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Search results for optoelectronic devices

Nanophysics Mar 10, 2021

Sushi-like rolled 2D heterostructures may lead to new miniaturized electronics

The recent synthesis of one-dimensional van der Waals heterostructures, a type of heterostructure made by layering two-dimensional materials that are one atom thick, may lead to new, miniaturized electronics that are currently ...

Optics & Photonics Mar 9, 2021

Photonic Berry curvature in double liquid crystal microcavities with broken inversion symmetry

Researchers at Skoltech and their colleagues proposed a photonic device from two optical resonators with liquid crystals inside them to study optical properties of this system that can be useful for future generations of ...

Nanomaterials Mar 3, 2021

Teaching a machine how to identify imperfections in 2-D materials

Just as James Cameron's Terminator-800 was able to discriminate between "clothes, boots, and a motorcycle," machine-learning could identify different areas of interest on 2-D materials.

Nanomaterials Mar 2, 2021

Soft and comfortable e-textiles that can be used to measure photoplenthysmography

Advances in wearable devices have enabled e-textiles, which fuse lightweight and comfortable textiles with smart electronics, and are garnering attention as the next-generation wearable technology. In particular, fiber electronic ...

Materials Science Mar 2, 2021

Researchers develop new strategy for efficient OLED active matrix displays

In a new publication in the scientific journal Nature Materials, researchers of the Institute for Applied Âé¶¹ÒùÔºics at TU Dresden introduce a novel device concept towards high-efficient and low-voltage vertical organic lighting-emitting ...

Nanomaterials Feb 25, 2021

Molecular bridges power up printed electronics

The exfoliation of graphite into graphene layers inspired the investigation of thousands of layered materials: amongst them transition metal dichalcogenides (TMDs). These semiconductors can be used to make conductive inks ...

Materials Science Feb 22, 2021

Silver and gold nanowires open the way to better electrochromic devices

The team of Professor Dongling Ma of the Institut national de la recherche scientifique (INRS) developed a new approach for foldable and solid devices.

Optics & Photonics Feb 16, 2021

Dual character of excitons in the ultrafast regime: Atomic-like or solid-like?

Excitons are quasiparticles which can transport energy through solid substances. This makes them important for the development of future materials and devices—but more research is needed to understand their fundamental ...

Nanomaterials Feb 11, 2021

Wafer-scale production of graphene-based photonic devices

Our world needs reliable telecommunications more than ever before. However, classic devices have limitations in terms of size and cost and, especially, power consumption—which is directly related to greenhouse emissions. ...

Optics & Photonics Feb 11, 2021

Capturing free-space optical light for high-speed Wi-Fi

Visible and infrared light can carry more data than radio waves, but has always been confined to a hard-wired, fiber-optic cable. Working with Facebook's Connectivity Lab, a Duke research team has now made a major advance ...

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