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...
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 research opens avenues for more efficient and stable blue …
Feb 13, 2024 · New research from scientists at Durham University reveals an unexpected pathway toward brighter, more efficient, and more stable blue organic light-emitting diodes (OLEDs).
Brightening deep-blue perovskite light-emitting diodes: A
May 17, 2024 · We achieved one of the highest reported values of Lmax for deep-blue PeLEDs that satisfy the Rec. 2020 color standard. In particular, strong binding passivation by sulfonate ligands efficiently prevents halide migration under bias in mixed-halide perovskite films containing chloride and bromide.
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.