Pyol Kim

ORCID: 0000-0002-3226-0128
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About
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Research Areas
  • Geotechnical Engineering and Soil Mechanics
  • Geotechnical Engineering and Underground Structures
  • Geotechnical Engineering and Soil Stabilization
  • Hydrology and Watershed Management Studies
  • Plant biochemistry and biosynthesis
  • Plant Gene Expression Analysis
  • Flood Risk Assessment and Management
  • Ginseng Biological Effects and Applications
  • Composite Structure Analysis and Optimization
  • Water resources management and optimization
  • Vibration and Dynamic Analysis
  • Plant tissue culture and regeneration
  • Photosynthetic Processes and Mechanisms
  • Hydraulic flow and structures
  • Plant Molecular Biology Research
  • Numerical methods in engineering
  • Soil and Unsaturated Flow
  • Heat and Mass Transfer in Porous Media
  • Grouting, Rheology, and Soil Mechanics
  • Reservoir Engineering and Simulation Methods
  • Recreation, Leisure, Wilderness Management
  • Plant nutrient uptake and metabolism
  • Legume Nitrogen Fixing Symbiosis
  • Lattice Boltzmann Simulation Studies
  • Advanced Measurement and Metrology Techniques

Northeast Forestry University
2019-2022

Kim Il-sung University
2021

Synthetic Biologics (United States)
2020

Harbin Institute of Technology
2019

Sugar will eventually be exported transporter (SWEET) is a family of sugar transporters that plays critical role during host and pathogen interaction (Bezrutczyk et al., 2018). In rice, SWEET11/Xa13, SWEET13/Xa25 SWEET14 were identified as targets Xanthomonas oryzae pv. effectors (Antony 2010; Hutin 2015; Yang 2006). However, the SWEET genes in rice Rhizoctonia solani, causative agent sheath blight disease (ShB), largely unknown. Our previous transcriptome data showed expression sensitive to...

10.1111/pbi.13489 article EN cc-by Plant Biotechnology Journal 2020-10-13

This paper presents analytical solutions for one-dimensional nonlinear consolidation of saturated multi-layered soil under time-dependent loading. Analytical are derived subjected to constant loading and ramp The proposed verified through the comparison with existing double-layered single-layered soil, which shows more general ones soils Based on solutions, behavior is investigated.

10.1016/j.joes.2020.04.004 article EN cc-by-nc-nd Journal of Ocean Engineering and Science 2020-05-16

Unlike modern tomato (Solanum lycopersicum) cultivars, cv. LA1996 harbors the dominant Aft allele, which is associated with anthocyanin synthesis in fruit peel. However, control of biosynthesis remains unclear. Here, we used ethyl methanesulfonate-induced and CRISPR/Cas9-mediated mutation to show, respectively, that two class IIIf basic helix-loop-helix (bHLH) transcription factors, SlJAF13 SlAN1, are involved synthesis. These factors key components MYB-bHLH-WD40 (MBW) complex, positively...

10.1093/jxb/erac209 article EN Journal of Experimental Botany 2022-05-09

This paper presents an analytical solution for one-dimensional nonlinear consolidation of a saturated clay layer with variable compressibility and permeability under various cyclic loadings. Based on the assumption that initial effective stress was constant depth variations were expressed by logarithm relations (e − log σ′ e kv), two new variables introduced to 1D equation. The solutions derived trapezoidal, rectangular, triangular presented could degenerate into all existing consolidation,...

10.1061/(asce)gm.1943-5622.0001730 article EN International Journal of Geomechanics 2020-06-16

Abstract The rare ginsenosides are recognized as the functionalized molecules after oral administration of Panax ginseng and its products. sources extremely limited because low ginsenoside contents in wild plants, hindering their application functional foods drugs. We developed an effective combinatorial biotechnology approach including tissue culture, immobilization, hydrolyzation methods. Rh2 nine other were produced by methyl jasmonate‐induced culture adventitious roots a 10 L bioreactor...

10.1002/bit.27325 article EN Biotechnology and Bioengineering 2020-03-07

Abstract Continuous drainage boundary is widely accepted to overcome the shortcoming of traditional assumption fully permeable or impermeable in consolidation theories. This study presents an analytical solution for one‐dimensional small‐strain nonlinear saturated multi‐layered soil with constant coefficients under continuous condition. The proposed validated by comparison existing solutions literature, which shows that are special cases this solution. A parametric performed on four‐layered...

10.1002/nag.3610 article EN International Journal for Numerical and Analytical Methods in Geomechanics 2023-08-14

Abstract The pivotal aim of this research is to investigate the radial consolidation behavior unsaturated soil by vertical drains under various cyclic loadings. Based on Fredlund and Hasan's theory for soil, governing equations are converted into a set conventional diffusion introducing two new variables. Then, general solutions time‐dependent loading derived free‐strain condition equal‐strain condition. Furthermore, complete analytical proposed different loadings such as haversine loading,...

10.1002/nag.3213 article EN International Journal for Numerical and Analytical Methods in Geomechanics 2021-04-15

The lattice Boltzmann method (LBM) has been widely employed in various areas of practical engineering to solve non-linear problems, due such advantages as the simplicity programming and numerical efficiency. In this paper, a new for one-dimensional (1D) consolidation analysis saturated clay is proposed on basis method. At first, Bhatnagar–Gross–Krook (LBGK) model used 1D problem subjected time-dependent loading under different types initial boundary conditions. addition, multiscale...

10.1016/j.joes.2019.04.004 article EN cc-by-nc-nd Journal of Ocean Engineering and Science 2019-04-15

This paper presents analytical solutions for nonlinear radial consolidation of soft soil with vertical drains under various cyclic loadings. By considering the variations compressibility and permeability expressed by logarithm relations (<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mi>e</mml:mi><mml:mo>−</mml:mo><mml:mi mathvariant="normal">log</mml:mi><mml:mtext> </mml:mtext><mml:msup><mml:mi>σ</mml:mi><mml:mo>′</mml:mo></mml:msup></mml:math>and<mml:math...

10.1155/2020/8810973 article EN cc-by Shock and Vibration 2020-06-30

This paper presents analytical solutions to Fredlund and Hasan’s one-dimensional consolidation equations for unsaturated soils subjected various cyclic loadings. Two new variables are introduced so that the governing excess pore air water pressures can be transformed a set of conventional diffusion equations. Based on general two variables, derived under trapezoidal, rectangular, triangular, haversine It shows through degeneration into existing saturated proposed more ones from states. A...

10.1155/2020/7285323 article EN cc-by Shock and Vibration 2020-03-17

In ‘Tsuda’ turnip, the swollen root peel accumulates anthocyanin pigments in a light-dependent manner, but mechanism is unclear. Here, mutant g120w which accumulated extremely low levels of after light exposure was identified. Segregation analysis showed that anthocyanin-deficient phenotype controlled by single recessive gene. By using bulked-segregant sequencing and CAPS marker-based genetic mapping analyses, 21.6-kb region on chromosome A07 mapped, calcium-binding EF hand family protein...

10.3390/ijms22073538 article EN International Journal of Molecular Sciences 2021-03-29

Cyclic loading-induced consolidation behavior of soft soil is great interest for the analysis offshore and onshore structures. In this study, an analytical solution one-dimensional (1D) nonlinear saturated double-layered under various types cyclic loadings such as trapezoidal loading, rectangular triangular loading was derived. The proposed subsequently degenerated into solutions special cases compared to existing solutions. degenerate show good agreement with results, which proves that are...

10.1155/2021/5595232 article EN cc-by Journal of Engineering 2021-11-09

Abstract Flood propagation in a river that has network of cascade barrages is greatly influenced by the operation barrage floodgates are upstream and downstream river. In this article, an effective flood numerical analysis method proposed for evaluating process open channels under complex real-time at barrages. The model mainly uses one-dimensional Saint-Venant equation (SVE), which incorporates boundary techniques reflect treatment inner boundaries, such as flow tributaries confluence...

10.1520/jte20180959 article EN Journal of Testing and Evaluation 2019-05-15

This paper focuses on the free vibration analysis of bulkhead-stiffened functionally graded open shell (FGOS) by means first-order shear deformation theory (FSDT) and meshless strong form method. The FGOS is decomposed into several segments without bulkhead, equations motion boundary conditions for each segment are discretized method, displacement components approximated using meshfree Legendre–RIPM shape function combined basis multi-quadrics (MQ) radial Legendre polynomials. continuous...

10.1155/2022/7372167 article EN cc-by Shock and Vibration 2022-09-01

This article introduces an effective flood control method in the downstream of a river through optimal operation barrage that is connected with sea. A new operating model for estuary can comprehensively evaluate intensive discharge floodgates at during low tide and propagation process system proposed. The optimization applied to combines one-dimensional hydrodynamic analyze channels search algorithm based on iterative organize maximum ebb periods. proposed was Taedong River Democratic...

10.1061/(asce)ww.1943-5460.0000671 article EN Journal of Waterway Port Coastal and Ocean Engineering 2021-07-22

Abstract This paper presents a unified solution method to investigate the free vibration behaviors of laminated composite conical shell, cylindrical shell and annular plate with variable thickness arbitrary boundary conditions using Haar wavelet discretization (HWDM). Theoretical formulation is established based on first order shear deformation theory(FSDT) displacement components are extended series in axis direction trigonometric circumferential direction. The constants generating by...

10.21203/rs.3.rs-1096118/v1 preprint EN cc-by Research Square (Research Square) 2021-12-01
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