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임미애(Lim mi-ae) 한국인체미용예술학회 2007 한국인체미용예술학회지 Vol.8 No.3
Makeup not only provides aesthetic beauty, but also provides psychological assurance, and is thus constantly developing as a can"t-live-without tool for modern men and women. Makeup is largely divided into fundamental makeup, base makeup, and point makeup, of which point makeup is used for the aesthetic expression of character. In the past, makeup interest was centered largely on lip-point makeup, but is now increasingly being focused on eye-point makeup. Furthermore, various eyelash makeup methods that play an important role in more beautified expression of the eyes are being developed.<BR> Eyelashes are hair of about 10mm that grow at the edge of the eyelids, with approximately 100-150 lashes on the upper eyelid and 70-80 on the lower eyelid. The eyes are sensitive to touch and the eyelashes ac as a protective shield by reflexively closing when it comes in contact with dust or other foreign substances. The objective of eyelash makeup is ultimately to more beautifully express the eyes, which in turn largely influences the appearance of eyes in terms of depth and size.<BR> In addition, character expression and aesthetic expression is becoming possible with eyelash makeup alone. Even with the popularity and growing trend of lucid makeup that seemingly appears as though no makeup has been applied, eyelash curling is used for eyelash makeup. With the increase and diversity of mascara and fake eyelash products and its usage frequencies, this research focuses on the actual application and method of eyelash makeup based on theory.<BR> This research selected a model with approximately symmetrical eyes and applied eyelash curler makeup methods, mascara makeup methods, and fake eyelash makeup methods, and compared each result of before and after curling the lashes.<BR> As a result, the usage of eyelash curler created an optical illusion making the eyes appearing larger. The non-use or misuse of eyelash curlers resulted in creating the mascara-applied eyes to appear smaller. In the case eyelashes were properly curled, fake eyelashes appeared to be much more natural than improperly curled eyelashes.
Hydrophobic - Hydrophilic 분체의 계면활성제에 의한 Wettability 연구
노승백,임미애 ( Seung Baik Rho,Mi Ae Lim ) 한국공업화학회 1998 공업화학 Vol.9 No.2
분체 형태의 소수성 고분자 polymethylmethacrylate(PMMA), poly vinyl chloride(PVC)와 친수성 금속 aluminium에 대한 water, glycerol, formamide, diiodomethane, 1,1,2,2-tetrabromoethane, 1-bromonaphthalene, acetone, chloroform, benzene, ethanol과 methanol과의 접촉각을 Washburn식을 기본으로 한 wicking법으로 측정하였다. 또한, 농도에 따른 음이온 계면활성제 SDS(sodium dodecyl sulfate)와 양이온 계면활성제 CTAB(cetyl trimethylamonium bromide) 수용액과의 접촉각을 측정하였다. 유기액체들과의 측정된 접촉각으로부터 Zisman plot을 사용하여 임계표면장력, γc를 예측하였으며, 농도에 따른 계면활성제 SDS와 CTAB수용액과의 접촉각으로부터 adhesion tension plot을 사용하여 γc를 예측하였다. 유기액체, 계면활성제 SDS와 CTAB수용액에 대해서 분체 PMMA의 γc는 각각 43.5, 28.3과 36.2mNm^(-1)이며, 분체 PVC의 γc는 각각 44.2, 28.0과 34.8mNm^(-1)값을 얻었다. 이로부터, 고체 표면의 적심성과 성질이 계면활성제의 첨가에 의해 변화됨을 알 수 있었다. 또한, 측정된 접촉각으로부터 조화평균식을 사용하여 각 고체의 표면자유에너지, γs와 그 성분 값들을 결정하였다. The contact angle on powder hydrophobic polymer PMMA(polymethylmethacrylate), PVC(poly vinyl chloride) and hydrophilic metal aluminium was measured by wicking method on the base of Washbum equation for water, glycerol, formamide, diiodomethane, 1,1,2,2-tetrabromoethane, 1-bromonaphthalene, acetone, chloroform, benzene, ethanol, methanol, and for anionic surfactant SDS(sodium dodecyl sulfate) and cationic surfactant CATB(cetyl trimethylamonium bromide) aqueous solutions with concentrations. The values of γc estimated by Zisman plot and adhesion tension plot for contact angle with organic liquids, SDS, and CTAB aqueous solutions were 43.5, 28.3, and 36.2 mNm^(-1) for PMMA and 44.2, 28.0, and 34.8 mNm^(-1) for PVC, respectively. From the results, it was considered that wettability and characteristics of solid surface were transformed by adding surfactant. The surface free energy, γs and its components of PMMA, PVC, and aluminium were determined using harmonic equation.
안정동위원소 비율 및 테트라하이드로칸나비놀 함량 분석을 통한 한국산 대마의 재배 환경 추론
이재신,박용훈,이종숙,정진일,임미애,정희선,Lee, Jae-Sin,Park, Yong-Hoon,Rhee, Jong-Sook,Jeong, Jin-Il,Lim, Mi-Ae,Chung, Hee-Sun 대한약학회 2008 약학회지 Vol.52 No.3
Stable isotope ratio of carbon and nitrogen ($\delta^{13}C$ & $\delta^{15}N$), and $\Delta^{9}$-tetrahydrocannabinol (THC) contents were measured on 37 Korean cannabis and 10 commercial grade marijuana seized in Korea. Factors influencing on the measured values and their variations were investigated. $\delta^{13}C$ value of cannabis is specified mainly by water availability. Korean cannabis showed relatively low $\delta^{13}C$ values ranging -33.29$\sim$-27.01% (mean=-31.01%), which reflect geographic conditions of Korea where is rainy, especially during summer. $\delta^{15}N$ values, which reflect individual planting conditions, were relatively high up to -0.5$\sim$18.0% (mean=6.44%). It reflects characteristics of Korean cannabis growing wild in forest or cultivated in fertile soil. Tetrahydrocannabinol is the major hallucinogenic compound of cannabis. Ethanol extracts of cannabis leaves were derivatized by N,O-bis(trimethylsilyl)trifluoroacetamide (BSTFA), and the derivatives were analyzed by GC-MS in selected ion monitoring (SIM) mode. THC contents of Korean cannabis ranged 0.11$\sim$4.34% (mean=1.47%), which were relatively low compared with commercial grade marijuana.
국부적 열원을 기반으로 합성한 백금 나노입자가 코팅된 산화아연 나노와이어와 화학센서의 응용
김동환(Donghwan Kim),임미애(Mi-Ae Lim),양대종(Dajong Yang),박종욱(Chong Ook Park),박인규(Inkyu Park) 한국생산제조학회 2011 한국생산제조시스템학회 학술발표대회 논문집 Vol.2011 No.4
In this paper, we have developed a novel fabrication method of ZnO nanowires (NWs) based on localized hydrothermal synthesis and simple surface modification process with Pt nanoparticles (NPs) for gas sensing applications. The microheaters under interdigitated electrodes supply localized heating to initiate a direct growth of ZnO NWs between the electrodes selectively. The device can be used for the detection of hydrogen (H₂) at 100-5000ppm. Moreover, the surface of ZnO NWs can be selectively coated with Pt NPs by using the microheaters to further improve the H2 sensing performances. This study may provide a new opportunity for a simple modification of nanostructures and applying it to multiplexed chemical sensor.
국부적 열에너지 기반 유연한 기판에 집적된 나노와이어 센서의 제작 및 유해 물질 감지의 응용
김동환(Donghwan Kim),임미애(Mi-Ae Lim),박종욱(Chong Ook Park),박인규(Inkyu Park) 대한기계학회 2011 대한기계학회 춘추학술대회 Vol.2011 No.10
Wearable gas sensors are promising candidates for environmental sensing applications due to their excellent properties such as light-weight and mechanical flexibility. However, there still exist significant challenges to develop flexible gas sensor such as integration, mechanical and electrical robustness of nanomaterials. In this paper, we have developed a facial fabrication method of wearable hydrogen sulfide (H<SUB>2</SUB>S) sensors using ZnO nanowires (NWs) decorated with palladium (Pd) nanoparticles (NPs) based on localized hydrothermal synthesis, which can improve the aforementioned issues. The microheater arrays under interdigitated electrodes supply localized heating to initiate a direct growth of ZnO NWs between the electrodes selectively. In addition, the surface of ZnO NWs can be selectively coated with Pd NPs by using the microheater arrays to further improve the H<SUB>2</SUB>S sensing performances. The flexible device could be used for the detection of H<SUB>2</SUB>S at 10-20 ppm. This study may provide a new opportunity for a simple fabrication of flexible chemical sensor arrays.