Resume de l’article : Des chercheurs sont parvenus à générer une chaleur de plus de 1000 °C avec une énergie

Here is a summary of the article and the answer:

The article talks about how researchers have been able to generate heat of more than 1000°C using a new material and a femtosecond laser. This new record is a significant step towards developing new technologies in the field of high-intensity light-matter interactions.

The response to your question is: Yes, researchers have been able to generate a heat of more than 1000°C using a new material and a femtosecond laser.