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into the band gap of semiconductors. By thermal excitation, the electrons can then cross the band gap thanks to these new states which act as bridges reducing the energy necessary for crossing. The macroscopic
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research environment of the Lyon-based CNRS research unit “Dynamique du Langage (DDL)”. One of its core missions is to carry out research on the variability of human languages, and their history. Like
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skills in analytical chemistry, physical chemistry and photochemistry also enable us to accurately assess the structure/properties relationship of these reactive objects. This research is carried out in
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of their exploitation. Long after the mines have closed, many of the places where the Earth was dug deep continue to face problems of subsidence, collapses, groundwater pollution and flooding, which are directly linked