What’s?

What is a digital twin?

digital twin

Digital twins, digital doubles – what exactly do these terms mean? Raksmey Phan, an engineer at the Mines Saint-Étienne Centre for Biomedical and Health Engineering (CIS)[1], talks to us about the advantages and advances offered by these new tools, as well as the issues involved.   What does a digital …

+

What is a lithium-ion battery?

lithium-ion battery

The lithium-ion battery is one of the best-sellers of recent decades in microelectronics. It is present in most of the devices we use in our daily lives, from our mobile phones to electric cars. The 2019 Nobel Prize in Chemistry was awarded to John Goodenough, Stanley Wittingham, and Akira Yoshino, …

+

What is the social and solidarity economy?

In France, AMAPs (associations for community-supported agriculture) are emblematic examples of the social solidarity economy. But they are not the only social solidarity economy (SSE) organizations. Other examples include cooperative banks, non-profit groups and mutual funds.

The social and solidarity economy (SSE) encompasses organizations that seek to respond to human problems through responsible solutions. Far from being an epiphenomenon, the SSE accounts for a significant share of the economy both in France and around the world. Contrary to popular belief, these principles are far from new. …

+

What is cyber sovereignty?

cyber sovereignty

Sovereignty is a concept that is historically linked to the idea of a physical territory, whereas the digital world is profoundly dematerialized and virtual. So what does the notion of cyber sovereignty mean? It combines the economic strength of online platforms, digital technologies and regulations based on new societal values. …

+

What is the physical internet?

physical internet

The physical internet is a strange concept. It borrows its name from the best-known computer network, yet it bears little connection with it, other than being an inspiration for bringing together economic stakeholders and causing them to work together. The physical internet is in fact a new way of organizing …

+

What is hydrogen energy?

hydrogen

In the context of environmental and energy challenges, hydrogen energy offers a clean alternative to fossil fuels. Doan Pham Minh, a chemist and environmental engineering specialist at IMT Mines Albi, explains why this energy is so promising, how it works and the prospects for its development.   What makes hydrogen …

+

What is the Industrial Internet of Things (IIoT)?

IIoT

Industry and civil society do not share the same expectations when it comes to connected objects. The Internet of Things (IoT) must therefore adapt to meet industrial demands. These specific adaptations have led to the emergence of a new field: IIoT, or the Industrial Internet of Things. Nicolas Montavont, a …

+

What is digital simulation?

digital simulation

Digital simulation has become an almost mandatory step in developing new products. But what does “simulating behavior” or “modeling an event” really mean? Marius Preda, a computer science researcher at Télécom SudParis, explains what’s hiding behind these common industry expressions.   What is digital simulation used for? Marius Preda: Its …

+

What is mechatronics?

quèsaco mécatronique, mechatronics

Intelligent products can perceive their environment, communicate, process information and act accordingly… Is this science fiction?  No, it’s mechatronics! Every day, we come in contact with mechatronic systems, from reflex cameras to our cars’ braking systems. Beyond the technical characteristics of these devices, the term mechatronics also refers to the …

+

What is a supercritical fluid?

supercritical fluid

Water, like any chemical substance, can exist in a gaseous, liquid or solid state… but that’s not all! When sufficiently heated and pressurized, it becomes a supercritical fluid, halfway between a liquid and a gas. Jacques Fages, a researcher in process engineering, biochemistry and biotechnology at IMT Mines Albi, answers …

+