P Bruce Newell

Title: P Bruce Newell: Innovator in Mercury-Free Lighting Technology

Introduction

P Bruce Newell is a notable inventor based in Carlisle, MA (US), recognized for his contributions to the field of lighting technology. He holds a total of 7 patents, showcasing his innovative approach to creating more efficient and environmentally friendly lighting solutions.

Latest Patents

Newell's latest patents include advancements in mercury-free metal halide arc lamps. One of his significant inventions is a mercury-free metal halide arc lamp that features an arc vessel made of fused silica, an aspect ratio greater than 5, and contains noble gases such as xenon, argon, or krypton along with metal halides. In a preferred embodiment, the arc vessel has a diameter of 8 mm and a length of 80 mm, filled with sodium/scandium iodides and a buffer gas of xenon. Another notable patent involves the chemical composition for mercury-free metal halide lamps, where rare-earth halides are proposed as replacements for scandium halides. This innovation enhances color rendition index values and ensures that rare earth iodides do not significantly react with the fused silica arc tube, leading to longer lifetimes and superior illumination characteristics compared to conventional discharge lamps.

Career Highlights

Throughout his career, Newell has worked with prominent companies in the lighting industry, including Osram Sylvania Inc. and GTE Sylvania Incorporated. His work has significantly impacted the development of more sustainable lighting technologies.

Collaborations

Newell has collaborated with notable coworkers such as Nanu Brates and James C Morris, contributing to the advancement of innovative lighting solutions.

Conclusion

P Bruce Newell's work in mercury-free lighting technology exemplifies his commitment to innovation and sustainability. His patents reflect a significant step forward in creating efficient lighting solutions that benefit both consumers and the environment.