http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
장석우 ( Jang Seok Woo ),박인길 ( Park In Gil ),김대겸 ( Kim Dae Kyeum ),최현 ( Choi Hyun ) 한국감성과학회 2014 감성과학 Vol.17 No.2
High-frequency is sound produced in non-audible area, which couldn`t be heard in daily life. The frequency range above 22Khz is called ``high-frequency`` and its components are called ``HFC (High-Frequency Components)``. It is known that ocean wave sound is rich in HFC, because it brings serenity and causes α-waves in human mind. When this natural sound is combined with high-frequency, it seems to give a pleasurable feeling, indicated by an α -wave increase and a β-wave decrease. We call this phenomena the hypersonic effects. In this experiment, subjects listened to the ocean wave sound simultaneously with corresponding frequencies similar to ocean wave frequency components created artificially in a electric circuit. Brain waves were measured by an EEG system with 8 channels using 8 electrodes on Fp1, Fp2, F3, F4, T3, T4, O1, and O2. The results showed that α-wave increase and β-wave decrease were statistically significant while subjects were listening to the ocean wave sound along with the high frequency components, reflecting the hypersonic effect.