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Nanogenerator

All articles tagged with #nanogenerator

science-and-technology1 year ago•3 min saved

"Carbon-Consuming Nanogenerator Produces Sustainable Electricity"

Researchers at the University of Queensland have developed a proof-of-concept nanogenerator that absorbs carbon dioxide (CO2) to generate electricity. The nanogenerator consists of a polyamine gel and boron nitrate that generates positive and negative ions, creating a diffusion current that can be amplified into electricity. The technology has the potential to be used in portable devices like mobile phones and laptops, as well as in industrial CO2 capture processes to harvest electricity. This innovation aims to change the perception of CO2 from a problem to a valuable resource for the future.

via Tech Xplore|

#co2 #electricity #nanogenerator

technology2 years ago•2 min saved

Harnessing Everyday Motion: Limestone Putty Nanogenerator Powers Small Devices

Researchers at The University of Alabama in Huntsville have developed a new type of triboelectric nanogenerator (TENG) that utilizes limestone putty to generate electricity from everyday motion. This breakthrough offers significant cost savings compared to traditional TENGs that use expensive nanotechnology-based fabrication methods. The use of "tacky" materials like limestone putty makes the device simpler to build and more cost-effective. The researchers also extended the operational frequency bandwidth by incorporating a metallized polyester sheet, allowing for a wider range of energy collection. The study is part of a Department of Defense program and has potential applications in wearable electronics and wireless sensor networks.

via Phys.org|

#cost-effective #energy-harvesting #limestone-putty

science-and-technology2 years ago•4 min saved

"Harnessing Nature's Energy: The Revolutionary Plant-Powered Sensor"

Researchers have developed a self-powered sensor using a plant called soft rush (Juncus effusus L.). The plant's stem has a unique structure consisting of interconnected star-shaped layers, creating an open and airy structure. This structure, known as aerenchyma, allows air to flow through and is ideal for building a nanogenerator. The nanogenerator harnesses the triboelectric effect to convert movement into electrical signals. The soft rush plant-based foam is lightweight, sustainable, and can be used as an alternative to batteries in wearable devices. The researchers are also exploring other applications, such as using the plant material for batteries and water purification.

via Phys.org|

#nanogenerator #plant-based-foam #science-and-technology