Using ultrafast time-resolved pump detection technology, researchers led by Prof. Sheng Zhigao from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences have realized the gigahertz (GHz) frequency ...
Condensed Matter
Mar 7, 2023
0
17
In organisms whose cells have a nucleus, like plants and animals, the basic packaging units of DNA are the so-called nucleosomes. A nucleosome consists of a segment of DNA wound around eight proteins known as histones. Gene ...
Bio & Medicine
Mar 6, 2023
0
12
At one of the world's largest emission fields of non-volcanic carbon dioxide in southern Italy, researchers have detected a complex variety of seismic tremor signals, captured by a seismic array deployed in the region in ...
Earth Sciences
Mar 1, 2023
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27
Urban lakes are ubiquitous worldwide and tend to be highly eutrophic, indicating an increase in the frequency, duration and magnitude of harmful algal blooms as a widespread threat to ecological and human health.
Environment
Feb 27, 2023
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9
To be clear: The asteroid is not going to hit us.
Astronomy
Feb 15, 2023
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27
The terahertz (THz) gap, a frequency band lying between the microwave and infrared regions of the electromagnetic spectrum where conventional technologies are inefficient in generating and detecting the radiation, is being ...
Optics & Photonics
Feb 7, 2023
0
19
Engineers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, have finished testing the high-gain antenna for the Nancy Grace Roman Space Telescope. When it launches by May 2027, this NASA observatory will help ...
Space Exploration
Feb 7, 2023
0
19
When molecules form from many atoms, the atoms can combine in different ways. Two forms of the same molecule can have the same composition but have different arrangements of atoms, giving rise to isomers. Some isomers may ...
Optics & Photonics
Feb 3, 2023
0
5
Microresonators based frequency combs, microcombs, have attracted huge interest in the last decades for their revolutionary performance of compact size, flexible comb spacing, and broad bandwidth. Wide applications of microcombs ...
Optics & Photonics
Feb 2, 2023
0
2
In the search for new forces and interactions beyond the Standard Model, an international team of researchers involving the PRISMA Cluster of Excellence at Johannes Gutenberg University Mainz (JGU) and the Helmholtz Institute ...
Quantum Physics
Feb 1, 2023
0
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