To keep the planet from warming more than 1.5°C above pre-industrial levels, most countries, including the U.S., have goals to reach net zero by 2050. Net zero means that all greenhouse gas emissions produced are counterbalanced ...
Environment
Apr 22, 2022
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36
When China's President Xi Jinping issued his traditional Lunar New Year wishes from the country's coal heartland in January, the subtext was clear: Beijing is not ready to kick its coal addiction, despite promises to slash ...
Environment
Mar 1, 2022
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9
The power conversion efficiency (PCE) of single-junction perovskite solar cells (PSCs) has increased remarkably from 3.8% to 25.2% in just a decade. As the rapid development of PCE has been approaching the limit of its theoretical ...
Materials Science
Sep 6, 2021
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12
The Mid-infrared lasers (MIR) with high peak power and high repetition rate operating in the range of 2.7~3 μm have important application in laser surgery and optical parametric oscillator (OPO).
Optics & Photonics
Jul 1, 2021
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2
Quantum dots (QDs) are semiconductor particles only a few nanometers across that, thanks to their small size, exhibit peculiar optical and electronic properties due to quantum mechanics. With existing and foreseen applications ...
Nanomaterials
Jun 25, 2021
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6
QUT researchers have used carbon dots, created from human hair waste sourced from a Brisbane barbershop, to create a kind of "armor" to improve the performance of cutting-edge solar technology.
Nanophysics
Apr 8, 2021
1
62
The research team of NUST MISIS has presented an improved structure of perovskite solar cells. Scientists have modified perovskite-based solar cells using MXenes—thin two-dimensional titanium carbides with high electrical ...
Nanomaterials
Feb 9, 2021
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23
Durable, high-performing perovskite solar cells also require durable, high-performing charge-transporting layers. Scientists have developed the first organic hole transporter that does not need a dopant to attain high charge ...
Analytical Chemistry
Jan 18, 2021
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25
Consumers worldwide are demanding greener energy sources; therefore, optimizing the performance and economic viability of solar cells is an important research focus. Improving the efficiency of perovskite solar cells has ...
Materials Science
Dec 9, 2020
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4
Researchers at Chalmers University of Technology, Sweden, have found that graphene-based heat pipes can help solve the problems of cooling electronics and power systems used in avionics, data centers and other power electronics.
Nanophysics
Dec 3, 2020
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