Machine learning analysis of extreme events in optical fibre modulation instability M Närhi, L Salmela, J Toivonen, C Billet, JM Dudley, G Genty
Nature communications 9 (1), 4923, 2018
119 2018 Observation of defect complexes containing Ga vacancies in GaAsN J Toivonen, T Hakkarainen, M Sopanen, H Lipsanen, J Oila, K Saarinen
Applied Physics Letters 82 (1), 40-42, 2003
106 2003 Ultrasonic enrichment of microspheres for ultrasensitive biomedical analysis in confocal laser-scanning fluorescence detection M Wiklund, J Toivonen, M Tirri, P Hänninen, HM Hertz
Journal of applied physics 96 (2), 1242-1248, 2004
88 2004 In situ measurement technique for simultaneous detection of K, KCl, and KOH vapors released during combustion of solid biomass fuel in a single particle reactor T Sorvajärvi, N DeMartini, J Rossi, J Toivonen
Applied spectroscopy 68 (2), 179-184, 2014
87 2014 Direct laser writing of photostable fluorescent silver nanoclusters in polymer films P Kunwar, J Hassinen, G Bautista, RHA Ras, J Toivonen
ACS nano 8 (11), 11165-11171, 2014
80 2014 High nitrogen composition GaAsN by atmospheric pressure metalorganic vapor-phase epitaxy J Toivonen, T Hakkarainen, M Sopanen, H Lipsanen
Journal of Crystal Growth 221 (1-4), 456-460, 2000
74 2000 Optical frequency comb photoacoustic spectroscopy I Sadiek, T Mikkonen, M Vainio, J Toivonen, A Foltynowicz
Physical Chemistry Chemical Physics 20 (44), 27849-27855, 2018
64 2018 Cavity enhanced absorption spectroscopy in the mid-infrared using a supercontinuum source C Amiot, A Aalto, P Ryczkowski, J Toivonen, G Genty
Applied Physics Letters 111 (6), 2017
64 2017 Doping and carrier transport in W Li, M Pessa, J Toivonen, H Lipsanen
Physical Review B 64 (11), 113308, 2001
63 2001 Broadband cantilever-enhanced photoacoustic spectroscopy in the mid-IR using a supercontinuum T Mikkonen, C Amiot, A Aalto, K Patokoski, G Genty, J Toivonen
Optics Letters 43 (20), 5094-5097, 2018
57 2018 Imaging of alpha emitters in a field environment J Sand, S Ihantola, K Peräjärvi, A Nicholl, E Hrnecek, H Toivonen, ...
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2015
51 2015 Detection of Ni, Pb and Zn in water using electrodynamic single-particle levitation and laser-induced breakdown spectroscopy ST Järvinen, S Saari, J Keskinen, J Toivonen
Spectrochimica Acta Part B: Atomic Spectroscopy 99, 9-14, 2014
47 2014 Radioluminescence yield of alpha particles in air J Sand, S Ihantola, K Peräjärvi, H Toivonen, J Toivonen
New Journal of Physics 16 (5), 053022, 2014
45 2014 Edge filter enhanced self-mixing interferometry V Contreras, J Lonnqvist, J Toivonen
Optics Letters 40 (12), 2814-2817, 2015
43 2015 Single-frequency 100 ns/0.5 mJ laser pulses from all-fiber double clad ytterbium doped tapered fiber amplifier K Patokoski, J Rissanen, T Noronen, R Gumenyuk, Y Chamorovskii, ...
Optics Express 27 (22), 31532-31541, 2019
42 2019 Phase-sensitive method for background-compensated photoacoustic detection of NO_2 using high-power LEDs J Saarela, T Sorvajärvi, T Laurila, J Toivonen
Optics express 19 (S4), A725-A732, 2011
41 2011 GaInNAs quantum well structures for 1.55 μm emission on GaAs by atmospheric pressure metalorganic vapor phase epitaxy T Hakkarainen, J Toivonen, M Sopanen, H Lipsanen
Journal of crystal growth 234 (4), 631-636, 2002
39 2002 Stand-off radioluminescence mapping of alpha emitters under bright lighting J Sand, A Nicholl, E Hrnecek, H Toivonen, J Toivonen, K Peräjärvi
IEEE transactions on nuclear science 63 (3), 1777-1783, 2016
38 2016 Sub-micron scale patterning of fluorescent silver nanoclusters using low-power laser P Kunwar, J Hassinen, G Bautista, RHA Ras, J Toivonen
Scientific reports 6 (1), 23998, 2016
38 2016 Detection of zinc and lead in water using evaporative preconcentration and single-particle laser-induced breakdown spectroscopy ST Järvinen, J Saarela, J Toivonen
Spectrochimica Acta Part B: Atomic Spectroscopy 86, 55-59, 2013
38 2013 