China is set to switch on one of the most powerful sources of X-ray light in the world. The High Energy Photon Source near ...

The hard X-ray FEL has come of age. A free-electron laser is not like other lasers. It works by forcing a beam of electrons, travelling at nearly the speed of light, to oscillate in a long ...

It is called the European X-ray Free Electron Laser (XFEL). Scientists say the way it shines light on targets will permit, for example, chemical bonds to be filmed in the instant that they are ...

Copper is a promising catalyst for sustainably converting carbon dioxide into substances with more electrons (called reduced ...