Personal profile
In Korean
이호성 교수(공과대학 금속재료공학과)
Education
(1997) B.A., Yonsei University, Seoul
(1999) M.A., KAIST, Daejeon
(2003) Ph.D., KAIST, Daejeon
(1999) M.A., KAIST, Daejeon
(2003) Ph.D., KAIST, Daejeon
Professional Experience
(2015~Present) Professor, Kyungpook National University, Daegu
(2010~2015) Associate Professor, Kyungpook National University, Daegu
(2006~2010) Assistant Professor, Kyungpook National University, Daegu
(2004~2006) Lecturer, Kyungpook National University, Daegu
(2003~2004) Postdoctoral Researcher, Tohoku University, Japan
(2003~2003) Postdoctoral Researcher, KAIST, Daejeon
(2010~2015) Associate Professor, Kyungpook National University, Daegu
(2006~2010) Assistant Professor, Kyungpook National University, Daegu
(2004~2006) Lecturer, Kyungpook National University, Daegu
(2003~2004) Postdoctoral Researcher, Tohoku University, Japan
(2003~2003) Postdoctoral Researcher, KAIST, Daejeon
Research Interests
Semiconductor Materials
Thermoelectric Materials
Electronic Materials
Photoelectrochemistry
Transmission Electron Microscopy
Thermoelectric Materials
Electronic Materials
Photoelectrochemistry
Transmission Electron Microscopy
Major Research Achievements
o High thermoelectric and mechanical performance achieved by a hyperconverged electronic structure and low lattice thermal conductivity in GeTe through CuInTe2 alloying
o Optimized Mn and Bi co-doping in SnTe based thermoelectric material: A case of band engineering and density of states tuning
o Asymmetric thermoelectric performance tuning in low-cost ZrFexNi1-xSb double Half-Heusler materials
o Herringbone structure in GeTe-based thermoelectric materials
o Optimized Mn and Bi co-doping in SnTe based thermoelectric material: A case of band engineering and density of states tuning
o Asymmetric thermoelectric performance tuning in low-cost ZrFexNi1-xSb double Half-Heusler materials
o Herringbone structure in GeTe-based thermoelectric materials
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Collaborations and top research areas from the last five years
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Facile fabrication of bulk nanostructured thermoelectric materials via ligand exchange-enabled integration of colloidal nanoparticles
Jang, J., Son, J. H., Kim, Y., Lee, K., Park, S. D., Joo, S. J., Kim, B. S., Lee, H. S., Ryu, B. & Lee, J. E., 1 Feb 2026, In: Applied Surface Science. 717, 164749.Research output: Contribution to journal › Article › peer-review
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Synergistic effect of tri-doping with Mn, Ge, and Bi and thermoelectric enhancement of SnTe induced by grain boundary engineering and nanostructuring
Shin, D., Shenoy, U. S., Choi, H., Kahiu, J. N., Meang, E. J., Park, K. I., Park, K. H., Bhat, D. K. & Lee, H. S., Mar 2026, In: Journal of Materiomics. 12, 2, 101119.Research output: Contribution to journal › Article › peer-review
Open Access4 Scopus citations -
A study of the properties of ZrNiSb defective half-Heusler alloy for thermoelectric and spintronic applications
Kahiu, J. N. & Lee, H. S., 10 Oct 2025, In: Journal of Alloys and Compounds. 1041, 183729.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Comprehensive Study of ZrNiIn0.5Sb0.5 Double Half-Heusler Properties for Thermoelectric and Spintronics Applications: Intrinsic Homogeneity Optimization and Extrinsic Sc Doping Effects
Kahiu, J. N., Kihoi, S. K., Kim, H., Marekwa, I. T., Shin, D. & Lee, H. S., 24 Feb 2025, In: ACS Applied Energy Materials. 8, 4, p. 2523-2536 14 p.Research output: Contribution to journal › Article › peer-review
3 Scopus citations -
Effects of Nb doping on the thermoelectric performance of CuI doped n-type Bi2Te3
Marekwa, I. T., Kihoi, S. K., Kahiu, J. N., Kim, H., Shin, D. H. & Lee, H. S., 13 Jan 2025, In: Journal of Physics D: Applied Physics. 58, 2, 025501.Research output: Contribution to journal › Article › peer-review