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New shapes of confined light open doors to advanced optical technologies

Nanowerk   -   Nanotechnology Websites

The manipulation and control of light at the nanoscale has been a longstanding goal in the field of photonics, with far-reaching implications for technologies ranging from telecommunications to quantum computing. Researchers have made significant ...

Jul 8, 2024

New material paves the way to on-chip energy harvesting

Nanowerk   -   Nanotechnology Websites

The increasing use of electronic devices in all aspects of our lives is driving up energy consumption. Most of this energy is dissipated into the environment in the form of heat. In Europe, about 1.2 Exajoule of low-temperature heat is wasted from...

Jul 8, 2024

Micromachines steered by microorganisms

Nanowerk   -   Nanotechnology Websites

Researchers have created tiny, vehiclelike structures which can be maneuvered by microscopic algae. The algae are caught in baskets attached to the micromachines, which have been carefully designed to allow them enough room to continue swimming. T...

Jul 8, 2024

Principles of origami used to position sensors inside 3D-bioprinted tissues

Nanowerk   -   Nanotechnology Websites

Researchers at Tel Aviv University relied on principles of origami, the Japanese art of paperfolding, to develop an original and innovative solution for a problem that has been troubling researchers worldwide: positioning sensors inside 3D-bioprin...

Jul 8, 2024

Flexible nanoimprint lithography enables efficient fabrication of biomimetic microstructures

Nanowerk   -   Nanotechnology Websites

Gallium nitride (GaN)-based light-emitting diodes (LEDs) have transformed the lighting industry by replacing conventional lighting technologies with superior energy efficiency, longer operating life and greater environmental sustainability.

Jul 8, 2024

New method for determining the exchange energy of 2D materials

Nanowerk   -   Nanotechnology Websites

Ferromagnetism is an important physical phenomenon that plays a key role in many technologies. It is well-known that metals such as iron, cobalt and nickel are magnetic at room temperature because their electron spins are aligned in parallel — and...

Jul 8, 2024

Researchers pioneer new methods in ultrafast science for sharper molecular movies

Nanowerk   -   Nanotechnology Websites

Imagine being able to watch the inner workings of a chemical reaction or a material as it changes and reacts to its environment – that's the sort of thing researchers can do with a high-speed “electron camera” called the Megaelectronvolt Ultr...

Jul 7, 2024

Researchers design graphene-based infrared emitter for integrated photonic gas sensors

Graphene Info   -   Scientific and Educational Websites

Researchers at AMO GmbH, KTH Royal Institute of Technology, Senseair AB and the University of Bundeswehr have developed a waveguide-integrated incandescent thermal mid-infrared emitter using graphene as the active material. This innovative approac...

Jul 7, 2024

High-selectivity graphene membranes enhance CO₂ capture efficiency

Phys.org   -   Scientific News Websites

Reducing carbon dioxide (CO₂) emissions is a crucial step towards mitigating climate change and protecting the environment on Earth. One proposed technology for reducing CO₂ emissions, particularly from power plants and industrial establishments, ...

Jul 6, 2024

Researchers explain the imaging mechanisms of atomic force microscopy in 3D

Phys.org   -   Scientific News Websites

Researchers at Nano Life Science Institute (WPI-NanoLSI), Kanazawa University report the 3D imaging of a suspended nanostructure. The technique used is an extension of atomic force microscopy and is a promising approach for visualizing various 3D ...

Jul 5, 2024

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