http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
밀도범함수를 이용한 정방정계-NiSi (010)/Si 계면 층의 구조 연구
김대희,김대현,서화일,김영철,Kim, Dae-Hee,Kim, Dae-Hyun,Seo, Hwa-Il,Kim, Yeong-Cheol 한국전기전자재료학회 2009 전기전자재료학회논문지 Vol.22 No.5
Tetragonal-NiSi (010)/Si superstructures were calculated for studying the interface structure using density functional theory, The orthorhombic-NiSi was changed to the tetragonal-NiSi to be matched with the Si surface for epitaxy interface. The eight interface models were produced by the type of the Si surfaces, The tetragonal-NiSi (010)/Si (020)[00-1] superstructure was energetically the most favorable, and the interface thickness of this superstructure was the shortest among the tetragonal-NiSi (010)/Si superstructures. However, in the case of tetragonal-NiSi (010)/Si (010)[00-1] superstructure, it was energetically the most unfavorable, and the interface thickness was the longest. The energies and interface thicknesses of tetragonal-NiSi (010)/Si superstructures were influenced by the coordination number of Ni atoms and the bond length between atoms located at the interface.
Orthorhombic-NiSi/Si (010) 구조의 Pd 치환 연구: 제 1 원리 계산
김대희,김대현,서화일,김영철,Kim, Dae-Hee,Kim, Dae-Hyun,Seo, Hwa-Il,Kim, Yeong-Cheol 한국반도체디스플레이기술학회 2008 반도체디스플레이기술학회지 Vol.7 No.4
NiSi is less stable than the previously-used $CoSi_2$ at high temperature. Some noble metals, such as Pd and Pt, have been added to NiSi to improve its thermal stability. We employed a first principles calculation to understand the Pd segregation at the interface. An orthorhombic structure of NiSi was used to construct an orthorhombic-NiSi/Si (010). Lattice parameters along a- and c-axes in orthorhombic-NiSi were matched with those of Si for epitaxy contact. The optimized $1\times4\times1$ orthorhombic-NiSi (010) and $1\times2\times1$ Si (010) superstructures were put together to construct the orthorhombic-NiSi/Si (010), and the superstructure was relieved in calculation to minimize its total free energy. The optimized interface thickness of the superstructure was $1.59\AA$. Pd atom was substituted in Ni and Si sites located near interface. Both Ni and Si sites located at the interface were favorable for Pd substitution.
Y-doped BaZrO<sub>3</sub>에서의 산소 공공과 프로톤의 이동
김대희,정용찬,박종성,김병국,김영철,Kim, Dae-Hee,Jeong, Yong-Chan,Park, Jong-Sung,Kim, Byung-Kook,Kim, Yeong-Cheol 한국세라믹학회 2009 한국세라믹학회지 Vol.46 No.6
We studied the transfer of oxygen vacancy and proton in Y-doped BaZr$O_3$ (BYZ) using density functional theory (DFT). An oxygen vacancy was generated in the $2{\times}2{\times}2$ BYZ superstructure by replacing two Zr atoms with two Y atoms to satisfy the charge neutrality condition. The O vacancy transfer between the first and second nearest O atom sites from a Y atom showed the lowest activation energy barrier of 0.42 eV, compared to the other transfers between first and first, and second and second in the superstructure. Two protons were inserted in the structure by adding a proton and hydroxyl that were supplied by the dissociation of a water molecule. The two protons bonded to the first and second nearest O atoms were energetically the most favorable. The activation energy barrier for a proton transfer in the structure was 0.51 eV, when either proton transferred to its neighbor O atom. This value was well matched with the experimentally determined one.
화상 환자에서 신속 순차 시각 제시를 이용한 주의깜빡임에 관한 예비연구
김대희,전보라,서정훈,조용석,임해준,허준,김도헌,전욱,김종현,정명훈,최인근,이병철,Kim, Dae Hee,Jun, Bora,Seo, Cheong Hoon,Cho, Yongsuk,Yim, Haejun,Hur, Jun,Kim, Dohern,Chun, Wook,Kim, Jonghyun,Jung, Myung Hun,Choi, Ihngeun,Lee, Boung Ch 대한생물정신의학회 2010 생물정신의학 Vol.17 No.2
Objectives : Trauma patients have attentional bias which enforces traumatic memories and causes cognitive errors. Understanding of such selective attention may explain many aspects of the posttraumatic stress disorder(PTSD) symptoms. Methods : We used the rapid serial visual presentation(RSVP) method to verify attentional blink in burn patients with PTSD. International affective picture system(IAPS) was used as stimuli and distracters. In the 'neutral test', patients have been presented series of pictures with human face picture as target stimuli. Each picture had 100ms interval. However the distance between target facial pictures was randomized and recognition of second facial picture accuracy was measured. In the 'stress test', the first target was stress picture which arouses patient emotions instead of the facial picture. Neutral and Stress tests were done with seven PTSD patients and 20 controls. In '85ms test' the interval was reduced to 85ms. The accuracy of recognition of second target facial picture was rated in all three tests. Eighty-five ms study was done with eighteen PTSD patients. Results : Attentional blinks were observed in 100-400ms of RSVP. PTSD patients showed increased recognition rate in the 'stress test' compared with the 'neutral test'. When presentation interval was decreased to 85 ms, PTSD patient showed decrease of attentional blink effect when target facial picture interval was 170ms. Conclusion : We found attentional blink effect could be affected by stress stimulus in burn patients. And attentional blink may be affected by stimulus interval and the character of stimulus. There may be some other specific mechanism related with selective attention in attentional blink especially with facial picture processing.
김주필(Joo Pil Kim),김대희(Dae Hee Kim) 한국거미연구소 2017 한국거미 Vol.33 No.2
2014년 5월 4일부터 2017년 8월 5일까지 충청북도 충주시 살미면 재오개리 일대를 한국거미연구회 회원 김대희가 주야로 채집한 결과, 총 18과 43속 47종이 조사 연구되어 이에 발표하는 바이다. 채집한 표본은 주필거미박물관에 보관되어있다. From May 4 2014 to August 5 2017, collected spiders of 18 families 43 Genera 47 species from Jaeogae-ri, Salml-myeon, Chungju-si, Chungcheongbuk-do. The result of investigation is reported by Dae-Hee Kim, the member of Arachnological Institute of Korea. The specimens of those spiders are placed in the Joo-Pil Spider Museum.
김주필(Joo Pil Kim),김대희(Dae Hee Kim) 한국거미연구소 2017 한국거미 Vol.33 No.1
2013년 10월 20일부터 2017년 5월 4일까지 서울특별시 동작구 사당동 일대에서 한국거미연구소 회원(김대희)이 채집 조사한 결과 21과 42속 50종의 거미가 조사 연구되어 이에 보고하는 바이다. From October 20, 2013 to May 4, 2017, Kim Dae-Hee, who is one of members of Arachnological Institute of Korea, reports the result of investigation of spiders living around Sadang-dong, Dongjak-gu. He has identified 21 family, 42 genus, 50 species.
김주필(Joo Pil Kim),김대희(Dae Hee Kim),지승환(Seung Hwan Ji),지성현(Sung Hyun Ji) 한국거미연구소 2017 한국거미 Vol.33 No.2
2017년 7월 4일부터 6일까지 경상남도 거제시 거제도 일대를 김주필, 김대희, 지승환, 지성현, 최라미, 이영경 등 한국거미연구소 회원들이 주야로 채집한 결과, 총 23과 56속 75종이 조사 연구되어 이에 발표하는 바이다. 채집한 표본은 주필거미박물관에 보관하였다. From July 4 to 6 in 2017. Joo-Pil Kim, Dae-Hee Kim, Seung-Hwan Ji, Sung-Hyun Ji, Ra-Mi Choi, Yeong-Gyeong Lee, the members of The Arachnological Institute of Korea investigated the spiders in the whole area of Geoje city, Geoje-do, Gyeongsangnam-do and report 23 Family 56 Genus 75 Species of spiders. The collected spiders are placed (stored) in the Joo-Pil Spider museum.
중국산 중생대 후기 거미화석(거미목 : 왕거미과) 연구
김주필(Joo Pil Kim),김대희(Dae Hee Kim) 한국거미연구소 2017 한국거미 Vol.33 No.1
중국 지린성(吉林省) 남부 지역인 랴오위안(Liaoyuan) 탄광 도시인 중생대 후기 셰일(Shales) 지층인 Yixian 층에서 발굴된 왕거미과 일종인 Aranejdae sp.를 보고한다. Joo-Pil Kim and Dae-Hee Kim, who are members of the Arachnological Institute of Korea, report AraneMae sp. that was discovered in Yixian layer of Shale beds in Liaoyuan, a mine city located in the south of Jilin City in China.
김주필(Joo Pil Kim),정혜리(Hye ri Jeong),김대희(Dae Hee Kim),박동우(Dong Woo Park),서재웅(Jae Woong Seo),이현우(Hyun woo Lee) 한국거미연구소 2017 한국거미 Vol.33 No.1
2016년 3월 31일부터 7월 31일까지 서울특별시 서초구 서초동에 위치한 서울고등학교 교정 일대를 서울고등학교 환경생물부 부원들이 채집 조사한 결과 20과 43속 53종의 거미가 조사 연구되어 이에 보고하는 바이다. From March 31st to July 31st in 2016, members of an environmental biology club at Seoul High School located in Seocho-gu, Seoul, Dae-Hee Kim, Dong-Woo Park, Jae-Woong Seo and Hyun-woo Lee, collected 20 families 43 genera 53 species of spiders and report the result of the study here.
김주필(Joo Pil Kim),김대희(Dae Hee Kim) 한국거미연구소 2017 한국거미 Vol.33 No.2
2013년 10월 20일부터 2017년 8월 6일까지 경기도 이천시 장호원읍 방추리 일대를 한국거미연구회 회원 김대희가 채집한 결과, 총 20과 44속 57종이 조사 연구되어 이에 발표하는 바이다. 채집한 표본은 주필거미박물관에 보관하였다. From October 20 2013 to August 6 2017, Kim Dae-hee, the member of The Arachnological Institute of Korea, collected the spiders in the whole area of Bangchu-ri, and reports 20 families, 44 genera 57 species of spiders. The collected spiders are placed in the Joo-Pil Spider museum in Namyangju-si, Gyeonggi-do.