Electrically pumped semiconductor lasers are among the most important sources, owing to their high efficiency, compactness, and solid-state stability. For mid-infrared and terahertz radiation, quantum cascade lasers (QCLs) ...
Optics & Photonics
Jun 20, 2023
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3
Organic light-emitting diodes are used in smart phones, tablets, and large TV screens. As they do not need any additional background illumination, they are energy-efficient. The can be produced at low costs by thin-film technology ...
Analytical Chemistry
Jun 19, 2023
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28
Biological treatment processes are critical for sewage purification, wherein microbial interactions are tightly associated with treatment performance. Previous studies have focused on assessing how environmental factors (such ...
Ecology
Jun 16, 2023
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6
Picture this: You're enjoying a bowl of green edamame, savoring the delicious flavor. But have you ever stopped to wonder why these pods are green? After all, we often associate chlorophyll, the pigment responsible for their ...
Molecular & Computational biology
Jun 14, 2023
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3
The NOMAD Laboratory researchers have recently shed light on fundamental microscopic mechanisms that can help with tailoring materials for heat insulation. This development advances the ongoing efforts to enhance energy efficiency ...
Nanophysics
Jun 9, 2023
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88
In a study published in the journal Science China Chemistry, fluorinated cyclic carbonate (DFEC) was introduced into ether electrolyte as a SEI-forming additive. The modified electrolyte could improve the interface of Li ...
Analytical Chemistry
Jun 8, 2023
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10
Scientists at the Department of Energy's Oak Ridge National Laboratory have invented a coating that could dramatically reduce friction in common load-bearing systems with moving parts, from vehicle drive trains to wind and ...
Nanomaterials
Jun 7, 2023
3
109
AI, machine learning, and ChatGPT may be relatively new buzzwords in the public domain, but developing a computer that functions like the human brain and nervous system—both hardware and software combined—has been a decades-long ...
Optics & Photonics
Jun 5, 2023
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79
Astrophysicists from the Hebrew University of Jerusalem published a new theoretical model that solves the mystery of the formation of early massive galaxies in the universe, in Monthly Notices of the Royal Astronomical Society. ...
Astronomy
May 31, 2023
11
126
The absolute internal quantum efficiency (IQE) of indium gallium nitride (InGaN) based blue light-emitting diodes (LEDs) at low temperatures is often assumed to be 100%. However, a new study from University of Illinois Urbana-Champaign ...
General Physics
May 27, 2023
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