Viewpoints

Photonic Crystals “Go Hyper”

Photonic Crystals “Go Hyper”

October 27, 2014

Stavroula Foteinopoulou

A design for a photonic crystal made with so-called hyperbolic metamaterials could provide unprecedented control of light waves confined to the surface.

Two Photons into One

Two Photons into One

October 22, 2014

Zheshen Zhang

The interaction between two individual photons in a nonlinear optical waveguide offers new possibilities for quantum information processing.

Particle Scattering Simplified

Particle Scattering Simplified

October 20, 2014

Lance J. Dixon

A new formula for the scattering of massless particles may simplify predictions and analyses of LHC experiments and shed new light on quantum gravity theories.

Magnetic Fields Lock in the Heat for Fusion

Magnetic Fields Lock in the Heat for Fusion

October 14, 2014

Riccardo Betti

Sandia researchers demonstrate that magnetic fields help retain heat in an imploding pellet of fuel, increasing the number of fusion reactions.

Synopses

Electrons Reveal Molecular Geometries

Electrons Reveal Molecular Geometries

October 29, 2014

The energy lost by electrons passing through a material can reveal the symmetry of individual molecules inside the sample.

Beating Turbulence to Find a Mate

Beating Turbulence to Find a Mate

October 28, 2014

A statistical-physics model provides an accurate description of how animals communicate via pheromones in a turbulent atmospheric environment.

A Shield for Rydberg Atoms

A Shield for Rydberg Atoms

October 23, 2014

The quantum properties of cold rubidium atoms on a chip can be protected by a thin metal layer on the chip’s surface.

Friction Gradients Guide Artificial Walkers

Friction Gradients Guide Artificial Walkers

October 22, 2014

Pairs of micrometer-sized magnetic beads could “hunt” for chemicals by sensing changes in surface friction.

Focus

Holey Rubber Slab Has Controllable Stiffness

Holey Rubber Slab Has Controllable Stiffness

October 24, 2014

Squeezing a holey rubber slab changes its stiffness over a wide range in the direction perpendicular to the squeeze.

Saving Space with Quantum Information

Saving Space with Quantum Information

October 17, 2014

A technique that packs the full content of three bits of quantum information into two may be a space saver for quantum computers.

Notes from the Editors

Blue Was the Hardest Color

Blue Was the Hardest Color

October 13, 2014

The winners of the 2014 Physics Nobel Prize solved several major engineering problems over a period of decades before finally producing a useful blue LED.


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