Published: Aug. 17, 2026
Summary
A method for manufacturing semiconductor devices that creates a stable, uniform oxynitride layer by adding oxygen to a nitrogen-containing surface.
Applications
- Semiconductor device manufacturing
- Integrated circuit fabrication
- Microchip production processes
- Transistor gate dielectric formation
Benefits
- Enhanced device stability
- Uniform material distribution
- Consistent semiconductor performance
- Improved structural integrity
Background
Semiconductor fabrication requires precise surface engineering to maintain electrical performance as components scale down. High-quality stabilizing layers are essential to protect sensitive semiconductor interfaces from degradation and ensure reliable device operation. However, traditional passivation techniques often struggle to achieve uniform material distribution. Conventional oxidation processes frequently produce uneven dielectric layers, leading to interface defects, charge trapping, and inconsistent electrical characteristics that compromise overall yield and longevity.
Technology Description
Scientists at Berkeley Lab have developed a method for fabricating semiconductor devices. This technique utilizes a foundational substrate to support a specialized semiconductor structure. The primary feature of this invention is its nitrogen-containing surface, into which oxygen is strategically incorporated. This specific oxygen integration creates a robust stabilizing layer characterized by a perfectly uniform distribution of an oxynitride material.
This technology achieves structural uniformity within the stabilizing layer. While traditional surface treatments often yield uneven material distribution, this precise oxygen-integration approach eliminates such inconsistencies. By ensuring a uniform oxynitride composition, the method prevents localized degradation and significantly enhances device reliability. This unique consistency overcomes standard manufacturing limitations, providing a superior and highly stable foundation for advanced microelectronics.
Inventors
Francesca Toma, Berkeley Lab
Guosong Zeng, Berkeley Lab
Zetian Mi, University of Michigan
Srinivas Vanka, University of Michigan
Tadashi Ogitsu, Lawrence Livermore National Lab
Status: patent pending
Opportunities: Available for licensing or collaboration
