Achievements

[2024]

1. Hyoungwon Park, Changkyoo Park*, “Investigation of airborne nanoparticles emitted during the laser cleaning process of corroded metal surface ”, Environmental Research 248 (2024) 118353 

2. Seungwoo Baek, Soo Jin Choi, Jeng O Kim, Yoon-Jun Kim, Changkyoo Park*, “Effect of laser surface cleaning on yellow brass: Application for cartridge case maintenance”, Optics and Laser Technology 174 (2024) 110638 

3. Hyoungwon Park, Hyun Jong Yoo, Changkyoo Park*, “Wear and corrosion behaviors of high-power laser surface-cleaned 304L stainless steel”, Optics and Laser Technology 168 (2024) 109640

4. Hae-In Moon, Sungil Kim, Changkyoo Park*, Jung Woo Lee*, et al., "Facile and rapid fabrication of wearable biosensors via femtosecond laser-directed micro-pattering with large-sized reduced graphene oxide for physiological monitoring", Chemical Engineering Journal, 1 (2024) 147819

5. Soojin Choi, Changkyoo Park*, et al., "Effect of high-power laser cleaning for surface contaminants removal on SS304L", Korean Journal of Metals and Materials 62 (2024) 73-80 

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2023, 4 papers]

6. Hyun Jong Yoo, Hyoungwon Park, Jeoung Han Kim, Changkyoo Park*, “Effect of paint removal with kilowatt level nanosecond pulsed laser on microstructure and mechanical properties of stainless steel”, Optics and Laser Technology 163 (2023) 109434

7. Soojin Choi, Jiyeon Choi, Changkyoo Park*, “Multivariate analysis-based laser-induced breakdown spectroscopy for monitoring of laser paint cleaning”, Applied Physics B, 129 (2023) 8

8. Jae-Hun Kim, Ali Mirzaei, Sang Sub Kim*, Changkyoo Park*, “Pt nanoparticle decoration on femtosecond laser-irradiated SnO2 nanowires for enhancing C7H8 gas sensing”, Sensors and Actuators B, 379 (2023) 133279

9. Soojin Choi, Changkyoo Park*, “Convolution neural network with laser-induced breakdown spectroscopy as a monitoring tool for laser cleaning process”, Sensors, 23 (2023) 83

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2022, 7 papers]

10. Hyoungwon Park, Jae-Hun Kim, Won-Sang Shin, Ali Mirzaei, Yoon-Jun Kim, Sang Sub Kim*, Marcus Halik*, Changkyoo Park*, “Facile  strategy for advanced selectivity and sensitivity of SnO2 nanowire-based gas sensor using chemical affinity and femtosecond laser irradiation”, Sensors and Actuators B, 372 (2022) 132657

11. Ha-My Hoang, Hyun Jong Yoo, Changkyoo Park, Jiyeon Choi, Sanghoon Ahn, Ji-Whan Noh*, “Portable wedge prism scanner for laser
    surface cleaning of corroded 304L stainless steel”, Optics Express, 30 (2022) 19639

12. Suwon Kim, PilGong Choi, Soo Jin Choi, Sang Bae Han, Jiyeon Choi, Jeng O Kim, Hyonkee Sohn, Sanghoon Ahn, Jiwhan Noh,  Heeshin Kang, Kwangyun Jung, Dohyun Kim, Hyun-Deok Kim*, Changkyoo Park*, “Process optimization for dual laser beam joining for dissimilar plastics”, Korean Journal of Metals and Materials, 60 (2022) 432-439

13. Juyeon Seo, Seung Hyun Nam, Moonsang Lee, Jin-Young Kim, Seung Gyu Kim, Changkyoo Park, Dong-Woo Seo, Young Lae Kim, Sang Sub Kim*, Un Jeong Kim*, Myung Gwan Hahm*, “Gate-controlled gas sensor utilizing 1D–2D hybrid nanowires network”, iScience,
    25 (2022) 103660

14. Hyun Jong Yoo, Seungwoo Baek, Jeoung Han Kim, Jiyeon Choi, Yoon-Jun Kim*, Changkyoo Park*, “Effect of laser surface cleaning of corroded 304L stainless steel on microstructure and mechanical properties”, Journal of Materials Research and Technology, 16 (2022) 373-385

15. Won-Sang Shin, Changkyoo Park*, Yoon-Jun Kim*, “Growth behaviors of aluminum nitride in steel during laser nitriding: Insights into interfacial energy and segregation throughout its growth habit”, Materials Characterization, 183 (2022) 111625

16. Won-Sang Shin, Sung-Il Baik, David N. Seidman, Kee-Ahn Lee, Changkyoo Park*, Yoon-Jun Kim*, “Analysis of antioxidation behavior
    of cryo-milled oxide-dispersion-strengthened ferritic steel incorporated with formation of Y–Ti–O(N) nano-precipitates”, Acta Materialia, 225 (2022) 117589

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2021, 6 papers]

17. Ha-My Hoang, Soo Jin Choi, Changkyoo Park, Jiyeon Choi, Sanghoon Ahn, Ji-Whan Noh*, “Non-back-reflecting polygon scanner with applications in surface cleaning”, Optics Express, 29 (2021) 32939

18. Hyoungwon Park, Jae-Hun Kim, Dustin Vivod, Sungil Kim, Ali Mirzaei, Dirk Zahn, Changkyoo Park*, Sang Sub Kim*, Marcus Halik*, “Chemical-recognition-driven selectivity of SnO2-nanowire-based gas sensors”, Nano Today, 40 (2021) 101265

19.  Won-Sang Shin, Dae-won Cho, Donghyuck Jung, Heeshin Kang, Jeng O Kim, Yoon-Jun Kim*, Changkyoo Park*, “Investigation on  laser welding of Al ribbon to Cu sheet: weldability, microstructure, and mechanical and electrical properties”, Metals, 11 (2021) 831

20. Jae-Hun Kim, Hyoungwon Park, Ali Mirzaei, Myung Gwan Hahm, Sanghoon Ahn, Marcus Halik, Changkyoo Park*, Sang Sub Kim*, “How femtosecond laser irradiation can affect the gas sensing behavior of SnO2 nanowires toward reducing and oxidizing gases”, Sensor and Actuator B, 342 (2021) 130036

21. Won-Sang Shin, Ahjin Sim, Seungwoo Baek, Soo Jin Choi, Heeshin Kang, Yoon-Jun Kim*, Changkyoo Park*, “Microstructural characterizations and wear and corrosion behaviors of laser-nitrided NAK80 mold steel”, Surface and Coatings Technology, 410 (2021)
    126956

22. Won-Sang Shin, Bongkuk Son, Wansu Song, Hyonkee Sohn, Ho Jang, Yoon-Jun Kim*, Changkyoo Park*,” Heat treatment effect on the microstructure, mechanical properties, and wear behaviors of stainless steel 316L prepared via selective laser melting”, Materials Science and Engineering A, 806 (2021) 140805

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2020, 10 papers]

23. Won-Sang Shin, Hyun Jong Yoo, Jeoung Han Kim, Jiyeon Choi, Eun-Joon Chun*, Changkyoo Park*, Yoon-Jun Kim*, “Effect of laser heat-treatment and laser nitriding on the microstructural evolutions and wear behaviors of AISI P21 mold steel”, Metals, 10 (2020) 1487

24. Sungil Kim, Jeongtae Kim, Yeun-Ho Joung, Sanghoon Ahn, Changkyoo Park, Jiyeon Choi*, Chiwan Koo*, “Monolithic 3D micromixer with an impeller for glass microfluidic systems”, Lab on a Chip, 20 (2020) 4474-4485

25. Sanghoon Ahn*, JiHyun Kim, Dongkeun Lee, Changkyoo Park, Christian Zander, Seok-Young Ji, Won Seok Chang, “Enhancement of electrical conductivity during the femtosecond laser trimming process for OLED repair”, Optics and Lasers in Engineering, 137 (2020) 106381

26. Kyeong-Min Kim, Ye-Seon Jeong, Ahjin Sim, Wonah Park, Changkyoo Park, Eun-Joon Chun*, “Effect of Post-clad heat treatment on microstructures and mechanical properties of Cu–NiCrBSi dissimilar laser clads”, Korean Journal of Materials Research, 30 (2020) 465-473

27. Won-Sang Shin, ChangKyoo Park (Co-first), Juyeon Seo, Dong-Hyuck Jung, Eun Choi, Moonsang Lee, Un Jeong Kim, Myung Gwan Hahm*, Yoon-Jun Kim*, “Tribological characteristics of atomic-scale niobium diselenide grown via chemical vapor deposition”, Applied Physics Express, 13 (2020) 105004

28. Donghyuck Jung, ChangKyoo Park (Co-first), Eun-Joon Chun, Yoon-Jun Kim*, “Improvement of wear resistance in laser shock-peened copper contacts”, Korean Journal of Metals and Materials, 58 (2020) 560-565

29. Changkyoo Park, Donghyuck Jung, Eun-Joon Chun, Sanghoon Ahn, Ho jang, Yoon-Jun Kim*, “Effect of laser shock peening without coating on fretting corrosion of copper contacts”, Applied Surface Science, 514 (2020) 145917

30. Eun-Joon Chun, Changkyoo Park, Wonah Park*, “Study on the selective surface modification of injection mold steels by laser materials processing: relationship between AlN formation and surface hardening during laser nitriding”, Korean Journal of Metals and Materials, 58 (2020) 32-40

31. Changkyoo Park, Jung-Hoon Lee, Nam-Hyun Kang, Eun-Joon Chun*, “Correlation between microstructure and tribological properties of laser surface heat-treated stellite coatings”, Coatings, 10 (2020) 433

32. Changkyoo Park, Eun-Joon Chun*, “Influence of laser-assisted fusing on microstructural evolution and tribological properties of NiWCrSiB coating”, Metals, 10 (2020) 548

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2019, 7 papers]

33. Min ji Kang, Jin-Young Kim, Juyeon Seo, Suryeon Lee, Changkyoo Park, Sung-Moo Song, Sang Sub Kim, Myung Gwan Hahm, “Atomic-layered tungsten diselenide-based porous 3D architecturing for highly sensitive chemical sensors”, Physica status solidi, (2019) 1900340

34. Changkyoo Park, Ahjin Sim, Sanghoon Ahn, Heeshin Kang, Eun-Joon Chun, “Influence of laser surface engineering of AISI P20-improved mold steel on wear and corrosion behaviors”, Surface and Coatings Technology, 377 (2019) 124852

35. Changkyoo Park, Jinwoo Kim, Ahjin Sim, Hyonkee Sohn, Ho Jang, Eun-Joon Chun, “Influence of diode laser heat treatment and wear conditions on the fretting wear behavior of a mold steel”, Wear, 434-435(15) (2019) 202961

36. Ahjin Sim, Changkyoo Park, Namhyun Kang, Yangdo Kim, Eun-Joon Chun, “Effect of laser-assisted nitriding with a high-power diode laser on surface hardening of aluminum-containing martensitic steel”, Optics and Laser Technology, 116 (2019) 305–314

37. Deok Min Seo, Jeong-Hwan Lee, Suryeon Lee, Juyeon Seo, Changkyoo Park, Jaewook Nam, Yeonju Park, Sila Jin, Shubhda Srivastava, Mahesh Kumar, Young Mee Jung, Kyu-Hwan Lee, Yoon-Jun Kim, Sangwoon Yoon, Young Lae Kim, Pulickel M. Ajayan, Bipin Kumar Gupta, Myung Gwan Hahm, “Ultrafast excitonic behavior in two-dimensional metal−semiconductor heterostructure”, ACS photonics, 6 (2019) 1379-1386

38. Changkyoo Park, Jinwoo Kim, Ahjin Sim, In-duck Park, Ho Jang, Eun-Joon Chun, Influence of high-power diode laser heat treatment on wear resistance of a mold steel, Journal of Mechanical Science and Technology, 33 (2019) 829–836

39. Joonghan Shin, SeungGu Kang, Changkyoo Park, Jeng O Kim, “A study on the effect of Cu reflector in glass drilling using a pulsed NIR laser”, Optics and Laser Technology, 116 (2019) 328-337

---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[2018, 2 papers]

40. Eun-Joon Chun, Changkyoo Park, Hiroshi Nishikawa, Min-Su Kim, “Microstructural characterization of Ni-based self-fluxing alloy after selective surface-engineering using diode laser”, Applied Surface Science, 442 (2018) 726–735

41. Eun-Joon Chun, Min-Su Kim, Hiroshi Nishikawa, ChangKyoo Park*, Jeong Suh, “Laser-assisted selective fusing of thermal sprayed Ni-based self-fluxing alloys by using     high-power diode lasers”, Optics and Laser Technology, 100 (2018) 317-324

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------[~2016]

42. ChangKyoo Park, Ruipeng Xue, John J. Lannutti, Dave F. Farson, “Ablation characteristics of electrospun core-shell nanofiber by femtosecond laser”, Materials Science and Engineering C, 65 (2016) 232-239

43. ChangKyoo Park, Dave F. Farson, “Precise machining of disk shapes from thick metal substrates by femtosecond laser ablation”, Int. J. of Adv. Manuf. Tech., 83 (2016) 2049-2056

44. ChangKyoo Park, Dave F. Farson, “Direct current-dieletrophoresis assisted microscale machining of metal by femtosecond pulsed laser”, J. Applied Physics, 118 (2015) 023102

45. ChangKyoo Park, Hae Woon Choi, Carol Lee, John J. Lannutti, Dave F. Farson, “Optical scattering in electrospun poly(ε-caprolactone) tissue scaffolds”, J. of Laser Applications, 26, (2014) 032004

46. J Hwang, S Park, CK Park, W Cho, H Jang, “Hydrothermal synthesis of Li2MnSiO4: Mechanism and influence of precursor concentration on electrochemical properties”, Metals and Materials International 19 (2013) 855-860

47. SB Park, CK Park, JT Hwang, WI Cho, H Jang, “The distinct role of transition metal doping for LiFePO4 cathode material”, Metals and Materials International 17, 729-732

48. J Hwang, CK Park, SB Park, H Jang, “The Sintering Temperature Effect on Electrochemical Properties of LiMn2O4”, Bull. Kor. Chem. Soc., 32 (2011), 3952-3958

49. SB Park, CK Park, JT Hwang, WI Cho, H Jang, “Anisotropic behavior of lithium ion migration in LiFePO4”, Metals and Materials International, 17 (2011) 1017-1020

50. SB Park, CK Park, JT Hwang, WI Cho, H Jang, “The origin of the residual carbon in LiFePO4 synthesized by wet milling”, Bull. Kor. Chem. Soc., 32 (2011) 536-540

51. CK Park, SB Park, SH Oh, H Jang, WI Cho, “Li ion diffusivity and improved electrochemical performances of the carbon coated LiFePO4”, Bull. Kor. Chem. Soc., 32 (2011) 836-840

52. SH Yu, CK Park, H Jang, CB Shin, WI Cho, “Prediction of lithium diffusion coefficient and rate performance by using the discharge curves of LiFePO4 materials”, Bull. Kor. Chem. Soc., 32 (2011) 852-856

53. CK Park, SB Park, JH Park, HC Shin, WI Cho, H Jang, “The root cause of the rate performance improvement after metal doping: a case study of LiFePO4”, Bull. Kor. Chem. Soc., 32 (2011) 921-926

54. CK Park, SB Park, HC Shin, WI Cho, H Jang, “Li ion diffusivity and rate performance of the LiFePO4 modified by Cr doping”, Bull. Kor. Chem. Soc., 32 (2011) 191-195

55. CK Park, SB Park, SY Lee, H Lee, H Jang, WI Cho, “Electrochemical performances of lithium-air cell with carbon materials”, Bull. Kor. Chem. Soc., 31 (2010) 3221-3225

Will be updated.