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

You might also read

Related Articles

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

Sort by
Same author

Defects as Assets for Upcycling Spent Lithium-Ion Battery Cathode Materials.

Angewandte Chemie (International ed. in English)·2026
Same author

One-pot co-upcycling of mixed polyolefin waste.

Nature communications·2026
Same author

Dissolution-Mediated Synthesis of Atomically Thin High-Entropy Hydroxides for Efficient Polyester Glycolysis.

ACS nano·2026
Same author

Spent Battery-to-Catalyst: Asymmetric Mn-O Motifs Boost Oxygen Activation for Upgrading Polystyrene to Aromatic Oxygenates.

ACS nano·2026
Same author

Green Upcycling Strategy for Spent Lithium-Ion Batteries: One-Step Coupling of Fluoridation Inhibition and Lattice Stabilization.

ACS nano·2026
Same author

Photothermal Revolution in Plastic Upcycling.

Accounts of chemical research·2025

Related Experiment Video

Updated: Dec 19, 2025

Author Spotlight: Eco-friendly Photoluminescent Textile Authentication with Curcumin
09:50

Author Spotlight: Eco-friendly Photoluminescent Textile Authentication with Curcumin

Published on: December 22, 2023

2.1K

Hydrochromic CsPbBr3 Nanocrystals for Anti-Counterfeiting.

Xiaoya Yu1, Linzhong Wu1, Di Yang1

  • 1Institute of Functional Nano & Soft Materials (FUNSOM), Jiangsu Key Laboratory for Carbon-Based Functional Materials & Devices, SWC for Synchrotron Radiation Research, Soochow University, 199 Ren'ai Road, Suzhou, 215123, Jiangsu, P. R. China.

Angewandte Chemie (International Ed. in English)
|June 8, 2020
PubMed
Summary

Space-confined cesium lead bromide (CsPbBr3) nanocrystals exhibit hydrochromism, reversibly changing color with water exposure. This discovery opens new avenues for designing advanced materials for applications like anti-counterfeiting.

Keywords:
CsPbBr3anti-counterfeitinghydrochromic materialsnanocrystalsporous matrix

More Related Videos

Author Spotlight: Revolutionizing Microfluidics Through Microchannel Fabrication on Nanopaper
03:58

Author Spotlight: Revolutionizing Microfluidics Through Microchannel Fabrication on Nanopaper

Published on: October 6, 2023

2.2K
Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering
09:12

Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering

Published on: June 1, 2016

9.4K

Related Experiment Videos

Last Updated: Dec 19, 2025

Author Spotlight: Eco-friendly Photoluminescent Textile Authentication with Curcumin
09:50

Author Spotlight: Eco-friendly Photoluminescent Textile Authentication with Curcumin

Published on: December 22, 2023

2.1K
Author Spotlight: Revolutionizing Microfluidics Through Microchannel Fabrication on Nanopaper
03:58

Author Spotlight: Revolutionizing Microfluidics Through Microchannel Fabrication on Nanopaper

Published on: October 6, 2023

2.2K
Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering
09:12

Functionalization of Single-walled Carbon Nanotubes with Thermo-reversible Block Copolymers and Characterization by Small-angle Neutron Scattering

Published on: June 1, 2016

9.4K

Area of Science:

  • Materials Science
  • Nanotechnology
  • Chemistry

Background:

  • Hydrochromic materials, which change color with water, are of significant interest for various applications.
  • Cesium lead halide perovskites, such as CsPbBr3, are known for their unique optical properties.

Purpose of the Study:

  • To investigate the hydrochromic properties of space-confined CsPbBr3 nanocrystals (NCs).
  • To explore the potential applications of these hydrochromic NCs in anti-counterfeiting technologies.

Main Methods:

  • Loading CsPbBr3 NCs into a porous matrix to create space-confined structures.
  • Investigating the reversible transition between luminescent CsPbBr3 and non-luminescent CsPb2Br5 upon water exposure and removal.
  • Utilizing CsPbBr3 NCs@mesoporous silica nanospheres for laser-jet printing demonstrations.

Main Results:

  • Demonstrated for the first time that space-confined CsPbBr3 NCs exhibit reversible hydrochromism.
  • Achieved a reversible transition between luminescent CsPbBr3 and non-luminescent CsPb2Br5 triggered by water.
  • Successfully applied CsPbBr3 NCs@mesoporous silica nanospheres in high-precision, high-speed laser-jet printing for anti-counterfeiting.
  • Showcased excellent stability and no color fade over repeated transformation cycles.

Conclusions:

  • Space-confined CsPbBr3 NCs present a novel class of hydrochromic materials.
  • This finding deepens the understanding of CsPbX3 properties and opens new design strategies for advanced functional materials.
  • Hydrochromic CsPbBr3 NCs offer promising potential for anti-counterfeiting and other applications.