Can single crystalline materials be used for low dimensional p-n junction design? This is an open and long-standing problem. Microscopic simulations based on the generalized Bloch theorem show that in single crystalline Si nanowires, an axial twis...
Mar 21, 2019
A p-n junction configuration is created by doping a semiconductor crystal with p-type dopants in one region and with n-type dopants in another region. p-n junctions are the basic building blocks of...
Mar 21, 2019
“The 21st century has been hailed the nano-century, and major technological breakthroughs are expected from the control of the matter at the nanoscale. However, despite its promises,...
Mar 21, 2019
Scientists inspired by the neon tetra fish’s flashing colors have developed a method for changing the color of a material by controlling the orientation of nanostructured columns in the...
Mar 21, 2019
Researchers at Saarland University have created an ultrathin flexible film that can act as a sensor for innovative technologies. Integrated within a glove, the new sensory film can communicate the current position of the wearer’s hand and fingers...
Mar 21, 2019
New six-bit algorithm system is an important milestone in constructing a universal DNA-based computing device The post Reprogrammable self-assembly makes molecular computer appeared first on Physics World.
Mar 21, 2019
A researcher in the Vera Bradley Foundation Center for Breast Cancer Research at the Indiana University School of Medicine, working in collaboration with researchers from the University of Maryland, recently reported several important findings rel...
Mar 21, 2019
Formamidinium lead iodide is a very good material for photovoltaic cells, but getting the correct and stable crystal structure is a challenge. The techniques developed so far have produced rather poor results. However, University of Groningen scie...
Mar 21, 2019
Researchers have synthesized a tiny structure from 32 gold atoms. This nanocluster has a core of 12 gold atoms surrounded by a shell of 20 additional gold atoms. As the scientists report in the journal Angewandte Chemie, the unusual stability of t...
Mar 21, 2019
Nanowire gurus at the National Institute of Standards and Technology have made ultraviolet light-emitting diodes (LEDs) that, thanks to a special type of shell, produce five times higher light intensity than do comparable LEDs based on a simpler s...
Mar 21, 2019
