Claude Duval

Title: The Innovative Mind of Claude Duval

Introduction

Claude Duval, an inventive mind hailing from St Paul Trois Chateaux, France, has made notable contributions to the field of mass spectrometry with his innovative patents. With two patents to his name, Duval's work reflects his dedication to advancing technology and enhancing precision in scientific measurements.

Latest Patents

Duval's latest inventions include:

1. **Method and Device for Introducing Samples for a Mass Spectrometer**: This device revolutionizes the way microsamples are introduced into the ionization source of a spectrometer. It features a reactor equipped with means for introducing the microsample, heating it, connecting to a vacuum source, and feeding an adjustable flow of reagent to transform the microsample into gaseous compounds. Additionally, it includes a calibrated passage for gas flow and a sublimation tube connected to the ion source, which can be adjusted to cryogenic temperatures.

2. **Device for Measuring an Ion Current Produced by an Ion Beam**: This invention relates to an ion current measuring device that comprises a vacuum chamber and a diaphragm for introducing an ion beam. It collects ions from the diaphragm and measures a periodic voltage between the collecting means and a reference earth. Notably, it introduces means to periodically modulate the intensity of the ion current circulating, making it a significant development in ion current measurement, particularly in mass spectrometry.

Career Highlights

Throughout his career, Claude Duval has made significant contributions while working with prominent organizations such as the Commissariat à l'Énergie Atomique and the Compagnie Générale des Matières Nucléaires. His roles in these companies have allowed him to explore advanced technologies and engage in cutting-edge research.

Collaborations

Duval's journey also includes fruitful collaborations with notable colleagues, including Robert Boyer and Jean-Pierre Journoux. These collaborations have fostered a creative atmosphere that has been essential in the development of his innovations.

Conclusion

Claude Duval's inventive spirit and dedication to advancing mass spectrometry are evident through his patents and professional journey. His work not only contributes to scientific understanding but also paves the way for future innovations in the field, making him a notable figure in the landscape of modern invention.