There is a conundrum around rare earth elements (REE). They play a key role in clean energy, as they are vital to the production of lightweight, efficient batteries and essential components in wind turbines. Conversely, conventional ...
Materials Science
Aug 10, 2023
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62
Electron microscopes provide unique vistas of nanoscale structures, but their resolution is limited by the mutual repulsion of electrons. Researchers in Göttingen have now succeeded in precisely measuring the influence of ...
General Physics
Oct 13, 2023
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47
Materials scientists and engineers would like to know precisely how electrons interact and move in new materials and how the devices made with them will behave. Will the electrical current flow easily within the material? ...
Condensed Matter
May 28, 2024
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125
Radar altimeters are the sole indicators of altitude above a terrain. Spectrally adjacent 5G cellular bands pose significant risks of jamming altimeters and impacting flight landing and takeoff. As wireless technology expands ...
Optics & Photonics
Jan 16, 2024
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50
A slow-motion movie on sports television channels shows processes in hundredths of a second. By contrast, processes on the nanoscale take place in the so-called femtosecond range: For example, an electron needs only billionths ...
Nanophysics
Feb 23, 2023
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209
Researchers at the Georgia Institute of Technology have developed a light-based means of printing nano-sized metal structures that is significantly faster and cheaper than any technology currently available. It is a scalable ...
Nanophysics
Jan 18, 2024
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37
Newly developed atomic engineering techniques have opened exciting opportunities for enabling ferroelectric behavior in high-k dielectrics, materials that have a high dielectric constant (i.e., kappa or k) compared to silicon. ...
An international team of researchers from the Max Planck Institute for the Structure and Dynamics of Matter (MPSD) in Hamburg and ETH Zurich has now demonstrated that it is possible to probe electron dynamics in liquids using ...
Optics & Photonics
Sep 28, 2023
0
141
Successfully innovating optoelectronic semiconductor devices depends a lot on moving charges and excitons—electron-hole pairs—in specified directions for the purpose of creating fuels or electricity.
Nanophysics
Jul 18, 2024
0
37
Photosynthesis plays a crucial role in shaping and sustaining life on Earth, yet many aspects of the process remain a mystery. One such mystery is how photosystem II, a protein complex in plants, algae and cyanobacteria, ...
Biochemistry
May 3, 2023
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94
