Kalevi Kokko
Kalevi Kokko
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Assessing the Perdew-Burke-Ernzerhof exchange-correlation density functional revised for metallic bulk and surface systems
M Ropo, K Kokko, L Vitos
Physical Review B 77 (19), 195445, 2008
High temperature oxidation of Fe–Al and Fe–Cr–Al alloys: The role of Cr as a chemically active element
E Airiskallio, E Nurmi, MH Heinonen, IJ Väyrynen, K Kokko, M Ropo, ...
Corrosion Science 52 (10), 3394-3404, 2010
FinEstBeaMS–A wide-range Finnish-Estonian Beamline for Materials Science at the 1.5 GeV storage ring at the MAX IV Laboratory
R Pärna, R Sankari, E Kukk, E Nõmmiste, M Valden, M Lastusaari, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2017
First-principles calculations for work function and surface energy of thin lithium films
K Kokko, PT Salo, R Laihia, K Mansikka
Surface science 348 (1-2), 168-174, 1996
within the LSDA+ U approach
MPJ Punkkinen, K Kokko, W Hergert, IJ Väyrynen
Journal of Physics: Condensed Matter 11 (11), 2341, 1999
Segregation at the PdAg (111) surface: Electronic structure calculations
M Ropo, K Kokko, L Vitos, J Kollár
Physical Review B 71 (4), 045411, 2005
Theoretical evidence of the compositional threshold behavior of FeCr surfaces
M Ropo, K Kokko, MPJ Punkkinen, S Hogmark, J Kollár, B Johansson, ...
Physical Review B 76 (22), 220401, 2007
Molecular dynamics simulation of Co thin films growth on Cu (001)
N Levanov, VS Stepanyuk, W Hergert, OS Trushin, K Kokko
Surface science 400 (1-3), 54-62, 1998
Oxidized In-containing III-V (100) surfaces: Formation of crystalline oxide films and semiconductor-oxide interfaces
MPJ Punkkinen, P Laukkanen, J Lång, M Kuzmin, M Tuominen, ...
Physical Review B 83 (19), 195329, 2011
Anomalous bismuth-stabilized (2× 1) reconstructions on GaAs (100) and InP (100) surfaces
P Laukkanen, MPJ Punkkinen, HP Komsa, M Ahola-Tuomi, K Kokko, ...
Physical review letters 100 (8), 086101, 2008
Step roughening effect on adatom diffusion
OS Trushin, K Kokko, PT Salo, W Hergert, M Kotrla
Physical Review B 56 (19), 12135, 1997
Ab initio study of the elastic anomalies in Pd-Ag alloys
EK Delczeg-Czirjak, L Delczeg, M Ropo, K Kokko, MPJ Punkkinen, ...
Physical Review B 79 (8), 085107, 2009
Bismuth-stabilized (2× 1) and (2× 4) reconstructions on GaAs (100) surfaces: Combined first-principles, photoemission, and scanning tunneling microscopy study
MPJ Punkkinen, P Laukkanen, HP Komsa, M Ahola-Tuomi, N Räsänen, ...
Physical Review B 78 (19), 195304, 2008
The chemical potential in surface segregation calculations: AgPd alloys
M Ropo, K Kokko, L Vitos, J Kollár, B Johansson
Surface science 600 (4), 904-913, 2006
Initial oxidation of Fe–Al and Fe–Cr–Al alloys: Cr as an alumina booster
MH Heinonen, K Kokko, MPJ Punkkinen, E Nurmi, J Kollár, L Vitos
Oxidation of metals 76, 331-346, 2011
Stacking fault energy of C-alloyed steels: The effect of magnetism
S Lu, R Li, K Kádas, H Zhang, Y Tian, SK Kwon, K Kokko, QM Hu, ...
Acta Materialia 122, 72-81, 2017
First-principles atomistic study of surfaces of Fe-rich Fe–Cr
M Ropo, K Kokko, E Airiskallio, MPJ Punkkinen, S Hogmark, J Kollár, ...
Journal of Physics: Condensed Matter 23 (26), 265004, 2011
One-dimensional magnetism of Rh chains on the Ag (001) surface
DI Bazhanov, W Hergert, VS Stepanyuk, AA Katsnelson, P Rennert, ...
Physical Review B 62 (10), 6415, 2000
A band theoretical explanation for the electronic specific heat of some copper-gold alloys
K Kokko, E Ojala, K Mansikka
Journal of Physics: Condensed Matter 2 (20), 4587, 1990
Flexibility of the quasi-non-uniform exchange-correlation approximation
H Levämäki, MPJ Punkkinen, K Kokko, L Vitos
Physical Review B 89 (11), 115107, 2014
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