To magnetize an iron nail, one simply has to stroke its surface several times with a bar magnet. Yet, there is a much more unusual method: A team led by the Helmholtz-Zentrum Dresden-Rossendorf (HZDR) discovered some time ...
Optics & Photonics
Dec 7, 2023
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50
Ultrafast lasers have the advantages of high time resolution, high energy density, broadband spectrum, etc. Ultrafast lasers with high-energy and high peak power have been widely applied in industrial fields and frontier ...
Optics & Photonics
Nov 24, 2023
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32
Teams at the U.S. Department of Energy's SLAC National Accelerator Laboratory recently celebrated the completion of a major upgrade to the world's first hard X-ray free-electron laser (XFEL), the Linac Coherent Light Source ...
General Physics
Nov 21, 2023
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2
The many-body interaction of charges (electrons) and nuclei (phonons) plays a critical role in determining the properties and functionalities of molecules and solids. The exact correlated motion of these particles gives rise ...
Condensed Matter
Oct 11, 2023
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42
As the world transitions to renewable power sources such as solar and wind, there is a growing need for high-performance rechargeable batteries to store the energy generated by this intermittent energy source. Today's lithium-ion ...
Nanophysics
Jul 24, 2023
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35
Physicists at the University of Konstanz have generated one of the shortest signals ever produced by humans: Using paired laser pulses, they succeeded in compressing a series of electron pulses to a numerically analyzed duration ...
Optics & Photonics
Jun 19, 2023
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101
High power/energy ultrafast fiber lasers have broadband applications in material processing, medicine, advanced manufacturing and other fields. Compared with solid-state lasers, fiber lasers have the advantages of compact ...
Optics & Photonics
May 18, 2023
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4
Seeking new techniques to enable quantum networking, Harvard University researchers have developed a novel laser-based strategy for creating single-atom, near-surface material defects, which can be used to form qubits, the ...
Optics & Photonics
May 15, 2023
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92
The flow of matter, from macroscopic water currents to the microscopic flow of electric charge, underpins much of the infrastructure of modern times. In the search for breakthroughs in energy efficiency, data storage capacity, ...
Optics & Photonics
Apr 13, 2023
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61
Laser-induced electrochemical deposition of metals on metals relies possibly on thermal and defect generation effects. When semiconductor substrates are chosen, locally photogenerated electrons can reduce metal ions resulting ...
Optics & Photonics
Apr 4, 2023
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