Bryan J Harder

Title: Innovations by Bryan J Harder

Introduction

Bryan J Harder is an accomplished inventor based in Bay Village, OH (US). He has made significant contributions to the field of environmental barrier coatings, with a focus on high-temperature applications. His work has led to the development of advanced materials that enhance the performance and durability of ceramic components in turbine engines.

Latest Patents

Bryan J Harder holds 2 patents that showcase his innovative approach to material science. His latest patents include:

1. **Multi-component high stability environmental barrier coatings** - This patent discloses an advanced high-temperature environmental barrier coating system designed to protect Si-based ceramics and SiC/SiC ceramic matrix composites (CMCs). The innovation provides a series of environmental barrier coating composition systems that achieve exceptional temperature capability, erosion resistance, and durability in harsh turbine engine environments. The coating systems have demonstrated a temperature capability of up to 1650° C, making them ideal for prime-reliant designs.

2. **Conductive high toughness oxides deposited by plasma spray-physical vapor deposition (PS-PVD)** - This patent describes oxide coatings that can be processed to be mechanically tough and electrically conductive at room temperature. The coatings contain a metastable suboxide phase that is unique to this method. The content of the electrically conductive phase can be varied, and the microstructure can be tailored based on processing conditions. Upon exposure to moderate temperatures, the material becomes insulating while retaining its high toughness.

Career Highlights

Bryan J Harder is currently associated with the United States of America as represented by the Administrator of NASA. His work at NASA has allowed him to contribute to cutting-edge research and development in aerospace materials.

Collaborations

Some of his notable coworkers include Dongming Zhu and Janet B Hurst. Their collaborative efforts have further advanced the research in environmental barrier coatings and related technologies.

Conclusion

Bryan J Harder is a prominent inventor whose work in environmental barrier coatings has significantly impacted the aerospace industry. His innovative patents reflect his dedication to enhancing material performance in extreme conditions.