·2017
Same author

Structural and photoluminescence properties of stannate based displaced pyrochlore-type red phosphors: Ca(3-x)Sn₃Nb₂O₁₄:xEu³⁺.

Dalton transactions (Cambridge, England : 2003)·2015
Same author

Remarkable changes in the photoluminescent properties of Y2Ce2O7:Eu(3+) red phosphors through modification of the cerium oxidation states and oxygen vacancy ordering.

Physical chemistry chemical physics : PCCP·2014
Same author

Probing structural variation and multifunctionality in niobium doped bismuth vanadate materials.

Dalton transactions (Cambridge, England : 2003)·2014
Same author

Structural influence on the photoluminescence properties of Eu3+ doped Gd3MO7 (M = Nb, Sb, and Ta) red phosphors.

Physical chemistry chemical physics : PCCP·2014

Related Experiment Video

Updated: Feb 5, 2026

Exploiting Live Imaging to Track Nuclei During Myoblast Differentiation and Fusion
09:03

Exploiting Live Imaging to Track Nuclei During Myoblast Differentiation and Fusion

Published on: April 13, 2019

8.7K

Exploitation of Eu

T S Sreena1, P Prabhakar Rao, Athira K V Raj

  • 1Materials Science and Technology Division, CSIR-National Institute for Interdisciplinary Science and Technology (NIIST), Trivandrum - 695 019, India. padala_rao@yahoo.com.

Physical Chemistry Chemical Physics : PCCP
|September 14, 2018
PubMed
Summary
This summary is machine-generated.

Europium-doped stannate pyrochlores show tunable red luminescence. Structural disorder, controlled by lanthanide ion size, impacts luminescence, with ordered structures enhancing brightness for potential lighting applications.

More Related Videos

Analysis of Global RNA Synthesis at the Single Cell Level following Hypoxia
14:53

Analysis of Global RNA Synthesis at the Single Cell Level following Hypoxia

Published on: May 13, 2014

12.9K
Using Click Chemistry to Measure the Effect of Viral Infection on Host-Cell RNA Synthesis
09:35

Using Click Chemistry to Measure the Effect of Viral Infection on Host-Cell RNA Synthesis

Published on: August 9, 2013

12.3K

Related Experiment Videos

Last Updated: Feb 5, 2026

Exploiting Live Imaging to Track Nuclei During Myoblast Differentiation and Fusion
09:03

Exploiting Live Imaging to Track Nuclei During Myoblast Differentiation and Fusion

Published on: April 13, 2019

8.7K
Analysis of Global RNA Synthesis at the Single Cell Level following Hypoxia
14:53

Analysis of Global RNA Synthesis at the Single Cell Level following Hypoxia

Published on: May 13, 2014

12.9K
Using Click Chemistry to Measure the Effect of Viral Infection on Host-Cell RNA Synthesis
09:35

Using Click Chemistry to Measure the Effect of Viral Infection on Host-Cell RNA Synthesis

Published on: August 9, 2013

12.3K

Area of Science:

  • Materials Science
  • Solid-State Chemistry
  • Luminescence

Background:

  • Europium (Eu3+) ions serve as effective structural probes due to their distinct energy levels.
  • Stannate pyrochlores are investigated for their potential as luminescent materials.

Purpose of the Study:

  • To synthesize Eu3+ doped stannate pyrochlores (Ln2.85YSnNbO10.5:0.15Eu3+) and explore how structural transitions influence luminescence.
  • To understand the relationship between cation ordering and red emission properties.

Main Methods:

  • High-temperature solid-state reaction method for phosphor synthesis.
  • X-ray diffraction (XRD) and Raman spectroscopy to analyze structural evolution and disorder.
  • Luminescence spectroscopy to characterize optical properties.

Main Results:

  • A structural transition from ordered pyrochlore to disordered fluorite occurs with decreasing lanthanide ionic radius.
  • Luminescence intensity of Eu3+ emission is enhanced in more ordered structures, particularly the La-based system.
  • Eu3+ concentration and local site distortion influence emission probability and quantum efficiency.

Conclusions:

  • Order-disorder structural transitions in lanthanide stannate pyrochlores can be used to tune Eu3+ red luminescence.
  • Optimizing cation ordering is key to enhancing the luminescence properties of these phosphors for applications.