Jussi Paatero
YOU?
Author Swipe
View article: Using nuclear observations to improve climate research and GHG emission estimates – the NuClim project
Using nuclear observations to improve climate research and GHG emission estimates – the NuClim project Open
Project NuClim (Nuclear observations to improve Climate research and GHG emission estimates) aims to use high-quality measurements of atmospheric radon activity concentration and ambient radioactivity to advance climate science and improve…
View article: CZT detector based spectrometer for drone and balloon borne measurements
CZT detector based spectrometer for drone and balloon borne measurements Open
Balloon-borne Instrument for Spectral Scanning of high-altitude Environments (BISSE) is a lightweight gamma-ray measurement setup that can be placed in standard weather balloons and can be retrieved after the flight. This allows multiple f…
View article: Transfer of plutonium, americium and curium from fallout into reindeer after the Chernobyl accident
Transfer of plutonium, americium and curium from fallout into reindeer after the Chernobyl accident Open
Several reindeer tissue samples were analysed for transuranium elements following the Chernobyl accident in 1986. Pu, Am and Cm were separated using coprecipitation and anion exchange steps, and measured with alpha spectrometry. The activi…
View article: Wet deposition efficiency of short-lived radon-222 progeny in central Finland
Wet deposition efficiency of short-lived radon-222 progeny in central Finland Open
The washout efficiency of 214Pb, a short-lived daughter nuclide of 222Rn, was studied by measuring external gamma radiation at Tikkakoski, Central Finland, in 1995. A mean washout ratio (volume per volume) of 1.2 x 106 was obtained in this…
View article: Nationwide survey of airborne mercury in Finland
Nationwide survey of airborne mercury in Finland Open
View article: Characterization of atmospheric trace gas and aerosol concentrations at forest sites in southern and northern Finland using back trajectories
Characterization of atmospheric trace gas and aerosol concentrations at forest sites in southern and northern Finland using back trajectories Open
The trace gas and aerosol concentrations as well as meteorological data (radiation, temperature, humidity) measured in Hyytiälä and Värriö, southern and northern Finland, respectively, were investigated with air mass analyses. The back tra…
View article: Concentrations of 238Pu, 239+240Pu and 241Pu in the surface air in Finnish Lapland in 1963
Concentrations of 238Pu, 239+240Pu and 241Pu in the surface air in Finnish Lapland in 1963 Open
View article: Preface to the special issue on integrated research of atmosphere, ecosystems and environment at Pallas
Preface to the special issue on integrated research of atmosphere, ecosystems and environment at Pallas Open
View article: Biogenic aerosol formation in the boreal forest
Biogenic aerosol formation in the boreal forest Open
Aerosol formation and subsequent particle growth in the ambient air have been frequently observed at the boreal forest site (SMEAR II station), southern Finland. The EU funded project BIOFOR (Biogenic aerosol formation in the boreal forest…
View article: Summer concentrations of NMHCs in ambient air of the Arctic and Antarctic
Summer concentrations of NMHCs in ambient air of the Arctic and Antarctic Open
Summer concentrations of C-2-C-6 non-methane hydrocarbons (NMHCs) were measured in Antarctica and in the Arctic in 2008. The results show that NMHC concentrations are on average five times higher i ...
View article: The 222Rn activity concentration, external radiation dose and air ion production rates in a boreal forest in Finland between March 2000 and June 2006
The 222Rn activity concentration, external radiation dose and air ion production rates in a boreal forest in Finland between March 2000 and June 2006 Open
We measured the 222 Rn content of the air by continuously collecting particle-bound daughter nuclides 214 Pb and 214 Bi onto glass-fibre filters and counting their beta particle emissions with Geiger-Muller tubes. A scintillation gamma …
View article: Deposition of 125Sb, 106Ru, 144Ce, 134Cs and 137Cs in Finland after the Chernobyl accident
Deposition of 125Sb, 106Ru, 144Ce, 134Cs and 137Cs in Finland after the Chernobyl accident Open
In this study the deposition characteristics of 125 Sb, 106 Ru, 144 Ce, 134 Cs and 137 Cs in Finland after the Chernobyl accident was investigated based on gamma spectrometric analysis of 97 lichen, peat and surface soil samples. The …
View article: 241Pu and 241Pu/239+240Pu activity ratio in environmental samples from Finland as evaluated by the ingrowth of 241Am
241Pu and 241Pu/239+240Pu activity ratio in environmental samples from Finland as evaluated by the ingrowth of 241Am Open
View article: Airborne and deposited radioactivity from the Chernobyl accident : a review of investigations in Finland
Airborne and deposited radioactivity from the Chernobyl accident : a review of investigations in Finland Open
The Chernobyl nuclear accident happened in the former Soviet Union on 26 April 1986. The accident destroyed one of the RBMK-1000 type reactors and released significant radioactive contamination into the environment. At first the emissions …
View article: Responses of the atmospheric concentration of radon-222 to the vertical mixing and spatial transportation
Responses of the atmospheric concentration of radon-222 to the vertical mixing and spatial transportation Open
Radon-222 (Rn-222) has traditionally been used as an atmospheric tracer for studying air masses and planetary boundary-layer evolution. However, there are various factors that influence its atmospheric concentration. Therefore, we investig…
View article: Overview of the atmospheric research activities and results at Pallas GAW station
Overview of the atmospheric research activities and results at Pallas GAW station Open
Finnish Meteorological Institute's air quality measuring station at Pallas, in northern Finland, has been part of the Global Atmosphere Watch programme of the World Meteorological Organization since 1994. Tropospheric air composition and m…
View article: Thunderstorm ground enhancements in Finland: observations using spectroscopic radiation detectors
Thunderstorm ground enhancements in Finland: observations using spectroscopic radiation detectors Open
This study reports observations of Thunderstorm Ground Enhancements (TGE) that occurred in Southern Finland in the Municipality of Vantaa (60° 18’ N 24° 58’ E at 55 m a.m.s.l) on May 17th, 2020 between 10:23 and 10:28 UTC. The TGEs occurre…
View article: Dose rate mapping and quantitative analysis of radioactive deposition with simple monitoring instruments in Finland after the Chernobyl accident
Dose rate mapping and quantitative analysis of radioactive deposition with simple monitoring instruments in Finland after the Chernobyl accident Open
View article: High latitude observations of Terrestrial Gamma-Ray Glow in Finland with spectroscopic radiation detectors
High latitude observations of Terrestrial Gamma-Ray Glow in Finland with spectroscopic radiation detectors Open
Terrestrial Gamma Glow (TGG) was detected for the first time in high latitudes outside the latitudinal band of ± 38° where Terrestrial Gamma Flashes (TGF) are typically observed. This study reports the observations of a TGG events that occ…
View article: Radioactivity soundings of the upper atmosphere in Finland 1962-2022
Radioactivity soundings of the upper atmosphere in Finland 1962-2022 Open
Radioactivity soundings have been performed in Finland since the early 1960s to measure radiation and radioactivity levels in the atmosphere up to the altitude of almost 40 km. A sonde package based on a Geiger‐Müller (GM) tube is carried …
View article: Ympäristön säteilyvalvonta Suomessa : Vuosiraportti 2023
Ympäristön säteilyvalvonta Suomessa : Vuosiraportti 2023 Open
YHTEENVETO
\nTämä raportti on yhteenveto ympäristön säteilyvalvonnan tuloksista Suomessa vuonna 2023. Tuloksia raporttiin ovat toimittaneet Säteilyturvakeskuksen lisäksi Ilmatieteen laitos ulkoilman kokonaisbeeta-aktiivisuudesta.
\n
\nYmpä…
View article: Trace Elements Concentrations in Urban Air in Helsinki, Finland during a 44-Year Period
Trace Elements Concentrations in Urban Air in Helsinki, Finland during a 44-Year Period Open
The atmospheric concentrations of seventeen elements were measured in air filters at the Finnish Meteorological Institute station in Helsinki, Finland, during a period of 44 years (1962–2005). The mean annual concentrations were calculated…
View article: Trace Elements Concentrations in Urban Air at Helsinki, Finland, During a 44 Year Period
Trace Elements Concentrations in Urban Air at Helsinki, Finland, During a 44 Year Period Open
The atmospheric concentrations of sodium, aluminum, silicon, sulphur, chlorine, potassium, calcium, titanium, vanadium, chromium, manganese, iron, nickel, copper, zinc, bromine and lead were measured in air filters at the Finnish Meteorolo…
View article: 137Cs and isotopic ratios of Pu and U in lichens and mosses from Russian Arctic areas
137Cs and isotopic ratios of Pu and U in lichens and mosses from Russian Arctic areas Open
Knowledge of past anthropogenic sources of radionuclide contamination in Russian Arctic areas is important to assess the radioecological situation of these less-studied regions. Therefore, we investigated the sources of radionuclide contam…
View article: Modifying the hydrological model SWAT+ to include <sup>137</sup>Cs dynamic processes
Modifying the hydrological model SWAT+ to include <sup>137</sup>Cs dynamic processes Open
View article: Outdoor radon-222 in Arctic Finland
Outdoor radon-222 in Arctic Finland Open
The radon-222 content of the ground-level air depends on the source areas of air masses and local meteorological conditions.
View article: Air radioactivity in Marambio Base: The peculiar character of Antarctic Peninsula
Air radioactivity in Marambio Base: The peculiar character of Antarctic Peninsula Open
The Antarctic region is considered to be the least contaminated in the world due to its specific location and separation of this area as well as low activity of humans (Hashimoto et al., 1988). Additionally, in accordance with the provisio…
View article: Evaluation of 137cs, 133xe and 3h Activity Concentrations Monitored in the Arctic Atmosphere
Evaluation of 137cs, 133xe and 3h Activity Concentrations Monitored in the Arctic Atmosphere Open
View article: Observation and modeling of high- <sup>7</sup> Be concentration events at the surface in northern Europe associated with the instability of the Arctic polar vortex in early 2003
Observation and modeling of high- <sup>7</sup> Be concentration events at the surface in northern Europe associated with the instability of the Arctic polar vortex in early 2003 Open
Events of very high concentrations of 7Be cosmogenic radionuclide have been recorded at low-elevation surface stations in the subpolar regions of Europe during the cold season. With an aim to investigate the mechanisms responsible for thos…
View article: Transfer of Natural Radionuclides in Terrestrial Food Chains—A Review of Investigations in Finland
Transfer of Natural Radionuclides in Terrestrial Food Chains—A Review of Investigations in Finland Open
Transfer of natural radionuclides 210Pb, 210Po, 238U, and 228,230,232Th in subarctic food chains has been studied in Finland since the 1960s. The unique food chain lichen-reindeer-man related to Sami people in Finnish Lapland and other foo…