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Optics & Photonics 22 hours ago

Strategy uses boron-nitrogen covalent bonds to enable high-performance narrowband electroluminescence

To meet the demands of next-generation ultrahigh-definition displays, the organic light-emitting diodes (OLED) industry is actively pursuing the development of narrowband organic light-emitting materials. Within this effort, ...

Condensed Matter May 8, 2024

Strictly no dancing: Researchers discover 'new molecular design rules'

Since the discovery of quantum mechanics more than a hundred years ago, it has been known that electrons in molecules can be coupled to the motion of the atoms that make up the molecules. Often referred to as molecular vibrations, ...

Polymers Apr 30, 2024

Novel high refractive index polymers show promise in sustainable optoelectronics

High refractive index polymers (HRIPs) are essential for manufacturing modern optoelectronic devices, including displays and light sensors. However, high-performance HRIPs are expensive and environmentally unfriendly.

Molecular & Computational biology Apr 26, 2024

Umami-rich scrap fish and invasive species can liven up vegetables, says gastrophysicist

Greening the way we eat needn't mean going vegetarian. A healthy, more realistic solution is to adopt a flexitarian diet where seafoods add umami to "boring" vegetables. University of Copenhagen gastrophysicist Ole G. Mouritsen ...

Condensed Matter Apr 17, 2024

Beyond equilibrium: Scientists investigate Floquet Fermi liquids

Researchers from Germany and Singapore have studied a non-equilibrium state of Fermi liquids called the Floquet Fermi liquid (FFL), which is formed when Fermi liquids are subjected to a periodic driving force and kept in ...

Earth Sciences Mar 22, 2024

Study reports enormous ice loss from Greenland glacier

Ground-based measuring devices and aircraft radar operated in the far northeast of Greenland show how much ice the 79° N-Glacier is losing. According to measurements conducted by the Alfred Wegener Institute, the thickness ...

Condensed Matter Mar 19, 2024

Spectroscopy and theory shed light on excitons in semiconductors

From solar panels on our roofs to the new OLED TV screens, many everyday electronic devices simply wouldn't work without the interaction between light and the materials that make up semiconductors. A new category of semiconductors ...

Analytical Chemistry Mar 19, 2024

Molecular orientation is key: Shining new light on electron behavior using 2-photon photoemission spectroscopy

Organic electronics is a field that has garnered significant interest in academic and industrial circles due to its potential applications in OLEDs and organic solar cells, offering advantages such as lightweight design, ...

Condensed Matter Mar 15, 2024

Brighter, cheaper blue light could revolutionize screen technology

Researchers have found a new way to simplify the structure of high-efficiency blue organic light-emitting diodes (OLEDs), which could lead to longer-lasting and higher definition television screens.

Condensed Matter Mar 13, 2024

How to upcycle low-energy light: A new design for highly efficient conversion materials

To combine two low-energy photons into one high-energy photon efficiently, the energy must be able to hop freely, but not too quickly, between randomly oriented molecules of a solid. This Kobe University discovery provides ...

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