Single crystals are materials in which the crystal lattice is continuous and unbroken to the edges of the sample, with no grain boundaries. The atoms occupy regular positions, which are repeated indefinitely in space. While ...
Condensed Matter
Nov 3, 2022
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38
The knot theory originates in Lord Kevin's model proposed in 1867 that atoms are made of vortex rings or knots. Although the hypothesis was proved incorrect, the knot theory has since then proliferated in both mathematics ...
General Physics
Nov 3, 2022
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3
The invasive spotted wing drosophila (SWD), introduced from South-East Asia, is a well-known fruit crop pest. It lays its eggs by destroying the mechanical protection of the fruit's skin, providing an entry point for further ...
Plants & Animals
Nov 3, 2022
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15
The Environmental Protection Agency on Thursday awarded grants for projects to monitor air quality in 37 states, with a focus on minority communities and other areas overburdened by pollution.
Environment
Nov 3, 2022
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32
A new nationally representative survey released by the University of Notre Dame's Rooney Center for the Study of American Democracy reveals areas of grave concern for the state of American democracy, including more than half ...
Social Sciences
Nov 3, 2022
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208
People who consume a lot of news on social media are more likely to be skeptical of COVID-19 vaccines and also more hesitant about getting vaccinated, according to our newly published research. But we found that social media ...
Social Sciences
Nov 3, 2022
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32
Is it possible for a deterministic system to be unpredictable? Although counter-intuitive, the answer is yes. Such systems are called "chaotic systems," which are characterized by sensitive dependence on initial conditions ...
Mathematics
Nov 3, 2022
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4
All chemical elements were formed in the process of evolution of the universe dominated by light atomic nuclei. The properties of these nuclei are therefore of crucial importance not only in astrophysics, but also in relation ...
Quantum Physics
Nov 3, 2022
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333
Scientists working on laser application at the RIKEN Center for Advanced Photonics (RAP) have developed a new technique using GHz bursts of femtosecond laser pulses grouped in MHz envelopes, termed BiBurst mode, for high-efficiency ...
Optics & Photonics
Nov 3, 2022
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22
A team of astrophysicists say that cosmic inflation—a point in the universe's infancy when space-time expanded exponentially, and what physicists really refer to when they talk about the "Big Bang"—can in principle be ...
Astronomy
Nov 3, 2022
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