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2014 - Current


102. Strengthening and strain hardening mechanisms in a precipitation-hardened high-Mn lightweight steel

M. Yao, E. Welsch, D. Ponge, S. Haghighat, S. Sandloebes, P. Choi, M. Herbig, I. Bleskov, T. Hickel, M. Lipinska-Chwalek, P. Shanthraj, C. Scheu, S. Zaeffere, B. Gault, D. Raabe

Acta Materialia 140 (2017) 258-173.



101. Modulation of plastic flow in metallic glasses via nanoscale networks of chemical heterogeneities

J. Kim, H. Oh, W. Kim, P. Choi, D. Raabe, E. Park

Acta Materialia 140 (2017) 116-129.



100. Oxidation behavior of AlN/CrN multilayered hard coatings

D. Tytko, P. Choi, D. Raabe

Nano Convergence 4 (2017) 15.



99. Long-term thermal stability of nanoclusters in ODS-Eurofer steel: An atom probe tomography study

K. D. Zilnyk, K.G. Pradeep, P. Choi, H. R. Z. Sandim, D. Raabe

Journal of Nuclear Materials 492 (2017) 142-147.



98. Evaluation of Analysis Conditions for Laser-Pulsed Atom Probe Tomography: Example of Cemented Tungsten Carbide

Z. Peng, P. Choi, B. Gault, D. Raabe

Microscopy and Microanalysis 23 (2017) 431-442.



97. Atomic diffusion induced degradation in bimetallic layer coated cemented tungsten carbide

Z. Peng, M. Rohwerder, P. Choi, B. Gault, T. Meiners, M. Friedrichs, H. Kreilkamp, F. Klocke, D. Raabe

Corrosion Science 120 (2017) 1-13.


96. Amorphous Phase Separation in an Fe-based Bulk Metallic Glass

W. Guo, P. Choi, J. Seol

Materials Letters 190 (2017) 161-164.



95. Formation of nanometer-sized Cu-Sn-Se particles in Cu2ZnSnSe4 thin-films and their effect on solar cell efficiency

T. Schwarz, O. Cojocaru-Mirédin, M. Mousel, A. Redinger, D. Raabe, P. Choi

Acta Materialia 132 (2017) 276-284.



94. On Local Phase Equilibria and the Appearance of Nanoparticles in the Microstructure of Single-Crystal Ni-Base Superalloys  

V. Yardley, I. Povstugar, P. Choi, D. Raabe, A.B. Parsa, A. Kostka, C.  Somsen, A. Dlouhy, K. Neuking, E.P. George, G. Eggeler

Journal of Applied Physics 120 (2016) 00237.



93. (Nbx, Zr1–x)4AlC3 MAX Phase Solid Solutions: Processing, Mechanical Properties, and Density Functional Theory Calculations

T. Lapauw, D. Tytko, K. Vanmeensel, S. Huang, P. Choi, D. Raabe, E.N. Caspi, O. Ozeri, M. Baben, J.M. Schneider, K. Lambrinou, J. Vleugels  

Journal of Applied Physics 120 (2016) 6b00484.


92. Impact of annealing on electrical properties of Cu2ZnSnSe4 absorber layers

T. Weiss, A. Redinger, G. Rey, T. Schwarz, M. Spies, O. Cojocura-Mirédin, P. Choi, S. Siebentritt

Journal of Applied Physics 120 (2016) 045703.



91. Phase selection and nanocrystallization in Cu-free soft magnetic FeSiNbB amorphous alloy upon rapid annealing 

L. Morsdorf, K. G. Pradeep, G. Herzer, A. Kovács, R. Dunin-Borkowski, I. Povstugar, G.  Konygin, P. Choi 

Journal of Applied Physics 119 (2016) 124903.



90. Combined atom probe tomography and density functional theory investigation of the Al off-stoichiometry of κ-carbides in an austenitic Fe–Mn–Al–C low density steel

M. Yao, P. Dey, J. Seol, P. Choi, M. Herbig, R. K. W. Marceau, T. Hickel, J. Neugebauer, D. Raabe

Acta Materialia 106 (2016) 229-238. 



89. Strain hardening by dynamic slip band refinement in a high-Mn lightweight steel

E. Welsch, D. Ponge, S. M. H. Haghighat, S. Sandlöbes, P. Choi, M. Herbig, S. Zaefferer, D.  Raabe 

Acta Materialia 116 (2016) 188-199.



88. Atom probe tomography of interfaces in ceramic films and oxide scales 

K. Stiller, M. Thuvander, I. Povstugar, P. Choi, H. O. Andrén

MRS Bulletin 41 (2016) 35-39.



87. Effect of ruthenium on the precipitation of topologically close packed phases in Ni-based superalloys of 3rd and 4th generation

K. Matuszewski, R. Rettig, H. Matysiak, Z. Peng, I. Povstugar, P. Choi, J. Müller, D. Raabe, E. Spiecker, K.J. Kurzydłowski, R.F. Singer

Acta Materialia 95 (2015) 274-283



86. Atom probe informed simulations of dislocation–precipitate interactions reveal the importance of local interface curvature

A. Prakash, J. Guenole, J. Wang, J. Muller, E. Spiecker, M.J. Mills, I. Povstugar, P. Choi, D. Raabe and E. Bitzek

Acta Materialia 92 (2015) 33-45



85. The role of grain boundaries in the initial oxidation behavior of austenitic stainless steel containing alloyed Cu at 700 °C for advanced thermal power plant application

J. H. Kim, B. K. Kim, D. I. Kim, P. P. Choi, D. Raabe, K. W. Yi

Corrosion Science 96 (2015) 52-66. 



84. Synergy of atom-probe structural data and quantum-mechanical calculations in a theory-guided design of extreme-stiffness superlattices containing metastable phase

M. Friak, D. Tytko, D. Holec, P. Choi, P. Eisenlohr, D. Raabe, J. Neugebauer

New Journal of Physics 17 (2015) 093004-1-093004-8. 



83. The nucleation of Mo-rich Laves phase particles adjacent to M23C6 micrograin boundary carbides in 12% Cr tempered martensite ferritic steels

M. I. Isik, A. Kostka, V. Yardley, K. G. Pradeep, M. J. Duarte, P. Choi, D. Raabe, G. Eggeler

Acta Materialia 90 (2015) 94-104.



82. Guided mass spectrum labelling in atom probe tomography

D. Haley, P. Choi, D. Raabe

Ultramicroscopy 159 (2015) 338-345.



81. Mining information from atom probe data

J. Cairney, K. Rajan, D. Haley, P. Bagot, P. Choi, P. Felfer, S. Ringer, R. Marceau, M. Moody

Ultramicroscopy 159 (2015) 324-337. 



80. Atomic scale investigation of non-equilibrium segregation of boron in a quenched Mo-free martensitic steel

Y. Li, D. Ponge, P. Choi, D. Raabe 

Ultramicroscopy 159 (2015) 240-247. 



79. Homogeneity and composition of AlInGaN: A multiprobe nanostructure study

F. Krause, J. Ahl, D. Tytko, P. Choi, R. Egoavil, M. Schowalter, T. Mehrtens, K. Müller-Caspary, J. Verbeeck, D. Raabe, J. Hertkorn, K. Engl, A. Rosenauer 

Ultramicroscopy 156 (2015) 29-36.



78. 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 (2015) 32-39.



77. Elemental partitioning, lattice misfit and creep behavior of Cr containing gamma´-strengthened Co base superalloys

I. Povstugar, C. Zenk, R. Li, P. Choi, S. Neumeier, O. Dolotko, M. Hoelzel, S. Neumeier, M. Göken, D. Raabe,

Materials Science and Technology (2015) accepted, DOI 10.1179/1743284715Y.0000000112.



76. Detection of Cu2Zn5SnSe8 and Cu2Zn6SnSe9 phases in co-evaporated Cu2ZnSnSe4 thin-films

T. Schwarz, M. A. L. Marques, S. Botti, M. Mousel, A. Redinger, S. Siebentritt, O. Cojocaru-Mirédin, D. Raabe, P. Choi

Applied Physics Letters 107 (2015) 172102.



75. Atom probe tomography study of internal interfaces in Cu2ZnSnSe4 thin-films

T. Schwarz, O. Cojocaru-Mirédin, P. Choi, M. Mousel, A. Redinger, S. Siebentritt, D. Raabe,

Journal of Applied Physics 118, 095302 (2015).



74. Effects of Ru on elemental partitioning and precipitation of topologically close-packed phases in Ni-based superalloys

Z. Peng, I. Povstugar, K. Matuszewski, R. Rettig, R. Singer, A. Kostka, P. Choi, D. Raabe

Scripta Materialia 101 (2015)44-47.



73. Advanced Scale Bridging Microstructure Analysis of Single Crystal Ni-Base Superalloys

A. Parsa, P. Wollgramm, H. Buck, C. Somsen, A. Kostka, I. Povstugar, P. Choi, D. Raabe, A. Dlouhy, J. Müller, E. Spiecker, K. Demtroeder, J. Schreuer, K. Neuking, G. Eggeler

Advanced Engineering Materials 17 (2015) 216-230.



72. Deformation induced alloying in crystalline – metallic glass nano-composites

W. Guo, J. Yao, E. Jägle, P. Choi, M. Herbig, J. Schneider, D. Raabe

Materials Science and Engineering A 628 (2015) 269-280.



71. Dynamic strain aging studied at the atomic scale

H. Aboulfadl, J. Deges, P. Choi, D. Raabe

Acta Materialia 86 (2015) 34-42.



70. Mechanisms of subgrain coarsening and its effect on the mechanical properties of carbon-supersaturated nanocrystalline hypereutectoid

Y. J. Li, A. Kostka, P. Choi, S. Goto, D. Ponge, R. Kirchheim, D. Raabe

Acta Materialia 84 (2015) 110-123.



69. Segregation of boron at prior austenite grain boundaries in a quenched martensitic steel studied by atom probe tomography

Y. Li, D. Ponge, P. Choi, D. Raabe

Scripta Materialia 96 (2015) 13-16.



68. Thermal dissolution mechanisms of AlN/CrN hard coating superlattices studied by atom probe tomography and transmission electron microscopy

D. Tytko, P. Choi, D. Raabe

Acta Materialia 85 (2015) 32-41.



67. Grain boundary segregation in Fe-Mn-C twinning-induced plasticity steels studied by correlative electron backscatter diffraction and atom probe tomography

M. Herbig, M. Kuzmina, C. Haase, D. A. Molodov, R. K. W. Marceau, I. Gutierrez-Urrutia, D. Haley, P. Choi, D. Raabe

Acta Materialia 83 (2015) 37-47.



66. Precipitation and austenite reversion behavior of a maraging steel produced by selective laser melting

E. Jägle, P. Choi, J. van Humbeeck, D. Raabe

Journal of Materials Research 29 (2014) 2072-20179.



65. The Maximum Separation Cluster Analysis Algorithm for Atom-Probe Tomography: Parameter Determination and Accuracy

E. Jägle, P. Choi, D. Raabe

Microscopy and Microanalysis 20 (2014) 1662-1671.



64. Alloy design, combinatorial synthesis, and microstructure-property relations for low-density Fe-Mn-Al-C austenitic steels

D. Raabe, H. Springer, I. Gutierrez-Urrutia, F. Roters, M. Bausch, J. B. Seol, M. Koyama, P. Choi, K. Tsuzaki

JOM 66 (2014) 1845-1856.



63. 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, P. Choi

Current opinion in Solid State and Materials Science 18 (2014) 253-261.



62. Segregation stabilizes nanocrystalline bulk steel with near theoretical strength

Y. J. Li, D. Raabe, M. Herbig, P. Choi, S. Goto, A. Kostka, H. Yarita, C. Borcher, R. Kirchheim

Physical Review Letters 113 (2014) 106104.



61. Shear-induced mixing governs co-deformation of crystalline-amorphous nanolaminates

W. Guo, E. A. Jägle, P. Choi, J. Yao, A. Kostka, J. M. Schneider, D. Raabe

Physical Review Letters 113 (2014) 035501.



60. Atom probe tomography observation of hydrogen in high-Mn steel and silver charged via an electrolytic route

D. Haley, S. Merzlikin, P. Choi, D. Raabe

International Journal of Hydrogen Energy 39 (2014) 12221-12229.



59. Elemental partitioning and mechanical properties of Ti and Ta containing Co-Al-W-base superalloys studied by atom probe tomography and nanoindentation

I. Povstugar, P. Choi, S. Neumeier, A. Bauer, C. Zenk , M. Göken, D. Raabe

Acta Materialia 78 (2014) 78-85.



58. Designing Heusler nano-precipitates by elastic misfit stabilization in Fe-Mn maraging steels

J. Millán, S. Sandlöbes, A. Al-Zubi, T. Hickel, P. Choi, J. Neugebauer, D. Ponge, D. Raabe

Acta Materialia 76 (2014) 94-105.



57. Investigation of the diffusion behavior of sodium in Cu(In,Ga)Se2 layers

A. Lämmle, R. Wuerz, T. Schwarz, O. Cojocaru-Mirédin, P. Choi, M. Powalla

Journal of Applied Physics 115 (2014) 154501.



56. Crystallization, phase evolution and corrosion of Fe-based metallic glasses: An atomic-scale structural and chemical characterization study

M.J. Duarte, A. Kostka, J.A. Jimenez, P. Choi, J. Klemm, D. Crespo, D. Raabe, F.U. Renner

Acta Materialia 71 (2014) 20-30.



55. Atom probe tomography study of ultrahigh nano-crystallization rates in FeSiNbBCu soft magnetic amorphous alloys upon rapid annealing

K. G. Pradeep, G. Herzer, P. Choi, D. Raabe

Acta Materialia 68 (2014) 295-309.



54. Atomic-Scale Quantification of Grain Boundary Segregation in Nanocrystalline Material

M. Herbig, D. Raabe, Y. J. Li, P. Choi, S. Zaefferer, S. Goto

Physical Review Letters 112 (2014) 126103.



53. Cu-rich precursors improve kesterite solar cells

M. Mousel, T. Schwarz, R. Djemour, T. P. Weiss, J. Sendler, J. C. Malaquias,  A. Redinger, O. Cojocaru-Mirédin, P. Choi, S. Siebentritt

Advanced Energy Materials 4 (2014)1300543.



52. Atomic-scale analysis of carbon partitioning between martensite and austenite by atom probe tomography and correlative TEM

Y. Toji, H. Matsuda, M. Herbig, P. Choi, D. Raabe

Acta Materialia 65 (2014)215-228.



51. On the Spheroidized Carbide Dissolution and Elemental Partitioning in High Carbon Bearing Steel 100Cr6

W. Song, P. Choi, G. Inden, U. Prahl, D. Raabe, W. Bleck

Metallurgical and Materials Transactions A 45 (2014) 595-606.



50. Enhanced superplasticity in an Al-alloyed multicomponent Mn–Si–Cr–C steel

H. Zhang, K. G. Pradeep, S. Mandal, D. Ponge, P. Choi, C. Tasan, D. Raabe

Acta Materialia 63 (2014) 232-244.





2003 - 2013

49. Atomic-scale investigation of ε and θ precipitates in bainite in 100Cr6 bearing steel by atom probe tomography and ab initio calculations

W. Song, J. v. Appen, P. Choi, R. Dronskowski, D. Raabe, W. Bleck

Acta Materialia 61 (2013) 7582-7590.



48. Interface-directed spinodal decomposition in TiAlN/CrN multilayer hardcoatings studied by atom probe tomography

I. Povstugar, P. Choi, D. Tytko, J. Ahn, D. Raabe

Acta Materialia 61 (2013) 7534-7542.



47. 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, P. Choi

Acta Materialia 61 (2013) 6132-6152.



46. Element-Resolved Corrosion Analysis of Stainless-Type Glass-Forming Steels

J. Duarte, J. Klemm, S. O. Klemm, S. Borodin, K. J. J. Mayrhofer, M. Stratmann, A. H. Romero, M. Madinehei, D. Crespo, J. Serrano, S. S. A. Gerstl, P. P. Choi, D. Raabe, F. U. Renner

Science 341 (2013)372-376.



45. Understanding the Detection of Carbon in Austenitic High-Mn Steel using atom probe tomography

R. Marceau, P. Choi, D. Raabe

Ultramicroscopy 132 (2013) 239-247.



44. Combined nano-SIMS/AFM/EBSD analysis and atom probe tomography, of carbon distribution in austenite/ε-martensite high-Mn steels

J. B. Seol, B. H. Lee, P. P. Choi, S. G. Lee, C. G. Park

Ultramicroscopy 132 (2013) 248-257.



43. Atomic scale investigation of redistribution of alloying elements in pearlitic steel wires upon cold-drawing and annealing

Y. J. Li, P. Choi, S. Goto, C. Borchers, D. Raabe, R. Kirchheim

Ultramicroscopy 132 (2013) 233-238.



42. Influence of supersaturated carbon on the diffusion of Ni in ferrite determined by atom probe tomography

T. Kresse, Y. J. Li, T. Boll, C. Borchers, P. Choi, T. Al-Kassab, D. Raabe, R. Kirchheim

Scripta Materialia 69 (2013) 424-427.



41.  Measurement of the indium concentration in high indium content InGaN layers by scanning transmission electron microscopy and atom probe tomography

T. Mehrtens, M. Schowalter, D. Tytko, P. Choi, D. Raabe, L. Hoffmann, H. Jönen, U. Rossow, A. Hangleiter, A. Rosenauer

Applied Physics Letters 102 (2013) 132112.



40.  Atomic-scale compositional characterization of a nanocrystalline AlCrCuFeNiZn high-entropy alloy using atom probe tomography

K.G. Pradeep, N. Wanderka, P. Choi, J. Banhart, B.S. Murty, D. Raabe

Acta Materialia 61 (2013) 4696-4706.



39.  Nanocrystalline Fe-C alloys produced by ball milling of iron and graphite

Y. Z. Chen, A. Herz, Y. J. Li, C. Borchers, P. Choi​, D. Raabe, R. Kirchheim

Acta Materialia 61 (2013) 3172-3185.



38.  Grain boundary segregation in a bronze-route Nb3Sn superconducting wire studied by atom probe tomography

M. J. R. Sandim, D. Tytko, A. Kostka, P. Choi, S. Awaji, K. Watanabe, D. Raabe

Superconductor Science and Technology 26 (2013) 055008.



37. Direct evidence for the formation of ordered carbides in a ferrite based low-density Fe-Mn-Al-C alloy studied by transmission electron microscopy and atom probe tomography

J. B. Seol, D. Raabe, P. P. Choi, H. S. Park, J. H. Kwak, C. G. Park

Scripta Materialia 68 (2013) 348-353.



36.  Atom Probe study of Cu2ZnSnSe4 thin-films prepared by co-evaporation and post-deposition annealing

T. Schwarz, O. Cojocaru-Mirédin, P. Choi, M. Mousel, A. Redinger, S. Siebentritt, D. Raabe

Applied Physics Letters 102 (2013) 042101.



35.  Compositional gradients and impurity distributions in CuInSe2 thin-film solar cells studied by atom probe tomography

P. Choi, O. Cojocaru-Mirédin, R. Wuerz

Surface and Interface Analysis 44 (2012) 1386-1388.



34.  Exploring the p-n junction region in Cu(In,Ga)Se2 thin-film solar cells at the nanometer-scale

O. Cojocaru-Mirédin, P. Choi, R. Wuerz, D. Raabe

Applied Physics Letters 101 (2012) 181603.



33. Atomic scale effects of alloying, partitioning, solute drag and austempering on the mechanical properties of high-carbon bainitic–austenitic TRIP steels

J. B. Seol, D. Raabe, P. P. Choi, Y. R. Im, C. G. Park

Acta Materialia 60 (2012) 6183-6199.



32.  Confined and chemically flexible grain boundaries in polycrystalline compound semiconductors

D. Abou-Ras, S. S. Schmidt , R. Caballero, T. Unold, H. W. Schock, C. T. Koch , B. Schaffer, M. Schaffer, P. Choi, O. Cojocaru-Mirédin

Advanced Energy Materials 2 (2012) 992-998.



31. New insights into the atomic-scale structures and behavior of steels

E. A. Marquis, P. Choi, F. Danoix, K. Kruska, S. Lozano-Perez, D. Raabe, C. A. Williams

Microscopy Today 20 (2012) 44-48.



30. Atom probe tomography of compound semiconductors for photovoltaic and light-emitting device applications

P. Choi, O. Cojocaru-Mirédin, D. Abou-Ras, R. Caballero, D. Raabe, V. S. Smentkowski, C. G. Park, G. H. Gu, B. Mazumder, M. H. Wong, Y. L. Hu, T. P. Melo, J. S. Speck

Microscopy Today 20 (2012) 14-19.



29. Evolution of strength and microstructure during annealing of heavily cold-drawn 6.3 GPa hypereutectoid pearlitic steel wire

Y. Li, P. Choi, S. Goto, C. Borchers, D. Raabe, R. Kirchheim

Acta Materialia 60 (2012) 4005-4016.



28. 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, J. A. Jiménez, D. Raabe

Acta Materialia 60 (2012) 2790-2804.



27. Microstructural evolution of a Ni-based superalloy (617B) at 700 °C studied by electron microscopy and atom probe tomography

D. Tytko, P. Choi, J. Klöwer, A. Kostka, G. Inden, D. Raabe

Acta Materialia 60 (2012) 1731-1740.



26. Characterization of grain boundaries in Cu(In,Ga)Se2 films using atom probe tomography

O. Cojocaru-Mirédin, P. Choi, D. Abou-Ras, S. S. Schmidt, R. Caballero, D. Raabe

Journal of Photovoltaics 1 (2011) 207-212.



25. Comparative atom probe study of Cu(In,Ga)Se2 thin-film solar cells deposited on soda-lime glass and mild steel substrates

P. Choi, O. Cojocaru-Mirédin, R. Wuerz, D. Raabe

Journal of Applied Physics 110 (2011) 124513



24. Thermal stability of TiAlN/CrN multilayer coatings studied by atom probe tomography

P. Choi, I. Povstugar, J. Ahn, A. Kostka, D. Raabe

Ultramicroscopy 111 (2011) 518-523.



23. Atom probe tomography characterization of heavily cold drawn pearlitic steel wire

Y. J. Li, P. Choi, C. Borchers, Y. Z. Chen, S. Goto, D. Raabe, R. Kirchheim

Ultramicroscopy 111 (2011) 628-632.



22. Pulsed-laser atom probe studies of a precipitation hardened maraging TRIP steel

O. Dmitrieva, P. Choi, S. S. A. Gerstl, D. Ponge, D. Raabe

Ultramicroscopy 111 (2011) 623-627.



21. Atomic-scale distribution of impurities in CuInSe2-based thin-film solar cells

O. Cojocaru-Mirédin, P. Choi, R. Wuerz, D. Raabe

Ultramicroscopy 111 (2011) 552-556.



20. Comprehensive comparison of various techniques for the analysis of elemental distributions in thin films

D. Abou-Ras, R. Caballero, C.-H. Fischer, C. Kaufmann, I. Lauermann, R. Mainz, H. Mönig, A. Schöpke, C. Stephan, C. Streeck, S. Schorr, A. Eicke, M. Döbeli, B. Gade, J. Hinrichs, T. Nunney, H. Dijkstra, V. Hoffmann, D. Klemm, V. Efimova, A. Bergmaier, G. Dollinger, T. Wirth, W. Unger, A.A. Rockett, A. Perez Rodriguez, J. Alvarez Garcia, V. Izquierdo-Roca, T. Schmid, P. Choi, M. Müller, F. Bertram, J. Christen, H. Khatri, R.W. Collins, S. Marsillac, and I. Kötschau

Microscopy and Microanalysis 17 (2011) 728-751.



19. Atomic-scale mechanisms of deformation-induced cementite decomposition in pearlite

Y. J. Li, P. Choi, C. Borchers, S. Westerkamp, S. Goto, D. Raabe, R. Kirchheim

Acta Materialia 59 (2011) 3965-3977.



18. Atomic-scale characterization of the CdS/CuInSe2 interface in thin-film solar cells

O. Cojocaru-Mirédin, P. Choi, R. Wuerz, D. Raabe

Applied Physics Letters 98 (2011) 103504.



17. Characterization of nano-sized precipitates in a Mn-based lean maraging steel by atom probe tomography

J. Millán, D. Ponge, D. Raabe, P. Choi, O.Dmitrieva

Steel Research International 82 (2011) 137-145.



16. 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 (2011) 364-374.



15. Metallic composites processed via extreme deformation: Toward the limits of strength in bulk materials

D. Raabe, P. Choi, Y. Li, A. Kostka, X. Sauvage, F. Lecouturier, K. Hono, R. Kirchheim, R. Pippan, D. Embury

Materials Research Society Bulletin 35 (2010) 982-991.



14. Synthesis of Al-Y-Ni-Co composites by mechanical alloying and consecutive spark-plasma sintering

J. S. Kim, I. V. Povstugar, P. P. Choi, E. P. Yelsukov, O. T. H. Nguyen, Y. S. Kwon

Journal of Alloys and Compounds 486 (2009) 511-514.



13. An assessment of the homogeneity of nano-crystalline Fe-Cu powders as studied by means of APT

C. Wille, T. Al-Kassab, P. P. Choi, Y. S. Kwon, R. Kirchheim

Ultramicroscopy 109 (2009) 599-605.



12. Homogeneity of mechanically alloyed nanocrystalline Fe-Cu powders

C. Wille, T. Al-Kassab, M. Schmidt, P. P. Choi, Y. S. Kwon

International Journal of Materials Research 5 (2008) 541-547.



11. Application of focused ion beam to atom probe tomography specimen preparation from mechally alloyed powders

P. P. Choi, T. Al-Kassab, Y. S. Kwon, J. S. Kim, R. Kirchheim

Microscopy and Microanalysis 13 (2007) 347-353.



10. Transmission electron microscopy and atom probe specimen preparation from mechanically alloyed powder using the focused ion-beam lift-out technique

P. P. Choi, Y. S. Kwon, J. S. Kim, T. Al-Kassab

Journal of Electronmicroscopy 56 (2007) 43-49.



9. Role of local heating in crystallization of amorphous alloys under ball milling: An experiment on Fe90Zr10

Y. S. Kwon, J. S. Kim, I. V. Povstugar, E. P. Yelsukov, P. P. Choi

Physical Review B 75 (2007) 144112.



8. Ti50Cu25Ni20Sn5 Bulk Metallic Glass Fabricated by Powder Consolidation

P. P. Choi, J. S. Kim, O. T. H. Nguyen, Y. S. Kwon

Materials Letters 61 (2007) 4591-4594.

[PDF] [LINK]  


7. Al-La-Ni-Fe bulk metallic glasses produced by mechanical alloying and spark-plasma sintering

P. P. Choi, J. S. Kim, O. T. H. Nguyen, Y. S. Kwon, J. C. Kim

Materials Science and Engineering A 449-451 (2007) 1119-1122.



6. Decomposition of intermetallics during high-energy ball-milling

Y. S. Kwon, P. P. Choi, J. S. Kim, D. H. Kwon, K. B. Gerasimov

Materials Science and Engineering A 449-451 (2007) 1083-1086.



5. Ball milling induced crystallization of amorphous Fe90Zr10

P. P. Choi, I. V. Povstugar, Y. S. Kwon, E. P. Yelsukov, J. S. Kim

Materials Science and Engineering A 449-451 (2007) 1079-1082.



4. Electrodeposited Nanocrystalline Co-P Alloys: Microstructural Characterization and Thermal Stability

M. da Silva, C. Wille, U. Klement, P. Choi, T. Al-Kassab

Materials Science and Engineering A 445-446 (2007) 31-39.



3. Thermal Stability of Electrodeposited Nanocrystalline Co-1.1 at.% P

P. Choi, M. da Silva, U. Klement, T. Al-Kassab, R. Kirchheim

Acta Materialia 53 (2005) 4473-4481.



2. Investigation of sputter-deposited Al-2 at.% Cu layers by means of the tomographic atom probe (TAP)

P. Choi, T. Al-Kassab, R. Kirchheim

Scripta Materialia 53 (2005) 323-327.



1. Thermal Stability of Nanocrystalline Ni-18 at.% W Alloy Investigated with the Tomographic Atom Probe

P. Choi, T. Al-Kassab, F. Gaertner, H. Kreye, R. Kirchheim

Materials Science and Engineering A 353 (2003) 74-79.







1. ​탄소소재층을 포함하는 염료감응 태양전지용 상대전극 및 이의 제조방법

박종구, 이승용, 장연익, 최벽파, 김동환

출원번호 : 2006-0099903


2. Counter eletctrode having carbon material layer for dye-sensitized photovoltaic cell and method of preparing the same.

J. K. Park, S. Y. Lee, Y. I. Jang, P. P. Choi, D. H. Kim

U.S. patent no.: 20080087322 


3. A method for reducing defects in spherical oxide particle alignment.

J. K. Park, S. H. Choi, P. P. Choi, S. Y. Park

>International patent no.: PCT/KR2010/007869



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