Introduction: Gilles Crepy, an accomplished inventor based in Evry, France, has made significant strides in the field of electrochemical technology. With a total of eight patents to his name, Crepy's innovative contributions focus on enhancing the efficiency and performance of lithium/bromine trifluoride electrochemical cells. His groundbreaking work not only reflects his technical prowess but also underscores his commitment to advancing sustainable energy solutions.

Latest Patents: Among Crepy's most recent patents are the activatable lithium/bromine trifluoride electrochemical cell designs. One of these patents describes an activatable lithium/bromine trifluoride electrochemical cell that features an anode made of lithium or a lithium alloy, complemented by a positive current collector of carbon black. The innovative design includes an electrolyte based on bromine trifluoride, maintaining a quantity of no less than 200 ml per dm² of anode area. This enhancement facilitates electrolyte circulation through the cell at a linear speed of no less than 0.5 cm/second, effectively doubling the discharge yield compared to prior art cells.

Another noteworthy patent details a lithium/bromine trifluoride electrochemical cell specifically designed to be discharged after activation and storage. This cell comprises a lithium or lithium alloy anode, along with a positive current collector of carbon black. The inclusion of a compound soluble in bromine trifluoride stabilizes the passivation layer of the anode and prevents corrosion during storage. This innovative compound, selected from sulfonates, ranges in concentration from 10^-2 moles per liter to 1 mole per liter, enabling the cell to restore a large fraction of its initial capacity after storage.

Career Highlights: Gilles Crepy has built an impressive career, marked by his tenure at notable companies such as Compagnie Générale d'Électricité and Alcatel Alsthom. His professional journey reflects a dedication to advancing electrical engineering and innovating in energy storage technologies.

Collaborations: Throughout his career, Crepy has collaborated with esteemed colleagues, including Jean-Pierre Buchel and Anthony J. Appleby. These partnerships have facilitated knowledge exchange and innovation, further enriching his contributions to the field of electrochemistry.

Conclusion: Gilles Crepy's work in pioneering lithium/bromine trifluoride electrochemical cells demonstrates his innovative spirit and commitment to sustainable energy solutions. His patents not only mark significant advancements in energy storage technology but also position him as a leading figure in the realm of electrochemical innovations. With a continued focus on improving electrochemical cell performance, Crepy’s future endeavors are sure to pave the way for further breakthroughs in this vital field.

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