Uncharged elementary particle with a mass of 1.67492716 ·10... detector with good discrimination towards other Energy dispersion through matter or space. In atomic physics... types. In Any substance which can be fissioned by neutrons, during whi... located within a gas Absorption or emission of electrons by atoms or molecules, w... detector, e.g. an Device for detection of ionizing radiation by measuring the ..., neutrons initiate fissions. The energy-rich Nuclides generated by fission or subsequent radioactive deca... create voltage pulses due to their high Absorption or emission of electrons by atoms or molecules, w... density which can be well distinguished from the background.