Pyuck-Pa Choi
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Grain boundary segregation engineering in metallic alloys: A pathway to the design of interfaces
D Raabe, M Herbig, S Sandlöbes, Y Li, D Tytko, M Kuzmina, D Ponge, ...
Current Opinion in Solid State and Materials Science 18 (4), 253-261, 2014
Atomic-scale quantification of grain boundary segregation in nanocrystalline material
M Herbig, D Raabe, YJ Li, P Choi, S Zaefferer, S Goto
Physical review letters 112 (12), 126103, 2014
Atomic-scale mechanisms of deformation-induced cementite decomposition in pearlite
YJ Li, P Choi, C Borchers, S Westerkamp, S Goto, D Raabe, R Kirchheim
Acta materialia 59 (10), 3965-3977, 2011
Segregation engineering enables nanoscale martensite to austenite phase transformation at grain boundaries: a pathway to ductile martensite
D Raabe, S Sandlöbes, J Millán, D Ponge, H Assadi, M Herbig, PP Choi
Acta Materialia 61 (16), 6132-6152, 2013
Strain hardening by dynamic slip band refinement in a high-Mn lightweight steel
E Welsch, D Ponge, SMH Haghighat, S Sandlöbes, P Choi, M Herbig, ...
Acta Materialia 116, 188-199, 2016
Chemical gradients across phase boundaries between martensite and austenite in steel studied by atom probe tomography and simulation
O Dmitrieva, D Ponge, G Inden, J Millán, P Choi, J Sietsma, D Raabe
Acta Materialia 59 (1), 364-374, 2011
Precipitation and austenite reversion behavior of a maraging steel produced by selective laser melting
EA Jägle, PP Choi, J Van Humbeeck, D Raabe
Journal of Materials Research 29 (17), 2072-2079, 2014
Segregation stabilizes nanocrystalline bulk steel with near theoretical strength
Y Li, D Raabe, M Herbig, PP Choi, S Goto, A Kostka, H Yarita, C Borchers, ...
Physical review letters 113 (10), 106104, 2014
Evolution of strength and microstructure during annealing of heavily cold-drawn 6.3 GPa hypereutectoid pearlitic steel wire
YJ Li, P Choi, S Goto, C Borchers, D Raabe, R Kirchheim
Acta Materialia 60 (9), 4005-4016, 2012
Atomic-scale analysis of carbon partitioning between martensite and austenite by atom probe tomography and correlative transmission electron microscopy
Y Toji, H Matsuda, M Herbig, PP Choi, D Raabe
Acta Materialia 65, 215-228, 2014
Microstructural evolution of a Ni-based superalloy (617B) at 700 C studied by electron microscopy and atom probe tomography
D Tytko, PP Choi, J Klöwer, A Kostka, G Inden, D Raabe
Acta materialia 60 (4), 1731-1740, 2012
Alloy design, combinatorial synthesis, and microstructure–property relations for low-density Fe-Mn-Al-C austenitic steels
D Raabe, H Springer, I Gutiérrez-Urrutia, F Roters, M Bausch, JB Seol, ...
Jom 66, 1845-1856, 2014
Elemental partitioning and mechanical properties of Ti-and Ta-containing Co–Al–W-base superalloys studied by atom probe tomography and nanoindentation
I Povstugar, PP Choi, S Neumeier, A Bauer, CH Zenk, M Göken, D Raabe
Acta Materialia 78, 78-85, 2014
Strengthening and strain hardening mechanisms in a precipitation-hardened high-Mn lightweight steel
MJ Yao, E Welsch, D Ponge, SMH Haghighat, S Sandlöbes, P Choi, ...
Acta Materialia 140, 258-273, 2017
Metallic composites processed via extreme deformation: Toward the limits of strength in bulk materials
D Raabe, PP Choi, Y Li, A Kostka, X Sauvage, F Lecouturier, K Hono, ...
MRS bulletin 35 (12), 982-991, 2010
Nanoscale austenite reversion through partitioning, segregation and kinetic freezing: Example of a ductile 2 GPa Fe–Cr–C steel
L Yuan, D Ponge, J Wittig, P Choi, JA Jiménez, D Raabe
Acta Materialia 60 (6-7), 2790-2804, 2012
The nucleation of Mo-rich Laves phase particles adjacent to M23C6 micrograin boundary carbides in 12% Cr tempered martensite ferritic steels
MI Isik, A Kostka, VA Yardley, KG Pradeep, MJ Duarte, PP Choi, D Raabe, ...
Acta Materialia 90, 94-104, 2015
Dynamic strain aging studied at the atomic scale
H Aboulfadl, J Deges, P Choi, D Raabe
Acta Materialia 86, 34-42, 2015
Atomic-scale compositional characterization of a nanocrystalline AlCrCuFeNiZn high-entropy alloy using atom probe tomography
KG Pradeep, N Wanderka, P Choi, J Banhart, BS Murty, D Raabe
Acta Materialia 61 (12), 4696-4706, 2013
Combining structural and chemical information at the nanometer scale by correlative transmission electron microscopy and atom probe tomography
M Herbig, P Choi, D Raabe
Ultramicroscopy 153, 32-39, 2015
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