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영화 「악한 천사들(Evil Angels)」에 나타난 대항 공론의 장
김민희 ( Kim¸ Minhee ) 서울대학교 종교문제연구소 2020 종교와 문화 Vol.0 No.39
Fred Schepisi's Evil Angels (1988) is a documentary-like film based on the so-called Chamberlain case, in which the parents of a missing infant were found guilty of murder. The movie realistically reenacts one of the most representative cases of a judicial ruling distorted by sensationalist media and popular prejudice without using any of the dramatic devices habitually employed to thrill audiences. The protagonists are depicted as ordinary citizens, inducing a feeling of sympathy. To suggest the importance of the counter-public movement, the film reproduces a scene from a TV debate in which the validity of the crucial pieces of evidence presented at the trial was overthrown. Through these methods, Schepisi indicts popular public opinion, which has been distorted by commercialized and incendiary media, and the judicial system that responds to it. Moreover, the film itself acts as a counter-public sphere, showing how the Chamberlains proceeded to the universal sphere beyond just proving their innocence.
Kim, Yongjung,Im, Myungshin,Jeon, Yiseul,Kim, Minjin,Hyun, Minhee,Kim, Dohyeong,Kim, Jae-Woo,Taak, Yoon Chan,Yoon, Yongmin,Choi, Changsu,Hong, Jueun,Jun, Hyunsung David,Karouzos, Marios,Kim, Duho,Kim, American Astronomical Society 2018 The Astrophysical journal Vol.855 No.2
<P>To date, most of the luminous quasars known at z similar to 6 have been found to be in maximal accretion with the Eddington ratios, lambda(Edd) similar to 1, suggesting enhanced nuclear activities in the early universe. However, this may not be the whole picture of supermassive black hole (SMBH) growth, since previous studies have not reached faint quasars that are more likely to harbor SMBHs with low lambda(Edd). To gain a better understanding of the accretion activities in quasars in the early universe, we obtained a deep near-infrared (NIR) spectrum of a quasar, IMS J220417.92+011144.8 (hereafter IMS J2204+0112), one of the faintest quasars that has been identified at z similar to 6. From the redshifted C IV lambda 1549 emission line in the NIR spectrum, we find that IMS J2204+0112 harbors a SMBH with a solar mass of about a billion and lambda(Edd) similar to 0.1, but with a large uncertainty in both quantities (0.41 dex). IMS J2204+0112 has one of the lowest Eddington ratios among quasars at z similar to 6, but a common value among quasars at z similar to 2. Its low lambda(Edd) can be explained with two scenarios; the SMBH growth from a stellar-mass black hole through short-duration super-Eddington accretion events or from a massive black hole seed (similar to 10(5) M-circle dot) with Eddington-limited accretion. NIR spectra of more faint quasars are needed to better understand the accretion activities of SMBHs at z similar to 6.</P>
DISCOVERY OF A FAINT QUASAR AT <i>z</i> ∼ 6 AND IMPLICATIONS FOR COSMIC REIONIZATION
Kim, Yongjung,Im, Myungshin,Jeon, Yiseul,Kim, Minjin,Choi, Changsu,Hong, Jueun,Hyun, Minhee,Jun, Hyunsung David,Karouzos, Marios,Kim, Dohyeong,Kim, Duho,Kim, Jae-Woo,Kim, Ji Hoon,Lee, Seong-Kook,Pak, IOP Publishing 2015 ASTROPHYSICAL JOURNAL LETTERS - Vol.813 No.2
<P>Recent studies suggest that faint active galactic nuclei may be responsible for the reionization of the universe. Confirmation of this scenario requires spectroscopic identification of faint quasars (M-1450 > -24 mag) at z greater than or similar to 6, but only a very small number of such quasars have been spectroscopically identified so far. Here, we report the discovery of a faint quasar IMS J220417.92+011144.8 at z similar to 6 in a 12.5 deg(2) region of the SA22 field of the Infrared Medium-deep Survey (IMS). The spectrum of the quasar shows a sharp break at similar to 8443 angstrom, with emission lines redshifted to z = 5.944 +/- 0.002 and rest-frame ultraviolet continuum magnitude M-1450 = -23.59 +/- 0.10 AB mag. The discovery of IMS J220417.92+011144.8 is consistent with the expected number of quasars at z similar to 6 estimated from quasar luminosity functions based on previous observations of spectroscopically identified low-luminosity quasars. This suggests that the number of M-1450 similar to 23 mag quasars at z similar to 6 may not be high enough to fully account for the reionization of the universe. In addition, our study demonstrates that faint quasars in the early universe can be identified effectively with a moderately wide and deep near-infrared survey such as the IMS.</P>
Discovery of a Faint Quasar at z ~ 6 and Implications for Cosmic Reionization
Yongjung Kim,Myungshin Im,Yiseul Jeon,Minjin Kim,Changsu Choi,Jueun Hong,Minhee Hyun,Hyunsung David Jun,Marios Karouzos,Dohyeong Kim,Duho Kim,Jae-Woo Kim,Ji Hoon Kim,Seong-Kook Lee,Soojong Pak,Won-Kee 한국천문학회 2016 天文學會報 Vol.41 No.1
Are Quasars Growing Fast in the Early Universe?: The Lowest Eddington Ratio Quasar at z~6
Yongjung Kim,Myungshin Im,Yiseul Jeon,Minjin Kim,Minhee Hyun,Dohyeong Kim,Jae-Woo Kim,Yoon Chan Taak,Yongmin Yoon,Changsu Choi,Jueun Hong,Hyunsung David Jun,Marios Karouzos,Duho Kim,Ji Hoon Kim,Seong- 한국천문학회 2017 天文學會報 Vol.42 No.2
Bio-signal based Emotion Visualization Map System using Smartphone
( Minhee Kim ),( Sungteac Hwang ),( Dong Keun Kim ),( Mincheol Whang ) 한국감성과학회 2014 춘계학술대회 Vol.2014 No.-
Recently location-based services industry has improved leading to rapid evolution of space-based sentiment visualization applications. While there is ongoing research on sentiment vocabulary based visualization of sentiments, there has been no research on bio signal based sentiment visualization in real time. In this research, using a smartphone, sentiments were classified as arousal, neutral, and relaxation on the basis of the measured pulse rate. An application to visualize these sentiments on map has also been implemented. The application works as follows. First, using a smart phone, pulse rate is measured. Then the bio-signal based sentiments are classified into three classes viz., arousal (pulse rate above 79 bpm), neutral (pulse rate between 61-79 bpm), and relaxation (pulse rate below 61 bpm). Next, the computed sentiment class and the user`s location data (latitude and longitude) measured using GPS were are stored in SQLite DB. Finally, these data values are marked on a map with Google map API. T
Kim, Minhee,Li, Loretta Y.,Gorgy, Tamer,Grace, John R. Elsevier 2017 Environmental pollution Vol.220 No.2
<P><B>Abstract</B></P> <P>Polybrominated diphenyl ethers (PBDEs) are still present in sewage sludge and sludge-amended soil, even though commercial PBDEs were prohibited or voluntarily phased out several years ago. In this study, levels and compositional profiles of seven major PBDE congeners in sludge are assessed in relation to their usage patterns in commercial products, and years of being banned and phased out in North America, Europe, and Asia. Annual accumulations and future long-term changes of PBDE in sludge-amended soil are estimated. BDE-209 has the highest concentration, followed by BDE-99 and BDE-47. The highest concentrations, up to 23,500 ng g<SUP>−1</SUP>, of PBDEs in sludge were found in North America until 2004–2007, whereas since then sludge PBDE concentrations, up to 6600 ng g<SUP>−1</SUP> have been higher in Asia than on the other two continents. The amount of sludge applied and the soil organic matter content play important roles in determining PBDE concentrations in sludge-amended soil. The estimated concentrations of BDE-47, -99, and -209 in soils receiving sludge applications during the past 15 years are 40–300 times higher than in soils after the initial sludge application. The accumulated concentrations of BDE-47 and BDE-99 are expected to decrease by 99% between 2016 and 2100, whereas the decrease in the BDE-209 concentration is predicted to be approximately 87%.</P> <P><B>Highlights</B></P> <P> <UL> <LI> PBDE levels in sludge were highest in North America until 2004-2007. </LI> <LI> Since 2007, PBDE concentrations in sludge have been highest in Asia. </LI> <LI> BDE-209 has the highest concentration in sludge, followed by BDE-99 and -47. </LI> <LI> The concentration of BDE-209 in soil is predicted to decrease by 87% by 2100. </LI> </UL> </P> <P><B>Graphical abstract</B></P> <P>[DISPLAY OMISSION]</P>
FLOW CHARACTERISTICS OF SYNTHETIC JETS DEPENDING ON EXIT CONFIGURATION
Minhee Kim,Byunghyun Lee,Chongam Kim 한국산업응용수학회 2012 한국산업응용수학회 학술대회 논문집 Vol.7 No.2
Flow characteristics of synthetic jets have been computationally investigated for different exit configurations under a cross flow condition. The exit configuration of a synthetic jet substantially affects the process of vortex generation and evolution, which eventually determines the mechanism of jet momentum transport. Two types of exit configurations were considered: one is a conventional rectangular exit, and the other is a series of circular holes. The interactions of synthetic jets with a freestream were performed by analyzing the vortical structure characteristics. The effectiveness of flow control was evaluated by examining the behavior of the wall shear stress. Through various comparisons, it was observed that the exit configuration should be regarded as an important design parameter, and the circular exit provides better performance than the rectangular exit in terms of sustainable vortical structure and flow control capability.