https://ogma.newcastle.edu.au/vital/access/ /manager/Index en-au 5 Development of an improved field ionization detector incorporating a secondary electron stage https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:12367 Sat 24 Mar 2018 08:18:32 AEDT ]]> A design for a pinhole scanning helium microscope https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:17575 Sat 24 Mar 2018 08:04:01 AEDT ]]> A desktop supersonic free-jet beam source for a scanning helium microscope (SHeM) https://ogma.newcastle.edu.au/vital/access/ /manager/Repository/uon:21548 19 atoms per second per steradian. The beam performance was investigated using a conventional ion gauge and a stagnation detector, with the latter being used to produce beam flux profiles. The profile of the macroskimmed beam has been experimentally demonstrated to be strongly Gaussian.]]> Sat 24 Mar 2018 07:50:25 AEDT ]]>