Researchers have developed a way to create photonic time crystals, and they have shown that these bizarre, artificial materials amplify the light that shines on them. These findings, described in a paper in Science Advances, ...
Optics & Photonics
Apr 5, 2023
0
371
Astronomers have made a rare discovery in the early universe involving two actively feeding supermassive black holes—or quasars—just 10,000 light-years apart from each other, that are on the verge of a colossal collision.
Astronomy
Apr 5, 2023
1
199
In certain molecules, the so-called photoacids, a proton can be released locally by excitation with light. There is a sudden change in the pH value in the solution—a kind of fast switch that is important for many chemical ...
Analytical Chemistry
Apr 3, 2023
0
298
This luminous image from the NASA/ESA Hubble Space Telescope shows , a celestial object that lies about 390 million light-years from Earth in the constellation Lyra. Z 229-15 is one of those interesting celestial objects ...
Astronomy
Apr 3, 2023
1
24
The group led by Professor Naoya Shibata of the University of Tokyo, in collaboration with Sony Group Corporation, succeeded in directly observing a two-dimensional electron gas that accumulated at the semiconductor interface.
Nanophysics
Mar 31, 2023
0
21
Hot bodies emit heat in the form of electromagnetic radiation. Lightbulbs and night vision cameras are examples of technologies based on this physical phenomenon. Our daily experience tells us that heat is always directed ...
Nanophysics
Mar 30, 2023
1
278
An international team of researchers, led by Drexel University, has found that a thin coating of MXene—a type of two-dimensional nanomaterial discovered and studied at Drexel for more than a decade—could enhance a material's ...
Nanophysics
Mar 30, 2023
1
501
Few things carry the same aura of mystery as dark matter. The name itself radiates secrecy, suggesting something hidden in the shadows of the universe.
General Physics
Mar 29, 2023
3
255
University of Arizona astronomers have joined an international effort to study the aftermath of the brightest flash of gamma rays ever observed. Observations involving various UArizona telescopes and instruments provide astronomers ...
Astronomy
Mar 29, 2023
0
29
Researchers at University of Oxford have recently created a quantum memory within a trapped-ion quantum network node. Their unique memory design, introduced in a paper in Physical Review Letters, has been found to be extremely ...
