Physics General News

The design of a photonic alloy with topological properties

 Physics General News
 19 June 2024
Photonic alloys, alloy-like materials combining two or more photonic crystals, are promising candidates for the development of structures that control the propagation of electromagnetic waves, also known as waveguides. Despite their potential, these materials typically reflect light back in the...

New theory broadens phase transition exploration

 Physics General News
 18 June 2024
In a paper recently published in Physical Review Letters, Los Alamos National Laboratory researchers offer a new theory that predicts defect density across a variety of phase transitions. The research opens new routes for the exploration of defect formation in fields such as materials science,...

Ultra-high spectral purity revealed in exciton-polariton laser

 Physics General News
 18 June 2024
Exciton-polariton lasers, renowned for their low-power operation, have long tantalized researchers with their promise for practical low-energy applications. However, until now, a clean measurement of the laser's linewidth, or spectral purity, has remained elusive....

Molecular sponge for the electronics of the future

 Physics General News
 17 June 2024
An international research team has succeeded in developing a new type of material in the rather young research field of covalent organic frameworks. The new two-dimensional polymer is characterized by the fact that its properties can be controlled in a targeted and reversible manner. This has...

A new compact diffractive imager for subwavelength resolution

 Physics General News
 17 June 2024
UCLA researchers have created a new type of imager that can capture features much smaller than the limitations of traditional optical systems. This innovation has the potential to revolutionize fields like bioimaging, lithography and material science. The research is published in the journal eLight....

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