Patent ID: 9673830
Date: 2017-06-06
CPC Classifications: G04F,H03L,Y10T

Claim:
1. An atomic cell comprising: a wall section configuring an internal space in which metal atoms are encapsulated; a coating film arranged on the wall section; a through-hole configured to allow the internal space and an outside to communicate with each other and pierce through the wall section; and a coating member separate and apart from the coating film, the coating member including a material having a characteristic the same as or similar to a characteristic of the coating film in an opening of the through-hole in plan view from the internal space side; a sealing material configured to seal the internal space; and a cushioning material arranged between the sealing material and the coating member, wherein at least a part of the coating member is arranged in the through-hole, and a portion of the coating member is separate and apart from the through-hole, and faces the internal space.