Location History:
- Shaanxi, CN (2021)
- Xi'an, CN (2023)
Company Filing History:
Years Active: 2021-2023
Title: Peijun Ma: Innovator in GaN Technology
Introduction
Peijun Ma is a prominent inventor based in Shaanxi, China. He has made significant contributions to the field of semiconductor technology, particularly in gallium nitride (GaN) diodes. With a total of 2 patents, his work focuses on improving the efficiency and performance of electronic devices.
Latest Patents
One of Peijun Ma's latest patents is titled "Low turn-on voltage GaN diodes having anode metal with consistent crystal orientation and preparation method thereof." This invention describes a low turn-on voltage GaN diode that features a substrate layer, a GaN buffer layer, a GaN channel layer, and an AlGaN barrier layer. The design includes a cathode on the AlGaN barrier layer and an anode positioned within a groove in the GaN channel layer. The anode is made of W or Mo metal with a specific crystal orientation, enhancing the diode's performance.
Another notable patent is the "Epitaxial lift-off process of graphene-based gallium nitride." This invention addresses the challenges associated with complex lift-off techniques and high costs in GaN film production. The process involves growing graphene on copper foil, transferring it to a sapphire substrate, and then growing the GaN epitaxial layer. This innovative method allows for easier transfer of the epitaxial layer to target substrates, significantly improving the quality of GaN films.
Career Highlights
Peijun Ma is affiliated with Xidian University, where he conducts research and development in semiconductor technologies. His work has garnered attention for its potential applications in various electronic devices, contributing to advancements in the field.
Collaborations
Peijun Ma collaborates with notable colleagues, including Jing Ning and Jincheng Zhang. Their combined expertise enhances the research and development efforts at Xidian University.
Conclusion
Peijun Ma's innovative work in GaN technology and his contributions to semiconductor research highlight his role as a leading inventor in the field. His patents reflect a commitment to advancing technology and improving electronic device performance.