Electrons in graphene reach supersonic speeds for first time

09 ottobre 2025 Riportato dall'IA

Researchers have achieved a breakthrough by pushing electrons in graphene to supersonic speeds, creating a hydraulic jump similar to a sonic boom. This experiment, conducted using a microscopic nozzle, marks the first observation of such electron behavior. The findings could help resolve debates on electrically charged shockwaves.

Samsung and Lenovo Showcase at IFA 2025

At the IFA 2025 expo in Berlin, Samsung showcased ultra-light tablets, while Lenovo presented a rotating-display concept, highlighting innovations in consumer electronics.

Researchers create 10-atom-thick memory chips for devices

09 ottobre 2025 Riportato dall'IA

Scientists have developed a working memory chip just 10 atoms thick, integrated with conventional chips to potentially boost storage in smartphones and other electronics. The prototype, made from 2D materials, addresses limits in current chip stacking. While promising, experts note it is far from commercial readiness.