| Metal | Buffer gas | diameter | length | details | ||||||||
| Isotopically enriched Rb87 | no buffer gas | 25mm | 75 mm | AR coated windows | ||||||||
| Isotopically enriched Rb87 | 2.5Torr of Ne | 25mm | 75 mm | AR coated windows | ||||||||
| Isotopically enriched Rb87 | 5Torr of Ne | 25mm | 75 mm | AR coated windows | ||||||||
| Isotopically enriched Rb87 | 15Torr of Ne | 25mm | 75 mm | AR coated windows | ||||||||
| Isotopically enriched Rb87 | 30Torr of Ne | 25mm | 75 mm | AR coated windows | ||||||||
| Natural abundance Rb | no buffer gas | 25mm | 75 mm | |||||||||
| Natural abundance Rb | no buffer gas | 25mm | 75 mm | |||||||||