Model, classical dynamics, and UPOs — Consider a chain of N spin s particles subject to a magnetic field and nearest-neighbor interactions (ℏ = 1)
$$\hat{H}={\sum}_{j=1}^{N}\left({{{\boldsymbol{\mu }}}}\cdot {\hat{{{{\mathbf{\…
Category: 4. Physics
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Reconstitution of circadian clock in synthetic cells reveals principles of timekeeping
Materials
We purchased Gold Seal™ 60 mm × 22 mm glass coverslips, Fisherbrand TM Premium Plain Glass Microscope Slides (75 mm × 25 mm), CELLSTAR® black clear bottom 96 well plates (Greiner), Coplin glass staining jars (DWK Life…
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Gamma ray shielding capability of flexible silicone rubber composites reinforced with recycled CRT glasses
Figure 4 shows the scanning electron microscope (SEM) images of the CRT-glass and pure silicone rubber (SR-CRT-0) samples separately, as well as the mixture in Fig. 4c,d. The figures show that there is a homogeneous distribution of particles…
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Anxiolytic effect of zinc oxide gallic acid composite nanoparticles following D-galactose administration in rats
Mohammed, M., Moawed, F. & Elshewyi, O. Neuromodulatory influences of vitamin C on D-galactose induced neuronal metabolic dysfunction model. Benha Vet. Med. J. 40, 80–83 (2021).
Azman, K. F….
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This Blue Laser Just Solved a 150-Year Physics Mystery
For over a century, physicists knew a strange magnetic signal should exist in everyday metals like copper and gold, but they couldn’t see it. Now, using only a blue laser and a clever tweak to a classic technique, scientists have detected this…
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Investigating reservoir-triggered seismicity in the Koyna–Warna region through nodal ambient noise tomography
Gupta, H. K. Artificial water reservoir-triggered seismicity (rts): Most prominent anthropogenic seismicity. Surv. Geophys. 43, 619–659. https://doi.org/10.1007/s10712-021-09675-z (2022).
Google…
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Impact of various dopants (X = Zn, Mg, and Bi) on the structural, optical, and adsorption properties of (Co0.8Ni0.1X0.1)3O4 nanostructures
XRD analysis
Figure 2 depicts the XRD patterns with Rietveld refinement of (Co0.8Ni0.1 X 0.1)3O4, with X = Zn, Mg, and Bi nanoparticles. Phase identification was performed using the Materials Analysis Using Diffraction (MAUD) software…
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Lasers just unlocked a hidden side of gold, copper, and aluminum
A team of scientists has developed a powerful new way to detect subtle magnetic signals in common metals like copper, gold, and aluminum—using nothing more than light and a clever technique. Their research, recently published in the prestigious…
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Mathematics Uncover Hidden Geometry of Imperfect Crystals
Researchers at the University of Osaka have developed new mathematical models that offer new insights into the behavior of crystal defects. Crystals are widely admired for their striking appearance and symmetry. However, beneath their polished…
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Dusty streaks on the Moon: fingerprints of multiphase flow instabilities
To study this landing-relevant phenomena, a canonical setup was designed, featuring a jet impinging on a granular bed that was initially flat, as shown in Fig. 2a. The Mach number at the jet exit plane is relevant for lunar lander conditions…
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