Graphene Quantum Dots

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GS Alliance develops a graphene QD and silica composite to create efficient white LEDs

Japan-based material developer Green Science Alliance developed a new composite material made from a combination of graphene quantum dots and silica, which could be useful for creating white LEDs from blue LEDs (440-470 nm).The company says that this is...

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ZEN Graphene Solutions and NPNL jointly receive NSERC grant

ZEN Graphene Solutions, in partnership with Professor Mohammad Arjmand, has announced the award of a CAD$780,000 (around USD$609,600) Alliance Grant - part from the Natural Sciences and Engineering Research Council of Canada (NSERC) and the rest from a combination...

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Researchers find that graphene quantum dots are biodegradable by human enzymes

A study recently conducted by Graphene Flagship partners the University of Strasbourg and CNRS, France, in collaboration with Nanyang Technological University in Singapore, has shown that graphene quantum dots are biodegradable by two enzymes found in the human body.Graphene...

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Researchers achieve direct visualization of of quantum dots in bilayer graphene

Researchers at UC Santa Cruz have reported the first direct visualization of quantum dots in bilayer graphene, revealing the shape of the quantum wave function of the trapped electrons. The finding of this research could provide important fundamental knowledge,...

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Graphene quantum dots help check water content in soil

A recent study by researchers at Gauhati University, Indian Institute of Technology Bombay and DAIICT in India has demonstrated a soil moisture sensor made from graphene quantum dots, which are nanometer-sized fragments of graphene.Water sensors are vital for various...

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Researchers create a mechanically-tunable graphene quantum dot

Researchers at Delft University of Technology (TU Delft) recently presented what they say is the first mechanically-tunable monolayer graphene QD whose electronic properties can be modified by in-plane nanometer displacements.The ability to precisely manipulate individual charge carriers can be...

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US energy department funds project for coal-derived graphene production process

The US Department of Energy’s (DOE) Office of Fossil Energy (FE) has selected three projects to receive approximately USD$3 million in federal funding for cost-shared research and development projects.Among these projects is a laboratory-scale coal-derived graphene process – the...

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NIST-led team uses graphene to create and image coupled quantum dots

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have used graphene and STM technology to create and image a novel pair of quantum dots — tiny islands of confined electric charge that act like...

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Quantag starts to deploy commercial graphene quantum dots tagging solutions

Turkey-based Quantag Nanotechnologies was established in 2014 as a spin-off from a Turkey-based market-leading petroleum company to develop advanced tagging technologies. The company offers tagging solutions (which it calls Quantum Tagging Technology) based on quantum dots - and is...

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Indian researchers make a discovery that may change existing graphene synthesis methods

A team of researchers at IIT-Gandhinagar in India has discovered an unexpected phenomenon that could have significant implications on the existing protocols followed to synthesize graphene and other two dimensional (2D) nanomaterials.A popular method to synthesize graphene is liquid-phase...

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