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

Search research articles

Related Experiment Video

Updated: Jun 5, 2025

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Resonant multilevel optical switching with phase change material GST.

Di Wu¹, Xing Yang¹, Ningning Wang¹

¹Key Laboratory of Advanced Optical Communication Systems and Networks, Shanghai Key Lab of Navigation and Location Services, Department of Electronic Engineering, Shanghai Jiao Tong University, Shanghai 200240, China.

Nanophotonics (Berlin, Germany)

|December 5, 2024

Summary

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

Deep learning enabled inverse design of ultracompact silicon metadevices for mode conversion.

Optics express·2026

Same author

Review of Biosensors Based on Plasmonic-Enhanced Processes in the Metallic and Meta-Material-Supported Nanostructures.

Micromachines·2024

Same author

Optical and Electrical Analyses of Solar Cells with a Radial PN Junction and Incorporating an Innovative NW Design That Mimics ARC Layers.

Nanomaterials (Basel, Switzerland)·2023

Same author

A comprehensive deep learning method for empirical spectral prediction and its quantitative validation of nano-structured dimers.

Scientific reports·2023

Same author

Performance optimization of a metasurface incorporating non-volatile phase change material.

Optics express·2022

Same author

Optical Fiber, Nanomaterial, and THz-Metasurface-Mediated Nano-Biosensors: A Review.

Biosensors·2022

This study introduces a novel multilevel optical memristive switch using a silicon Fabry-Perot resonator and germanium-antimony-tellurium (GST) thin film. The device achieves high performance for future nonvolatile silicon photonics applications.

Area of Science:

Photonics
Materials Science
Electrical Engineering

Background:

Optical memristive switches are crucial for advanced computing.
Phase-change materials like Ge2Sb2Te5 (GST) offer nonvolatile switching capabilities.
Integrating optical resonators can enhance device performance.

Purpose of the Study:

To demonstrate a multilevel optical memristive switch.
To leverage a silicon Fabry-Perot resonator for enhanced GST interaction.
To improve the on-off extinction ratio and switching levels of phase-change devices.

Main Methods:

Fabrication of a silicon Fabry-Perot resonator with waveguide Bragg gratings.
Integration of a sub-micrometer Ge2Sb2Te5 (GST) thin film.
Triggering GST phase transitions using electrical pulses via a microheater.

Keywords:

integrated optics optical memristive switch phase change material silicon photonics

More Related Videos

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

Quasi-light Storage for Optical Data Packets

Quasi-light Storage for Optical Data Packets

Published on: February 6, 2014

Related Experiment Videos

Last Updated: Jun 5, 2025

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Shaping the Amplitude and Phase of Laser Beams by Using a Phase-only Spatial Light Modulator

Published on: January 28, 2019

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Patterning via Optical Saturable Transitions - Fabrication and Characterization

Published on: December 11, 2014

Quasi-light Storage for Optical Data Packets

Quasi-light Storage for Optical Data Packets

Published on: February 6, 2014

Optical characterization of light transmission and absorption.

Main Results:

Enhanced interaction between optical fields and GST due to resonance.
Achieved a maximum transmission contrast of 10.29 dB.
Demonstrated 38 distinct nonvolatile switching levels.
Higher on-off extinction ratio compared to non-resonant devices.

Conclusions:

The resonant device significantly improves multilevel switching performance.
This work offers an effective solution for phase-change devices.
Paves the way for future nonvolatile silicon photonics devices.