New low-cost, transparent electrodes

Indium tin oxide (ITO) has become a standard material in light-emitting diodes, flat panel plasma displays, electronic ink and other applications because of its high performance, moisture resistance, and capacity for being ...

Exposing what's in tattoo ink

From life-like faces to elaborate nature scenes, tattoos are a true art form. Although people have decorated their bodies for millennia for ceremonial and religious reasons, many people today adorn themselves with these images ...

Special paper can be erased and printed on multiple times

A team of researchers with Nanjing University of Posts and Telecommunications, Nanjing Tech University and Northwestern Polytechnical University, all in China, has developed a new type of paper that can be erased and printed ...

Inkjet hologram printing now possible

Vivid holographic images and text can now be produced by means of an ordinary inkjet printer. This new method, developed by a team of scientists from ITMO University in Saint Petersburg, is expected to significantly reduce ...

Carbon black nanoparticles can cause cell death

Researchers from the University of Iowa Roy J. and Lucille A. Carver College of Medicine have found that inhaled carbon black nanoparticles create a double source of inflammation in the lungs.

E Ink, maker of Kindle display, to offer color

Up until now, people who have bought e-readers have had to make a compromise: either read in color on a highly reflective screen, or read in shades of gray on a display that's easy to make out even outdoors.

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