2026 Hahn Choo: Materials Science Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Materials Science	53	9301	8983	2252	2090	232	9075

Overview

Hahn Choo is affiliated with the University of Tennessee at Knoxville in the United States. Their research primarily spans the fields of Engineering and Materials Science, with a strong focus on subfields such as Mechanical Engineering, Materials Chemistry, Computational Mechanics, Computer Vision and Pattern Recognition, and Automotive Engineering.

The scientist's work concentrates on several key topics, including:

Additive Manufacturing Materials and Processes
Welding Techniques and Residual Stresses
Microstructure and Mechanical Properties of Steels
Additive Manufacturing and 3D Printing Technologies
High-Temperature Coating Behaviors
Magnesium Alloys: Properties and Applications
Aluminum Alloys Composites Properties

Hahn Choo has published extensively in multiple academic venues. Frequent publication outlets include:

Metallurgical and Materials Transactions A
Scientific Reports
Materialia
Materials Science and Engineering A
Additive Manufacturing

Notable recent papers authored or co-authored by Hahn Choo are:

"Influence of defect characteristics on tensile deformation of an additively manufactured stainless steel: Evolutions of texture and intergranular strain" (2020), published in Materials Science and Engineering A
"Copper-based alloys for structural high-heat-flux applications: a review of development, properties, and performance of Cu-rich Cu-Cr-Nb alloys" (2020), published in International Materials Reviews
"Dynamic recrystallization of a wrought magnesium alloy: Grain size and texture maps and their application for mechanical behavior predictions" (2021), published in Materials & Design
"In situ melt pool measurements for laser powder bed fusion using multi sensing and correlation analysis" (2022), published in Scientific Reports
"Lean duplex TRIP steel: Role of ferrite in the texture development, plastic anisotropy, martensitic transformation kinetics, and stress partitioning" (2020), published in Materialia

Hahn Choo has collaborated frequently with several colleagues, including:

Rakesh R. Kamath
Yang Ren
Yuan Li
Peijun Hou
Kamel Fezzaa

Best Publications

Lattice distortion in a strong and ductile refractory high-entropy alloy

Chanho Lee;Gian Song;Michael C. Gao;Rui Feng

571
Citations
Influence of texture on Hall–Petch relationships in an Mg alloy

Yi Wang;Hahn Choo

431
Citations
Effect of laser power on defect, texture, and microstructure of a laser powder bed fusion processed 316L stainless steel

Hahn Choo;Kin Ling Sham;John Bohling;Austin Ngo

335
Citations
Texture variation and its influence on the tensile behavior of a friction-stir processed magnesium alloy

W. Woo;W. Woo;H. Choo;H. Choo;D.W. Brown;P.K. Liaw

308
Citations
Plastic deformation and fracture of ultrafine-grained Al–Mg alloys with a bimodal grain size distribution

G.J. Fan;H. Choo;P.K. Liaw;E.J. Lavernia

282
Citations
Microstructure, texture and residual stress in a friction-stir-processed AZ31B magnesium alloy

W. Woo;W. Woo;H. Choo;H. Choo;M.B. Prime;Z. Feng

234
Citations
Grain structure and dislocation density measurements in a friction-stir welded aluminum alloy using X-ray peak profile analysis

Wan Chuck Woo;Levente Balogh;Tomas Ungar;Hahn Choo;Hahn Choo

196
Citations
Uniaxial tensile plastic deformation and grain growth of bulk nanocrystalline alloys

G.J. Fan;L.F. Fu;H. Choo;H. Choo;P.K. Liaw

174
Citations
Compressive Behavior of a Zr‐Based Metallic Glass at Cryogenic Temperatures

Hongqi Li;Cang Fan;Kaixiang Tao;Hahn Choo;Hahn Choo

168
Citations
A new criterion for the glass-forming ability of liquids

G.J. Fan;H. Choo;P.K. Liaw

157
Citations
A model for the inverse Hall–Petch relation of nanocrystalline materials

G.J. Fan;H. Choo;P.K. Liaw;E.J. Lavernia

146
Citations
VULCAN—The engineering diffractometer at the SNS

Xun-Li Wang;T. M. Holden;George Q Rennich;A. D. Stoica

145
Citations
Spatiotemporally inhomogeneous plastic flow of a bulk-metallic glass

W.H. Jiang;G.J. Fan;F.X. Liu;G.Y. Wang

128
Citations
Copper-based alloys for structural high-heat-flux applications: a review of development, properties, and performance of Cu-rich Cu–Cr–Nb alloys

Robert P. Minneci;Eric A. Lass;Jeffrey R. Bunn;Hahn Choo

126
Citations
Mechanical behavior of bulk amorphous alloys reinforced by ductile particles at cryogenic temperatures.

Cang Fan;Hongqi Li;Laszlo J. Kecskes;Kaixiang Tao

123
Citations
Influence of the Tool Pin and Shoulder on Microstructure and Natural Aging Kinetics in a Friction-Stir-Processed 6061–T6 Aluminum Alloy

Wanchuck Woo;Wanchuck Woo;Hahn Choo;Hahn Choo;Donald W. Brown;Zhili Feng

120
Citations
Transient Heat and Material Flow Modeling of Friction Stir Processing of Magnesium Alloy using Threaded Tool

Zhenzhen Yu;Wei Zhang;Hahn Choo;Zhili Feng

114
Citations
Electrochemical corrosion behavior of a Zr-based bulk-metallic glass

W. H. Jiang;F. Jiang;B. A. Green;F. X. Liu

109
Citations
In situ neutron diffraction measurements of temperature and stresses during friction stir welding of 6061-T6 aluminium alloy

Wan Chuck Woo;Zhili Feng;Xun-Li Wang;D. W. Brown

107
Citations
Thermophysical and elastic properties of Cu50Zr50 and (Cu50Zr50)95Al5 bulk-metallic-glass-forming alloys

G. J. Fan;M. Freels;H. Choo;P. K. Liaw

104
Citations
A study on fatigue crack growth behavior subjected to a single tensile overload: Part I. An overload-induced transient crack growth micromechanism

S.Y. Lee;P.K. Liaw;H. Choo;R.B. Rogge

96
Citations