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Zooming in: Electron orbitals photographed in 3D

Physicists have developed a method to visualize three-dimensional wavefunctions of molecules, enabling the study of molecular interactions. The technique, which uses a table-top soft-X-ray laser and powerful computer algorithms, allows for the imaging of features smaller than atomic scales.

SourceUniversity of Göttingen·JournalNature Communications·TypeExperimental study·DateAug 4, 2026

What waves know about their surroundings

Researchers at TU Wien have developed a theory to extract information from waves, allowing for precise measurements of objects in space. The theory reveals that the information content of a wave depends on its interaction with the object's properties, enabling customised waves to be generated for optimal information transfer.

SourceVienna University of Technology·JournalNature Physics·TypeExperimental study·DateJun 12, 2024

Scientists demonstrate time reflection of electromagnetic waves in a groundbreaking experiment

Researchers at CUNY ASRC detail a breakthrough experiment in which they observed time reflections of electromagnetic signals in a tailored metamaterial. The effect causes a significant portion of the broadband signals to be instantaneously time reversed and frequency converted, forming a strange echo.

SourceAdvanced Science Research Center, GC/CUNY·JournalNature Physics·TypeExperimental study·DateMar 13, 2023

A perfect trap for light

A team of researchers from TU Wien and The Hebrew University of Jerusalem has developed a 'light trap' that absorbs light perfectly in thin layers. This method uses mirrors and lenses to steer the light beam into a circle and then superimpose it on itself, preventing the light from escaping.

SourceVienna University of Technology·JournalScience·TypeExperimental study·DateAug 25, 2022

Theoreticians finally prove that 'curly arrows' tell the truth about chemical reactions

Researchers bridge the gap between organic and theoretical chemistry by proving the validity of 'curly arrows' in depicting chemical reactions. The study provides a new method to model electronic structure during chemical reactions, connecting traditional depictions with state-of-the-art quantum chemical calculations.

SourceARC Centre of Excellence in Exciton Science·JournalNature Communications·DateApr 12, 2018

The physics of ocean undertow

A new paper in Physics of Fluids provides a more consistent way to describe the forces acting on waves and undertows. The researchers found that different approaches were due to incorrect handling of weak forces, not methodology. This advance enables better models for predicting beach erosion and can help preserve shorelines.

SourceAmerican Institute of Physics·JournalPhysics of Fluids·DateMay 13, 2014