Graphene is well-known for its high electrical conductivity, mechanical strength, and flexibility. Stacking two layers of graphene with atomic layer thickness produces bilayer graphene, which possesses excellent electrical, ...
Nanophysics
Oct 20, 2023
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Researchers at the Max-Born-Institute have now mapped the linear and nonlinear optical polaron response using ultrafast two-dimensional spectroscopy in the THz frequency range. As they discuss in the current issue of Physical ...
General Physics
Oct 19, 2023
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31
Research testing new technology to more effectively locate polar bear dens across the Arctic is showing promising results. Researchers from Simon Fraser University and Brigham Young University (BYU), collaborating with Polar ...
Ecology
Oct 18, 2023
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25
University of Otago physicists have used a small glass bulb containing an atomic vapor to demonstrate a new form of antenna for radio waves. The bulb was "wired up" with laser beams and could therefore be placed far from ...
Optics & Photonics
Oct 18, 2023
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For the first time ever, a NASA probe is journeying to an object composed not of rock, ice, or gas, but metal: the asteroid Psyche.
Planetary Sciences
Oct 12, 2023
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57
My friend recently changed their favorite celebrity crush from Anna Kendrick to Lily James. While some people could see the attraction, others might not. So what is it that attracts us to potential mates? A new study suggests ...
Plants & Animals
Oct 7, 2023
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93
A recent investigation led by voice scientist Christian T. Herbst from the University of Vienna, published in Current Biology, delivers novel insights into how cats produce their purring sounds. A special "pad" embedded in ...
Plants & Animals
Oct 4, 2023
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23
There are unexplored regions of the universe—and there are also unexplored times. In fact, there's a nearly 400-million-year gap in our universe's history that we've never seen: a time before stars known as the Dark Ages. ...
Space Exploration
Sep 26, 2023
0
85
Bio-sensors are biomolecular sensors that leverage or mimic the sophisticated molecular recognition capabilities of living organisms. They find widespread applications in fields such as health care, food, and the environment.
Optics & Photonics
Sep 26, 2023
0
27
As an ultra-wideband microwave signal, amplitude shift keying (ASK) can be used in many applications, such as electronic warfare, wireless communications and modern radar systems. Initially, ASK microwave signals are generated ...
Optics & Photonics
Sep 26, 2023
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