DESCARGAS PLASMA FOCUS HEAT TRANSFER ION BEAMS PRODUCTION AND DETECTION Ion beams MARTENSITIC TRANSFORMATION PLASMA FOCUS DISCHARGES PRODUCCION Y DETECCION DE HACES DE IONES SURFACE TREATMENT TRANSFERENCIA DE CALOR TRANSFORMACION MARTENSITICA TRATAMIENTO DE SUPERFICIES Ion energy spectral analysis Ions Nitrogen Plasma applications Plasma devices Plasma focus Spectrum analysis Atoms Charge carrier processes Coating techniques Coatings Copper Electron emission Faraday cup diagnostic Faraday cup diagnostics Ion sources Ionization Low energy plasma focus device Mathematical models