Einstein

Quantum-classical transition. Adapted From M D Reid 2017 J. Phys. A: Math. Theor. 50 41LT01. Copyright IOP Publishing.

Cats in Physics

By Phil Brown on September 15, 2017

This week the Ig Nobel Prizes were awarded; for achievements that first make you laugh, then make you think. The Ig Nobel prize for physics was awarded to a study On the Rheology of Cats, but these feline house guests… Read More ›

Spooky physics: 50 years of Bell’s theorem

By Phil Brown on October 28, 2016

For this frightful Halloween, JPhys+ is focussing on Einstein’s “spooky action at a distance,” non-locality and in particular Bell’s Theorem by highlighting a Journal of Physics A: Mathematical and Theoretical Special Issue on 50 Years of Bell’s Theorem. As highlighted… Read More ›

Sketch of the operating regimes of a rectenna as a function of the source voltage and the photon energy divided by the electronic charge.

Rectifying light

By Dean Williams on July 21, 2016

The optical rectenna: where Maxwell meets Einstein