Mechanical trees become power 'plants' when they sway in breeze
New tools for harvesting wind energy may soon look less like giant windmills and more like tiny leafless trees.
Energy & Green Tech
Feb 1, 2016
1
93
News tagged with low frequency
New nanogenerator may charge iPods and cell phones with a wave of the hand
Imagine if all you had to do to charge your iPod or your BlackBerry was to wave your hand, or stretch your arm, or take a walk? You could say goodbye to batteries and never have to plug those devices into a power source again.
Nanophysics
Mar 26, 2009
3
0
Researchers achieve near-perfect absorption of sounds waves
(Phys.org)—A team of researchers at Hong Kong University of Science and Technology has found a way to create a material that is near perfect at preventing sound waves from passing through it. In their paper published in ...
Machine learning picks out hidden vibrations from earthquake data
Over the last century, scientists have developed methods to map the structures within the Earth's crust, in order to identify resources such as oil reserves, geothermal sources, and, more recently, reservoirs where excess ...
Earth Sciences
Mar 2, 2020
1
168
Astronomers publish sky map of thousands of newly discovered galaxies
An international team of more than 200 astronomers from 18 countries has published the first phase of a major new radio sky survey at unprecedented sensitivity using the Low Frequency Array (LOFAR) telescope. The survey reveals ...
Astronomy
Feb 19, 2019
5
742
Spider-web 'labyrinths' may help reduce noise pollution
(Phys.org)—Researchers have demonstrated that the geometry of a natural spider web can be used to design new structures that address one of the biggest challenges in sound control: reducing low-frequency noise, which is ...
Mysterious diffuse synchrotron source examined by researchers
Using the LOw Frequency ARray (LOFAR) and the Very Large Array (VLA), European astronomers have investigated a mysterious diffuse synchrotron source in the galaxy cluster Abell 523. Results of the study, published January ...
Uncovering the secrets of ultra-low frequency gravitational waves
New methods of detecting ultra-low frequency gravitational waves can be combined with other, less sensitive measurements to deliver fresh insights into the early development of our universe, according to researchers at the ...
Astronomy
Oct 18, 2021
4
1813
Radio halo in galaxy cluster Abell 2256 investigated in detail
Using various radio telescopes, an international team of astronomers has performed deep low-frequency radio observations of a merging galaxy cluster Abell 2256. The observational campaign delivered more insights into the ...
High coherence and low cross-talk in a superconducting qubit architecture
In a new report now published in Science Advances, Peter A. Spring and a team of scientists in physics at the Oxford University described qubit coherence and low cross-talk and single-qubit gate errors in superconducting ...
