Andrew S Parr

Title: Innovations of Andrew S Parr in Gas Exchange Systems

Introduction

Andrew S Parr is an accomplished inventor based in Lincoln, NE (US). He has made significant contributions to the field of gas exchange systems, particularly with his innovative designs that enhance the accuracy of measuring photosynthesis and transpiration rates.

Latest Patents

Andrew S Parr holds a patent for a "Gas exchange system flow configuration with thermally insulated sample chamber." This invention focuses on system flow path designs that minimize the impact of gas diffusion sources and sinks. By reducing the magnitude of parasitic sources and sinks, lower rates of photosynthesis and transpiration can be measured more accurately, without the need for extensive empirical compensation. The gas exchange analysis system includes a sample chamber with an inlet and an outlet, where the internal surfaces of the chamber defining the measurement volume are metal plated. This design helps to reduce the sorption of gases within the chamber, thereby improving measurement accuracy.

Career Highlights

Andrew S Parr is associated with Li-Cor, Inc., a company known for its advancements in environmental and agricultural research technologies. His work at Li-Cor has allowed him to develop and refine his innovative gas exchange systems, contributing to the company's reputation in the industry.

Collaborations

Throughout his career, Andrew has collaborated with notable colleagues, including Mark A Johnson and Robert D Eckles. These collaborations have fostered a productive environment for innovation and have led to advancements in their respective fields.

Conclusion

Andrew S Parr's contributions to gas exchange systems exemplify the importance of innovation in scientific research. His patented designs not only enhance measurement accuracy but also pave the way for future advancements in environmental monitoring technologies.