Physics News


Letter shows a fearful Einstein long before Nazis' rise

More than a decade before the Nazis seized power in Germany, Albert Einstein was on the run and already fearful for his country's future, according to a newly revealed handwritten letter.

Fri 9 Nov 18 from Phys.org

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Researchers ID promising key to performance of next-gen electronics

Taking electrons out for a spin through the nanoscopic streets of a digital device ľ without spinning out of control ľ has challenged researchers for years.

Tue 13 Nov 18 from Phys.org

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A two-atom quantum duet

Researchers at the Center for Quantum Nanoscience (QNS) within the Institute for Basic Science (IBS) achieved a major breakthrough in shielding the quantum properties of single atoms on a surface. ...

Fri 9 Nov 18 from Phys.org

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Sandwich structure of nanocrystals as quantum light source

Excited photo-emitters can cooperate and radiate simultaneously, a phenomenon called superfluorescence. Researchers from Empa and ETH Zurich, together with colleagues from IBM Research Zurich, ...

Thu 8 Nov 18 from Phys.org

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SpacetimeŚa creation of well-known actors?

Most physicists believe that the structure of spacetime is formed in an unknown way at the Planck scale, i.e., at a scale close to one trillionth of a trillionth of a metre. However, careful ...

Fri 9 Nov 18 from Phys.org

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Factors affecting turbulence scaling

Fluids exhibiting scaling behaviour can be found in diverse physical phenomena occurring both in the laboratory and in real-world conditions. For instance, they occur at the critical point when ...

Thu 8 Nov 18 from Phys.org

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Quantum systems: Same, but different

Remarkable rules have been detected in the apparent chaos of disequilibrium processes. Different systems behave identically in many ways, if they belong to the same "universality class." This ...

Thu 8 Nov 18 from Phys.org

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Levitating particles could lift nuclear detective work

Laser-based 'optical tweezers' could levitate uranium and plutonium particles, thus allowing the measurement of nuclear recoil during radioactive decay. This technique, proposed by scientists ...

Wed 7 Nov 18 from Phys.org

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How stretchy fluids react to wavy surfaces

Viscoelastic fluids are everywhere, whether racing through your veins or through 1,300 kilometers of pipe in the Trans-Alaska Pipeline. Unlike Newtonian fluids, such as oil or water, viscoelastic ...

Wed 7 Nov 18 from Phys.org

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Simulating hypersonic flow transitions from smooth to turbulent

To break out of Earth's lower orbit, hypersonic vehicles must reach speeds greater than Mach 5. At these hypersonic speeds, the air particles and gases that flow around the vehicle and interact ...

Tue 6 Nov 18 from Phys.org

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