Search results for optoelectronic devices

Analytical Chemistry Nov 15, 2023

Research team develops antiaromatic molecules that exhibit absorption and fluorescence bands in near-infrared region

A research group led by Associate Professor Masahito Murai of the Graduate School of Science and Professor Shigehiro Yamaguchi of the Functional Organic Materials Laboratory has successfully developed antiaromatic molecules ...

Nanophysics Nov 13, 2023

Autonomous lab discovers best-in-class quantum dot in hours. It would have taken humans years

It can take years of focused laboratory work to determine how to make the highest quality materials for use in electronic and photonic devices. Researchers have now developed an autonomous system that can identify how to ...

Optics & Photonics Nov 10, 2023

Preparation of F-passivated ZnO for quantum dot photovoltaics

For photovoltaic power generation, pn junction is the core unit. The electric field in the junction can separate and transport the electron and the hole to negative and positive electrodes, respectively. Once the pn junction ...

Polymers Nov 6, 2023

Hydrogel-assisted microfluidic spinning of stretchable fibers via fluidic and interfacial self-adaptation

Stretchable polymeric fibers have significant impact, although their production requires rigorous environmental methods and resource consumption. The process is challenging for elastic polymers with reduced spinnability and ...

Bio & Medicine Nov 1, 2023

A liquid water-molecule-based graphene heterogeneous photodetector and its application in an oximeter

In the context of the development of smart health care towards digitalization, the new generation of photodetectors has a wide range of application prospects and huge market value. The characteristics of graphene material, ...

Optics & Photonics Oct 30, 2023

High-performance MoSâ‚‚-based infrared photodetector induced by the photogating effect

Recently, Professor Qi Weihong of Northwestern Polytechnical University and Academician Liu Weimin of Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, found that nickel nanoparticle-modified defective molybdenum ...

Nanomaterials Oct 19, 2023

Self-powered flexible multicolor electrochromic devices for information displays

In recent years, self-powered electrochromic (EC) devices have shown significant potential in various fields such as optoelectronics, sensors, and security systems. These self-powered EC systems, capable of reversible color ...

Nanophysics Oct 11, 2023

Scientists discover 'flipping' layers in heterostructures cause changes in their properties

Transition metal dichalcogenide (TMD) semiconductors are special materials that have long fascinated researchers with their unique properties. For one, they are flat, one-atom-thick two-dimensional (2D) materials similar ...

Analytical Chemistry Oct 5, 2023

Successful morphing of inorganic perovskites without damaging their functional properties

A research team co-led by scholars from City University of Hong Kong (CityU) has successfully morphed all-inorganic perovskites at room temperature without compromising their functional properties. Their findings demonstrate ...

Optics & Photonics Sep 26, 2023

Single sideband modulation technique can relax the bandwidth restriction

As an ultra-wideband microwave signal, amplitude shift keying (ASK) can be used in many applications, such as electronic warfare, wireless communications and modern radar systems. Initially, ASK microwave signals are generated ...

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