A single topological insulator photodetector covers visible through terahertz light at room temperature, combining two ...

A new study published in Nature, conducted by an international collaboration team led by Prof. Wei Li from the Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP) of the Chinese Academy ...

In a nanoscale photodetector that combines a unique fabrication method and light-trapping structures, a team of engineers has overcome obstacles to increasing performance in optoelectronic devices -- ...

A flexible photodetector using asymmetric 2D heterostructures switches spectral response by gate voltage, enabling filter-free wavelength control under bending. (Nanowerk News) Flexible photodetectors ...

Using graphene, one of science's most versatile materials, engineers have invented a new type of photodetector that can work with more types of light than its current state-of-the-art counterparts.

Figure 1. A systematic diagram from material dimensions and patterning processes to device applications. Perovskite structure. Major patterning methods, including template-confined growth, inkjet ...

Junctions between the two different materials, single-wall carbon nanotubes (SWCNTs) and perovskite (CsPbBr 3) quantum dots (QDs); a mechanically stable and easily customized photovoltaic material ...

Researchers at Aalto University have developed a photovoltaic device that has an external quantum efficiency of 132 percent. This impossible-sounding feat was achieved using nanostructured black ...

Unlike existing photodetectors that construct and integrate wavelength- and/or polarization-sensitive elements in space or time to improve the detection ability (range and sensitivity), this ...

BUFFALO, N.Y. — In today's increasingly powerful electronics, tiny materials are a must as manufacturers seek to increase performance without adding bulk. Smaller also is better for optoelectronic ...