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정소명,류희욱 한국냄새환경학회 2020 실내환경 및 냄새 학회지 Vol.19 No.3
In this study, we evaluated the scent intensity, emotional response, and EEG response according to the concentration of bergamot scent inhaled by young women whose average age was 18, and analyzed the correlation between these factors. The correlation between bergamot concentration (P, vol %) and odor intensity (I) was [I] = 1.22 + 0.86P (r2 = 0.99). The scent intensity of bergamot was about 3.8. The emotional response to the scent of bergamot was rated as pleasant, fresh, refreshing and feminine. Inhaling bergamot decreased the α waves in the brain and increased the θ, β, and γ waves. Additionally, the edge frequencies of the SEF50 and SEF90 were increased by 0.14 Hz to 0.59 Hz and 0.75Hz to 1.26 Hz respectively by bergamot. The odor intensity (concentration) and emotional response regarding bergamot showed a weak correlation with the amount of change in the edge frequency (ΔSEF50 and ΔSEF90). These results suggest that bergamot is a refreshing, feminine fragrance with an arousing effect that activates the brain.
정소명,류희욱 한국냄새환경학회 2020 실내환경 및 냄새 학회지 Vol.19 No.1
This study investigated the convergence of the QEEG and mood state changes in healthy females from late teens to twenties in relation to the inhalation of peppermint oil (peppermint) in different concentrations (0.1~100%). Brain activity upon stimulation by different concentrations was analyzed based on the RPVs and CVB (%), representing a rate of change compared with the background QEEG. Peppermint showed the effect of relaxation at low concentrations (0.1 and 1%) with increased θ and α waves and decreased β and γ waves. As the concentration of peppermint increases, the α wave decreases, and the θ, β and w waves increase, and there is an arousal effect. Peppermint was rated as having a refreshing, exhilarating, and intense smell. At a low concentration of 0.1%, peppermint chiefly produced a feeling of pleasantness, freshness and refreshment. However, the increase in peppermint concentration resulted in a masculine, exiting, and hard emotional response. As the concentration of peppermint increased, the odor intensity increased in a linearly. The amount of change (ΔSEF50 and ΔSEF90) in edge frequencies closely related to the activation and stress of the brain showed a positive correlation. Odor intensity has a stronger association with ΔSEF90, a stress-related brain wave indicator than with ΔSEF50, a brain activation-related indicator. In addition, both ΔSEF50 and ΔSEF90 showed a positive correlation with APIGF (feelrefreshing average preference index) and a negative correlation with APIAC (Active-Calm average preference) and APIAll (total average preference index). These findings indicate that (1) the correlation between odor intensity and stress and (2) the relationship between emotional and QEEG can be interpreted in terms of brain wave study.
`교권 보호 종합 대책`을 통해 본 유치원교사 교권보호 정책의 현황과 과제
정소명,임지혜,이정욱 한국유아교육학회 2016 정기학술대회 논문집 Vol.2016 No.1
본 연구는 유치원 교사의 교권보호 정책의 근간이 되고 있는 `교권 보호 종합 대책(교육과학기술부, 2012)`에서 제시한 정책의 내용을 검토하고 유치원 교사의 교권보호를 위한 적용 가능성과 문제점, 그리고 향후 개선 방안을 진단하는 데 목적이 있다. 교권 보호 종합 대책을 분석한 결과, 첫째, 교권 개념에 대한 협의가 요구되고 둘째, 학부모의 교권 침해에 대한 가중 처벌 정책을 적용하는 방안이 검토되어야 한다. 셋째, 피해 유치원 교사의 상담 · 치료, 법률 상담 등의 지원이 강화 되어야 하며 넷째, 유치원 교사 교권 침해 사례 은폐 방지 및 예방 강화 되어야 한다. 마지막으로 유치원 교사를 고려한 교권보호를 위한 인프라 구축의 노력이 필요하다. 더 나아가 앞으로 유치원 교사의 교권보호를 위해 유치원의 학교교권보호위원회 설치 규정에 대한 법적 명시, 교권보호를 위한 관리자의 책임감과 노력 요구, 유치원 교사의 정신 건강을 지원하는 제도 개선 및 교권지원센터 활용 방안 마련, 교권에 대한 교육 및 연수, 유치원 교사의 교권에 대한 관심과 연구가 이루어져야 한다는 것을 과제 및 시사점으로 제안한다.
정소명,김민경,류희욱 한국냄새환경학회 2015 실내환경 및 냄새 학회지 Vol.14 No.4
This study investigated the convergence of the QEEG and mood state changes in healthy females from teens to twenties on the inhalation of jasmine oil in different concentrations (0.01~100%). Brain activity upon stimulation by different concentrations was analyzed based on the RPVs and CVB, representing a rate of change compared with the background QEEG. The emotions elicited through jasmine were evaluated on a 20-point scale. The result of this evaluation showed that jasmine deactivated fast alpha but activated theta. In addition, it provided evidence for changes in the frequency band according to concentration. As concentration increased, the effect of alpha inhibition decreased, while the effect of inhibition of the high frequency band (20~50 Hz) increased. SEF50 and SEF90, which indicate the state of arousal, decreased as the jasmine concentration increased. Furthermore, it was assessed as having a pleasant, feminine, fresh and soft odor. Therefore, this study suggested that the inhalation of jasmine oil affected brain wave activities and mood states.