Optical cell for observing solidification of helium

✍ Scribed by M.-T. Chen; A.J. Dahm

• Publisher: Elsevier Science
• Year: 1995
• Tongue: English
• Weight: 123 KB
• Volume: 35
• Category: Article
• ISSN: 0011-2275
• DOI: 10.1016/0011-2275(95)90430-n

✦ Synopsis

An innovative method to seal a pressure cell for observing crystallization in liquid helium isotopes is presented. Empirically, the cell is superleak-tight up to a pressure of 30 bar, and is reliable after thermal cycles between room temperature and 1 K.