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

1.1K
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...
1.1K
Ionic Crystal Structures02:42

Ionic Crystal Structures

18.1K
Ionic crystals consist of two or more different kinds of ions that usually have different sizes. The packing of these ions into a crystal structure is more complex than the packing of metal atoms that are the same size.
Most monatomic ions behave as charged spheres, and their attraction for ions of opposite charge is the same in every direction. Consequently, stable structures for ionic compounds result (1) when ions of one charge are surrounded by as many ions as possible of the opposite...
18.1K
Photoluminescence: Fluorescence and Phosphorescence01:23

Photoluminescence: Fluorescence and Phosphorescence

4.0K
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...
4.0K
Variables Affecting Phosphorescence and Fluorescence01:26

Variables Affecting Phosphorescence and Fluorescence

1.5K
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...
1.5K

You might also read

Related Articles

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

Sort by
Same author

Spin-valve like magnetoresistance and moderate anomalous Hall effect in CoRuMnSn.

Journal of physics. Condensed matter : an Institute of Physics journal·2026
Same author

Intrinsic Berry Curvature Driven Anomalous Hall and Nernst Effect in Co<sub>2</sub>MnSn.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

KCu<sub>3</sub>S<sub>2</sub>: A Layered Inorganic Chalcogenide Semiconductor as a Promising Light Absorber.

Inorganic chemistry·2025
Same author

Enhanced piezoresponse in van der Waals 2D CuCrInP<sub>2</sub>S<sub>6</sub> through nanoscale phase segregation.

Nanoscale horizons·2025
Same author

Efficient CO<sub>2</sub> Reduction Reaction on Cu-Decorated Biphenylene.

ACS applied materials & interfaces·2024
Same author

Oxygen and moisture-induced healing of halide double perovskite surface defects.

The Journal of chemical physics·2023

Related Experiment Video

Updated: Feb 17, 2026

Low Pressure Vapor-assisted Solution Process for Tunable Band Gap Pinhole-free Methylammonium Lead Halide Perovskite Films
08:12

Low Pressure Vapor-assisted Solution Process for Tunable Band Gap Pinhole-free Methylammonium Lead Halide Perovskite Films

Published on: September 8, 2017

10.1K

Halide Double Perovskites: Insights into Structure, Defects, and Luminescence.

Bhawna1,2, Aftab Alam1, M Aslam1

  • 1Department of Physics, Indian Institute of Technology Bombay, Mumbai 400076, India.

ACS Applied Materials & Interfaces
|February 16, 2026
PubMed
Summary

Halide double perovskites (HDPs) offer a stable, non-toxic alternative to lead halide perovskites for optoelectronic applications. Doping HDPs enhances photoluminescence quantum yield (PLQY) up to 100% for light harvesting.

Keywords:
absorptiondefect passivationdimensionalitydopinglead-free perovskitesphotoluminescence

More Related Videos

Facile Synthesis of Colloidal Lead Halide Perovskite Nanoplatelets via Ligand-Assisted Reprecipitation
04:14

Facile Synthesis of Colloidal Lead Halide Perovskite Nanoplatelets via Ligand-Assisted Reprecipitation

Published on: October 1, 2019

13.6K
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

11.8K

Related Experiment Videos

Last Updated: Feb 17, 2026

Low Pressure Vapor-assisted Solution Process for Tunable Band Gap Pinhole-free Methylammonium Lead Halide Perovskite Films
08:12

Low Pressure Vapor-assisted Solution Process for Tunable Band Gap Pinhole-free Methylammonium Lead Halide Perovskite Films

Published on: September 8, 2017

10.1K
Facile Synthesis of Colloidal Lead Halide Perovskite Nanoplatelets via Ligand-Assisted Reprecipitation
04:14

Facile Synthesis of Colloidal Lead Halide Perovskite Nanoplatelets via Ligand-Assisted Reprecipitation

Published on: October 1, 2019

13.6K
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

11.8K

Area of Science:

  • Materials Science
  • Solid-State Physics
  • Photochemistry

Background:

  • Lead halide perovskites exhibit excellent optoelectronic properties but suffer from lead toxicity and poor stability.
  • Environmentally friendly alternatives are crucial for advancing perovskite-based technologies.
  • Halide double perovskites (HDPs) emerge as promising candidates due to their inherent stability and reduced toxicity.

Purpose of the Study:

  • To review the structural, optical, and electronic properties of halide double perovskites (HDPs).
  • To explore doping strategies for optimizing photoluminescence quantum yield (PLQY) in HDPs.
  • To discuss defect management and processing challenges for improved device performance.

Main Methods:

  • Comprehensive review of theoretical and experimental studies on HDPs.
  • Analysis of doping effects on photoluminescence (PL) properties, including PLQY and spectral range.
  • Examination of defect chemistry and passivation techniques.

Main Results:

  • Doping can significantly enhance PLQY in HDPs, reaching up to 100%.
  • HDPs demonstrate broad photoluminescence across the UV-vis-IR spectrum with extended lifetimes.
  • Defect passivation strategies are identified as critical for improving stability and optoelectronic performance.

Conclusions:

  • HDPs present a viable, stable, and less toxic alternative to lead halide perovskites.
  • Optimized doping and defect passivation are key to unlocking the full potential of HDPs for light harvesting and other optoelectronic applications.
  • Further research into material and film processing is essential for practical device implementation.