Zobrazeno 1 - 10
of 247
pro vyhledávání: '"M. Komppula"'
Autor:
R. Foskinis, G. Motos, M. I. Gini, O. Zografou, K. Gao, S. Vratolis, K. Granakis, V. Vakkari, K. Violaki, A. Aktypis, C. Kaltsonoudis, Z. Shi, M. Komppula, S. N. Pandis, K. Eleftheriadis, A. Papayannis, A. Nenes
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 9827-9842 (2024)
The purpose of this study is to understand the drivers of cloud droplet formation in orographic clouds. We used a combination of modeling, in situ, and remote sensing measurements at the high-altitude Helmos Hellenic Atmospheric Aerosol and Climate C
Externí odkaz:
https://doaj.org/article/4e8a2acf323642d2ad576c038f487c9f
Autor:
X. Shang, A. Lipponen, M. Filioglou, A.-M. Sundström, M. Parrington, V. Buchard, A. S. Darmenov, E. J. Welton, E. Marinou, V. Amiridis, M. Sicard, A. Rodríguez-Gómez, M. Komppula, T. Mielonen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 24, Pp 1329-1344 (2024)
In May–June 2019, smoke plumes from wildfires in Alberta, Canada, were advected all the way to Europe. To analyze the evolution of the plumes and to estimate the amount of smoke aerosols transported to Europe, retrievals from the spaceborne lidar C
Externí odkaz:
https://doaj.org/article/7b822eb0a4f544ee90413273f5838ef8
Autor:
A. Tsekeri, A. Gialitaki, M. Di Paolantonio, D. Dionisi, G. L. Liberti, A. Fernandes, A. Szkop, A. Pietruczuk, D. Pérez-Ramírez, M. J. Granados Muñoz, J. L. Guerrero-Rascado, L. Alados-Arboledas, D. Bermejo Pantaleón, J. A. Bravo-Aranda, A. Kampouri, E. Marinou, V. Amiridis, M. Sicard, A. Comerón, C. Muñoz-Porcar, A. Rodríguez-Gómez, S. Romano, M. R. Perrone, X. Shang, M. Komppula, R.-E. Mamouri, A. Nisantzi, D. Hadjimitsis, F. Navas-Guzmán, A. Haefele, D. Szczepanik, A. Tomczak, I. S. Stachlewska, L. Belegante, D. Nicolae, K. A. Voudouri, D. Balis, A. A. Floutsi, H. Baars, L. Miladi, N. Pascal, O. Dubovik, A. Lopatin
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 6025-6050 (2023)
The European Aerosol Research Lidar Network (EARLINET), part of the Aerosols, Clouds and Trace gases Research Infrastructure (ACTRIS), organized an intensive observational campaign in May 2020, with the objective of monitoring the atmospheric state o
Externí odkaz:
https://doaj.org/article/df1dc22ba5cb491cb4b2fe6ef473c5c0
Spectral dependence of birch and pine pollen optical properties using a synergy of lidar instruments
Autor:
M. Filioglou, A. Leskinen, V. Vakkari, E. O'Connor, M. Tuononen, P. Tuominen, S. Laukkanen, L. Toiviainen, A. Saarto, X. Shang, P. Tiitta, M. Komppula
Publikováno v:
Atmospheric Chemistry and Physics, Vol 23, Pp 9009-9021 (2023)
Active remote sensors equipped with the capability to detect polarization, a shape-relevant parameter, are essential to aerosol particle identification in the vertical domain. Most commonly, the linear particle depolarization ratio has been available
Externí odkaz:
https://doaj.org/article/b3583426272c4446bb20fa7c97f58055
Autor:
A. A. Floutsi, H. Baars, R. Engelmann, D. Althausen, A. Ansmann, S. Bohlmann, B. Heese, J. Hofer, T. Kanitz, M. Haarig, K. Ohneiser, M. Radenz, P. Seifert, A. Skupin, Z. Yin, S. F. Abdullaev, M. Komppula, M. Filioglou, E. Giannakaki, I. S. Stachlewska, L. Janicka, D. Bortoli, E. Marinou, V. Amiridis, A. Gialitaki, R.-E. Mamouri, B. Barja, U. Wandinger
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 2353-2379 (2023)
This paper presents a collection of lidar-derived aerosol intensive optical properties for several aerosol types, namely the particle linear depolarization ratio, the extinction-to-backscatter ratio (lidar ratio) and the Ångström exponent. The data
Externí odkaz:
https://doaj.org/article/de49735016994c4f9c63cda0be4c4654
Autor:
S. M. Calderón, J. Tonttila, A. Buchholz, J. Joutsensaari, M. Komppula, A. Leskinen, L. Hao, D. Moisseev, I. Pullinen, P. Tiitta, J. Xu, A. Virtanen, H. Kokkola, S. Romakkaniemi
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 12417-12441 (2022)
We carried out a closure study of aerosol–cloud interactions during stratocumulus formation using a large eddy simulation model UCLALES–SALSA (University of California Los Angeles large eddy simulation model–sectional aerosol module for large a
Externí odkaz:
https://doaj.org/article/65719a23c134473fa18be02231a61b83
Autor:
P. Tiitta, A. Leskinen, V. A. Kaikkonen, E. O. Molkoselkä, A. J. Mäkynen, J. Joutsensaari, S. Calderon, S. Romakkaniemi, M. Komppula
Publikováno v:
Atmospheric Measurement Techniques, Vol 15, Pp 2993-3009 (2022)
Upon a new measurement technique, it is possible to sharpen the determination of microphysical properties of cloud droplets using high resolving power imaging. The shape, size, and position of each particle inside a well-defined, three-dimensional sa
Externí odkaz:
https://doaj.org/article/32ee0422782b41b6b6202821b91b32a6
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 3931-3944 (2022)
Lidar observations were analysed to characterize atmospheric pollen at four EARLINET (European Aerosol Research Lidar Network) stations (Hohenpeißenberg, Germany; Kuopio, Finland; Leipzig, Germany; and Warsaw, Poland) during the ACTRIS (Aerosol, Clo
Externí odkaz:
https://doaj.org/article/11097f63fe6d41beab5a162af8719fd9
Autor:
K. Korhonen, T. B. Kristensen, J. Falk, V. B. Malmborg, A. Eriksson, L. Gren, M. Novakovic, S. Shamun, P. Karjalainen, L. Markkula, J. Pagels, B. Svenningsson, M. Tunér, M. Komppula, A. Laaksonen, A. Virtanen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 1615-1631 (2022)
We studied ice-nucleating abilities of particulate emissions from a modern heavy-duty diesel engine using three different types of fuel. The polydisperse particle emissions were sampled during engine operation and introduced to a continuous-flow diff
Externí odkaz:
https://doaj.org/article/d221344dcd944f0187733c3b3b87388c
Autor:
J. Kesti, J. Backman, E. J. O'Connor, A. Hirsikko, E. Asmi, M. Aurela, U. Makkonen, M. Filioglou, M. Komppula, H. Korhonen, H. Lihavainen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 22, Pp 481-503 (2022)
Aerosol particles play an important role in the microphysics of clouds and hence in their likelihood to precipitate. In the changing climate already-dry areas such as the United Arab Emirates (UAE) are predicted to become even drier. Comprehensive ob
Externí odkaz:
https://doaj.org/article/c11c8aaec3724ea1a624f100109ea50c