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Dark energy, the mystery challenging cosmology

… energy". But what exactly is dark energy? New experiments designed to scan the cosmos and involving researchers from Université Paris-Saclay, will attempt to determine this over the coming years. Research The universe … of matter, quarks and electrons. These quickly grouped together to form the nuclei of future atoms and, a few hundred …

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Researcher portraits, Research

Jean-François Le Gall – a strange sort of menu for a mathematician

… sort of menu for a mathematician A member of the French Academy of Sciences, mathematician Jean-François Le Gall is a … that has decisively advanced the field of random geometry. Specifically, he is the first mathematician to have … Jean-François Le Gall's research "menu" since the 1980s. "Let's take a particle suspended in water. Highly agitated, it …

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Innovation, Research

Quandela, the CNRS, Université Paris- Saclay and Université Paris Cité join forces to accelerate research and innovation in quantum photonics

… Quandela, the CNRS, Université Paris- Saclay and Université … CEO), Giancarlo Faini (Director of Centre for Nanoscience et Nanotechnology), Valérian Giesz (Quandela co-founder and … photonics, which has been developed since the late twentieth century, seeks to take advantage of the specifically …

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Research

Nuclear fusion: steps towards energy production

… in  L'Édition N.20 )   As stars do, several experimental devices are able to initiate nuclear fusion reactions, which … the world’s energy needs are and the calls for energy sobriety underline how difficult it is to reduce these needs … many advantages, none of these energies is alone fully meeting the energy needs of the current societies. As a …

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Research

Alzheimer’s disease: mysteries and new leads

… in  L'Édition  N.21 . Alzheimer’s disease is a neurodegenerative pathology that affects almost one million … with a very high prevalence and incidence rate,” says Yvette Akwa, researcher at the Diseases and Hormones of the … agents (smoking, alcohol consumption, depression, etc.) are the other notable risk factors.”    What do we …

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Research

Data science or results science: are we shifting away from statistics?

… Research When looking for the answer to a problem, is understanding the process that leads to the answer necessary? … block is the centre of debate regarding the relationship between these two disciplines. What link, what differences and what complementarities are there between them? These are the questions that an international …

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Research

The closure of schools, Covid-19 and children’s mental health

… one of the most asked since the start of the Covid-19 pandemic. Opinions have been expressed on this subject, both in … in children at the time of the school closures and detailed the various socio-economic factors associated with … on the same sphere, but its approach would be different. Together, we formulated a questionnaire which was broadened to …

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Researcher portraits, Research

Fabienne Goldfarb, from light-matter interaction to laser dynamics

… Paris-Saclay, ENS Paris-Saclay, CNRS, CentraleSupélec) and Deputy Director of Education at the Institute for the … and where, to put it simply, we had the opportunity to get our hands dirty!" says Fabienne Goldfarb from the outset. She decided very early on to focus on low energy …

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Researcher portraits, Research

David Attié and Sébastien Procureur: From Saclay's water tower to the Great Pyramid of Giza

… David Attié and Sébastien Procureur were jointly awarded the Prix Ivan Peychès by French Academy of Sciences for … particles originating from cosmic rays – to characterize detectors and develop a "cosmic bench"1. "I always wanted to … with my preschool teacher, who introduced us to a new planet in the solar system every week."  After graduating from …

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