Energy

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π Energy π Science and technology

Batteries: the challenges of energy storage multiply

π Energy

Energy in 4D: rethinking the energy transition as a strategic issue

With Benjamin Lehiany, Research Associate at Centre de Recherche en Gestion (I³-CRG) and Lecturer at Ecole Polytechnique (IP Paris)

On March 4th, 2026
5 min reading time

Societal transformation for the energy transition depends on socio-technical restructuring and co-evolution between technologies, institutions and stakeholders.

π Energy π Society

Eco-design for solar: when environmental gains go hand in hand with efficiency

With Farah Doumit, Research Associate at the Center for Management Research (I³-CRG) at Ecole Polytechnique (IP Paris), Benjamin Lehiany, Research Associate at Centre de Recherche en Gestion (I³-CRG) and Lecturer at Ecole Polytechnique (IP Paris)

On February 17th, 2026
4 min reading time

Eco-design is no longer a constraint, it is a strategic driver of long-term sustainability in photovoltaics.

π Energy π Planet

Why greenhouse gas reduction reveals a series of paradoxes for China

With Jean-Paul Maréchal, Associate Professor in Economics at Université Paris-Saclay and Deputy Director of IDEST

On January 21st, 2026
4 min reading time

In 2021, China’s production capacity accounted for the majority of photovoltaic and wind power.

π Energy π Science and technology

All-solid-state batteries: a revolution in electricity storage?

With Jean-Marie Tarascon, Professor at Collège de France, specialist of Solid-State Chemistry

On December 9th, 2025
3 min reading time

Solid-state batteries offer advantages compared to lithium-ion batteries, including energy density, but their development still requires further study.

π Space π Science and technology π Energy

Ultra-lightweight, high-performance, foldable: advances in space photovoltaics

With Daniel Lincot, Emeritus CNRS Research Director at IPVF, Loris Ibarrart, Specialist in onboard energy at CNES

On October 14th, 2025
4 min reading time

The competitiveness of space-based photovoltaics stems from its main advantages: autonomous energy production and increasing yields.

Patricia Crifo
π Energy π Economics

China: are air conditioners at odds with climate ambitions?

With Patricia Crifo, Professor of Economics at Ecole Polytechnique (IP Paris)

On September 17th, 2025
4 min reading time