Joel Martin

Title: Innovations of Joel Martin in Magnetic Field Measurement

Introduction

Joel Martin is an accomplished inventor based in Boussy St. Antoine, France. He has made significant contributions to the field of magnetic field measurement technology. His innovative approach has led to the development of a unique measurement head that enhances the accuracy of magnetic field gradient vector measurements.

Latest Patents

Joel Martin holds a patent for a measurement head designed for a magnetic field gradient vector measuring apparatus. This apparatus comprises a laser diode that emits two light beams aligned along the same axis. Two magnetic field measuring cells are strategically placed in the paths of these light beams. Each cell consists of a wafer coated with a layer of magnetic material that forms a waveguide. The primary function of each cell is to measure the Faraday effect on the polarization of the magnetic field using a zero method. A difference circuit is employed to calculate the difference between the commands given to each cell, ultimately determining the value of the magnetic field gradient.

Career Highlights

Joel Martin is associated with Thomson-CSF, a prominent company in the field of technology and innovation. His work at this organization has allowed him to focus on advancing measurement technologies that have practical applications in various industries.

Collaborations

Throughout his career, Joel has collaborated with notable colleagues, including Gerard Doriath and Pierre Hartemann. These collaborations have contributed to the development of innovative solutions in the field of magnetic measurement.

Conclusion

Joel Martin's contributions to magnetic field measurement technology exemplify the spirit of innovation. His patented measurement head represents a significant advancement in the accuracy of magnetic field gradient measurements.