Oxygen at KVI

Maximum beam currents of the AECR-U Ion Source at KVI-CART.  The beam currents have been measured with a faraday cup equipped with an electron suppression ring. The faraday cup has an opening of 40 mm in diameter.

Mixing gas: Helium

Bias: -141V, -2.4 mA

Microwave power: 0.97kW 14 Ghz , 0.265kW 11.837Ghz

Acceleration voltage:  23 kV, 4.3 mA

Material consumption: NA