Tokyo, Japan - 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 ...
An example of directional etching for nanohole arrays of less than 500nm in diameter. (Image: A*STAR Institute of Materials Research and Engineering) MacEtch is a wet etching method for fabricating ...
The proposed sensor design incorporates a porous germanium layer (Pr-Ge), significantly improving color representation, and nanohole arrays that enhance the sensor’s responsiveness. Colorimetric ...
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 ...