Laser-plasma accelerators can accelerate particles over distances that are up to 1,000 times shorter than those required by ...

Superradiant Smith-Purcell radiation (S-SPR) is a kind of free electron radiation with a train of free electron bunches ...

THERYQ is developing a radiotherapy system that uses very high-energy electrons to treat deep-seated tumours, and can also ...

Atomic clocks record time using microwaves at a frequency matched to electron transitions in certain atoms. They are the basis upon which a second is defined. But there is a new kid on the block ...

Free electron lasers have unique advantages of high power, wide frequency tunablility and et al, however, they face challenge ...