Researchers at the University of North Carolina at Chapel Hill Department of Chemistry have engineered silicon nanowires that can convert sunlight into electricity by splitting water into oxygen and hydrogen gas, a greener ...
Nanophysics
Feb 17, 2023
0
181
Tandem solar cells made of perovskite and silicon enable significantly higher efficiencies than silicon solar cells alone. Tandem cells from HZB have already achieved several world records. Most recently, in November 2021, ...
Nanomaterials
Oct 24, 2022
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195
A team of researchers from the UK and Japan has found that the tiny defects which limit the efficiency of perovskites—cheaper alternative materials for solar cells—are also responsible for structural changes in the material ...
Materials Science
May 24, 2022
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533
The cell membrane, which contains a hydrophilic exterior and a hydrophobic interior, opens and closes ion channels like a water faucet and converts a physicochemical stimulus into an electrical signal that is then transmitted ...
Biotechnology
May 18, 2022
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43
Perhaps you are wearing glasses while reading this or have a cell phone, binoculars, a virtual reality headset or telescope. All of them rely on high-quality lenses, which are bulky, expensive and heavy—especially when ...
Optics & Photonics
Mar 28, 2022
3
82
Scientists at the Suzhou Institute of Biomedical Engineering and Technology (SIBET) of the Chinese Academy of Sciences recently developed a light emitting diode (LED)-based solar simulator to produce better terrestrial solar ...
Optics & Photonics
Jan 28, 2022
0
3
The use of electrodes placed inside the brains of laboratory specimens has pushed the field of neuroscience to new findings for decades. Common silicon-based electrodes rely on established production methods but are stiff ...
Condensed Matter
Nov 23, 2021
0
106
Some people are born with hearing loss, while others acquire it with age, infections or long-term noise exposures. In many instances, the tiny hairs in the inner ear's cochlea that allow the brain to recognize electrical ...
Bio & Medicine
Oct 27, 2021
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102
The latest generations of computer chips are only a few nanometres in size and are becoming ever more energy-saving and powerful as a result of progressive miniaturization. Since the etching processes traditionally used in ...
Nanomaterials
Sep 9, 2021
0
31
Curtin University researchers have found applying a thin invisible layer of graphene oxide to silicon forms an impermeable barrier, which could be used to protect artwork, prevent corrosion of metals, and produce higher efficiency ...
Nanomaterials
Aug 10, 2021
1
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