Publications of Pyuck-Pa Choi

Kim, H.; Song, Y.; Kang, T.; Feng, L.; Gault, B.; Jamal, A.; Choi, P.-P.; Wook Heo, T.; Cho, E.: Tailored Additive Design of Scaffold-Free Porous Mg for Ultimate Hydrogen Storage. Advanced Functional Materials, e15701 (2025)

Jang, K.; Dey, P.; Dutta, B.; Park, H.; Son, J.-H.; Jang, J.-I.; Bhat, M. K.; Jang, H.; Kim, H.; Choi, J. et al.; Zhang, S.; Bueno Villoro, R.; Berkels, B.; Kim, B.; Choi, P.-P.; Oh, M.-W.; Jung, Y. S.; Han, J. W.; Scheu, C.; Jung, C.: Improved thermal stability of NbCoSn half-Heusler compounds via Sb doping-induced complementary point defect evolution. Chemical Engineering Journal 518, 164845 (2025)

Sung, M. Y.; Jang, T. J.; Song, S. Y.; Lee, G.; Ryou, K.; Oh, S.-H.; Lee, B.-J.; Choi, P.-P.; Neugebauer, J.; Grabowski, B. et al.; Körmann, F.; Ikeda, Y.; Zargaran, A.; Sohn, S. S.: Ultrastrong and ductile CoNiMoAl medium-entropy alloys enabled by L12 nanoprecipitate-induced multiple deformation mechanisms. Journal of Materials Science & Technology 225, pp. 72 - 86 (2025)

Jang, K.; Ko, W.-S.; Son, J.-H.; Jang, J.-I.; Kim, B.; Vega-Paredes, M.; Jang, H.; Allahyari, M.; Kim, S.-H.; Ryou, K. et al.; Chae, D.; Park, H.; Jung, Y. S.; Oh, M.-W.; Jung, C.; Scheu, C.; Choi, P.-P.: Impact of Hierarchical Dopant-Induced Microstructure on Thermoelectric Properties of p-Type Si–Ge Alloys Revealed by Comprehensive Multi-Scale Characterization. Advanced Functional Materials 34 (40), 2403785 (2024)

Jang, K.; Kim, M.-Y.; Jung, C.; Kim, S.-H.; Choi, D.; Park, S.-C.; Scheu, C.; Choi, P.-P.: Direct Observation of Trace Elements in Barium Titanate of Multilayer Ceramic Capacitors Using Atom Probe Tomography. Microscopy and Microanalysis 30 (6), pp. 1047 - 1056 (2024)

Yoo, B.; Jung, C.; Jang, K.; Jun, H.; Choi, P.-P.: Novel Ni-Co-based superalloys with high thermal stability and specific yield stress discovered by directed energy deposition. Materials and Design 238, 112607 (2024)

Park, H.; Jung, C.; Yi, S.; Choi, P.-P.: Elucidating the ball-milling-induced crystallization mechanism of amorphous NbCo_1.1Sn via atomic-scale compositional analysis. Journal of Alloys and Compounds 968, 172014 (2023)

Jung, C.; Jang, K.; Park, H.; Jang, J.; Jang, H.; Kang, B.; Park, K.; Zhang, S.; Bueno Villoro, R.; Park, S. et al.; Ryu, H. J.; Jung, Y. S.; Oh, M.-W.; Scheu, C.; Yi, S.-H.; Choi, P.-P.: Enhanced thermoelectric properties of NbCoSn half-Heuslers through in-situ nanocrystallization of amorphous precursors during the consolidation process. Journal of Materials Science & Technology 165, pp. 39 - 48 (2023)

Park, Y.; Lee, C.; Choi, J.; Kang, P. W.; Scheu, C.; Lee, H. M.; Choi, P.-P.; Jung, C.: The interfaces of Ag-rich and Cu-rich AgCu phases boost oxygen reduction activity. Applied Surface Science 637, 157949 (2023)

Jung, C.; Jeon, S.-j.; Lee, S.; Park, H.; Han, S.; Oh, J.; Yi, S.-H.; Choi, P.-P.: Reduced lattice thermal conductivity through tailoring of the crystallization behavior of NbCoSn by V addition. Journal of Alloys and Compounds 962, 171191 (2023)

Jung, C.; Zhang, S.; Cheng, N.; Scheu, C.; Yi, S.-H.; Choi, P.-P.: Effect of Heat Treatment Temperature on the Crystallization Behavior and Microstructural Evolution of Amorphous NbCo_1.1Sn. ACS Applied Materials and Interfaces 15 (39), pp. 46064 - 46073 (2023)

Kim, S.-H.; Jun, H.; Jang, K.; Choi, P.-P.; Gault, B.; Jung, C.: Exploring the Surface Segregation of Rh Dopants in PtNi Nanoparticles through Atom Probe Tomography Analysis. The Journal of Physical Chemistry C 127 (46), pp. 22721 - 22725 (2023)

Yoo, B.; Jung, C.; Ryou, K.; Choi, W. S.; Haußmann, L.; Yang, S.; Boll, T.; Neumeier, S.; Choi, P.-P.: Directed energy deposition of γ/γ' Co–Al–W superalloys. Additive Manufacturing 60, 103287 (2022)

Jung, C.; Jun, H.; Jang, K.; Kim, S.-H.; Choi, P.-P.: Tracking the Mn Diffusion in the Carbon-Supported Nanoparticles Through the Collaborative Analysis of Atom Probe and Evaporation Simulation. Microscopy and Microanalysis 28 (6), pp. 1841 - 1850 (2022)

Jang, T. J.; Choi, W. S.; Kim, D. W.; Choi, G.; Jun, H.; Ferrari, A.; Körmann, F.; Choi, P.-P.; Sohn, S. S.: Shear band-driven precipitate dispersion for ultrastrong ductile medium-entropy alloys. Nature Communications 12 (1), 4703 (2021)

Jang, K.; Kim, S.-H.; Jun, H.; Jung, C.; Yu, J.; Lee, S.; Choi, P.-P.: Three-dimensional atomic mapping of ligands on palladium nanoparticles by atom probe tomography. Nature Communications 12 (1), 4301 (2021)

Seok Choi, W.; Pang, E. L.; Ko, W.-S.; Jun, H.; Bong, H. J.; Kirchlechner, C.; Raabe, D.; Choi, P.-P.: Orientation-dependent plastic deformation mechanisms and competition with stress-induced phase transformation in microscale NiTi. Acta Materialia 208, 116731 (2021)

Im, H. J.; Makineni, S. K.; Oh, C.-S.; Gault, B.; Choi, P.-P.: Elemental Sub-Lattice Occupation and Microstructural Evolution in γ/γ′ Co–12Ti–4Mo–Cr Alloys. Microscopy and Microanalysis; First View, pp. 1 - 5 (2021)

Jang, K.; Kim, S.-H.; Jun, H.; Jung, C.; Yu, J.; Lee, S.; Choi, P.-P.: Publisher Correction: Three-dimensional atomic mapping of ligands on palladium nanoparticles by atom probe tomography (Nature Communications, (2021), 12, 1, (4301), 10.1038/s41467-021-24620-9). Nature Communications 12 (1), 5521 (2021)

Im, H. J.; Lee, S.; Choi, W. S.; Makineni, S. K.; Raabe, D.; Ko, W.-S.; Choi, P.-P.: Effects of Mo on the mechanical behavior of γ/γʹ-strengthened Co–Ti-based alloys. Acta Materialia 197, pp. 69 - 80 (2020)