Characteristics of the MTM
As we know, the hollow square waveguide with the transverse sizes of 14.5 mm × 14.5 mm, as shown in Fig. 1a, has a cut-off frequency of ~ 10.34 GHz according to the waveguide theory34. Commonly, when the…
Category: 4. Physics
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Fusion Breakthrough: Engineers Uncover Hidden Reactor Weaknesses
A new microscopic method reveals hidden flaws in reactor welds, unlocking safer, stronger designs for the future of fusion energy. As the global effort to build the first commercial nuclear fusion power plant intensifies, engineers at the…
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Quantum Simulation Shows How Reality Could Collapse Like a House of Cards
Physicists have pulled off a cosmic simulation that cracks open one of the universe’s most mind-bending mysteries: are we living in a fragile, temporary state of existence poised to collapse into a more stable reality? Using a powerful quantum…
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Robust design of bicycle infrastructure networks
Copenhagen cycle superhighway model
Network For the numerical implementation, we represent the street, bike path, and cycle superhighway network as a directed graph \(G = (V,E)\). The vertices represent intersections as well as intermediate points…
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Noninvasive assessment of liver inflammation in metabolic dysfunction associated steatohepatitis using MR cytometry
Theory of MR cytometry
Within the framework of Temporal Diffusion Spectroscopy (TDS), MR cytometry17,18,33 uses a limited number of diffusion measurements obtained at clinically achievable b values and diffusion times (i.e., from 5 to 70 ms)….
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Comprehensive study of optical, photocatalytic and dielectric properties of Cd0.40Mn0.60ZnO2 annealed nanocomposites
XRD and SA analysis
The XRD pattern of the as-synthesized and annealed Cd0.40Mn0.60ZnO2 composite is composed of hexagonal and monoclinic ZnO and Cd2Mn3O8 phases, as shown in Fig. 1. It is seen that some of extra lines of lower intensity, at 2ϴ…
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Andreev pair injection into a transition metal dichalcogenide monolayer
Tinkham, M. Introduction to Superconductivity, 2nd ed. (Dover, 2004).
Natarajan, C. M., Tanner, M. G. & Hadfield, R. H. Superconducting Nanowire Single-Photon Detectors: Physics and Applications. Supercond. Sci. Technol. 25, 063001 (2012).
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Physics – Toward Practical Quantum Cryptography
• Physics 18, s53
Researchers have shown that they can distribute quantum keys under realistic conditions using commercial lasers.
F. Xu/USTC
Quantum key distribution (QKD) exploits the quantum features…
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US Physics Departments Expect to Shrink Graduate Programs
Several department chairs described a climate of intense stress and decreased morale among faculty and students. One respondent characterized the effects so far as “mostly psychological,” as researchers anticipate cuts to grants and indirect…
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Physics – AI Designs Optics Hardware
• Physics 18, 94
A machine-learning algorithm rapidly generates designs that can be simpler than those developed by humans.
S. Mueller/Max Planck Institute for the Science of Light
No more DIY. The design of optics setups… Continue Reading