Nanotubes kan återställa syn på blind retinas - Vetenskap
We fabricated InGaN/GaN nanorod light emitting diode (LED) arrays using nanosphere lithography for nanorod formation, PECVD (plasma enhanced chemical vapor deposition) grown SiO2 layer for sidewall passivation, and chemical mechanical polishing for uniform nanorod contact. The nano-device demonstrates a reverse current 4.77nA at −5V, an ideality factor 7.35, and an optical output intensity Cellphones and other devices could soon be controlled with touchless gestures and charge themselves using ambient light, thanks to new LED arrays that can both emit and detect light. Made of tiny nanorods arrayed in a thin film, the LEDs could enable new interactive functions and multitasking devices. Researchers at the University of Illinois at Urbana-Champaign and Dow Electronic Posted: Feb 09, 2017: Dual-function nanorod LEDs could make multifunctional displays (Nanowerk News) Cellphones and other devices could soon be controlled with touchless gestures and charge themselves using ambient light, thanks to new LED arrays that can both emit and detect light. Again, uLED beats QD-LED/LCD on performance but loses massively on cost, and QNED is unlikely to surpass QD-LED/LCD on brightness, so it’ll come down to how it competes on cost while delivering perfect blacks (meaning a challenge, it’s probably going to have to be cheaper than QD-LED/LCD to take market share from the Bright Lover crowd).
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This property has led to the use of nanorods as cancer therapeutics. Nanorods can be conjugated with tumor targeting motifs and ingested. nanorod LED with an ITO/graphene transparent layer. QNED stands for Quantum dot Nanorod LED, and as detailed by OLEDNet a couple of months back, it uses oxide TFT and quantum dot color filter technologies similar to QD-OLED. The main difference between QD-OLED and QNED lies in the pixel material and the pixel manufacturing technology itself.
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So how did we go from no LEDs to LEDs in nearly everything on the planet? As we re 2016-07-20 · The IQE of 120-nm nanorod array LED is 69.1 %, which increased 29.1 % compared with that of planar sample. The peak wavelengths of PL spectra at 300 K for the nanorod LED arrays blue shift compared with that of the planar sample. Especially the blue shift is about 7 nm for 120 nm nanorod array.
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2011-06-27 · Antireflective ZnO nanorod arrays (NRAs) by a scalable chemical method have been applied for InGaN-based multiple quantum well solar cells. The length of the NRAs plays an important role in photovoltaic characteristics. It was found that the 1.1-μm-long NRA results in enhanced conversion efficiency due to the suppressed surface reflection.
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developed a quantum dot-based device that can harvest and generate light and process information. Their design is based on a double-heterojunction nanorod structure that, when appropriately biased, can function 2010-08-06 · These four samples are denoted as the reference LED, the seed layered LED, the non-patterned ZnO nanorod LED and the patterned ZnO nanorod LED, respectively.
As we head toward the “Internet of things” in which everything is integrated and connected, we need to develop the multifunctional technology that will make this happen. Oh et al. developed a quantum dot-based device that can harvest and generate light and process information.
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Svensk Patenttidning nr 10/2017 - PRV
We demonstrate InGaN/GaN nanorod light emitting diode (LED) with significantly enhanced emission efficiency.