Results 61 to 70 of about 173,430,391 (153)

Enhancement of Stability and Power Quality in Salient-Pole Synchronous Generators via Rotor Flux Barriers for Quadrature-Axis Reactance Control

Revue des Énergies Renouvelables
Building upon our previous research (Kim et al. 2023), which conclusively established the rotor flux barrier as an effective method for selectively reducing quadrature-axis synchronous reactance (Xq), this study addresses a crucial question that arose ...
Jin-Hyok Kim, Tae-Song O, Chol-Hyok Pae   +2 more
doaj   +1 more source

Existence and Continuous Dependence on Initial Data of Solution for Initial Value Problem of Fuzzy Multiterm Fractional Differential Equation

Advances in Fuzzy Systems, 2019
In this paper, the fuzzy multiterm fractional differential equation involving Caputo-type fuzzy fractional derivative of order ...
Huichol Choi, Kinam Sin, Sunae Pak, Sungryol So   +3 more
doaj   +1 more source

Minimization of plasmonic mode converter using ultra-high mode asymmetry in a metal slab asymmetric waveguide and its robustness [PDF]

AIP Advances
The miniaturization of plasmonic devices is one of the key terms for developing highly integrated photonic chips. In this letter, we propose a potential candidate for plasmonic mode conversion with a nanoscale length as well as a transversal size based ...
Yun-Sim Ho, Kum-Song Ho, Song-Jin Im, Chol-Song Ri, Kil-Song Song, Kum-Dong Kim, Ji-Song Pae   +6 more
doaj   +1 more source

Investigation of magnetic circuit for azimuthally homogeneous magnetic field in cylindrical Hall thrusters [PDF]

AIP Advances
Magnetic circuit components, such as outer yoke profile and number of outer iron cores, are simulated for an azimuthally homogeneous magnetic field in a low-power cylindrical Hall thruster.
Hyok Song Ri, Yong Son Choe, Su Min Yun, Jong Bom Kim   +3 more
doaj   +1 more source

A Numerical Study on the Environmental Vibration in Surrounding Buildings Induced by Freight Train Operations

Disaster in Civil Engineering and Architecture
The proliferation of railway systems in urban areas has heightened concerns regarding ground-borne vibrations and their impact on adjacent structures. This study presents a comprehensive numerical framework for predicting building vibrations induced by ...
Changhyon Choe, Kwanghyok Jong, Chungil Choe, Cholhyok Kang, Daehyok Ko   +4 more
doaj   +1 more source

Ethno-entomological observations from North Korea (officially known as the “Democratic People’s Republic of Korea”) [PDF]

, 2013
In terms of scientific activities generally and ethnobiological pursuits in particular, North Korea, officially known as the Democratic People’s Republic of Korea, is an almost blank entity on the quilt of global research. During a sabbatical semester at
V Benno Meyer-Rochow, Meyer-Rochow V Benno   +1 more
core   +1 more source

Foreign policy priorities of the Democratic People’s Republic of Korea and the Republic of Korea [PDF]

, 2017
In this article, author want to analyze the priorities of foreign policies of the Democratic People’s Republic of Korea (DPRK) and the Republic of Korea.
Danielewski, Mateusz, null null, Mateusz Danielewski   +2 more
core   +1 more source

First amphibian behavioural observation from the Democratic People's Republic of Korea: predation of a Dryophytes japonicus tadpole by Hydaticus sp. larvae

Nature Conservation Research: Заповедная наука, 2019
Data on the predator-prey relationship of small animal species is still understudied, especially in countries where scientific research is not yet widely shared, such as the Democratic People's Republic of Korea.
Amaël Borzée
doaj   +1 more source

Existence Results for Nonlinear Multiorder Fractional Differential Equations with Integral and Antiperiodic Boundary Conditions

Journal of Applied Mathematics, 2020
In this paper, we study the solvability of a class of nonlinear multiorder Caputo fractional differential equations with integral and antiperiodic boundary conditions.
HuiChol Choi, YongSim Sin, KumSong Jong
doaj   +1 more source

The PRC’s Free Trade Agreements with ASEAN, Japan, and the Republic of Korea: A Comparative Analysis [PDF]

The role of the People’s Republic of China (PRC) in East Asia’s recovery from the recent global financial and economic crisis highlighted the PRC’s growing role as an engine of growth for the region.
Park, Innwon, Park, Soonchan, Park, Donghyun, Estrada, Gemma   +3 more
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