On September 24 this year, a NASA capsule parachuted down to Earth carrying a precious cache of material grabbed from an asteroid. The space agency has now revealed images and a preliminary analysis of the space rocks it ...
Space Exploration
Oct 14, 2023
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70
Efficient conversion of CO2 is strategically significant for alleviating the energy crisis and achieving the goal of carbon neutrality. One promising conversion route is the hydrogenation of CO2 to methanol using a renewable ...
Analytical Chemistry
Mar 22, 2021
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158
Hydrocarbon gases bubbling from the bottom of the Red Sea are polluting the atmosphere at a rate equivalent to the emissions of some large fossil fuel exporting countries, researchers said Tuesday.
Earth Sciences
Jan 28, 2020
5
607
The core–mantle boundary (CMB) is the interface between the Earth's iron metal core and the thick rocky layer of mantle just above the core. It is a world of extremes—temperatures thousands of degrees Fahrenheit and pressures ...
Earth Sciences
Nov 17, 2023
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300
The electrons of some metal oxides, due to their large effective mass when coupled with the ionic lattice of the material, cannot follow the electric field of light and allow it to pass through the material. Transparent and ...
Condensed Matter
Jul 23, 2021
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5173
Do more pores in a sieve allow more liquid to flow through it? As material scientists have uncovered, this seemingly simple question may have an unexpected answer at the nanoscale—and it could have important implications ...
Nanomaterials
Aug 5, 2022
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617
Discharged in large quantities by textile, cosmetic, ink, paper and other manufacturers, dyes carry high-toxicity and can bring potential carcinogens to wastewater. It's a major concern for wastewater treatment—but researchers ...
Analytical Chemistry
Oct 10, 2023
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45
Crooner Bing Crosby knew a thing or two about sound. In 1947, recognizing that recorded music sounded better on magnetic reel-to-reel tape than on vinyl records, he invested in a company to develop equipment to record his ...
Materials Science
Apr 8, 2020
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422
A team of researchers at Oxford University has broken the record for the largest aromatic molecule ring size ever synthesized with a ring that has 162 π electrons. In their paper published in the journal Nature Chemistry, ...
Nanozymes are synthetic materials that mimic the properties of natural enzymes for applications in biomedicine and chemical engineering. Historically, they are generally considered too toxic and expensive for use in agriculture ...
Bio & Medicine
Oct 16, 2023
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346
