Parameter		Value
Laser	Instrument	Photon Machines G2
	Energy	0.87-1.04 J cm-2
	Wavelength	193 nm
	Pulse Length	4 ns
	Repetition Rate	5-7 Hz
	Spot Size	50x50 μm square
	Beam Optics	Beam homogeniser
		Optical attenuator
Interface	Sample Cell Type	2 Volume Helex
	Gas Flows	1 L min-1 He
	Transfer Devices	Squid
Mass Spec	Type	Agilent 7700x ICP-MS
	11B	10-50 ms
	24Mg	10-50 ms
	25Mg	10-50 ms
	27Al	10-50 ms
	43Ca	10-50 ms
	44Ca	10-50 ms
	86Sr	10-50 ms
	87Sr	10-50 ms
	88Sr	10-50 ms
	138Ba	10-50 ms
	Cycle Time	348 ms