Name
 

Kyung Hyun AHN
 

Position

Associate Professor

School of Chemical Engineering
Seoul National University
 

Phone
Fax
E-mail
 

+82-2-880-8322
+82-2-888-7295
ahnnet@snu.ac.kr
 

Education

Seoul National University (1986, B.S.)
Seoul National University (1991, Ph.D.)

year

title

Journal

2003

J.Rheol.Vol.47, 879 (2003)

Hoon Goo Sim, Kyung Hyun Ahn, Seung Jong Lee

2003

Nonlinear response of complex fluids under LAOS(large
amplitude oscillatory shear) flow

Korea-Australia Rheology J.
vol. 15(2), 97-105 , 49 (2002)

Kyu Hyun, Jung Gun Nam, Manfred Wilhelm, Kyung Hyun Ahn and Seung Jong Lee

2003

Large amplitude oscillatory shear behavior of complex fluids investigated by a network model: A guideline for classification

J.Non-Newtonian Fluid Mech.

H.Sim, Y.Kwon, K.H.Ahn, S.J.Lee

2003

Electrically Activated Poly(propylene)/Clay Nanocomposites

Macromolecular Rapid Communications 24,388

Do Hoon Kim, Jun Uk Park, Kyung Hyun Ahn, Seung Jong Lee

2002

Effect of graft ratio on the dynamic moduli of Acrylonitrile-Butadiene-Styrene copolymer

Polym.Eng.Sci. 42(3), 605 (2002)

K.H.Ahn, D.H. Ha, B.D. Lee, J.G. Doh and J.H. Choi

2002

Korea-Australia Rheology J.14, 49 (2002)

S.Kim, H.Sim, K.H.Ahn, S.J.Lee

2002

Large amplitude oscillatory shear as a way to classify the complex fluids

J.Non-Newtonian Fluid Mech. vol107, 51-65

K.Hyun, S.Kim, K.H.Ahn, S.J.Lee

2002

Three-Dimensional Viscoelastic Simulation of Coextrusion Process: Comparison with Experimental Data

Rheol.Acta, 41, 144 (2002)

K.B.Sunwoo, S.J.Park, S.J.Lee, K.H.Ahn, and S.J.Lee

2001

Morphology Evolution of PS/HDPE Blend Under Uniaxial Elongational Flow: Effect of Strain Hardening Behavior

Journal of Polymer Science Part B: Polymer Physics
(2001,submitted)

J.S.Hong, J.W.Shon, D.H.Kim, K.H.Ahn, and S.J.Lee

2001

Numerical Simulation of 3D Viscoelastic Flow Using the Open Boundary Condition Method in Coextrusion Process

J.Non-Newtonian Fluid Mech.
99,125

K.B.Sunwoo, S.J.Park, S.J.Lee, K.H.Ahn, and S.J.Lee

2001

Numerical Simulation of Coextrusion of Viscoelastic Fluids Using the Open Boundary Condition Method

Korea-Australia Rheology J.
13(1), 37

S.J.Park, K.H.Ahn, and S.J.Lee

2001

Numerical Simulation of Free Surface Problems in Injection Mold Filling Process using Volume-of-Fluid Scheme

Polym. Eng. Sci.
41(5), 858

J.M.Kim, S.J.Lee, K.H.Ahn, and S.J.Lee

2001

Coupled Approach of Analytical and Numerical Methods for Shape Prediction in Sheet Casting Process

Korea-Australia Rheology Journal 13(3), 131

K.S.Chae, S.J.Lee, K.H.Ahn, and S.J.Lee

2001

Weldline Morphology of Injection Molded Modified (Polyphenyleneoxide)/Nylon6 Blends

Polym.Eng.Sci. 41(3), 554

Y.K.Son, K.H.Ahn, and K.H.Char

2000

Three-Dimensional Numerical Simulation of Nonisothermal Coextrusion Process with Generalized Newtonian Fluids

Korea-Australia Rheology J. 12(3/4), 165

K.B.Sunwoo, S.J.Park, S.J.Lee, K.H.Ahn, and S.J.Lee

2000

3-D simulation of thermoforming process and its comparison with experiments

Polym.Eng.Sci.
40, 2232-2240 

G.J.Nam, K.H.Ahn, and J.W.Lee

2000

Numerical and Experimental Studies of 3-Dimensional Thermoforming Process

J. of Reinf.Plast. Comp. 20(14), 1182

G.J.Nam, K.H.Ahn and J.W.Lee

2000

Morphology of Injection Molded Modified Poly(phenyleneoxide)/Nylon 6 Blends

Polym.Eng.Sci. 40(6), 1376

Y.K.Son, K.H.Ahn, and K.H.Char

2000

Effects of Processing Conditions and Reactive Compatibilizers on the Morphology of Injection Molded Modified Poly(phenylene oxide)/Nylon 6 Blends

Polym.Eng.Sci. 40(6), 1385

Y.K.Son, K.H.Ahn, and K.H.Char

2000

Effects of the degree of graft on the tensile and dynamic behavior of High Impact Polystyrene

Polymer
41, 5229

J.H.Choi, K.H.Ahn, and S.Y.Kim

2000

An Experimental Study on the Squeezing Flow  of Electrorheological Suspensions

J.Rheol.
44(1), 105

S.H.Chu, K.H.Ahn, and S.J.Lee

1999

A Study on the Squeezing Flow of the ER Fluid using Parallel Processing

Korea-Australia Rheology J.
11(3), 233

D.H.Kim, S.H.Chu, K.H.Ahn, and S.J.Lee

1998

Mechanism of Void Growth in Partial Frame Process

Polym.Eng.Sci. 38(10) 1708

K.H.Ahn and D.H.Kim

1998

Modeling of Void Growth in Partial Frame Process

J. of Reinforced Plastics and Composites
17(10), 893

D.H.Kim and K.H.Ahn

1995

Mechanism of Shear Thickening investigated by a Network Model

J. Non-Newtonian Fluid Mech.
56, 267

K.H.Ahn and K.Osaki

1994

A Network Model Predicting the Shear Thickening  Behavior of a Poly(vinyl alcohol) / Sodium Borate Aqueous Solution

J. Non-Newtonian Fluid Mech.
55, 215

K.H.Ahn and K.Osaki

1994

Shear and Normal Stresses of a Poly(vinyl alcohol) / Sodium Borate Aqueous Solution at the Start of Shear Flow

J. Non-Newtonian Fluid Mech.
54, 109 (1994).

K.Osaki, T.Inoue, and K.H.Ahn

1994

Relaxation of Polydisperse Electrorheological Suspensions

J.Rheol.
38, 713

K.H.Ahn and D.J.Klingenberg

1994

The Role of Suspension Structure in the Dynamic Response of ER suspensions  

International Journal of Modern Physics B
Vol.8, 2789

M.Parthasarathy, K.H.Ahn, B.Belongia and D.J.Klingenberg

1993

Bead-Spring Chain Model for the Dynamics of Dilute Polymer Solutions. II. Comparisons with Experimental Data

J. Non-Newtonian Fluid Mech.
50, 349

K.H.Ahn, J.L.Schrag and S.J.Lee

1992

Bead-Spring Chain Model for the Dynamics of Dilute Polymer Solutions. I. A Modification of Fixman's Theory

J. Non-Newtonian Fluid Mech.
43, 143

K.H.Ahn and S.J.Lee

year

title

Journal

2001

Interpretation of Morphology and Rubber-Phase Particle Size Distribution of High Impact Polystyrene

Polymer(Korea), 25(5) 744

H.G.Jeong, D.W.Chung, K.H.Ahn, S.J.Lee, and S.J.Lee

1999

Effect of Graft Ratio on the Rheological Properties of ABS Copolymer

Transport Phenomena,
13(1), 21

K.H.Ahn,

1999

A Dynamic Simulation on the Squeezing Flow of ER Fluids

Korean J.Rheol., 11(2), 82

S.H.Chu, D.H.Kim, K.H.Ahn and S.J.Lee,

1997

Analysis of the Void Growth Mechanism in Partial Frame Process

Korean J.Rheol., 9(2), 60

D.H.Kim and K.H.Ahn,

1996

Modeling of Void Growth in Partial Frame Process

Korean J.Rheol., 8(3+4), 207

D.H.Kim and K.H.Ahn,

1995

Linear Viscoelastic Properties and Relaxation Time Spectrum of Dilute Polymer Solutions

Korean J.Rheol., 7(3), 211

I.S.Lee, K.H.Ahn and S.J.Lee,

1992

The Effect of Hydrodynamic Interaction on the Dynamics of Dilute Polymer Solutions

Korean J.Rheol., 4(2), 127

S.H.Yoon, K.H.Ahn and S.J.Lee,

2003

2003

Kyu Hyun, Kyung Hyun Ahn, and Seung Jong Lee
LAOS (Large Amplitude Oscillatory Shear) behavior of PEO-PPO-PEO triblock copolymer solution
The 75th Annual Meeting of the Society of Rheology,Pittsburgh, USA,Oct. 12-16, 2003

2003

Changkwon Chung, Sunjin Song, Ju Min Kim,Kyung Hyun Ahn, Seung Jong Lee
Vortex enhancement mechanism in the transient viscoelastic 4:1 contraction
The first Annual European Rheology Conference Guimaraes,Portugal,Sep.11-13,2003

2003

2003

2003

Sung Sik Lee, Sang Kook Lee, Nahn Ju Kim, Kyung Sun, Petrus Goedhart, Max Hardeman, Kyung Hyun Ahn, Seung Jong Lee
Hemorheological aspect of flow-induced red blood cell(RBC) deformation and damage
The Korean-Australian Rheology Conference, Gyeonju, Korea,Sep. 24-26, 2003

2003

Do Hoon Kim, Saehan Cho, Jun Uk Park, Kyung Hyun Ahn, Seung Jong Lee
Electrically activated layered silicate polymer nanocompoistes  
The Korean-Australian Rheology Conference, Gyeonju, Korea,Sep. 24-26, 2003

2003

Kyung Hyun Ahn, Kwang Soo Cho, Seung Jong Lee
Universal behaviors in rheology
The 2nd CAPCE-ARC Rheology Workshop, Seoul, Korea,Sep 4-5, 2003.

2003

Sung Sik Lee, Nahn Ju Kim, Sang Kook Lee, Kyung Hyun Ahn, Seung Jong Lee
Red blood cell deformation under shear and extensional flow
The 2nd CAPCE-ARC Rheology Workshop, Seoul, Korea, Sep 4-5, 2003.

2003

2003

2003

Joung Sook Hong, Heong Woo Shon, Kyung Hyun Ahn, Seung Jong Lee
Morphology Development and Rheology of HDPE/PBT Blends
Antec 2003, May 4-8, Nashville, Tennessee, USA

2003

Do Hoon Kim, Jun Uk Park, Kyung Hyun Ahn, Seung Jong Lee
Electrically Activated Polypropylene/Clay Nanocomposites
Antec 2003, May 4-8, Nashville, Tennessee, USA

2003

Kyung Hyun Ahn, Sook Hyun Kim, Hyun Ok Park, and Seung Jong Lee
Rheology and Morphology Control of Hyaluronic Acid/Poly(vinyl alcohol) blend systems
The 3rd International Symposium on Food Rheology and Structure, Zurich, Swiss, Feb 9-13, 2003.

2002

Kyung Hyun Ahn
LAOS flow of complex fluids
Three Nation Conference on Suspension Rheology, Kobe, Japan, Oct 14-16, 2002.

2002

Kyung Hyun Ahn
Large amplitude oscillatory shear flow of complex fluids
The 4th Kyoto Symposium on Rheology, Kyoto, Oct. 7, 2002.

2002

2002

Kyung H. Ahn, Chang K. Chung, Sun J. Song, and Seung J. Lee
Time Weissenberg Number Superposition in a vortex Growth Mechanism Of a 4:1 Planar Contraction Flow  
The 6th European Conference on Rheology, Germany, Sep. 1-6, 2002

2002

Kyung H. Ahn, Hoon G. Shim, Seung H. Kim, and Seung J. Lee
Large Amplitude Oscillatory Shear Experiment As A Way To Probe the Microstructure Of A Complex Fluid System
The 6th European Conference on Rheology, Germany, Sep. 1-6, 2002.

2002

K.B.Sunwoo, S.J.Park, K.H.Ahn, and S.J.Lee,

The effect of viscoelasticity on the interface deformation of coextruded bilayers

:three-dimensional finite element simulation

The 18th annual meeting of the polymer processing society, Portugal, June 17-20, 2002

2002

D.H.Kim, J.W.Park, J.S.Hong, K.H.Ahn, and S.J.Lee,

Exfoliation of Polypropylene/clay Nanocomposites Under Electric Field

ANTEC, USA, May 5-9, 2002

2002

 K.B.Sunwoo, S.J.Park, K.H.Ahn, and S.J.Lee,

The effect of viscoelasticity on the interface deformation of coextruded bilayers

:three-dimensional finite elementsimulation

Conference on process modeling, UK, Mar. 25-27, 2002

2002

D.H.Kim, J.W.Park, K.H.Ahn, and S.J.Lee,

Exfoliation of Polypropylene/clay Nanocomposites Under Electric Field

AIChE 2002 spring national meeting, USA, Mar. 10-14

2001

J.U.Park, D.H.Kim, K.H.Ahn, and S.J.Lee,
Time Evolution Microstructures in Polymer/Layered Silicate Nanocomposites
The 73th Annual Meeting of the Society of Rheology, Bethesda, MD, USA, Oct. 21-25, 2001 (poster) 

2001

H.G.Sim, S.H.Kim, K.H.Ahn, and S.J.Lee,
Large Amplitude Oscillatory Shear Flow of a Network Model
The 73th Annual Meeting of the Society of Rheology, Bethesda, MD, USA, Oct. 21-25, 2001. (poster)

2001

K.H.Ahn, S.H.Kim, H.G.Shim, and S.J.Lee,
Large amplitude oscillatory shear experiment as a way to probe the microstructure of a complex fluid system
Australian-Korean Rheology Conference, Melbourne, Australia, Sep.20-21, 2001.

2001

S.J.Lee, J.M.Kim, and K.H.Ahn,
Numerical simulation of high Weissenberg number problem in a 4:1 planar contraction flow
Australian-Korean Rheology Conference, Melbourne, Australia, Sep.20-21, 2001.

2001

S.J.Lee, K.B.Sunwoo, K.H.Ahn, and S.J.Lee,
Numerical investigation of interface deformation in stratified coextrusion flow of viscoelastic fluids
Australian-Korean Rheology Conference, Melbourne, Australia, Sep.20-21, 2001.

2001

K.Hyun, S.H.Kim, H.O.Park, K.H.Ahn, and S.J.Lee,
Large amplitude oscillatory shear behavior of polymer solutions: poly(vinyl alcohol), xanthan gum, hyaluronic acid
Australian-Korean Rheology Conference, Melbourne, Australia, Sep.20-21, 2001. (poster)

2001

S.H.Kim, K.Hyun, S.S.Lee, K.H.Ahn, and S.J.Lee,
Rheological properties of poly(vinyl alcohol)/hyaluronic acid blends
Australian-Korean Rheology Conference, Melbourne, Australia, Sep.20-21, 2001. (poster)

2001

S.J.Lee, J.M.Kim, and K.H.Ahn,
Numerical Simulation of High Weissenberg Number Flow Through a 4:1 Planar Contraction
XIIth International Workshop on Numerical Methods for Non-Newtonian Flows, Monterey Bay, CA, USA, July 15-17, 2001.

2001

S.J.Lee, K.B.Sunwoo, K.H.Ahn, and S.J.Lee,
Three-Dimensional Numerical Simulation of Coextrusion Process Using Open Boundary Condition Method
3rd Pacific Rim Conference on Rheology, Vancouver, BC, Canada, July 8-12, 2001.

2001

K.H.Ahn, J.S.Hong, S.J.Baik, and S.J.Lee,
Synergistic Effect of Strain Hardening in HDPE/PS Blends
The 72th Annual Meeting of the Society of Rheology, Hilton Head, SC, USA, Feb. 11-15, 2001.

2001

K.Hyun, S.Kim, D.H.Kim, K.H.Ahn, and S.J.Lee,
Viscosity upturn in dynamic oscillatory measurements
The 72th Annual Meeting of the Society of Rheology, Hilton Head, SC, USA, Feb. 11-15, 2001.(poster)

2000

S.J.Park, K.B.Sunwoo, S.J.Lee, K.H.Ahn, and S.J.Lee,
Numerical Simulation of Coextrusion Process of Viscoelastic Fluids Using the Open Boundary Condition Method
The 13th International Congress on Rheology, Cambridge, UK, Aug. 20-25, 2000.

1999  

D.H.Kim, S.H.Chu, K.H.Ahn, and S.J.Lee,
A Study on the Squeezing Flow of the ER Fluid using Parallel Processing
APCChE (1999).

1999  

G.J.Nam, K.H.Ahn and J.W.Lee,
Numerical and Experimental Studies of 3-Dimensional Thermoforming Process
ANTEC, 57, 836 (1999).

1997  

D.H.Kim and K.H.Ahn,
Modeling of Void Growth in Partial Frame Process
ANTEC, 55 , 674 (1997).

1997  

K.H.Ahn and S.S.Woo,
Recent Development of Chemical Resistant Styrenic Polymers for the Refrigerator
Fourth International Conference on Frontiers of Polymers and Advanced Materials,
Edited by P.N.Prasad et al., Plenum Press, New York, (1997).

1996  

K.H.Ahn and J.T.Yoon,
Effect of Processing Conditions on the Heat Resistance of a Polymer: A Design of Experimental Approach
ANTEC, 54 , 632 (1996).

1996  

K.H.Ahn,
Industrial Application of Rheology," Australia-Korea Workshop on Polymer Melt and Polymer Solution Rheology
Melbourne, Australia, Nov. 25-29, 1996.

1995  

K.H.Ahn and K.Osaki,
A Network Model Predicting the Shear Thickening Behavior of a Poly(vinyl alcohol)/Sodium Borate Aqueous Solution
The Eleventh Meeting, the Polymer Processing Society, Seoul, Korea, Sep. 27, 1995.

1994  

K.H.Ahn, T.Inoue and K.Osaki,
Rheological Properties of PVA/BORAX Aqueous Solutions
The Pacific Conference on Rheology and Polymer Processing, Kyoto, Japan, Sep. 26-30, 1994.

1993  

M.Parthasarathy, K.H.Ahn, B.Belongia and D.J.Klingenberg,
The Role of Suspension Structure in the Dynamic Response of ER suspensions
Proceedings of the 4th International Conference on ER Fluids, Feldkirch, Austria, July 20-23, 1993.

1992  

K.H.Ahn, J.L.Schrag and S.J.Lee,
Can Molecular Theory Predict Polymer Chain Dynamics?
XIth International Congress on Rheology, Brussels, Belgium, 1992.

1991  

K.H.Ahn and S.J.Lee,
Bead-Spring Chain Model for the Dynamics of Dilute Polymer Solutions
An International Conference on Dynamics of Polymeric Liquids, Capri, Italy, 1991.

Other Activities
 

Affiliations
 

Korean Institute of Chemical Engineers
Korean Society of Rheology  
 

Books
 

Computer Programs for Electrorheology (1995, unpublished)

Polymer Physics (1995, translation/unpublished)

  K.H.Ahn and S.J.Lee, Preparation of nano-sized organic-inorganic composite material, PCT/KR02/01511.

Patents

K.H.Ahn and S.J.Lee. "Preparation of nano-sized Organic-inorganic composite material" PCT/KR02/01511

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