Thomas M Hartnett

Title: Thomas M Hartnett: Innovator in Nanocomposite Optical Ceramics

Introduction

Thomas M Hartnett is a distinguished inventor based in Nashua, NH (US). He holds a total of 9 patents that showcase his contributions to the field of materials science, particularly in the development of advanced optical ceramics.

Latest Patents

One of Hartnett's latest patents is focused on aluminum additions for grain pinning in Y2O3—MgO, which pertains to a nanocomposite optical ceramic (NCOC) material. This innovative material consists of three solid phases, with the first and second solid phases containing grains no larger than 5 μm. Each of these grains has its respective grain boundaries. The third solid phase incorporates a doping agent that is less than 5 atomic % soluble in the first and second solid phases. Notably, part of the third solid phase is situated at the grain boundary of the second solid phase. Another significant patent involves a method for bonding scintillator material to produce large panels or other shapes. This method includes applying a glass composition to a material surface, followed by the application of elevated temperature and isostatic pressure to form a strong bond between the surfaces.

Career Highlights

Throughout his career, Thomas M Hartnett has worked with notable companies such as Raytheon Company and Surmet Corporation. His experience in these organizations has contributed to his expertise in the field of optical materials and ceramics.

Collaborations

Hartnett has collaborated with esteemed colleagues, including Richard L Gentilman and Edward A Maguire, Jr. These partnerships have likely enriched his work and led to further advancements in his research.

Conclusion

Thomas M Hartnett is a prominent figure in the realm of nanocomposite optical ceramics, with a significant number of patents to his name. His innovative work continues to impact the field and showcases the importance of advancements in material science.