Patent ID: 11923219
Assignee: SEMES CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  B | IPC B  H

Claim 0:
1. An apparatus for treating a substrate, the apparatus comprising:
a process chamber having a process space in which the substrate is treated with a fluid in a supercritical state;
a support unit configured to support the substrate in the process space;
a fluid supply unit configured to supply the fluid into the process space;
a filler member configured to face the substrate placed on the support unit in the process space; and
a measurement unit configured to measure a state in the process space,
wherein the measurement unit is provided in the filler member, and
wherein the filler member includes,
a housing including a first material, and
a transmissive window including a second material and installed in the housing, the transmissive window capable of transmitting a wireless communication signal therethrough, a heat transfer rate of the first material being higher than a heat transfer rate of the second material.