2022 年 40 巻 2 号 p. 234-246
This article describes the basic principles and provides useful tips for recording event-related potentials (ERPs) in psychology experiments. The topics include: selection of electroencephalogram (EEG) amplifiers and choice of recording parameters, types and choice of electrodes, explanation of balanced non-cephalic electrode reference, a step-by-step procedure to determine electrode positions according to the International 10–20 system, techniques for secure placement of dish electrodes onto the scalp, explanation of what to observe in the EEG to monitor subject conditions during experiments, and many practical tips for reducing noise and artifacts in EEG data. The article is intended to be a desk-side guide for beginners and for those confronting difficulties in obtaining high-quality, artifact-free data in ERP experiments.
