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

Hybridization of Atomic Orbitals I03:24

Hybridization of Atomic Orbitals I

45.7K
The mathematical expression known as the wave function, ψ, contains information about each orbital and the wavelike properties of electrons in an isolated atom. When atoms are bound together in a molecule, the wave functions combine to produce new mathematical descriptions that have different shapes. This process of combining the wave functions for atomic orbitals is called hybridization and is mathematically accomplished by the linear combination of atomic orbitals. The new orbitals that...
45.7K
Electron Paramagnetic Resonance (EPR) Spectroscopy: Organic Radicals01:17

Electron Paramagnetic Resonance (EPR) Spectroscopy: Organic Radicals

2.4K
Ideally, an unpaired electron shows a single peak in the EPR spectrum due to the transition between the two spin energy states. However, coupling interactions can occur between the spins of the unpaired electron and any neighboring spin-active nuclei. This hyperfine coupling results in hyperfine splitting, where the EPR signal is split into multiplets. The signals split into 2nI + 1 peaks, where n is the number of equivalent nuclei and I is the nuclear spin. These splitting patterns provide...
2.4K
Hybridization of Atomic Orbitals II03:35

Hybridization of Atomic Orbitals II

31.2K
sp3d and sp3d 2 Hybridization
31.2K

You might also read

Related Articles

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

Sort by
Same author

Multi-layered meta-analytical insights into arsenic and cadmium tolerance in rice: high confidence genomic landscape to functional candidates.

Physiology and molecular biology of plants : an international journal of functional plant biology·2026
Same author

Single-shot wide-field biochemical imaging at 1 kHz frame rate.

Proceedings of the National Academy of Sciences of the United States of America·2026
Same author

Ruthenium(II)-catalyzed regioselective C8-H acyloxylation of indolizines with carboxylic acids.

Chemical communications (Cambridge, England)·2026
Same author

Identifying risk factors and donor characteristics for vasovagal reactions in whole blood donation: Insights and safety recommendations from a northern Indian study.

Asian journal of transfusion science·2026
Same author

Ultrafast photoreduction driven by interfacial spin exchange in manganese-doped quantum dots.

Nature communications·2026
Same author

Metabolomic Profiling of Plasma and Urine of Benzo(a)pyrene-Induced Mouse Models of Lung Cancer.

Rapid communications in mass spectrometry : RCM·2026

Related Experiment Video

Updated: May 16, 2025

Hyperpolarized Xenon for NMR and MRI Applications
16:20

Hyperpolarized Xenon for NMR and MRI Applications

Published on: September 6, 2012

19.5K

Polarized Superradiance from CsPbBr3 Quantum Dot Superlattice with Controlled Interdot Electronic Coupling.

Lanyin Luo1,2, Xueting Tang3, Junhee Park3

  • 1Department of Physics and Astronomy, Texas A&M University, College Station, Texas 77843, United States.

Nano Letters
|April 1, 2025
PubMed
Summary

Researchers achieved superradiance in perovskite quantum dots (QDs) by engineering their electronic coupling. This breakthrough enables narrow-linewidth, polarized light emission from these advanced QD superlattices.

Keywords:
electronic couplingquantum dotsstrong confinementsuperradiance

More Related Videos

Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications
07:42

Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications

Published on: January 22, 2019

11.0K
A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
00:07

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

8.3K

Related Experiment Videos

Last Updated: May 16, 2025

Hyperpolarized Xenon for NMR and MRI Applications
16:20

Hyperpolarized Xenon for NMR and MRI Applications

Published on: September 6, 2012

19.5K
Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications
07:42

Inkjet Printing All Inorganic Halide Perovskite Inks for Photovoltaic Applications

Published on: January 22, 2019

11.0K
A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference
00:07

A Photonic System for Generating Unconditional Polarization-Entangled Photons Based on Multiple Quantum Interference

Published on: September 5, 2019

8.3K

Area of Science:

  • Quantum Optics
  • Materials Science
  • Solid-State Physics

Background:

  • Superradiance involves cooperative photon emission from electronically coupled quantum emitters.
  • Perovskite quantum dots (QDs) rarely exhibit superradiance due to challenges in achieving electronic coupling.
  • Superfluorescence, distinct from superradiance, occurs in incoherently excited QDs coupled to a common radiation mode.

Purpose of the Study:

  • To investigate and achieve superradiance in perovskite quantum dots.
  • To explore the potential of engineered perovskite QD superlattices for cooperative photon emission.
  • To understand the role of electronic coupling in perovskite QD superradiance.

Main Methods:

  • Fabrication of strongly coupled CsPbBr3 QD superlattices.
  • Utilizing quantum confinement and ligand engineering to control interdot electronic coupling.
  • Characterization of optical properties, including emission linewidth and polarization.

Main Results:

  • Observation of superradiance with a narrow linewidth (<5 meV) and significant redshift (∼200 meV).
  • Demonstration of polarized superradiance, contrasting with uncoupled exciton emission.
  • Evidence of anisotropic electronic coupling within the QD superlattice.

Conclusions:

  • Strongly coupled perovskite QD superlattices can exhibit superradiance.
  • Ligand engineering and quantum confinement are effective strategies for achieving interdot coupling in perovskite QDs.
  • Perovskite QD superlattices show promise as tunable, polarized cooperative photon emitters.