About the measurement method of radiation emission

I have a question about how to measure radiation emissions.

Tittle is『Optimizing EMI in Switching Regulators for Consumer and RF-Sensitive Applications』

URL is :https://www.monolithicpower.com/jp/optimizing-emi-in-switching-regulators-for-consumer-and-rf-sensitive-applications

Question1
How do you measure the EMI Tests shown in Fig. 8 and Fig. 9?

Question2
Is the board put in a case for measurement?

Best regard.

Hi hideyuki_okada,

I will look into your questions and provide an update soon.