Sean McElligott

Title: Sean McElligott: Innovator in pH Measurement Technology

Introduction

Sean McElligott is a notable inventor based in Bryn Mawr, PA (US). He has made significant contributions to the field of pH measurement technology, particularly in the analysis of aqueous mediums such as seawater. His innovative approach combines spectrophotometric techniques with practical applications, showcasing his expertise in environmental monitoring.

Latest Patents

Sean McElligott holds a patent for an "Apparatus and method for in situ pH measurement of aqueous medium." This pH sensor utilizes a spectrophotometric pH indicator, Thymol Blue, which has been calibrated for seawater under varying temperature and salinity conditions. The sensor demonstrates impressive precision, with shipboard analyses achieving a precision of ±0.0004 pH units. In situ analysis of seawater pH has shown a precision of ±0.001 and an accuracy of ±0.01 when compared to shipboard measurements. The self-contained system is capable of pumping seawater, metering in the indicator, and determining absorbance through three wavelength channels. Rated for depths up to 500 meters, the sensor provides pH, conductivity, and temperature readings while consuming less than 12 watts of power.

Career Highlights

Sean McElligott is affiliated with the University of South Florida, where he continues to advance his research and development in pH measurement technologies. His work has been instrumental in enhancing the accuracy and efficiency of environmental monitoring systems.

Collaborations

Sean has collaborated with notable colleagues, including John J Kelly and Bram Leader, contributing to the advancement of innovative technologies in his field.

Conclusion

Sean McElligott's contributions to pH measurement technology exemplify his commitment to innovation and environmental science. His patented sensor represents a significant advancement in the ability to monitor seawater conditions accurately.