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J

Jarkko V. Niemi

helsinki region environmental services authority

45H-index
198Paper Count
5.6KCitation Count
Published Papers 58
Publication Date
Constraining the intensive absorption properties of ambient organic aerosol particles based on pan-European observations
err2026-04-10
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errJordi Rovira; Jesús Yus-Díez; Gang I. Chen; Griša Močnik; Martin Gysel-Beer; Wenche Aas; Minna Aurela; John Backman; Sujai Banerji; Benjamin T. Brem; Anna Canals-Angerri; Benjamin Chazeau; Kaspar R. Daellenbach; Joel F. de Brito; Evangelia Diapouli; Konstantinos Eleftheriadis; Mikael Ehn; Olivier Favez; Harald Flentje; Maria I. Gini; Konstantinos Granakis; Asta Gregorič; Roy Harrison; Liine Heikkinen; Christoph Hueglin; Antti Hyvärinen; Matic Ivančič; Hannes Keernik; Eleni Liakakou; Chunshui Lin; Radek Lhotka; Krista Luoma; Marek Maasikmets; Hanna E. Manninen; Manousos Ioannis Manousakas; Nicolas Marchand; Saliou Mbengue; Nikos Mihalopoulos; María Cruz Minguillón; Doina Nicolae; Jarkko V. Niemi; Jurgita Ovadnevaite; Noemí Pérez; Jean-Eudes Petit; Stephen M. Platt; Petra Pokorná; André S. H. Prévôt; Véronique Riffault; Martin Rigler; Matteo Rinaldi; Jaroslav Schwarz; Iasonas Stavroulas; Erik Teinemaa; Kimmo Teinilä; Hilkka Timonen; Anna Tobler; Jeni Vasilescu; Marta Via; Petr Vodička; Stergios Vratolis; Karl Espen Yttri; Naděžda Zíková; Olga Zografou; Andrés Alastuey; Tuukka Petäjä; Xavier Querol; Marco Pandolfi
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Dispersion of ultrafine particle pollution from an international airport: Characteristics and short- and long-term effects in surrounding areas
err2026-02-02
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errTeemu Lepistö; Jarkko V. Niemi; Laura Salo; Ville Silvonen; Mohamed Elsayed; Milja Jäppi; Teresia Stranden; Katariina Kylämäki; Sami D. Harni; Piia Sormunen; Hanna E. Manninen; Hilkka Timonen; Topi Rönkkö
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Measured and modelled air quality related effects of a noise barrier near a busy highway
err2025-12-23
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PREAI
errHarni, Sami D.; Johansson, Lasse; Niemi, Jarkko V.; Silvonen, Ville; Casquero-vera, Juan Andres; Kousa, Anu; Luoma, Krista; Le, Viet; Brus, David; Doulgeris, Konstantinos; Ronkko, Topi; Manninen, Hanna E.; Petaja, Tuukka; Timonen, Hilkka
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Residential air quality near noise barriers strongly affected by wind velocity
err2025-08-23
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errOAAI
errAli Kooh Andaz; Xiaoyu Li; Ville Silvonen; Jarkko V. Niemi; Juan Andrés Casquero-Vera; Sami D. Harni; Leena Järvi; Topi Rönkkö; Anu Kousa; Tommy Chan; Tuukka Petäjä; Hilkka Timonen; Miikka Dal Maso
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Source apportionment of particle number size distribution at the street canyon and urban background sites
err2024-10-30
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errHarni, Sami D.; Aurela, Minna; Saarikoski, Sanna; Niemi, Jarkko V.; Portin, Harri; Manninen, Hanna; Leinonen, Ville; Aalto, Pasi; Hopke, Phil K.; Petaja, Tuukka; Ronkko, Topi; Timonen, Hilkka
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Insights into the sources of ultrafine particle numbers at six European urban sites obtained by investigating COVID-19 lockdowns
err2024-08-29
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errOAAI
errRowell, Alex; Brean, James; Beddows, David C. S.; Petaja, Tuukka; Vorosmarty, Mate; Salma, Imre; Niemi, Jarkko V.; Manninen, Hanna E.; van Pinxteren, Dominik; Tuch, Thomas; Weinhold, Kay; Shi, Zongbo; Harrison, Roy M.
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Estimating Black Carbon Levels With Proxy Variables and Low-Cost Sensors
err2024-05-15
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errOAAI
errLiu, Xiaoli; Concas, Francesco; Motlagh, Naser Hossein; Zaidan, Martha Arbayani; Fung, Pak Lun; Varjonen, Samu; Niemi, Jarkko V.; Timonen, Hilkka; Hussein, Tareq; Petaja, Tuukka; Kulmala, Markku; Nurmi, Petteri; Tarkoma, Sasu
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Inter-annual trends of ultrafine particles in urban Europe
err2024-03-01
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errGarcia-Marles, Meritxell; Lara, Rosa; Reche, Cristina; Perez, Noemi; Tobias, Aurelio; Savadkoohi, Marjan; Beddows, David; Salma, Imre; Vorosmarty, Mate; Weidinger, Tamas; Hueglin, Christoph; Mihalopoulos, Nikos; Grivas, Georgios; Kalkavouras, Panayiotis; Ondracek, Jakub; Zikova, Nadezda; Niemi, Jarkko V.; Manninen, Hanna E.; Green, David C.; Tremper, Anja H.; Norman, Michael; Vratolis, Stergios; Eleftheriadis, Konstantinos; Gomez-Moreno, Francisco J.; Alonso-Blanco, Elisabeth; Wiedensohler, Alfred; Weinhold, Kay; Merkel, Maik; Bastian, Susanne; Hoffmann, Barbara; Altug, Hicran; Petit, Jean-Eudes; Favez, Olivier; Dos Santos, Sebastiao Martins; Putaud, Jean -Philippe; Dinoi, Adelaide; Contini, Daniele; Timonen, Hilkka; Lampilahti, Janne; Petaja, Tuukka; Pandolfi, Marco; Hopke, Philip K.; Harrison, Roy M.; Alastuey, Andres; Querol, Xavier
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Constructing transferable and interpretable machine learning models for black carbon concentrations (vol 184, 108449, 2024)
err2024-03-01
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errOAAI
errFung, Pak Lun; Savadkoohi, Marjan; Zaidan, Martha Arbayani; V. Niemi, Jarkko; Timonen, Hilkka; Pandolfi, Marco; Alastuey, Andres; Querol, Xavier; Hussein, Tareq; Petaja, Tuukka
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Constructing transferable and interpretable machine learning models for black carbon concentrations
err2024-02-01
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errFung, Pak Lun; Savadkoohi, Marjan; Zaidan, Martha Arbayani; V. Niemi, Jarkko; Timonen, Hilkka; Pandolfi, Marco; Alastuey, Andres; Querol, Xavier; Hussein, Tareq; Petaja, Tuukka
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The contribution of residential wood combustion to the PM2.5 concentrations in the Helsinki metropolitan area
err2024-01-31
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errOAAI
errKangas, Leena; Kukkonen, Jaakko; Kauhaniemi, Mari; Riikonen, Kari; Sofiev, Mikhail; Kousa, Anu; Niemi, Jarkko V.; Karppinen, Ari
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Ambient air particulate total lung deposited surface area (LDSA) levels in urban Europe
err2023-11-01
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errOAAI
errLiu, Xiansheng; Hadiatullah, Hadiatullah; Zhang, Xun; Trechera, Pedro; Savadkoohi, Marjan; Garcia-Marles, Meritxell; Reche, Cristina; Perez, Noemi; Beddows, David C. S.; Salma, Imre; Then, Wanda; Kalkavouras, Panayiotis; Mihalopoulos, Nikos; Hueglin, Christoph; Green, David C.; Tremper, Anja H.; Chazeau, Benjamin; Gille, Gregory; Marchand, Nicolas; Niemi, Jarkko, V; Manninen, Hanna E.; Portin, Harri; Zikova, Nadezda; Ondracek, Jakub; Norman, Michael; Gerwig, Holger; Bastian, Susanne; Merkel, Maik; Weinhold, Kay; Casans, Andrea; Casquero-Vera, Juan Andres; Gomez-Moreno, Francisco J.; Artinano, Begona; Gini, Maria; Diapouli, Evangelia; Crumeyrolle, Suzanne; Riffault, Veronique; Petit, Jean-Eudes; Favez, Olivier; Putaud, Jean-Philippe; Dos Santos, Sebastiao Martins; Timonen, Hilkka; Aalto, Pasi P.; Hussein, Tareq; Lampilahti, Janne; Hopke, Philip K.; Wiedensohler, Alfred; Harrison, Roy M.; Petaja, Tuukka; Pandolfi, Marco; Alastuey, Andres; Querol, Xavier
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Influence of anthropogenic emissions on the composition of highly oxygenatedorganic molecules in Helsinki: a street canyon and urban background stationcomparison
err2023-10-16
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errOkuljar, Magdalena; Garmash, Olga; Olin, Miska; Kalliokoski, Joni; Timonen, Hilkka; Niemi, Jarkko V.; Paasonen, Pauli; Kontkanen, Jenni; Zhang, Yanjun; Hellen, Heidi; Kuuluvainen, Heino; Aurela, Minna; Manninen, Hanna E.; Sipila, Mikko; Ronkko, Topi; Petaja, Tuukka; Kulmala, Markku; Dal Maso, Miikka; Ehn, Mikael
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Particle lung deposited surface area (LDSAal) size distributions in different urban environments and geographical regions: Towards understanding of the PM2.5 dose-response
err2023-10-01
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errOAAI
errLepisto, Teemu; Lintusaari, Henna; Oudin, Anna; Barreira, Luis M. F.; Niemi, Jarkko, V; Karjalainen, Panu; Salo, Laura; Silvonen, Ville; Markkula, Lassi; Hoivala, Jussi; Marjanen, Petteri; Martikainen, Sampsa; Aurela, Minna; Reyes, Felipe Reyes; Oyola, Pedro; Kuuluvainen, Heino; Manninen, Hanna E.; Schins, Roel P. F.; Vojtisek-Lom, Michal; Ondracek, Jakub; Topinka, Jan; Timonen, Hilkka; Jalava, Pasi; Saarikoski, Sanna; Ronkko, Topi
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Impact of 2020 COVID-19 lockdowns on particulate air pollution across Europe
err2023-09-11
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errOAAI
errPutaud, Jean-Philippe; Pisoni, Enrico; Mangold, Alexander; Hueglin, Christoph; Sciare, Jean; Pikridas, Michael; Savvides, Chrysanthos; Ondracek, Jakub; Mbengue, Saliou; Wiedensohler, Alfred; Weinhold, Kay; Merkel, Maik; Poulain, Laurent; van Pinxteren, Dominik; Herrmann, Hartmut; Massling, Andreas; Nordstroem, Claus; Alastuey, Andres; Reche, Cristina; Perez, Noemi; Castillo, Sonia; Sorribas, Mar; Adame, Jose Antonio; Petaja, Tuukka; Lehtipalo, Katrianne; Niemi, Jarkko; Riffault, Veronique; de Brito, Joel F.; Colette, Augustin; Favez, Olivier; Petit, Jean-Eudes; Gros, Valerie; Gini, Maria I.; Vratolis, Stergios; Eleftheriadis, Konstantinos; Diapouli, Evangelia; Denier van der Gon, Hugo; Yttri, Karl Espen; Aas, Wenche
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Snapshots of wintertime urban aerosol characteristics: Local sources emphasized in ultrafine particle number and lung deposited surface area
err2023-08-01
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errLepisto, Teemu; Barreira, Luis M. F.; Helin, Aku; V. Niemi, Jarkko V.; Kuittinen, Niina; Lintusaari, Henna; Silvonen, Ville; Markkula, Lassi; Manninen, Hanna E.; Timonen, Hilkka; Jalava, Pasi; Saarikoski, Sanna; Ronkko, Topi
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The variability of mass concentrations and source apportionment analysis of equivalent black carbon across urban Europe
err2023-08-01
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errOAAI
errSavadkoohi, Marjan; Pandolfi, Marco; Reche, Cristina; V. Niemi, Jarkko; Mooibroek, Dennis; Titos, Gloria; Green, David C.; Tremper, Anja H.; Hueglin, Christoph; Liakakou, Eleni; Mihalopoulos, Nikos; Stavroulas, Iasonas; Artinano, Begona; Coz, Esther; Alados-Arboledas, Lucas; Beddows, David; Riffault, Veronique; De Brito, Joel F.; Bastian, Susanne; Baudic, Alexia; Colombi, Cristina; Costabile, Francesca; Chazeau, Benjamin; Marchand, Nicolas; Gomez-Amo, Jose Luis; Estelles, Victor; Matos, Violeta; van der Gaag, Ed; Gille, Gregory; Luoma, Krista; Manninen, Hanna E.; Norman, Michael; Silvergren, Sanna; Petit, Jean-Eudes; Putaud, Jean-Philippe; V. Rattigan, Oliver; Timonen, Hilkka; Tuch, Thomas; Merkel, Maik; Weinhold, Kay; Vratolis, Stergios; Vasilescu, Jeni; Favez, Olivier; Harrison, Roy M.; Laj, Paolo; Wiedensohler, Alfred; Hopke, Philip K.; Petaja, Tuukka; Alastuey, Andres; Querol, Xavier
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Sub-23 nm Particles Dominate Non-Volatile Particle Number Emissions of Road Traffic
err2023-07-14
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errOAAI
errLintusaari, Henna; Kuuluvainen, Heino; Vanhanen, Joonas; Salo, Laura; Portin, Harri; Jarvinen, Anssi; Juuti, Paxton; Hietikko, Riina; Teinila, Kimmo; Timonen, Hilkka; Niemi, Jarkko V. V.; Ronkko, Topi
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Characterization of volatile organic compounds and submicron organic aerosol in a traffic environment
err2023-03-06
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errSaarikoski, Sanna; Hellen, Heidi; Praplan, Arnaud P.; Schallhart, Simon; Clusius, Petri; Niemi, Jarkko V.; Kousa, Anu; Tykka, Toni; Kouznetsov, Rostislav; Aurela, Minna; Salo, Laura; Ronkko, Topi; Barreira, Luis M. F.; Pirjola, Liisa; Timonen, Hilkka
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Modeling non-linear changes in an urban setting: From pro-environmental affordances to responses in behavior, emissions and air quality
errAMBIO
IF5.1
err2023-02-03
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errHulkkonen, Mira; Kaaronen, Roope O. O.; Kokkola, Harri; Mielonen, Tero; Clusius, Petri; Xavier, Carlton; Hellen, Heidi; Niemi, Jarkko V. V.; Malila, Jussi
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