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Mar. 9, 2022 —A new research article features one major challenge overcome through a remarkably simple idea, opening the door to expanded use of phase-change materials (PCMs) for energy-efficient heating and ...
Aug. 24, 2021 —A new type of lithium-metal battery reaches an extremely high energy density of 560 watt-hours per kilogram -- based on the total weight of the active materials -- with a remarkable stability. ...
Dec. 20, 2021 —By improving the calibration of a conventional optical microscope, researchers have for the first time measured the volume of individual droplets smaller than 100 trillionths of a liter with an ...
Feb. 9, 2021 —Researchers used Si swarf and ultrathin graphite sheets to fabricate Li-ion battery electrodes with high areal capacity and current density at a reduced cost. Increasing generation of Si swarf as ...
May 18, 2023 —Engineers have developed a prototype metamaterial that uses electrical signals to control both the direction and intensity of energy waves passing through a solid material. Potential applications of ...
Sep. 9, 2022 —Scientists describe the formation of a superdense monolayer of hydrogen on highly ordered mesoporous silica near the boiling temperature. Theoretical studies and simulations confirm the experimental ...
Oct. 11, 2022 —Researchers have shown that, for amorphous materials, cyclic material fatigue can begin to fracture at the same level of stress as fractures due to constant loading. By using computer simulations, ...
July 4, 2023 —一个研究小组用nanosheet技术develop a dielectric capacitor for advanced electronic and electrical power systems. Innovations in energy storage technology are vital for the ...
Apr. 26, 2022 —Researchers have established a low-cost method of magnetization reversal on perpendicularly magnetized ferromagnets. Not needing an external magnetic field, the method brings reverse magnetization ...
Jan. 12, 2023 —Translating electrochemical performance of large format batteries to microscale power sources has been a long-standing technological challenge, limiting the ability of batteries to power ...