Gian Luca Dolso and his co-workers have published a pioneering study that has provided new avenues into understanding light-matter interaction. Their study particularly features attosecond virtual charge dynamics in dielectrics. In addition to being a part of high-profile research, this study made headlines. It shows the effect that virtual charges can have on material responses which is important for things like ultra-fast electronics.
The study, titled “Attosecond virtual charge dynamics in dielectrics,” delves into the intricate behavior of virtual charges within dielectric materials. These charges only last for incredibly short durations. They are critical in determining how the material reacts to external stimuli such as light. Getting a grasp on these raw edges can make all the difference in harnessing the future of electronic devices—working faster, smarter and at efficiencies never seen before.
Matteo Lucchini, a professor in the Department of Physics, is a corresponding author on the paper. He concluded by reiterating just how timely and important this research is for making waves in the growing field of ultra-fast electronics. As an associate at CNR-IFN, Lucchini has been key in researching new interactions of virtual charge. His expertise has helped us gauge their implications for future technologies.
This research is providing us with unique windows into the essence of physics. Beyond the ways it can be used to improve AI, its findings payoff in notable ways across the tech industry. The research team utilized advanced techniques to investigate the behavior of virtual charges under different conditions, marking a significant step forward in the understanding of light-matter dynamics.
The study’s DOI is 10.1038/s41566-025-01700-6, and it is available via ResearchGate. The information was retrieved from https://phys.org/news/2025-09-perspectives-interaction-virtual-material-responses.html on 26 September 2025. Please remember that the document is copyright protected.