José Antonio de Artigas Sanz
He earned his doctorate in engineering in 1907, and became a member of the Royal Spanish Academy of Exact, Physical and Natural Sciences.Even before graduating, he had used noble gases to create luminescence for the first time and set up a system that improved the performance of incandescent lighting.At this period, an IEC Technical Committee had already started work on nomenclature, and De Artigas made an important contribution to the preparation of the first edition of the "International Electrotechnical Vocabulary", which contained 2,000 terms divided into 14 groups, and was completed in 1938.His work with various international organizations secured unanimous consent to give the scientific unit of light intensity a Spanish name: candela.José Antonio de Artigas Sanz was born on June 14, 1887 in Zaragoza and died on March 4, 1977 in Madrid.