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      • KCI등재

        중국 대학 한국어학과 고전문학 교재 사용 현황 : ’20-’21학년도 길림성 소재 대학을 중심으로

        정반반(Pan Pan, Ding),권대광(Dae Kwang, Kwon) 한국문화융합학회 2021 문화와 융합 Vol.43 No.7

        이 글에서는 길림성 소재 대학의 한국문학 개설현황을 점검하고, 사용 교재의 내용의 적절성과 체계성을 검토하였다. 이들 대학에서 고전문학교육은 주로 문학사 강의를 통해 이뤄지고 있으며, 작품을 감상할 수 있는 절대적인시수 확보가 어려운 상황이다. 또 학사구조 개편이나 한국어학과에 대한 사회적 요구로 점차 고전문학교육이 소외되어 가고 있는 것으로 보인다. 길림성 소재 대학에서 ’20-’21학년도에 개설 중인 문학 수업의 내용을 교재를 중심으로 교재의 사용자라 할 수있는 교사와 학생들에 대한 인터뷰를 토대로 고전문학을 교재 속에서 어떻게 다뤄지고 있는지 살펴보았다. 개설중인 17개 고전문학 강의에서 문학사 교재 4종, 선독 교재 2종이 쓰이고 있음을 확인했다. 학생들은 대체로 문학사 강의를 통해 고전문학을 접하고 있었으며, 선독 강의의 경우 대부분이 현대문학 작품을 대상으로 교수 학습의초점이 맞춰져 있었다. ’20-’21학년도를 기준으로 했을 때 길림성 내에 설치된 대학의 한국어학과에서는 중국 내에서 출판된 책들만을 사용하고 있었다. 교재의 개발 단계에서 보조자료를 제시하는 경우 교수자 중심의 수업 용이성이 강조되는 경우가 있었으며, 학습자에게 다양한 보조자료를 제시하면서 이전 시기 교재와는 차별화하는 경향도 살펴볼 수 있었다. 또한, 제재의선정에 있어서 기존 교재에 반영됐던 북한 문학의 연구성과와 한국의 연구성과 역시 점차 반영되어 가고 있는 점을 확인하였다. In this article, the current status of Korean literature in universities in Jilin Province was investigated, and the school hours and textbooks for classical literature education were examined. In these universities, classical literature education is mainly given in the lectures on the history of literature, and it is not easy to secure proper school hours to study. In addition, it seems that classical literature education is being neglected due to the reorganization of the curriculum and the social demands for Korean language education. Based on interviews with teachers and students, focusing on the contents of the literature class being given in the 20-21 academic year at a university in Jilin Province, we examined how classical literature is realized in the textbook. It was confirmed that four types of literature history textbooks and two types of reading Korean literature textbooks were being used in the 17 classical literature lectures. Students were commonly exposed to classical literature through lectures on the history of Korean literature and the reading Korean literature. Most of the lectures focused on teaching modern literature moreover, those lectures using only books published in China. In the development stage of the textbook, teachability was often considered a significant focus, and there was a tendency to differentiate from the previous period textbooks by presenting various auxiliary articles and word lists to learners. When selecting works or articles, it was confirmed that the research results of South Korea were increasingly reflected. Moreover, It can be said as changing in the existing convention that North Korea’s research was centered in Korean literature education. The textbook confirmed changes in the design of systematic learning activities gradually becoming more precise.

      • KCI등재

        An Egg-Shaped Elastic Viscoplastic Model for Clay: Experimental Investigation and Constitutive Modelling

        Pan Ding,Luying Ju,Ri-Qing Xu,Zihai Yan,Mingming Wu,Gangping Zhang 대한토목학회 2023 KSCE Journal of Civil Engineering Vol.27 No.5

        This paper presents the experimental investigation carried out for evaluation of the rheological behaviours of Hangzhou soft clay, and proposes a three-dimensional elastic viscoplastic model to describe the rheological characteristics under triaxial condition. Firstly, the time-dependent behaviours of Hangzhou soft clay, such as creep and strain rate effects, were observed and discussed based on the analysis of rheological tests. Subsequently, a constitutive model was formulated under the framework of Perzyna’s overstress theory and incorporates other developments, including: 1) A smooth and continuous egg-shaped yield surface, whose shape can change from an ellipse to a teardrop shape, thus providing greater flexibility for better modelling; 2) An equivalent time concept, which enables the model to describe the time-dependent behaviours under different loading paths. By varying the shape parameter, the newly established model can be degenerated into modified Cam-clay (MCC) model or Yin-Graham elastic viscoplastic model. Finally, the model was solved numerically using the fourth-order convergent iterative method combined with the Runge-Kutta method. Comparison of simulation results and experimental data shows that the newly proposed model has an ability to predict creep characteristics and strain rate effects of soft clay.

      • KCI등재

        Research on Tourist Needs Based on Food Docent-Guided Tour - focused Guangzhou Xiguan

        Ding-Ding Chen,Wan-Sok Jang,Young-Hwan Pan 한국융합학회 2020 한국융합학회논문지 Vol.11 No.12

        최근 지역 문화 발전과 도시 다양성의 맥락에서 각각의 관광지들은 독특한 민속 문화를 발굴하여 관광객의 관심과 방문을 유도하고 있다. 지속 가능한 관광의 일환으로 미식 관광은 명승지 환경을 해치는 건설을 할 필요도 없 고, 지역 주민과 관광객에게 서비스를 제공하기 위한 시설 개선 만하면 되는 장점도 있다. 그러나 기존의 미식 관광은 관광객을 풍속 현장에만 두게 되어 주체 간에 다른 문화적 차이를 넘어 민속 문화의 핵심을 체험할 수 없었다. 본 논문 은 관찰 방법, 융복합 주제 연구 및 사례 연구를 통해 민속 문화를 이해하는데 있어서 푸드 도슨트 가이드 투어의 역할 을 연구하였다. 특히 도슨트 가이드 투어에서 미식 관광이 지속 가능 발전이라는 목표를 잘 달성할 수 있도록 가이드가 관광객들로 하여금 민속 문화의 핵심에 보다 효과적으로 동화되어 체험할 수 있도록 돕는 방법을 연구하였다. Under the background of regional cultural development and cities' diversity, various tourist destinations attract tourists' attention and visit by mining their unique folk culture. As a part of sustainable tourism, gastronomy tourism can provide residents and tourists services only by improving the residents' facilities without damaging the environment. However, the existing gastronomy tourism only makes tourists in the folk scene, and tourists can not overstep the cultural differences caused by intersubjectivity to experience the core of folk culture. This paper attempts to use the observation method, cross-subject study, and case study to study the role of food docent-guided tours in understanding folk culture. Moreover, the docent-guided tour studies how the docent can help tourists go deep into the core of folk culture better to realize the sustainable development goal of gastronomy tourism.

      • KCI등재

        Effect of support on the performance of Mn–Cu oxides for low temperature selective catalytic reduction of NO with NH3

        Wei-Guo Pan,Jie-nan Hong,Rui-Tang Guo,Wen-long Zhen,Hong-lei Ding,Qiang Jin,Cheng-gang Ding,Shi-yi Guo 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.4

        MnOx–CuOx/TiO2 and MnOx–CuOx/Al2O3 catalysts were prepared by sol–gel method and used for low temperature selective catalytic reduction of NO with NH3. The results showed that MnOx–CuOx/TiO2 had better catalytic activity and SO2 resistance than MnOx–CuOx/Al2O3 in the temperature range of 100–250 ℃. The properties of the catalysts were characterized by using XRD, N2 adsorption, temperature programmed reduction (H2-TPR) and temperature programmed desorption (NH3-TPD). It was found that the support has a great impact on the acidity of catalyst; TiO2 and Al2O3 can promote the formation of Lewis acid sites and Bro¨ nsted acid sites respectively.

      • KCI등재

        Initial Corrosion Behavior of a Copper-Clad Plate in Typical Outdoor Atmospheric Environments

        Pan Yi,Kui Xiao,Kangkang Ding,Lidan Yan,Chaofang Dong,Xiaogang Li 대한금속·재료학회 2016 ELECTRONIC MATERIALS LETTERS Vol.12 No.1

        A copper-clad printed circuit board (PCB-Cu) was subjected to long-termexposure test under typical Chinese atmospheric environments to studycorrosion failure mechanisms. The corrosion behavior was investigated byanalyzing electrochemical impedance, scanning Kelvin probes, stereo andscanning electron microscopes, and energy-dispersive spectra. Resultsshowed that the initial surface potential was unevenly distributed. Theoutdoor PCB-Cu samples suffered severe corrosion caused by dust particles,contaminated media, and microorganisms after long-term atmosphericexposure. The initial localized corrosion was exacerbated and progressed togeneral corrosion for samples in Turpan, Beijing, and Wuhan underprolonged exposure, whereas PCB-Cu in Xishuangbanna was only slightlycorroded. The tendency for electrochemical migration (ECM) of PCB-Cuwas relatively low when applied with a bias voltage of 12 V. ECM was onlyobserved in the PCB-Cu samples in Beijing. Contaminated medium and highhumidity synergistically affected ECM corrosion in PCB-Cu materials.

      • KCI등재

        Fixed-time Output Feedback Consensus of Second-order Multi-agent Systems with Settling Time Estimation

        Ding Zhou,An Zhang,Pan Yang 제어·로봇·시스템학회 2020 International Journal of Control, Automation, and Vol.18 No.8

        This study discusses fixed-time consensus problem of second-order multi-agent systems with unmeasurable velocity and uncertain disturbance. The proposed control scheme includes two parts: one part is a fixed-time convergent state observer to estimate the unknown velocity while the other part is a fixed-time consensus algorithm based on integral sliding mode. Mathematical proof is given and some stability conditions are derived. Moreover, the settling time depends on the parameters of state observer and consensus algorithm, which can be theoretically estimated offline regardless of initial states. Finally, the proposed control scheme is employed to coordinated control of single-link robotic manipulators and the simulation examples verify the efficiency of the results.

      • KCI등재

        Event-triggered Finite-time Formation Control for Multiple Unmanned Aerial Vehicles with Input Saturation

        Pan Yang,An Zhang,Ding Zhou 제어·로봇·시스템학회 2021 International Journal of Control, Automation, and Vol.19 No.5

        Considering formation control of multi-UAV system subject to input saturation, the issue of achieving predefined configuration in a distributed finite-time event-triggered scheme is investigated. Precise feedback linearization based on differential geometry theory is utilized to linearize the nonlinear motion model of unmanned aerial vehicles. A fixed-time convergent observer is skillfully constructed to estimate the leader’s velocity information with accuracy and quickness. A novel distributed event-triggered finite-time formation control protocol incorporated by saturation functions is proposed to achieve the desired formation in finite time. An estimation of the finite-settling time is conducted by subtly constructing the Lyapunov function. Rigorous proof shows the finite-time stability of the formation control algorithm, boundedness of the control inputs and non-existence of the unexpectedZeno behavior. Numerical simulations are performed to demonstrate the effectuality of the theoretical results.

      • Clinical Risk Factor Analysis for Breast Cancer: 568,000 Subjects Undergoing Breast Cancer Screening in Beijing, 2009

        Pan, Lei,Han, Li-Li,Tao, Li-Xin,Zhou, Tao,Li, Xia,Gao, Qi,Wu, Li-Juan,Luo, Yan-Xia,Ding, Hui,Guo, Xiu-Hua Asian Pacific Journal of Cancer Prevention 2013 Asian Pacific journal of cancer prevention Vol.14 No.9

        Objectives: Although there are many reports about the risk of breast cancer, few have reported clinical factors including history of breast-related or other diseases that affect the prevalence of breast cancer. This study explores these risk factors for breast cancer cases reported in Beijing in 2009. Materials and Methods: Data were derived from a Beijing breast cancer screening performed in 2009, of 568,000 women, from 16 districts of Beijing, all aged between 40 and 60 years. In this study, multilevel statistical modeling was used to identify clinical factors that affect the prevalence of breast cancer and to provide more reliable evidence for clinical diagnostics by using screening data. Results and Conclusion: Those women who had organ transplants, compared with those with none, were associated with breast cancer with an odds ratio (OR)=65.352 [95% confidence interval (CI): 8.488-503.165] and those with solid breast mass compared with none had OR=1.384 (95% CI: 1.022-1.873). Malignant tendency was strongly associated with increased risk of breast cancer, OR=207.999(95% CI: 151.950-284.721). The risk of breast cancer increased with age, $OR_1$=2.759 (95% CI: 1.837-4.144, 56-60 vs. 40-45), $OR_2$=2.047 (95% CI: 1.394-3.077, 51-55 vs. 40-45), $OR_3$=1.668 (95% CI: 1.145-2.431). Normal results of B ultrasonic examination show a lower risk among participants, OR= 0.136 (95% CI: 0.085-0.218). Those women with ductal papilloma compared with none were associated with breast cancer, OR=6.524 (95% CI: 1.871-22.746). Therefore, this study suggests that clinical doctors should pay attention to these high-risk factors.

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