Study of Thermal Electrical Modified Etching for Glass and Its Application in Structure Etching

Area of Science:

• Materials Science
• Manufacturing Engineering
• Surface Science

Background:

• Traditional glass micromachining methods face limitations in precision and efficiency.
• Anodic bonding effects provide a basis for novel glass processing techniques.

Purpose of the Study:

• To investigate an accelerating etching method for glass: thermal electrical modified etching (TEM etching).
• To propose and validate TEM etching as a novel technique for glass structure micromachining.
• To analyze edge effects and optimize parameters for TEM etching.

Main Methods:

• Development and application of thermal electrical modified etching (TEM etching) for glass.
• Morphological testing of TEM-etched glass samples.
• Analysis of edge effects during TEM and etching processes.
• Parameter study including transferred charge, applied pressure, and etching roughness.

Main Results:

• TEM etching successfully micromachines glass, enabling micro/nano structure fabrication.
• Feasibility of TEM etching for micro/nano structure micromachining is confirmed through morphological analysis.
• Edge effects in TEM and etching processes were identified and analyzed.
• Parameter study provided insights into process control and optimization.

Conclusions:

• TEM etching is a viable and promising method for glass micromachining.
• The technique offers advantages such as low process temperature, 3D self-control, and minimal equipment requirements.
• TEM etching presents a novel approach for advanced glass manufacturing applications.