A new way to generate light using pre-existing defects in ... - MIT News
Nov 1, 2021 · SMART researchers have developed a novel method of generating low-wavelength light through inherent defects in InGaN LEDs with considerably higher indium concentration, via the formation of quantum dots.
Organic LEDs - Latest research and news | Nature
Nov 4, 2024 · Achieving highly efficient and stable white organic light-emitting diodes remains challenging. Here, the authors report a strategy to harmonize singlet exciton radiation and triplet exciton...
Perovskites light a path forward | Nature Nanotechnology
May 20, 2024 · Nature Nanotechnology - Advances in nanoscale engineering bring us closer to unlocking the full potential of perovskite light-emitting diodes for future lighting and display applications.
Engineers make new LED more efficient, less stable - Stanford News
Aug 1, 2023 · By tinkering with the material makeup of perovskite LEDs, a cheaper and more easily-made type of LED, Stanford researchers achieved leaps in brightness and efficiency – but saw their lights give out after a few minutes of use. Chances are, the screen you’re reading from glows thanks to light-emitting diodes – commonly known as LEDs.
Researchers introduce novel organic light-emitting diode with …
Sep 20, 2023 · An upconversion organic light-emitting diode (OLED) based on a typical blue-fluorescence emitter achieves emission at an ultralow turn-on voltage of 1.47 V, as demonstrated by researchers from...
Brighter, cheaper blue light could revolutionize screen ...
Mar 15, 2024 · 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...
Polaritons light up future displays | Light: Science & Applications
Nov 4, 2024 · De, J. B. et al. Organic polaritonic light-emitting diodes with high luminance and color purity toward laser displays. Light Sci. Appl. 13 , 191 (2024). Article Google Scholar
New phosphorescent OLEDs can maintain 90% of blue light …
Dec 21, 2023 · Lights could soon use the full color suite of perfectly efficient organic light-emitting diodes, or OLEDs, that last tens of thousands of hours, thanks to an innovation from physicists and engineers at the University of Michigan.
A Light Bright and Tiny: NIST Scientists Build a Better Nanoscale …
Aug 14, 2020 · A new design for light-emitting diodes (LEDs) developed by a team including scientists at the National Institute of Standards and Technology (NIST) may hold the key to overcoming a long-standing limitation in the light sources’ efficiency.
Efficient and Stable Narrowband Pure-Red Light-Emitting Diodes …
1 day ago · Advanced multiresonance-induced thermally activated delayed fluorescence (MR-TADF) materials exhibit exceptional promise for applications in state-of-the-art organic light-emitting diodes (OLEDs) owing to their unique narrowband emissions and high luminescent efficiencies. Despite substantial progress with blue and green MR-TADF materials, the development of pure-red MR-TADF emitters has ...