
New approach to mild substance interaction: Modern research focuses on ultra -fast electronics. Credit: Polythenico The Milano
When a content is inside, it is a great challenge to the physics and modern photons of material when ultraviolet light is hit by pulses. A new study that appeared Nature Photonics And has been neglected so far under the leadership of Politicalico de Milano, but the essential aspect shows, especially the contribution of virtual charges, the charge carrier that is only present during the interaction with light, but which material has a profound impact on the response.
Research in partnerships with the University of Soskoba, the structure and dynamics of the Max Planck Institute for Media, and the Institute of Photovs and Nano Technology (CNR-IFN), along with an advanced diamonds, as a major pulse of billions of billions of billions of billions of billions of billions of billions of billions of billions of billions of billions of billions. Temporary reflection spectroscopy.
By comparing experimental data with the latest numerical imitation, researchers succeeded in separating the effect of so -called virtual vertical transfer between electronic bands of materials. Such a result changes the view of how the light communicates with solid, even in extreme situations so far only the original allegations are attributed.
“Our work suggests that the enthusiasm of the virtual carrier, which develops in a few billions of billions of a second, is essential to properly predicting a quick optical response in solids,” said the senior author of the study, and CNR-IFN’s Associate Professor of the Associate.

New approach to mild substance interaction: Modern research focuses on ultra -fast electronics. Credit: Polythenico The Milano
“These results mark an important step in the development of ultra-fast technologies in electronics,” said CNR-IFN researchers.
This development has offered new insights about the formation of extremely high -speed optical devices, such as switches and modulators that are able to work in Patersz frequency, which is a thousand times faster than existing electronic devices. This requires a deep understanding of both actual charges, and virtual charges, as shown by this study.
More information:
Jian Luka Dolsu Et El, Atsicand Virtual Charge Dynamics in Die Electric, Dy Electric, Nature Photonics (2025) DOI: 10.1038/s41566-025-01700-6
Provided by the Polytechnic University of Milan
Reference: New context about mutual interaction of mild substances: How virtual charges affect material response (2025, September 26) September 27, 2025 https://phys.org/news/2025-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-025-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09-09- 025-09-025-025-09-09-09-09-09-09-025-025-025-025-025-25-25-25-25-25-25-25-09-09-09-25-25-25-25-25-025 Recover from September 27, 2025 to 27 September 2025.
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