Sandra B Schujman

Title: The Innovations of Sandra B Schujman

Introduction

Sandra B Schujman is a prominent inventor based in Niskayuna, NY (US). She has made significant contributions to the field of materials science, particularly in the development of aluminum nitride (AlN) crystals. With a total of 5 patents to her name, her work has garnered attention for its potential applications in various industries.

Latest Patents

One of her latest patents focuses on aluminum nitride bulk crystals that exhibit high transparency to ultraviolet light. The methods described in this patent involve providing a substantially undoped polycrystalline AlN ceramic with an oxygen concentration of less than approximately 100 ppm. The process includes forming a single-crystal bulk AlN crystal through a sublimation-recondensation method at temperatures exceeding approximately 2000°C. Following this, the bulk AlN crystal is cooled to a temperature between approximately 1500°C and 1800°C at a rate of less than approximately 250°C per hour.

Career Highlights

Sandra is currently employed at Crystal Is, Inc., where she continues to innovate and develop new materials. Her expertise in the field has positioned her as a key player in advancing the technology surrounding aluminum nitride crystals.

Collaborations

Throughout her career, Sandra has collaborated with notable colleagues, including Glen Alfred Slack and Shailaja P Rao. These partnerships have contributed to her success and the advancement of her research.

Conclusion

Sandra B Schujman's work in the field of aluminum nitride crystals showcases her innovative spirit and dedication to advancing materials science. Her contributions are paving the way for future developments in this important area of research.