UV sources Comparison Table
| Model |
µSIRIUS Small Spot |
µSIRIUS Focused |
UVS 10/35 |
HIS 14 HD (Focus) |
HIS 13 (Focus) |
UVS 300 Small Spot |
| Summary |
Next generation high intensity µFOCAL UV source |
Next generation high intensity small spot UV source |
Robust and simple VUV source |
High density VUV source for UPS, ARPES, PEEM and µ-ARPES |
High performance UPS light source |
High Perfomance VUV Light Source with Small Spot Focus and High Intensity |
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| Operation |
| Operating Gases |
All Noble Gases |
All Noble Gases |
He, Ne, Ar, Kr, Xe |
He, Ne, Ar, Kr, Xe |
He, Ne, Ar, Kr, Xe |
He I and He II, H |
| Working Pressure |
< 5x10-8 mbar |
< 5x10-8 mbar |
< 5x10-7 mbar |
< 5x10-8 mbar (2 stages) < 1x10-9 mbar (3 stages) |
< 5x10-8 mbar (2 stages) < 1x10-9 mbar (3 stages) |
< 5x10-8 mbar |
| Working Distance |
30 mm |
15 mm |
15 mm |
70 mm |
10 mm |
15 mm |
| Working Principle |
Duo Plasmatron |
Duo Plasmatron |
High Voltage Discharge |
High Voltage Discharge |
High Voltage Discharge |
Duo Plasmatron |
| Monochromator |
Available |
Available |
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Available |
| Performance |
| Photon Flux Density |
3x1014 photons/(s*mm2) |
> 1x1014 photons/(s*mm2) |
> 8x1015 photons/(s*Sr) (Source Only) |
4x1012 ph/(s*mm2) 8x1011 ph/(s*mm2) with HIS Mono |
3.2x1011 ph/(s*mm2) with 0.8 mm capillary 4.6x1011 ph/(s*mm2) with 1.2 mm capillary 6.0x1011 ph/(s*mm2) with 1.7 mm capillary |
7x1013 photons/(s*mm2) < 2x1016 photons/(s*Sr) (Photon Flux, Source Only) |
| Spot Size |
< 100 µm |
< 300 µm |
< 2 µm |
< 180 µm |
1.1 mm with 0.8 mm capillary 1.5 mm with 1.2 mm capillary 2.0 mm with 1.7 mm capillary |
< 500 µm |
| Capillary |
µFOCAL 100 |
ETC |
Quartz (0.8 or 1.3 mm) |
Focussing Mirror |
Quartz (0.8, 1.2 or 1.7 mm) |
ETC |
| Mounting |
| Mounting Flange |
DN35CF |
DN35CF |
DN35CF |
DN63CF (DN100CF) |
DN40CF (DN63 CF) |
DN35CF |
