Location History:
- Hillside, NJ (US) (1976)
- Chicago, IL (US) (1979 - 1993)
Company Filing History:
8 out of 1,304 
2 out of 4 
1 out of 1 Years Active: 1976-1993
Title: **Innovations of Paul M Raccah: A Pioneer in Semiconductor Technology**
Introduction
Paul M Raccah, an innovative inventor based in Chicago, IL, has made significant contributions to the field of semiconductor technology. With a total of 11 patents to his name, Raccah's work primarily focuses on the development of advanced materials and methods for improving electronic devices.
Latest Patents
Raccah's latest patents revolve around the passivation and insulation of III-V devices using pnictides, particularly focusing on nitrogen thin films. These films, especially phosphorus, are grown on III-V semiconductors such as Indium Phosphide (InP), Gallium Phosphide (GaP), and Gallium Arsenide (GaAs). They present a unique puckered sheet-like local order in their amorphous state. The films, about 400 angstroms thick, can be grown using molecular beam deposition, vacuum evaporation, sputtering, chemical vapor deposition, and deposition from a liquid melt.
The advantages of such pnictide layers include reduced density of surface states, modulation of the depletion layer, and an enhanced photoluminescence intensity. Their applications span across various devices, including MISFETs, MESFETs, P-I-N diodes, laser diodes, solar cells, and photo detectors. Moreover, these semiconductors exhibit properties that allow for advancements in photovoltaic and photoresistive devices.
Career Highlights
Throughout his career, Paul M Raccah has worked with notable organizations such as Stauffer Chemical Company and Yeshiva University. His experiences in these companies have propelled his research and innovations in semiconductor materials, particularly emphasizing the utility of high phosphorus polyphosphides and other pnictides. The incorporation of metals like Nickel, Iron, and Chromium in doping processes highlights his dedication to enhancing semiconductor performance.
Collaborations
Raccah has collaborated with talented individuals in his field, including Rozalie Schachter and John A Baumann. These partnerships have been instrumental in fostering a robust research environment and contributing to the success of various innovative projects.
Conclusion
In summary, Paul M Raccah stands out as an influential inventor with significant contributions to semiconductor technology. His latest patents demonstrate a forward-thinking approach that addresses the complexities of modern electronic devices. Through collaborations and his extensive career, Raccah's work continues to impact the future of electronics and materials science profoundly.