Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 8 of 8 for “"Micro-LED"”.
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Micro-led based optoelectronic tweezers
Micromanipulation tools are a valuable component of biomedical research. A fundamental example is in the study of the complex pathways involved in disease progression in which controlling immune cell interactions at a single-cell level is crucial to the discovery of new treatments. Current cell …
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High performance III-nitride light-emitting diodes for visible light communications and micro-displays
III-nitride micro-pixellated light-emitting diodes (micro-LEDs) are a novel format of light source capable of generating micro-scale, spatially and temporally-controllable light patterns. These devices consist of arrays of LED pixels with diameters in the range of 1 µm to 100 µm and emit light …
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Novel optical communications and imaging enabled by CMOS interfaced LED technology
Arrays of micron sized light-emitting diodes (micro-LEDs) allow high-frequency spatial and temporal modulation of an optical signal. Contacting micro-LED arrays to complementary metal-oxide-semiconductor (CMOS) electronics provides a mm-chip-scale device with a high level of control over the …
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Microscopy of porous nitride materials for long wavelength light emitting diodes
III-nitride based-RGB micro-LEDs and colour-converted (CC) micro-LEDs are two major contenders for achieving full-colour monolithic integration for micro-display applications. Each approach presents challenges, calling for innovative ways to improve the device performance from the point of view of …
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Development of a simulation environment for the analysis and the optimal design of fluorescence detectors based on single photon avalanche diodes
… to the physical and chemical properties of micro-environment in which fluorophores are situated. However, proper detection of the fluorescence lifetime is a challenging task, due to the fact that the fluorescence decay time of commonly used fluorophores lies in a nanosecond range. This puts …
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Organic lasers and nanostructred organic films for hybrid integration
… gallium nitride light emitting diodes (LEDs) is an important research topic. In this thesis, developments towards integration of organic devices onto micro-pixellated ip-chip LEDs are presented. This particular format may be beneficial for applications such as displays, various sensing …
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Remote Epitaxy by In-Situ Grown BN and InGaN Strain Relaxation
… the epitaxial layer can be mechanically peeled off because of the van der Waals gap created. At the same time, the thin 2D layer still allows the penetration of the substrate electrostatic potential, which seeds the single-crystalline growth. However, the complex 2D materials transferring …
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High-efficiency ultrasound-powered micro-LEDs for optogenetic applications
Gallium nitride (GaN) light-emitting diodes (LEDs) play the most important role in visible light applications, and more than 87% LEDs are used in indoor/outdoor lighting, automotive lighting, etc. Recent advancements in neuroscience and technology opened a new opportunity for LEDs to be used for …