Graphene-based Materials for Solar Cell Applications

WS2 has a bandgap in the visible region. Photo by Clara Piccirillo.

Researchers have developed a new solar energy device, made of graphene and the semiconductor, tungsten disulfide, which shows very good photovoltaic efficiency.

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Stretchable and Rechargeable Lithium Ion Batteries [VIDEO]

Li ion batteries are very common and used in many devices. Photo by Malcom Koo on Wikimedia.

Researchers have developed a lithium ion battery stretchable up to 300 % of its original size. The battery is also rechargeable wirelessly, and will have many potential applications.

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Future Element Shortage: the Problems and the Challenges of Running Low

Shortage of phosphorus may affect fertilizers production for agriculture. Photo by Pixabay

We are facing a reduction in the availability of chemical elements such as phosphorus and dysprosium in the future – this will affect agriculture and green technologies, as well as others.

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The Most Significant Breakthroughs in Materials Science for 2012

New materials can improve the efficiency of solar cells. Photo by Mike Baker.

From an invisibility cloak to new solar cells and energy conversion methods, there have been many significant breakthroughs in materials science in 2012.

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Are Credit Cards Flammable?

Credit cards are made of PVC. Photo by Andres Rueda.

Have you ever wondered whether a credit card would burn if you lit it on fire? Now you’ll know – hint: it’s not a very good idea to burn rigid PVC.

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