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

Related Concept Videos

Modified-Release Drug Delivery Systems: Stimuli-Activated

Modified-Release Drug Delivery Systems: Stimuli-Activated

Stimuli-activated drug delivery systems are designed to release drugs in response to specific physical, chemical, or biological stimuli. These systems often utilize hydrogels—three-dimensional, hydrophilic polymer networks capable of swelling in aqueous environments and retaining significant fluid volumes. Upon exposure to particular stimuli, these hydrogels undergo structural transitions that allow the embedded drug to be released. Due to this adaptive behavior, such systems are also called...

You might also read

Related Articles

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

Sort by

Same author

Carrier-Free Nanoassembly Suppresses Phase Separation via Ribosome-Inspired Crowding Control for Enhanced Chemo-Immunotherapy.

ACS nano·2026

Same author

Single-cell hdWGCNA identifies checkpoint inhibitor pneumonitis-linked CD4 + T-cell subsets driving immunotherapy response and prognosis in lung cancer.

Journal of cancer research and clinical oncology·2026

Same author

The Predictive Value of Neutrophil-To-Lymphocyte Ratio (NLR) for Response to Neoadjuvant Immunochemotherapy in Resectable IIA-IIIB Non-Small Cell Lung Cancer in Real-World Practice.

Thoracic cancer·2026

Same author

Spatial Epidemiology of the Ischemic Heart Disease-Asthma Comorbidity: A Global Analysis of Burden Patterns, Risk Drivers, and a Composite Risk Index.

Risk management and healthcare policy·2026

Same author

Progress in photonic crystal materials for rewritable paper: insights from recent developments.

Materials horizons·2026

Same author

Cr Alloying Enhanced Strength-Ductility Synergy in TiZrNb Alloys at Intermediate Temperature: A Comparative Study with Al and Cu.

Materials (Basel, Switzerland)·2026

Search research articles

Related Experiment Video

Updated: Jun 14, 2026

Light-mediated Formation and Patterning of Hydrogels for Cell Culture Applications

Light-mediated Formation and Patterning of Hydrogels for Cell Culture Applications

Published on: September 29, 2016

Information Security with Smart Hydrogels: Photo-Patterning and Multi-Stimuli Responsive Structural Color.

Xiaoyu Guo¹, Ying Li¹, Farzana Hanif¹

¹State Key Laboratory of Fine Chemicals, Frontiers Science Center for Smart Materials Oriented Chemical Engineering, Dalian University of Technology, Dalian, 116024, People's Republic of China.

Nano-Micro Letters

|March 31, 2026

Summary

This study introduces a novel light-induced chemical crosslinking method for creating multi-color structural hydrogel patterns. This technique enhances information security applications with dynamic, high-resolution color displays and improved material properties.

Keywords:

Anti-opal hydrogel Information security Light-induced crosslinking Structural color

More Related Videos

Patterning Bioactive Proteins or Peptides on Hydrogel Using Photochemistry for Biological Applications

Patterning Bioactive Proteins or Peptides on Hydrogel Using Photochemistry for Biological Applications

Published on: September 15, 2017

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Published on: January 13, 2023

Related Experiment Videos

Last Updated: Jun 14, 2026

Light-mediated Formation and Patterning of Hydrogels for Cell Culture Applications

Light-mediated Formation and Patterning of Hydrogels for Cell Culture Applications

Published on: September 29, 2016

Patterning Bioactive Proteins or Peptides on Hydrogel Using Photochemistry for Biological Applications

Patterning Bioactive Proteins or Peptides on Hydrogel Using Photochemistry for Biological Applications

Published on: September 15, 2017

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Four-Dimensional Printing of Stimuli-Responsive Hydrogel-Based Soft Robots

Published on: January 13, 2023

Area of Science:

Materials Science
Photonics
Chemical Engineering

Background:

Photonically structured colors offer high resolution and dynamic responsiveness for information security.
Conventional patterning methods face limitations due to high costs and limited color variety.

Purpose of the Study:

To develop a novel, cost-effective multi-color patterning method for structural colors.
To enhance information-carrying capacity and dynamic display capabilities for security applications.

Main Methods:

Utilized light-induced chemical crosslinking in anti-opal hydrogels.
Implemented a "film formation first, then patterning" approach using photo-curing.
Investigated the effects of ultraviolet radiation on cross-linking and material properties.

Main Results:

Achieved multi-color structural hydrogel patterns with a minimum line width of 15 μm.
Demonstrated enhanced mechanical properties (tensile strength, reduced elongation) and inhibited swelling upon UV exposure.
Confirmed stable, dynamic color display capabilities with over 100 stable cycles.

Conclusions:

The developed method offers a new approach for patterning stimulus-responsive structural colors.
This technique enables advanced applications in ink-free printing, information encryption, and anti-counterfeiting.