| Monte Carlo calculations of keV electron and positron slowing down in solids. II S Valkealahti, RM Nieminen Applied Physics A 35, 51-59, 1984 | 353 | 1984 |
| Power losses in long string and parallel-connected short strings of series-connected silicon-based photovoltaic modules due to partial shading conditions A Mäki, S Valkealahti IEEE Transactions on Energy Conversion 27 (1), 173-183, 2011 | 341 | 2011 |
| Monte-Carlo calculations of keV electron and positron slowing down in solids S Valkealahti, RM Nieminen Applied Physics A 32, 95-106, 1983 | 280 | 1983 |
| Photovoltaic generator as an input source for power electronic converters L Nousiainen, J Puukko, A Mäki, T Messo, J Huusari, J Jokipii, ... IEEE Transactions on Power Electronics 28 (6), 3028-3038, 2012 | 194 | 2012 |
| Size-dependent icosahedral-to-fcc structure change confirmed in unsupported nanometer-sized copper clusters D Reinhard, BD Hall, P Berthoud, S Valkealahti, R Monot Physical review letters 79 (8), 1459, 1997 | 140 | 1997 |
| Instability of cuboctahedral copper clusters S Valkealahti, M Manninen Physical Review B 45 (16), 9459, 1992 | 120 | 1992 |
| Dynamic thermal model of solar PV systems under varying climatic conditions DT Lobera, S Valkealahti Solar energy 93, 183-194, 2013 | 116 | 2013 |
| Unsupported nanometer-sized copper clusters studied by electron diffraction and molecular dynamics D Reinhard, BD Hall, P Berthoud, S Valkealahti, R Monot Physical Review B 58 (8), 4917, 1998 | 109 | 1998 |
| Round Robin computer simulation of ejection probability in sputtering P Sigmund, MT Robinson, MI Baskes, M Hautala, FZ Cui, W Eckstein, ... Nuclear Instruments and Methods in Physics Research Section B: Beam …, 1989 | 98 | 1989 |
| Operation of series‐connected silicon‐based photovoltaic modules under partial shading conditions A Mäki, S Valkealahti, J Leppäaho Progress in photovoltaics: research and applications 20 (3), 298-309, 2012 | 91 | 2012 |
| Output power variation of different PV array configurations during irradiance transitions caused by moving clouds K Lappalainen, S Valkealahti Applied energy 190, 902-910, 2017 | 85 | 2017 |
| Effect of photovoltaic generator components on the number of MPPs under partial shading conditions A Maki, S Valkealahti IEEE TRANSACTIONS ON ENERGY CONVERSION 28 (4), 1-10, 2013 | 84 | 2013 |
| Melting and evaporation of argon clusters A Rytkönen, S Valkealahti, M Manninen The Journal of chemical physics 106 (5), 1888-1892, 1997 | 67 | 1997 |
| Photovoltaic mismatch losses caused by moving clouds K Lappalainen, S Valkealahti Solar Energy 158, 455-461, 2017 | 63 | 2017 |
| Operation of TUT solar PV power station research plant under partial shading caused by snow and buildings D Torres Lobera, A Mäki, J Huusari, K Lappalainen, T Suntio, ... International Journal of Photoenergy 2013, 2013 | 62 | 2013 |
| Recognition and modelling of irradiance transitions caused by moving clouds K Lappalainen, S Valkealahti Solar Energy 112, 55-67, 2015 | 58 | 2015 |
| Inclusive dynamic thermal and electric simulation model of solar PV systems under varying atmospheric conditions D Torres-Lobera, S Valkealahti Solar Energy 105, 632-647, 2014 | 58 | 2014 |
| Energy deposition of keV electrons in light elements S Valkealahti, J Schou, RM Nieminen Journal of applied physics 65 (6), 2258-2266, 1989 | 56 | 1989 |
| Vacancy-type defect distributions near argon sputtered Al (100) surface studied by variable-energy positrons and molecular dynamics simulations J Mäkinen, A Vehanen, P Hautojärvi, H Huomo, J Lahtinen, RM Nieminen, ... Surface Science 175 (2), 385-414, 1986 | 56 | 1986 |
| Analysis of shading periods caused by moving clouds K Lappalainen, S Valkealahti Solar Energy 135, 188-196, 2016 | 49 | 2016 |
Kari LappalainenAssistant Professor (tenure track), Tampere UniversityVerified email at tuni.fi
