Organic infrared upconversion device

Author: dnpa

August undefined, 2024

Witryna13 cze 2024 · An efficient organic near-infrared (NIR) ... We also demonstrate that a pixel-less NIR imaging chip can be made simply by using a large area single tandem organic upconversion device. This work was supported by a grant from the National Natural Science Foundation of China (Grant Nos. U1402273 and 11774304), from the …

Transparent organic upconversion device targeting high- grade infrared …

Witryna2 dni temu · Download Citation Divinylanthracene-Containing Tetracationic Organic Cyclophane with Near-Infrared Photoluminescence Near-infrared (NIR) light is known to have outstanding optical penetration ... Witryna14 kwi 2024 · Purpose: This study aims to evaluate the efficiency of infrared LEDs with a magnetic solenoid field in lowering the quantity of gram-positive Staphylococcus aureus and gram-negative Escherichia coli bacteria, as well as the best exposure period and energy dose for inactivating these bacteria. Method: Research has been performed … je passe mon bac sujet

(PDF) Infrared-to-Visible Upconversion Devices - ResearchGate

WitrynaCompared to traditional near-infrared (NIR) imaging devices, NIR-to-visible upconversion displays, which integrated a NIR photodetector with a visible light-emitting diode, have merits of simple device structure, low cost, high resolution, and a simple pixelless structure. However, photon-to-photon upconversion efficiencies of these … Witryna30 maj 2024 · A novel up-conversion device for NIR image sensing is proposed by integrating the OLED, OPV, and transparent electrodes. The proposed device … WitrynaTriplet-triplet annihilation (TTA) is an energy transfer mechanism where two molecules in their triplet excited states interact to form a ground state molecule and an excited molecule in its singlet state. This mechanism is example of Dexter energy transfer mechanism. In triplet-triplet annihilation, one molecule transfers its excited state … lamadang fish

Structured Organic Films for Functional Devices - Empa

Transparent Organic Upconversion Devices for Near‐Infrared …

Witryna18 kwi 2011 · Abstract: Transparent organic upconversion devices are shown in a night-vision demonstration of a real object under near-infrared (NIR) illumination in the dark. An extraordinarily high current gain - reflecting the on-off switching effect - greater than 15 000 at a driving voltage of 3 V is demonstrated, indicating the high sensitivity … WitrynaAn organic/inorganic hybrid up-conversion device was demonstrated in this work, which can convert near-infrared light (NIR) to visible green at high conversion efficiency. … je pas traduzioneWitryna4 kwi 2024 · Triplet-triplet annihilation photon upconversion (TTA-UC) has received significant attention in energy harvesting applications such as solar cells. The realization of high upconversion (UC) performance in the form of films is a crucial factor for the incorporation of this technology into large-area devices. Herein, we propose a porous … je patauge

"Witryna27 mar 2024 · In 2007, Lu et al. firstly proposed an all-organic upconversion device using 2,4,7-trinitro-9-flfluorenylidene malonitrile (TNFDM) as an infrared … " - Organic infrared upconversion device

Organic infrared upconversion device

Ultrafast and low-power optoelectronic infrared-to-visible upconversion …

WitrynaEfficient light detection in the near-infrared (NIR) wavelength region is central to emerging applications such as medical imaging and machine vision. An organic upconverter (OUC) consists of a NIR-sensitive organic photodetector (OPD) and an visible organic light-emitting diode (OLED), connected in series. The device converts … Witryna1 kwi 2016 · Optical upconversion devices up-converting near-infrared (NIR) light to visible light have attracted a great deal of research interest in the past decades. Among these devices, organic upconversion devices have been presented as an alternative strategy for simplifying the fabrication process and reducing the cost.

Did you know?

Witryna12 gru 2014 · Transparent organic upconversion devices are shown in a night-vision demonstration of a real object under near-infrared (NIR) illumination in the dark. An extraordinarily high current gain – reflecting the on–off switching effect – greater than 15 000 at a driving voltage of 3 V is demonstrated, indicating the high sensitivity to NIR … Witryna18 lis 2024 · Using this result, efficient upconversion, from near-infrared to visible light, can be realized on flexible organic thin films under a weak light-emitting-diode-induced excitation, observable by ...

Witryna11 maj 2011 · Low-cost hybrid up-conversion devices with infrared sensitivity to 1.5 μm were obtained by integrating a colloidal PbSe nanocrystal near-infrared sensitizing layer on a green phosphorescent organic light emitting diode. A ZnO nanocrystal hole blocking layer is incorporated in the devices for keeping the device off in the … Witryna9 mar 2024 · Infrared-to-visible upconverters have widespread application prospects, including bioimaging, night vision, and defense security. A typical upconverter is generally constructed by integrating an infrared photodetector (PD) detecting low-energy infrared with a visible light-emitting diode (LED) emitting high-energy visible light.

Witryna21 paź 2024 · An efficient organic near-infrared (NIR) to visible upconversion imaging device is obtained by integrating a photoactive buffer layer between two organic light … Witryna1 sie 2024 · Here, we report an organic upconversion device composed of a single photoactive material ClAlPc for sensing infrared light and subsequent visualization by BCzPh:CN-T2T exciplex co-hosted phosphorescent light-emitting diode. ... Organic infrared upconversion device. Adv. Mater., 22 (2010), pp. 2260-2263, …

Witryna26 wrz 2012 · An organic/inorganic hybrid up-conversion device was demonstrated in this work, which can convert near-infrared light (NIR) to visible green at high …

Witryna18 paź 2024 · The near-infrared (NIR) to visible upconversion devices have attracted great attention because of their potential applications in the fields of night vision, … lama darah nifas pasca scWitrynaWe develop new materials and device concepts for all-organic upconverters, focussing on flexible and large-area solution-processed devices, narrowband NIR imaging as well as highly sensitive upconverters with a gain. Poster: Transparent organic infrared upconversion device with sensitivity beyond 1000 nm lamada peekWitryna10 kwi 2024 · While using the 5% Eu doped IMHPs (CsPb 0.95 Eu 0.05 I 2 Br) in perovskite SCs, the optimal power-conversion efficiency of 13.71% was achieved, along with a stable power output of 13.34%. Moreover, the open-circuit voltage of the perovskite SCs was up to 1.27 eV, which devoted largely to the enhanced efficiency. lam adapterWitryna25 maj 2010 · Novel infrared-to-visible light upconversion devices are demonstrated by fabricating an organic light-emitting diode with an infrared-sensitizing layer. With a … je patauge dansWitrynawe present a microscale, optoelectronic infrared-to-visible upconversion device design that can be excited at low power (1–100 mW∕cm2). By manipulating device geometry, illumination position, and temperature, the device luminescence decay lifetime can be tuned from tens to hundreds of nanoseconds. Based on carrier transportation je passe le bac sujetWitryna24 mar 2024 · @article{Lee2024WaterStableAP, title={Water‐Stable and Photo‐Patternable Siloxane‐Encapsulated Upconversion Nanoparticles toward Flexible Near‐Infrared Phototransistors}, author={Injun Lee and Cheolmin Park and Tae Soo Kim and Minsoo Kang and Hyeongyeol Oh and Jinhyeong Jang and Jungjae Park and … lamada perdida letraWitryna25 maj 2010 · Novel infrared-to-visible light upconversion devices are demonstrated by fabricating an organic light-emitting diode with an infrared-sensitizing layer. With a … lama dans raft