News tagged with zinc oxide

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A new catalyst for ethanol made from biomass

Researchers in the Pacific Northwest have developed a new catalyst material that could replace chemicals currently derived from petroleum and be the basis for more environmentally friendly products including ...

dateAug 01, 2011 in Nanomaterials
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Nanowires exhibit giant piezoelectricity

Gallium nitride (GaN) and zinc oxide (ZnO) are among the most technologically relevant semiconducting materials. Gallium nitride is ubiquitous today in optoelectronic elements such as blue lasers (hence the blue-ray disc) ...

dateJan 26, 2011 in Nanophysics
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Off-the-shelf dyes improve solar cells

Like most technologies, work on solar devices has proceeded in generational waves. First came bulk silicon-based solar cells built with techniques that borrowed heavily from those used to make computer chips. Next came work ...

dateAug 31, 2010 in Energy & Green Tech
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Selenium makes more efficient solar cells

Call it the anti-sunscreen. That's more or less the description of what many solar energy researchers would like to find -- light-catching substances that could be added to photovoltaic materials in order ...

dateAug 03, 2010 in Nanomaterials
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