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 ...
Optics & Photonics
Nov 10, 2023
0
13
In the arid regions of the American Southwest, an unseen world lies beneath our feet. Biocrusts, or biological soil crusts, are communities of living organisms. These industrious microbes include cyanobacteria, green algae, ...
Ecology
Apr 20, 2023
0
238
For the first time, researchers have discovered a way to obtain polarity and photovoltaic behavior from certain nonphotovoltaic, atomically flat (2D) materials. The key lies in the special way in which the materials are arranged. ...
Nanophysics
Apr 1, 2021
0
3312
A new concept of on-demand drug delivery system has emerged in which drugs are automatically released from in vivo medical devices simply by shining light on the skin.
Bio & Medicine
Mar 15, 2021
0
5
A molecular tweak has improved organic solar cell performance, bringing us closer to cheaper, efficient, and more easily manufactured photovoltaics. The new design approach, targeting the molecular backbone of the cell's ...
Materials Science
Mar 5, 2020
0
7
A new solar power generator prototype developed by Ben-Gurion University of the Negev (BGU) and research teams in the United States, will be deployed on the first 2020 NASA flight launch to the International Space Station.
Optics & Photonics
Nov 14, 2019
0
6
Renewable sources of energy such as wind or photovoltaic are intermittent; production peaks do not necessarily follow the demand peaks. Storing green energy is therefore essential to moving away from fossil fuels. The energy ...
Materials Science
Jul 18, 2019
0
814
The world is inevitably moving towards a more sustainable lifestyle. Sustainability of the environment requires changes in the current way of life and introduction of new, more sustainable solutions in our everyday consumption.
Energy & Green Tech
Jun 11, 2019
0
63
The way energy is produced and distributed is changing rapidly as the industry moves away from carbon-based energy production. Technological development in the production of alternative energy has also sped up the emergence ...
Energy & Green Tech
Jun 3, 2019
0
18
Last year, California set the nation's most ambitious energy goal—deriving 100 percent of its electrical power from renewable sources by 2045. Many other states have since joined with similar goals, including New York, ...
Energy & Green Tech
May 31, 2019
1
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