Physics News

Researchers: Electrons ‘Puddle’ under High Magnetic Fields

Bhattacharya et al have discovered a way to confine the behavior of electrons by using extremely high magnetic fields. Image credit: Argonne National Laboratory.
Jan 5, 2017 by News Staff

A team of materials scientists and physicists from the DOE’s Argonne National Laboratory, the National High Magnetic Field Laboratory and the National Institute of Standards and Technology has discovered a way to confine the behavior of electrons by using extremely high magnetic fields. The team’s results are published in the journal Nature Communications. Bhattacharya et al have discovered a way to confine the behavior of electrons by using extremely...

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Picture of the distribution of the genetic information in an E. coli cell. Image credit: University of Bielefeld.

Optical ‘Tractor Beam’ Traps Biological Cells

Dec 28, 2016 by News Staff

Physicists in Germany have developed a novel technique for trapping biological cells with a laser beam. Using this technique, the researchers obtained...

The next leap second will be inserted on December 31, 2016. This will be the 27th leap second added since their adoption in 1972. Image credit: National Physical Laboratory.

2016 Gets Longer with Extra Second Added to New Year Countdown

Dec 23, 2016 by News Staff

This New Year’s countdown will be one second longer as the National Physical Laboratory — the UK’s national measurement institute and the birthplace...

Artist’s impression of a cloud of trapped antihydrogen atoms. Image credit: Chukman So.

CERN Physicists Observe Light Spectrum of Antimatter for the First Time

Dec 19, 2016 by News Staff

Physicists from CERN’s ALPHA experiment today report the first ever measurement on the optical spectrum of an antimatter atom. Artist’s impression...

Artificially grown bismuth crystal illustrating the stairstep structure, with a 1 cm3 cube of bismuth metal. Image credit: Heinrich Pniok / CC BY-NC-ND 3.0.

Scientists Observe Superconductivity in Single Crystals of Pure Bismuth

Dec 8, 2016 by News Staff

According to a team of researchers at the Tata Institute of Fundamental Research (TIFR) in Mumbai, India, pure bismuth — a semimetal with a rhombohedral...

L.M. Maestro et al find that two states of liquid water play an important role in the thermal and optical properties of nanomedical systems; the team’s preliminary findings also suggest that the structure of liquid water strongly influences the thermal stability of proteins. Image credit: Martin Str.

Physicists Demonstrate Existence of Two States of Liquid Water

Nov 12, 2016 by News Staff

There are two states of liquid water, says an international team of physicists led by Oxford University’s Dr. Laura Maestro. L.M. Maestro et al find...

Electron density of a butterfly molecule. Image credit: University of Kaiserslautern.

Physicists Observe Butterfly Rydberg Molecule for First Time

Nov 7, 2016 by News Staff

An international team of physicists, led by Prof. Chris Greene from Purdue University and Prof. Herwig Ott from the University of Kaiserslautern, has observed...

Tetra-neutron system produced in double-charge exchange reaction 4He(8He,8Be). Image credit: Susumu Shimoura / University of Tokyo.

Physicists Demonstrate Existence of Tetraneutron

Nov 4, 2016 by News Staff

An Iowa State University-led team of physicists has demonstrated the quasi-stable existence of a tetraneutron, a subatomic structure once thought unlikely...

Prof. Gordon Cates and Dr. Wilson Miller with the unique imaging apparatus the team built in their lab. Image credit: Dan Addison / University of Virginia.

Polarized Nuclear Imaging: New Technique Has Potential for High-Resolution Medical Diagnostics

Nov 2, 2016 by News Staff

A team of researchers at the University of Virginia has devised a new imaging approach that combines powerful aspects of both magnetic resonance imaging...

The scanning tunneling microscope used to inject electrons into a silicon surface. Image credit: Michelle Tennison.

Physicists Visualize Quantum Behavior of High-Energy Electrons

Sep 28, 2016 by News Staff

A team of physicists from the University of Birmingham and the University of Bath has identified a method to visualize, over a millionth of a billionth...

Universe is Expanding Uniformly, Scientists Say

Sep 23, 2016 by News Staff

The Universe is not spinning or stretched in any particular direction, according to a team of researchers from University College London and Imperial College...

This image shows a pellet of plutonium-238 dioxide. The pellet is glowing red because of the heat generated by the radioactive decay (primarily alpha) of the fuel. Such pellets were used in radioisotope thermoelectric generators that powered NASA’s Galilleo and Cassini spacecraft on missions to Jupiter and Saturn, respectively. Image credit: Los Alamos National Laboratory.

Plutonium Acts Like Ions in a Salt, New Study Shows

Sep 16, 2016 by News Staff

Plutonium, a heavy, silvery metal with 15 isotopes that is produced by the neutron irradiation of natural uranium, is formidably complex element that does...

Proton-proton collisions events in which two high energy electrons and two high energy muons are observed. Image credit: L. Taylor / T. McCauley / CERN.

Madala Boson: Physicists Predict Existence of New Heavy Particle

Sep 7, 2016 by News Staff

An international team of physicists, led by the University of the Witwatersrand (UW) in Johannesburg, South Africa, predicts the existence of a new particle...

A false-color high-resolution transmission electron microscopy image of the zirconium pentatelluride (ZrTe5) with an inset selected area electron diffraction (SAED) pattern, showing the layer normal along the b axis. Scale bar - 2 nm. Image credit: Yanwen Liu et al.

Physicists: Massless Electrons Acquire Mass in Presence of Strong Magnetic Field

Aug 31, 2016 by News Staff

For the first time, physicists have discovered that in an extremely high magnetic field ‘massless’ Dirac electrons can acquire a mass. A false-color...

Dr. Vaccaro is challenging the conventional view of space and time to show how the world advances through time. Image credit: Geralt.

Novel Theory on Moving Through Time

Aug 18, 2016 by News Staff

A physicist at Griffith University in Australia has solved an anomaly of conventional physics and shown that a mysterious effect called ‘T violation’...

The discovery of a possible fifth force of nature would completely change our understanding of the Universe, according to Jonathan L. Feng et al. This Hubble image shows the Whirlpool Galaxy (also known as Messier 51 and NGC 5194) and its companion galaxy, NGC 5195. Image credit: NASA / ESA / S. Beckwith, STScI / Hubble Heritage Team / STScI / AURA.

Theoretical Physicists Confirm Possible Discovery of Nature’s Fifth Fundamental Force

Aug 16, 2016 by News Staff

Recent findings by a team of experimental nuclear physicists in Hungary indicating the possible discovery of a new subatomic particle may be evidence of...

NOvA detector. Image credit: Louise Suter / NOvA Collaboration.

Physicists Shed New Light on How Neutrinos Behave

Aug 8, 2016 by News Staff

Physicists from the NOvA collaboration have announced a new result that could improve our understanding of the behavior of neutrinos. NOvA detector. Image...

Artistic image of light trapped on the surface of a topological insulator. Image credit: Vincenzo Giannini.

Physicists Suggest Light Could Exist in Previously Unknown Form

Aug 5, 2016 by News Staff

According to a team of physicists at Imperial College London (ICL), UK, it is possible to create a new form of light by binding light to a single electron,...

The Pauli exclusion principle predicts a forbidden zone along a meridian of the spherical halo of scattered particles, which the experiments indeed unveiled. The dark band in the graphic shows a rule derived from the principle in action. This rule is that indistinguishable fermions cannot scatter out at 90 degrees to the collision axis. Image credit: Niels Kjærgaard.

Pauli Exclusion: Physicists Directly Observe Key Principle of Quantum Mechanics

Jul 11, 2016 by Enrico de Lazaro

An international team of scientists, led by Dr. Niels Kjærgaard from the University of Otago in Dunedin, New Zealand, has used steerable ‘optical tweezers’...

View of the LHCb detector. Image credit: CERN.

CERN Physicists Observe Three New Tetraquark Particles

Jul 6, 2016 by Enrico de Lazaro

Physicists on CERN’s LHCb collaboration say they’ve observed three new exotic particles – X(4274), X(4500) and X(4700) – and also confirmed the...

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