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Aya Katayama

1 paper in the library · publishing 2026

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EEG dynamics during prolonged Samatha meditation: A case study across levels of meditation expertise

PsyArXiv June 29, 2026 Yuta Naito, Tomohisa Asai, Aya Katayama et al. preprint

This case study examined differences in the temporal dynamics of EEG indices as a function of meditation expertise using a quantitative analytic framework. EEG was recorded and analyzed across multiple sessions over three days during prolonged Samatha meditation in two meditation novices and two expert meditators. Alpha-band power, beta-band power, and peak alpha frequency were extracted in...