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Related Experiment Video

Updated: Jun 17, 2025

Electrospray Deposition of Uniform Thickness Ge23Sb7S70 and As40S60 Chalcogenide Glass Films

Electrospray Deposition of Uniform Thickness Ge23Sb7S70 and As40S60 Chalcogenide Glass Films

Published on: August 19, 2016

Solution-derived Ge-Sb-Se-Te phase-change chalcogenide films.

Myungkoo Kang¹, Rashi Sharma², Cesar Blanco²

¹New York State College of Ceramics, Alfred University, Alfred, NY, USA. kangm@alfred.edu.

Scientific Reports

|August 5, 2024

Summary

This summary is machine-generated.

Researchers developed new optical phase change materials (PCMs) using Ge-Sb-Se-Te. Chemical solution deposition offers a versatile method for fabricating these high-performance materials for reconfigurable photonic devices.

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Last Updated: Jun 17, 2025

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Published on: August 19, 2016

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Epitaxial Nanostructured α-Quartz Films on Silicon: From the Material to New Devices

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Published on: October 6, 2020

Area of Science:

Materials Science
Photonics
Nanotechnology

Background:

Ge-Sb-Se-Te chalcogenides are emerging as high-performance optical phase change materials (PCMs).
Integrating new PCMs onto diverse photonic platforms requires compatible fabrication processes.
Existing methods may limit material and substrate compatibility for advanced photonic devices.

Purpose of the Study:

To explore chemical solution deposition for Ge-Sb-Se-Te PCMs.
To analyze structural and optical property modifications induced by solution processing.
To compare solution-derived PCMs with those fabricated via thermal evaporation.

Main Methods:

Solution-based deposition of Ge-Sb-Se-Te layers.
Comparative analysis of structural and optical properties.
Characterization of conformally coated layers on various substrates.

Main Results:

Demonstration of conformal coating using chemical solution deposition for Ge-Sb-Se-Te.
Identification of structural and optical property changes in solution-processed PCMs.
Comparison highlighting advantages of solution processing for specific applications.

Conclusions:

Chemical solution deposition is a viable and versatile method for fabricating Ge-Sb-Se-Te optical PCMs.
This approach enables the development of reconfigurable photonic devices with enhanced performance.
Further research aims to expand processing-material combinations for broader applications.