Scientists from Tokyo Metropolitan University have developed a new method for making ordered arrays of nanoholes in metallic oxide thin films using a range of transition metals. The team used a ...

Other groups have developed sensors based on nanohole arrays in metal films. These sensors detect molecules via a phenomenon called surface plasmon resonance. Researchers shine light on the films, ...

(PhysOrg.com) -- Due to the increasing demand for renewable energy sources, photovoltaic solar cells have advanced significantly over the past decade. Since 2002, photovoltaic production worldwide has ...

Plasmonic metal nanostructures offer a promising route to improve the solar energy conversion efficiency of semiconductors. Here we show that incorporation of a hematite nanorod array into a plasmonic ...

The process makes a wider selection of ordered transition metal nanohole arrays available for new catalysis, filtration, and sensing applications. Scanning electron microscopy images of newly ...