Positively and negatively charged particles, on the contrary, attract each other.
What we want are charged particles of, the smallest possible mass.
The first is that, unlike planets orbiting a sun, electrons are charged particles.
Genesis, a mission to collect solar wind charged particles for analysis on Earth.
At that time, the only positively charged particles known were atomic nuclei.
Then it was discovered that beta radiation is negatively charged particles.
Here it is possible to have charged particles that will actually move faster than the speed of light in water.
In fact, it is made up of quarks, which are electrically charged particles.
Electrons are charged particles (point charges with rest mass).
The current is a flow of electrons, negatively charged particles.