Publications by authors named "Florian Meierhofer"

The design study of a micro illumination tool based on GaN microLED arrays is presented. The high spatio-temporal resolution and the capability of generating fully customized optical patterns that characterize the proposed platform would enable the manipulation of biological systems, e.g.

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Article Synopsis
  • - The study focuses on using gallium nitride (GaN) nanowire light-emitting diodes (nanoLEDs) on flexible surfaces for innovative applications like wearable tech and bendable displays, moving beyond traditional rigid lighting.
  • - Researchers developed a fast transfer method called femtosecond laser lift-off (LLO) to effectively move GaN nanoLEDs from a sapphire substrate to flexible copper foil, achieving high density, yield, and reproducibility.
  • - This approach not only facilitates the recycling of original substrates but also promotes the creation of large-scale hybrid optoelectronic devices, simplifying the production process by avoiding complex materials and methods.
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  • Mixing special materials called inorganic semiconductors with organic films can create new, cool electronic devices.
  • A method called oxidative chemical vapor deposition (oCVD) helps make high-quality, flexible structures using a polymer called PEDOT for advanced LEDs that look different from regular ones.
  • Tests show that these new hybrid devices work really well, with great light and heat performance, making them better than just using inorganic materials alone.
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The development and industrial application of advanced lithium based energy-storage materials are directly related to the innovative production techniques and the usage of inexpensive precursor materials. Flame spray pyrolysis (FSP) is a promising technique that overcomes the challenges in the production processes such as scalability, process control, material versatility, and cost. In the present study, phase pure anode material LiTiO (LTO) was designed using FSP via extensive systematic screening of lithium and titanium precursors dissolved in five different organic solvents.

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