20002020
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Research Output 2000 2020

2020
Open Access
Cesium
Iodine
Molybdenum
Accidents
Networks (circuits)
2019
Cesium
Molybdenum
Iodine
Accidents
Networks (circuits)
3 Citations (Scopus)

Emissions from a fast-pyrolysis bio-oil fired boiler: Comparison of health-related characteristics of emissions from bio-oil, fossil oil and wood

Sippula, O., Huttunen, K., Hokkinen, J., Kärki, S., Suhonen, H., Kajolinna, T., Kortelainen, M., Karhunen, T., Jalava, P., Uski, O., Yli-Pirilä, P., Hirvonen, M. R. & Jokiniemi, J., 1 Mar 2019, In : Environmental Pollution. 248, p. 888-897 10 p.

Research output: Contribution to journalArticleScientificpeer-review

Oil fired boilers
Fuel Oils
Heavy Metals
Wood
Oils
2018
3 Citations (Scopus)
Cesium iodide
Differential thermal analysis
Boron
Networks (circuits)
Argon
5 Citations (Scopus)
Open Access
Cesium iodide
Iodine
Boron
Cesium
Networks (circuits)

Development and qualification of an innovative wet electrostatic precipitator in view of gaseous iodine filtration on laboratory-scale

Gouëllo, M., Hokkinen, J., Kärkelä, T., Rantanen, P. & Auvinen, A., 1 Feb 2018, In : Nuclear Engineering and Design. 327, p. 7-21 15 p.

Research output: Contribution to journalArticleScientificpeer-review

electrostatic precipitators
Electrostatic precipitators
qualifications
iodine
Iodine

Experimental study of the effect of molybdenum on iodine transport in the primary circuit during a severe nuclear power plant accident

Gouëllo, M., Hokkinen, J. & Kärkelä, T., 1 Jan 2018, Proceedings of the 2018 International Congress on Advances in Nuclear Power Plants, ICAPP 2018. American Nuclear Society ANS, Vol. 1. p. 293-301 9 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Iodine
Nuclear power plants
Molybdenum
Accidents
Networks (circuits)

Experimental Study of the Molybdenum on Iodine Transport in the Primary Circuit during Severe Nuclear Accident

Gouello, M., Hokkinen, J. & Kärkelä, T., Apr 2018, International Congress on Advances in Nuclear Power Plants (ICAPP 2018): Charlotte, USA, April 8-11, 2018. American Nuclear Society ANS

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

2017

Chemistry and transport of fission products (CATFIS)

Kärkelä, T., Gouëllo, M., Hokkinen, J., Penttilä, K., Kekki, T. & Kotiluoto, P., 2017, SAFIR2018 - The Finnish Research Programme on Nuclear Power Plant Safety 2015-2018: Interim Report. VTT Technical Research Centre of Finland, p. 78-88 (VTT Technology, Vol. 294).

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
1 Citation (Scopus)

Combination of ozone feed and wet electrostatic precipitator: Experimental study of an innovative system to filter gaseous iodine and iodine containing particles

Gouëllo, M., Hokkinen, J., Kärkelä, T. & Auvinen, A., 1 Jan 2017. 6 p.

Research output: Contribution to conferenceConference articleScientificpeer-review

Open Access
Electrostatic precipitators
Iodine
Ozone
Nuclear power plants
Accidents
iodine
mitigation
experimental study
ozone
droplet
2016
1 Citation (Scopus)

Experimental study of the boron and air effects on iodine transport in the primary circuit during a severe nuclear accident

Gouëllo, M., Hokkinen, J., Kärkelä, T. & Auvinen, A., 1 Jan 2016, International Congress on Advances in Nuclear Power Plants, ICAPP 2016. American Nuclear Society ANS, Vol. 1. p. 752-758 7 p.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

Iodine
Boron
Accidents
Cesium iodide
Networks (circuits)

Experimental study of the boron and air effects on lodine transport in the primary circuit during a severe nuclear accident

Gouëllo, M., Hokkinen, J., Kärkelä, T. & Auvinen, A., 2016, 2016 International Congress on Advances in Nuclear Power Plants (ICAPP 2016). American Nuclear Society ANS, p. 752-758

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

nuclear accident
cesium
boron
iodine
experimental study
1 Citation (Scopus)

Experimental study on filtration of iodine with a wet electrostatic precipitator

Hokkinen, J., Gouëllo, M., Kärkelä, T. & Auvinen, A., 2016, Proceedings of ICAPP 2016. American Nuclear Society ANS, p. 756-764

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientificpeer-review

2015

Electrochemical performance of a new multi-layer graphene-carbon nanoflower composite

Miettinen, M., Välikangas, J., Wei, D., Karhunen, T., Torvela, T., Hokkinen, J., Jokiniemi, J. & Lähde, A., 2015.

Research output: Contribution to conferenceConference articleScientific

Filtration of gaseous and particulate iodine with a wet electrostatic precipitator

Gouëllo, M., Kärkelä, T., Hokkinen, J., Auvinen, A. & Rantanen, P., 2015.

Research output: Contribution to conferenceConference AbstractScientific

Open Access
iodine
droplet
electrode
gas flow
water

Filtration of iodine with a wet electrostatic precipitator

Gouëllo, M., Kärkelä, T., Hokkinen, J., Auvinen, A. & Rantanen, P., 2015.

Research output: Contribution to conferenceConference AbstractScientific

Open Access
iodine
droplet
containment
nuclear power plant
gas flow

Recent studies on fission products behaviour in a severe accident

Gouëllo, M., Kärkelä, T., Hokkinen, J., Kalilainen, J. & Auvinen, A., 2015.

Research output: Contribution to conferenceConference articleScientific

fission products
accidents
iodine
chemical reactions
cesium iodides

Structural analysis of a new multi-layer graphene-carbon nanoflower composite

Miettinen, M., Torvela, T., Pfüller, C., Hokkinen, J., Ramsteiner, M., Modesto-Lopez, L., Jokiniemi, J. & Lähde, A., 2015.

Research output: Contribution to conferenceConference AbstractScientific

Nanoflowers
Graphite
Structural analysis
Carbon
Composite materials
2 Citations (Scopus)

Structure of a new rotationally faulted multi-layer graphene: Carbon nanoflower composite

Miettinen, M., Torvela, T., Pfüller, C., Hokkinen, J., Ramsteiner, M., Modesto-Lopez, L., Jokiniemi, J. & Lähde, A., 2015, In : Carbon. 84, p. 214-224

Research output: Contribution to journalArticleScientificpeer-review

Nanoflowers
Graphite
Graphene
Carbon
Electron diffraction
2014

Characterisation of nanoparticles from pilot-scale reactor producing metallic nanoparticles: Exposure of workers

Lyyränen, J., Hokkinen, J., Auvinen, A. & Jokiniemi, J., 2014. 1 p.

Research output: Contribution to conferenceConference AbstractScientific

Open Access

Metallic nanoparticles for conductive inks

Kela, L., Auvinen, A., Tapper, U. & Hokkinen, J., 2014, SAM-CONAMET 2014 Pendrive Content: Book of Abstracts. 3 p.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access
Ink
Nanoparticles
Copper oxides
Silver
Sintering

New graphene-enhanced carbon nanocomposite for lithium-ion batteries

Miettinen, M., Hokkinen, J., Torvela, T., Karhunen, T., Jokiniemi, J. & Lähde, A., 2014. 1 p.

Research output: Contribution to conferenceConference AbstractScientific

Open Access

Pilot scale production of metal nano powders from chloride precursors

Hokkinen, J., Tapper, U., Mattila, P., Auvinen, A. & Jokiniemi, J., 2014. 1 p.

Research output: Contribution to conferenceConference AbstractScientific

Open Access

Synthesis of new carbon nanocomposite

Miettinen, M., Hokkinen, J., Torvela, T., Jokiniemi, J. & Lähde, A., 2014.

Research output: Contribution to conferenceConference PosterScientific

Synthesis of new graphene/carbon nanoflower composite

Miettinen, M., Torvela, T., Pfüller, C., Hokkinen, J., Karhunen, T., Jokiniemi, J. & Lähde, A., 2014.

Research output: Contribution to conferenceConference PosterScientific

9 Citations (Scopus)

Synthesis of novel carbon nanostructures by annealing of silicon-carbon nanoparticles at atmospheric pressure

Miettinen, M., Hokkinen, J., Karhunen, T., Torvela, T., Pfüller, C., Ramsteiner, M., Tapper, U., Auvinen, A., Jokiniemi, J. & Lähde, A., 2014, In : Journal of Nanoparticle Research. 16, 1, 2168.

Research output: Contribution to journalArticleScientificpeer-review

Silicon
Nanostructures
Annealing
Atmospheric pressure
Nanoparticles
2013

Formation of advanced carbon nanostructures in controlled induction heating of preceramic silicon-carbon nanoparticles

Miettinen, M., Hokkinen, J., Torvela, T., Karhunen, T., Pfüller, C., Ramsteiner, M., Tapper, U., Jokiniemi, J. & Lähde, A., 2013.

Research output: Contribution to conferenceConference PosterScientific

Sublimation growth of 3C-SiC in induction heating of preceramic Si-C nanoparticles

Miettinen, M., Hokkinen, J., Karhunen, T., Tapper, U., Jokiniemi, J. & Lähde, A., 2013. 1 p.

Research output: Contribution to conferenceConference PosterScientificpeer-review

Open Access

Synthesis of graphene and novel carbon nanostructures by induction heating of nanocrystalline 3C-SiC particles at atmospheric pressure

Miettinen, M., Hokkinen, J., Torvela, T., Karhunen, T., Pfüller, C., Ramsteiner, M., Tapper, U., Jokiniemi, J. & Lähde, A., 2013, Proceedings of the 3013 AIChE Annual Meeting. 706b

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

2012

Formation of advanced SiC and carbon structures with controlled annealing of pre-ceramic silicon-carbon nanoparticles

Lähde, A., Miettinen, M., Hokkinen, J., Karhunen, T., Torvela, T., Tapper, U. & Jokiniemi, J., 2012, Abstracts of the European Aerosol Conference 2012, CD or USB memory stick.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Particle characterisation during melting of nanoparticle containing coated and uncoated window glass

Lyyränen, J., Hokkinen, J., Backman, U., Auvinen, A., Jokiniemi, J. & Kurz, A., 2012, Abstracts of the European Aerosol Conference 2012, CD or USB memory stick.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Particle characterisation from reducing Cl-process producing Cu and Cu-CNT like nanoparticles: safety issues to consider for scale-up

Lyyränen, J., Hokkinen, J., Backman, U., Auvinen, A. & Jokiniemi, J., 2012, Abstracts of the European Aerosol Conference 2012, CD or USB memory stick.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Preparation of Novel SiC and Carbon Nanostructures by Induction Heating of Preceramic Silicon-Carbon

Lähde, A., Miettinen, M., Hokkinen, J., Karhunen, T., Tapper, U. & Jokiniemi, J., 2012.

Research output: Contribution to conferenceConference AbstractScientific

2011

Aerosol emissions from nanotechnology-based products at end-of-life

Backman, U., Lyyränen, J., Hokkinen, J., Auvinen, A. & Jokiniemi, J., 2011, Proceedings of the European Aerosol Conference 2011.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Copper coating of silicon, nickel and cobalt nanoparticles

Tapper, U., Koskela, P., Hokkinen, J., Murto, M., Auvinen, A. & Jokiniemi, J., 2011, Proceedings of the European Aerosol Conference 2011.

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

Gas phase synthesis of anode materials for Li-ion batteries

Jokiniemi, J., Auvinen, A., Hokkinen, J. & Karhunen, T., 2011, Eicoon Workshop and Summer School: Nanomaterial Issues in Electrochemical Energy Conversion: Fuel Cells, Batteries, Supercapacitors. Espoo: VTT Technical Research Centre of Finland, p. 56-56 1 p. (VTT Symposium; No. 268).

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access
Silicon
Anodes
Heating furnaces
Gases
Silver
157 Citations (Scopus)

Health and environmental safety aspects of friction grinding and spray drying of microfibrillated cellulose

Vartiainen, J., Pöhler, T., Sirola, K., Pylkkänen, L., Alenius, H., Hokkinen, J., Tapper, U., Lahtinen, P., Kapanen, A., Putkisto, K., Hiekkataipale, P., Eronen, P., Ruokolainen, J. & Laukkanen, A., 2011, In : Cellulose. 18, 3, p. 775-786 12 p.

Research output: Contribution to journalArticleScientificpeer-review

Spray drying
Cellulose
Health
Friction
Macrophages

Health and safety aspects of nanofibrillated cellulose

Vartiainen, J., Pöhler, T., Sirola, K., Pylkkänen, L., Alenius, H., Hokkinen, J., Tapper, U., Lahtinen, P., Kapanen, A., Putkisto, K., Hiekkataipale, P., Eronen, P., Ruokolainen, J. & Laukkanen, A., 2011.

Research output: Contribution to conferenceConference articleScientific

Reuse/recycling, final treatment and disposal of nanotechnology-based products

Backman, U., Lyyränen, J., Hokkinen, J., Kapanen, A., Vikman, M., Wahlström, M., Vartiainen, J. & Auvinen, A., 2011, Nanotechitaly 2011: Book of abstract.

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Synthesis of SiO nanoparticles for Li-ion batteries

Auvinen, A., Hokkinen, J., Tapper, U. & Jokiniemi, J., 2011, Eicoon Workshop and Summer School: Nanomaterial Issues in Electrochemical Energy Conversion: Fuel Cells, Batteries, Supercapacitors. Espoo: VTT Technical Research Centre of Finland, p. 36-36 1 p. (VTT Symposium; No. 268).

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Open Access
electric batteries
crucibles
induction
gas flow
nanoparticles

Tailoring of nanocellulosic materials for industrial applications

Härkönen, M., Jämsä, S., Kataja, K., Laaksonen, P., Linder, M., Putkisto, K., Vartiainen, J., Kapanen, A., Hokkinen, J. & Lahtinen, P., 2011, Industrial Biomaterials: Research Highlights. Vikman, M. (ed.). VTT Technical Research Centre of Finland, p. 34-38

Research output: Chapter in Book/Report/Conference proceedingChapter or book articleProfessional

Open Access
Industrial applications
Nanofibers
Cellulose
Industry
Fibers
2010

Production of metal nanoparticles in gas phase with an induction heating furnace

Hokkinen, J., Auvinen, A., Tapper, U. & Jokiniemi, J., 2010, Abstract Book: Aerosol-based nanotechnology P2J34. Helsinki

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

2009
78 Citations (Scopus)

Comparison of particle emissions from small heavy fuel oil and wood-fired boilers

Sippula, O., Hokkinen, J., Puustinen, H., Yli-Pirilä, P. & Jokiniemi, J., 2009, In : Atmospheric Environment. 43, 32, p. 4855-4864 10 p.

Research output: Contribution to journalArticleScientificpeer-review

combustion
fuel wood
comparison
boiler
fuel oil
58 Citations (Scopus)

Particle emissions from small wood-fired district heating units

Sippula, O., Hokkinen, J., Puustinen, H., Yli-Pirilä, P. & Jokiniemi, J., 2009, In : Energy & Fuels. 23, 6, p. 2974-2982 9 p.

Research output: Contribution to journalArticleScientificpeer-review

District heating
Boilers
Wood
Flue gases
Scrubbers
2007

Connection between the characteristics of various waste-derived fuels and corresponding particle emissions and ashes

Moilanen, A., Hokkinen, J., Jokiniemi, J. & Wilén, C., 2007, Proceedings of the First Internal Workshop on Waste Management and WtE Technologies. p. 155-169

Research output: Chapter in Book/Report/Conference proceedingConference article in proceedingsScientific

31 Citations (Scopus)

Fine particle and trace element emissions from waste combustion: Comparison of fluidized bed and grate firing

Lind, T., Hokkinen, J. & Jokiniemi, J. K., 2007, In : Fuel Processing Technology. 88, 7, p. 737-746

Research output: Contribution to journalArticleScientificpeer-review

Trace Elements
Coal Ash
Trace elements
Flue gases
Fluidized beds

Particle Emissions from Heating Units Operating on Wood and Heavy Fuel Oil

Sippula, O., Hokkinen, J., Yli-Pirilä, P., Puustinen, H. & Jokiniemi, J., 2007, European Aerosol Conference 2007: Abstracts. T14A024

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsScientific

Pienten kaukolämpölaitosten hiukkaspäästöissä suuria eroja

Sippula, O., Jokiniemi, J., Puustinen, H., Hokkinen, J. & Yli-Pirilä, P., 2007, In : Ilmansuojelu. 4, p. 16-20

Research output: Contribution to journalArticleProfessional

Open Access
2006
35 Citations (Scopus)

Effect of chlorine and sulfur on fine particle formation in pilot-scale CFBC of biomass

Lind, T., Kauppinen, E. I., Hokkinen, J., Jokiniemi, J. K., Orjala, M., Aurela, M. & Hillamo, R., 2006, In : Energy & Fuels. 20, 1, p. 61-68 8 p.

Research output: Contribution to journalArticleScientificpeer-review

Alkali Metals
Ashes
Chlorine
Alkali metals
Sulfur