Patent ID: 9191017
Filing Date: 2015-11-17
Classification: G04F,H03B,H03L

Abstract:
1. A quantum interference device, comprising: a base portion; a unit portion including a gas cell in which metal atoms are filled, a heating portion that generates heat, a light emitting portion that emits light to excite the metal atoms in the gas cell, and a light detecting portion that detects the light transmitted through the gas cell; and a support portion that includes a plurality of leg portions whose one end is connected to the base portion and a connecting portion, which connects the plurality of leg portions to each other, and that supports the unit portion against the base portion, wherein a connection portion between each of the leg portions and the base portion is separated from the unit portion in plan view from a direction in which the base portion and the unit portion overlap each other, wherein the connecting portion has a through hole passing through the connecting portion in a direction in which the base portion and the unit portion overlap each other, and wherein each of the leg portions has a hollow portion.