Carbon-silicon Schottky barrier diodes.

Area of Science:

• Materials Science
• Electrical Engineering
• Semiconductor Physics

Background:

• Schottky barrier diodes are crucial semiconductor devices.
• Achieving high performance requires precise control of the metal-semiconductor interface.
• Conductive carbon films offer potential as alternative contact materials.

Purpose of the Study:

• To report the simple fabrication of high-performance Schottky barrier diodes.
• To investigate the use of conductive carbon films for silicon-based diodes.
• To optimize the interface for improved diode performance.

Main Methods:

• Fabrication of diodes using silicon and conductive carbon films (C-Films).
• Interface optimization techniques were employed.
• Characterization of diode performance, including ideality factor measurement.

Main Results:

• Achieved high-performance Schottky barrier diodes with simple fabrication.
• Obtained low ideality factors (n = 1.22) for pyrolytic photoresist films (PPF).
• Demonstrated repeatable results on non-optimized substrates using scalable processes.

Conclusions:

• The developed method enables the simple and scalable fabrication of high-performance silicon Schottky barrier diodes.
• Optimized interfaces with conductive carbon films yield excellent electrical properties comparable to commercial products.
• This work presents a promising approach for next-generation electronic devices.