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Physics news
Unprecedented accuracy in quantum electrodynamics: Giant leap toward solving proton charge radius puzzle
Physicists at the Max Planck Institute of Quantum Optics have tested quantum mechanics to a completely new level of precision using hydrogen spectroscopy, and in doing so they came much closer to solving the well-known proton ...
General Physics
Nov 27, 2020
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A photonic crystal coupled to a transmission line via an artificial atom
Researchers have recently displayed the interaction of superconducting qubits; the basic unit of quantum information, with surface acoustic wave resonators; a surface-wave equivalent of the crystal resonator, in quantum physics. ...
Researchers fabricate co-doped aluminosilicate fiber with high laser stability for multi-kW level laser
Multi-kilowatt (kW) (≥3kW) level fiber lasers with high stability are significant in many applications, and Yb-doped fiber is the key device in such fiber lasers. The incredible advances of the past few decades in fiber ...
Optics & Photonics
Nov 27, 2020
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T-ray technology reveals what's getting under your skin
A new method for analyzing the structure of skin using a type of radiation known as T-rays could help improve the diagnosis and treatment of skin conditions such as eczema, psoriasis and skin cancer.
Optics & Photonics
Nov 26, 2020
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Plasma-developed new material fundamental to Internet of Things
QUT Professor Ken Ostrikov from the School of Chemistry and Physics and QUT Centre for Materials Science said the new material could be used to develop new transistor devices for electronics and photodetectors for such applications ...
Condensed Matter
Nov 26, 2020
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Neutrinos yield first experimental evidence of catalyzed fusion dominant in many stars
An international team of about 100 scientists of the Borexino Collaboration, including particle physicist Andrea Pocar at the University of Massachusetts Amherst, report in Nature this week detection of neutrinos from the ...
General Physics
Nov 25, 2020
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A hint of new physics in polarized radiation from the early universe
Using Planck data from the cosmic microwave background radiation, an international team of researchers has observed a hint of new physics. The team developed a new method to measure the polarization angle of the ancient light ...
General Physics
Nov 25, 2020
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Minimal waste production is a fundamental law for animal locomotion
Is there a unifying principle underpinning animal locomotion in its rich diversity? A thermodynamic analysis performed by a Skoltech professor and his French collaborators at Université Paris Diderot, Université Paris Saclay, ...
General Physics
Nov 25, 2020
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Attosecond interferometry in time-energy domain
The space-momentum domain interferometer is a key technique in modern precision measurements, and has been widely used for applications that require superb spatial resolution in engineering metrology and astronomy. Extending ...
General Physics
Nov 25, 2020
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New physical picture leads to a precise finite-size scaling of (3+1)-dimensional O(n) critical system
Since the establishment of the renormalization group theory, it has been known that systems of critical phenomena typically possess an upper critical dimension dc (dc=4 for the O(n) model), such that in spatial dimensions ...
General Physics
Nov 25, 2020
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Progress in electronic structure and topology in nickelates superconductors
The discovery of high Tc superconductivity in cuprates attracts people to explore superconductivity in nickelates, whose crystal structures are similar to cuprates. Recently, Danfeng Li et al. at Stanford University published ...
Superconductivity
Nov 25, 2020
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Ideal type-II Weyl points are observed in classical circuits
The elementary particles that build the universe have two types: bosons and fermions, where the fermions are classified as Dirac, Weyl, and Majorana fermions. In recent years, Weyl fermions are found in condensed matter systems, ...
Condensed Matter
Nov 25, 2020
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Supersized wind turbines generate clean energy—and surprising physics
Twenty years ago, wind energy was mostly a niche industry that contributed less than 1% to the total electricity demand in the United States. Wind has since emerged as a serious contender in the race to develop clean, renewable ...
General Physics
Nov 24, 2020
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Face masks slow spread of COVID-19; types of masks, length of use matter
The use of face masks to help slow the spread of COVID-19 has been widely recommended by health professionals. This has triggered studies exploring the physics of face mask use and disease transmission, as well as investigations ...
Soft Matter
Nov 24, 2020
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COVID-19 virus survives on surfaces within thin film
How does the COVID-19 virus manage to survive on surfaces? To find out, researchers in India are exploring the drying times of thin liquid films that persist on surfaces after most respiratory droplets evaporate.
Soft Matter
Nov 24, 2020
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Scientists blast iron with powerful X-rays, then watch its electrons rearrange
X-ray free-electron lasers, such as the Linac Coherent Light Source (LCLS) at the Department of Energy's SLAC National Accelerator Laboratory, produce intense X-ray pulses that allow researchers to image biological objects, ...
Condensed Matter
Nov 24, 2020
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Shining a light on nanoscale dynamics
Physicists from the University of Konstanz, Ludwig-Maximilians-Universität München (LMU Munich) and the University of Regensburg have successfully demonstrated that ultrashort electron pulses experience a quantum mechanical ...
Optics & Photonics
Nov 24, 2020
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Understanding dangerous droplet dynamics
Researchers who study the physics of fluids are learning why certain situations increase the risk that droplets will transmit diseases like COVID-19.
Soft Matter
Nov 24, 2020
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Understanding the utility of plasmas for medical applications
Plasma medicine is an emerging field, as plasmas show promise for use in a wide range of therapies from wound healing to cancer treatment. Plasma jets are the main plasma sources typically used in plasma-surface applications. ...
Plasma Physics
Nov 24, 2020
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Tracing the flow of cerebrospinal fluid
Swelling is one of the most dangerous and immediate consequences of a brain injury or stroke. Doctors have long known about the dangers of swelling, which has traditionally been blamed on ruptured blood vessels. New research ...
Soft Matter
Nov 24, 2020
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More news
Quantum magic squares
Tracking and fighting fires on earth and beyond
Social bacteria build shelters using the physics of fingerprints
A new beat in quantum matter
Researcher zeroes in on critical point for improving superconductors
Researchers use infrared light to detect molecules
Quantum X-ray microscope in development
Flow physics could help forecasters predict extreme events
Vibrational encounters—phonon polaritons meet molecules
Breaking the ice on melting and freezing
Accelerator makes cross-country trek to enable laser upgrade
Other news
Melting ice patch in Norway reveals large collection of ancient arrows
Alpha animals must bow to the majority when they abuse their power
Japan spacecraft carrying asteroid soil samples nears home
It's not too late to save 102 species at risk of extinction
What was early Earth like? Almost like Venus, research shows
Graphene balloons to identify noble gases
Brief buzz: Danish Mayfly named 2021 insect of the year
'Search of a lifetime' for supersymmetric particles at CERN
Refining the picture of the Higgs boson
Q&A: Toward the next generation of computing devices
Improving quantum dot interactions, one layer at a time
How epithelial cells ward off viruses
Researchers compile world's largest inventory of known plant species
Neanderthal thumbs better adapted to holding tools with handles
Irreversible hotter and drier climate over inner East Asia
