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Search results for optoelectronics

Nanophysics Feb 27, 2025

New techniques for aligning nanocrystals enhance solar-cell efficiency and LED performance

In a study that unlocks exciting possibilities for solar cells and light-emitting diodes (LEDs) based on materials known as perovskites, RIKEN researchers have refined techniques for controlling the optical and electronic ...

Nanomaterials Feb 21, 2025

Liquid crystal method enables large-scale production of uniform perovskite nanocrystals

A research team at POSTECH has developed a method for synthesizing perovskite nanocrystals (PNCs), a next-generation semiconductor material, in a more uniform and efficient manner. This study is expected to serve as a key ...

Nanophysics Feb 20, 2025

How carbon nanotubes give out more than they receive

Three RIKEN physicists have discovered how tiny tubes of carbon spit out light that is more energetic than the light shone on them. This finding could help to exploit the process in applications such as solar power and biological ...

Quantum Âé¶¹ÒùÔºics Feb 18, 2025

Light-powered breakthrough enables precision tuning of quantum dots

Researchers at North Carolina State University have demonstrated a new technique that uses light to tune the optical properties of quantum dots—making the process faster, more energy-efficient and environmentally sustainable—without ...

Condensed Matter Feb 17, 2025

Pressure-driven phase transition induces simultaneous negative photoconductivity and superconductivity

A research team led by Prof. Wang Xianlong and Dr. Wang Pei from the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences has discovered a concurrent negative photoconductivity (NPC) and superconductivity ...

Condensed Matter Jan 24, 2025

Engineering the first semimetallic Weyl quantum crystal

An international team of researchers led by the Strong Correlation Quantum Transport Laboratory of the RIKEN Center for Emergent Matter Science (CEMS) has demonstrated, in a world's first, an ideal Weyl semimetal, marking ...

Condensed Matter Jan 23, 2025

Terahertz pulses induce chirality in a non-chiral crystal

Chirality refers to objects that cannot be superimposed onto their mirror images through any combination of rotations or translations, much like the distinct left and right hands of a human. In chiral crystals, the spatial ...

Condensed Matter Jan 21, 2025

Scientists harness the power of 'layered' crystals for energy innovation

University of Missouri scientists are unlocking the secrets of halide perovskites—a material that's poised to reshape our future by bringing us closer to a new age of energy-efficient optoelectronics.

Analytical Chemistry Jan 20, 2025

Using infrared heat transfer to modify chemical reactions

In a joint experimental-theoretical work, a team of researchers, including theorists from UC San Diego, have shown for the first time that heat transfer in the form of infrared radiation can influence chemical reactions more ...

Nanophysics Jan 16, 2025

New process creates ordered semiconductor material at room temperature

Scientists at the University of Twente have developed a way to create highly ordered semiconductor material at room temperature. This UT research was published today in Nature Synthesis. This breakthrough could make optoelectronics ...

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