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      • KCI등재

        A Note on Aspectual Properties of Korean Idioms

        Lan Kim 한국생성문법학회 2018 생성문법연구 Vol.28 No.3

        Kim, Lan. 2018. A Note on Aspectual Properties of Korean Idioms. Studies in Generative Grammar, 28-3, 433-447. This paper investigates aspectual properties of idiomatic expressions in Korean, the data that have not received much attention in the study of Korean idioms. Extending McGinnis’ (2002, 2005) observation concerning English, I examine aspectual behaviors of phrasal idioms in Korean and show that the meaning of phrasal idioms in Korean follows from the composition of their parts. If the current work is on the right track, it may offer support to the argument that has been made in generative grammar in which idioms are not just random units but may act as systematic and compositional phrases.

      • KCI등재

        The Nonlinear Equivalent Input Disturbance Coordinated Control for Enhancing the Stability of Hydraulic Generator System

        Lan‑Mei Cong,Xiao‑Cong Li 대한전기학회 2020 Journal of Electrical Engineering & Technology Vol.15 No.2

        Hydraulic generator plays more important roles as a renewable clean energy in improving stability. As hydraulic generator enjoys strong nonlinear properties, traditional linearized control method may holds worse adaptability for vary disturbances. In order to solve the problem, a Nonlinear Equivalent Input Disturbance Coordinated Control (NEIDCC) method is proposed in this paper. The objective functions related to system control performance are frstly determined. Then the multi-objective equations satisfying the Brunovsky normal form are derived, by which the nonlinear control problem is transformed to linear space to be solved. The nonlinear equivalent control law is obtained from the linear law by calculating the Γ derivative of the objective functions. When the system is subjected to diferent disturbances, the designed NEIDCC control law supports dynamic damping by observing the disturbance to stabilize the oscillations. As a result, the control system holds good performance. The simulation results of the designed hydraulic turbine generator control system demonstrate the efectiveness of the NEIDCC method.

      • KCI등재

        标准成本法与作业成本法融合的研究

        徐香?(Xu, Xiang-Lan),金春洙(Kim, Chun-Soo) 한국국제회계학회 2017 국제회계연구 Vol.0 No.75

        With the rapid development of science and technology and the popularization of information technology, the production environment and manufacturing processes have changed significantly, enterprises increasingly rely on machines and computer control program. The proportion of direct labor costs in the product cost structure has sharply declined, while the proportion of manufacturing cost has increased substantially. With the change of product cost structure, the focus of cost control is gradually shifted from direct material cost and direct labor cost to the manufacturing cost. In order to adapt to the new manufacturing environment, establishing a scientific cost management system has become an inevitable trend. Although the standard cost method provides a cost basis for cost control and performance evaluation, it is not easy to find out the specific link of the cost variance due to too single manufacturing cost distribution standard. Therefore, it is necessary to introduce the basic idea of activity-based costing in the process of setting product standard cost. Based on the activity, the manufacturing cost of the product is allocated by different allocation ratio to ensure the accuracy of product cost accounting. This paper which is based on the standard cost method and activity-based cost method discusses the necessity for the integration of both, and describes its application in Boiler Manufacturing X Co. Ltd. to seek a new cost management model to adapt to the manufacturing environment of modern enterprises. Through the integration of standard cost method and activitybased costing method, the enterprise management goal and the specific production operation are combined to achieve the effective control of product cost.

      • KCI등재

        Verb Copying and Situation Delimiters in Chinese

        박혜선,Zhang Lan 대한언어학회 2006 언어학 Vol.14 No.2

        Park, Hyeson & Zhang, Lan. 2006. Verb Copying and Situation Delimiters in Chinese. The Linguistic Association of Korea Journal, 14(2), 115-131. Chinese has the verb copying construction, in which a verb is copied after a non-referential/non-specific object in the presence of adverbial elements such as duration and frequency phrases, or the complex stative construction. Several analyses have been proposed for this construction from both formal and functional perspectives. Among the formalists, Yi (1990) proposes that verb copying occurs to assign case to the adverbial, which is an NP in Chinese. In this paper, incorporating Yi's case approach and Wechsler and Lee's (1996) theory on 'situation delimiters', and in comparison with Korean accusative marked adverbials, we propose a new analysis of the verb copying construction. Wechsler and Lee (1996) propose that accusative marked adverbials in Korean are situation delimiters and they get accusative case due to the universal principle, Case Domain Generalization (CDG), which states that the domain of direct case for a predicate may be extended to include a situation delimiter. Contrary to Wechsler & Lee, however, we propose that CDG is not a universal principle; rather, it is parameterized depending on whether multiple accusative case checking is allowed or not in a language. Since Chinese does not allow multiple case checking, verb copying is utilized to license the situation delimiters.

      • SCOPUS

        Preference for Green Packaging in Consumer Product Choices: Empirical Evidence from Gen Z Consumers in Vietnam

        Lan NGUYEN(Lan NGUYEN ),Trang Minh NGUYEN(Trang Minh NGUYEN ),Quyen TRINH(Quyen TRINH ),Nhu Anh DAO(Nhu Anh DAO ) 한국유통과학회 2023 The Journal of Asian Finance, Economics and Busine Vol.10 No.2

        Recently, the call for better accountability and social responsibility from corporations has been regularly voiced, both in the academic literature and in public discussions. This poses a challenge to the existing literature in understanding consumption behaviors to direct them toward sustainable development. This study investigates the purchase intention of Gen Z consumers in Vietnam with green packaging products. Data were collected from 914 respondents by online questionnaire and then analyzed using OLS. The results suggest the significant influence of customers’ income and packaging in driving customers’ intention to use environmentally-friendly products. Specifically, consumers in a higher income class participate more actively in green purchases. However, problems associated with inadequate packaging are also illustrated, resulting in the poor perception of green messages and poor practice of ecological actions. Besides, subjective norms and green trust are found to be adversely related to green consumer intention. In addition, gender disparity in green behavior is reported, where female consumers show a higher tendency to ecological consumption than their male counterparts. Other demographic factors are also included in the model as control variables, which are age, education, price, environmental literacy, environmental concern, and psychological awareness, but they do not have a significant impact on green purchase intention.

      • SCOPUSKCI등재

        The Influence of a Second Metal on the Ni/SiC Catalyst for the Methanation of Syngas

        ( Lan Lan Song ),( Yue Yu ),( Xiao Xiao Wang ),( Guoq Jang Jin ),( Ying Yong Wang ),( Xiang Yun Guo ) 한국화학공학회 2014 Korean Chemical Engineering Research(HWAHAK KONGHA Vol.52 No.5

        The catalytic performance of silicon carbide supported nickel catalysts modified with or without secondmetal (Co, Cu and Zn) for the methanation of CO has been investigated in a fixed-bed reactor using a feed consisting of25% CO and 75% H2 without any diluent gas. It has been found that the introduction of Co species can clearly improvethe catalytic activity of Ni/SiC catalyst, whereas the addition of Cu or Zn can result in a significant decrease in the catalyticactivity. The characterizations by means of XRD, TEM, XPS, CO-TPD and H2-TPR indicate that the addition ofCo could decrease the particle size of active metal, increase active sites on the surface of methanation catalyst, improvethe chemisorption of CO and enhance the reducibility of methanation catalysts. Additionally, the special interaction betweenCo species and Ni species is likely favorable for the dissociation of adsorbed CO on the surface of catalyst, and this mayalso contribute to the high activity of 5Co-Ni/SiC catalyst for CO methanation reaction. For 5Cu-Ni/SiC catalyst and 5Zn-Ni/SiC catalyst, Cu and Zn species could cover partial nickel particles and decrease the chemisorption amount of CO. These could be responsible for the low methanation activity. In addition, a 150h stability test under 2 MPa and 300 oCshowed that 5Co-Ni/SiC catalyst was very stable for CO methanation reaction.

      • SCIESCOPUSKCI등재

        Calcium-Alginate-Chitosan의 스트론튬 이온 흡착 거동

        Lan Dong,Bing Deng,Lan Lan Ding,Qiong Cheng,Yong Yang,Yang Du 한국고분자학회 2014 폴리머 Vol.38 No.5

        Sodium alginate and chitosan are added to a CaCl2 solution to prepare calcium-alginate-chitosan and calciumalginategels. After dehydration through stoving, two types of adsorbent particles are obtained. The adsorption processof the particles obtained for low concentrations of Sr2+ satisfies a second-order kinetic equation and the Freundlich adsorptionmodel. The thermodynamic behaviors of the particles indicate that adsorption occurs via a spontaneous physical process. XPS pattern analysis is used to demonstrate the adsorption of Sr2+ by calcium alginate and chitosan. By buildingan interaction model of the molecules of chitosan and alginate with Ca2+ and Sr2+ to calculate energy parameters, Fukuiindex, Mulliken charge, and Mulliken population, adsorption of Sr2+ on the molecular chains of chitosan as well as theboundary of calcium-alginate-chitosan is observed to show weak stability; by contrast, adsorption between molecularchains is high.

      • KCI등재

        Early CT Findings of Coronavirus Disease 2019 (COVID-19) in Asymptomatic Children: A Single-Center Experience

        Lan Lan,Xu Dan,Xia Chen,Wang Shaokang,Yu Minhua,Xu Haibo 대한영상의학회 2020 Korean Journal of Radiology Vol.21 No.7

        Objective: The current study reported a case series to illustrate the early computed tomography (CT) findings of coronavirus disease 2019 (COVID-19) in pediatric patients. Materials and Methods: All pediatric patients who were diagnosed with COVID-19 and who underwent CT scan in Zhongnan Hospital of Wuhan University from January 20, 2020 to February 28, 2020 were included in the current study. Data on clinical and CT features were collected and analyzed. Results: Four children were included in the current study. All of them were asymptomatic throughout the disease course (ranging from 7 days to 15 days), and none of them showed abnormalities in blood cell counts. Familial cluster was the main transmission pattern. Thin-section CT revealed abnormalities in three patients, and one patient did not present with any abnormal CT findings. Unilateral lung involvement was observed in two patients, and one patient showed bilateral lung involvement. In total, five small lesions were identified, including ground-glass opacity (n = 4) and consolidation (n = 1). All lesions had ill-defined margins with peripheral distribution and predilection of lower lobe. Conclusion: Small patches of ground-glass opacity with subpleural distribution and unilateral lung involvement were common findings on CT scans of pediatric patients in the early stage of the disease.

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