Zobrazeno 1 - 10
of 50
pro vyhledávání: '"V. Savastiouk"'
Publikováno v:
Atmospheric Measurement Techniques, Vol 16, Pp 4785-4806 (2023)
Brewer ozone spectrophotometers have become an integral part of the global ground-based ozone monitoring network collecting data since the early 1980s. The double-monochromator Brewer version (MkIII) was introduced in 1992. With the Brewer hardware b
Externí odkaz:
https://doaj.org/article/674be8dbf840487f8574a44447ee6b16
Autor:
H. Diémoz, A. M. Siani, S. Casadio, A. M. Iannarelli, G. R. Casale, V. Savastiouk, A. Cede, M. Tiefengraber, M. Müller
Publikováno v:
Earth System Science Data, Vol 13, Pp 4929-4950 (2021)
A re-evaluated data set of nitrogen dioxide (NO2) column densities over Rome for the years 1996 to 2017 is here presented. This long-term record is obtained from ground-based direct sun measurements with a MkIV Brewer spectrophotometer (serial number
Externí odkaz:
https://doaj.org/article/152f661951ad466e980dda70f7b447dd
Autor:
X. Zhao, V. Fioletov, M. Brohart, V. Savastiouk, I. Abboud, A. Ogyu, J. Davies, R. Sit, S. C. Lee, A. Cede, M. Tiefengraber, M. Müller, D. Griffin, C. McLinden
Publikováno v:
Atmospheric Measurement Techniques, Vol 14, Pp 2261-2283 (2021)
The Brewer ozone spectrophotometer (the Brewer) was designed at Environment and Climate Change Canada (ECCC) in the 1970s to make accurate automated total ozone column measurements. Since the 1980s, the Brewer instrument has become a World Meteorolog
Externí odkaz:
https://doaj.org/article/74852609a5a54255ba5c999586578b50
Publikováno v:
Atmospheric Measurement Techniques, Vol 12, Pp 271-279 (2019)
It is now known that single-monochromator Brewer spectrophotometer ozone and sulfur dioxide measurements suffer from non-linearity at large ozone slant column amounts due to the presence of instrumental stray light caused by scattering within the opt
Externí odkaz:
https://doaj.org/article/b3d176b562604cbd9d9d9872c5d02516
Autor:
A. M. Siani, F. Frasca, F. Scarlatti, A. Religi, H. Diémoz, G. R. Casale, M. Pedone, V. Savastiouk
Publikováno v:
Atmospheric Measurement Techniques, Vol 11, Pp 5105-5123 (2018)
The availability of long-term records of the total ozone content (TOC) represents a valuable source of information for studies on the assessment of short- and long-term atmospheric changes and their impact on the terrestrial ecosystem. In particul
Externí odkaz:
https://doaj.org/article/945def2b2c50476fbf23918a87dfc1b1
Autor:
A. Redondas, V. Carreño, S. F. León-Luis, B. Hernández-Cruz, J. López-Solano, J. J. Rodriguez-Franco, J. M. Vilaplana, J. Gröbner, J. Rimmer, A. F. Bais, V. Savastiouk, J. R. Moreta, L. Boulkelia, N. Jepsen, K. M. Wilson, V. Shirotov, T. Karppinen
Publikováno v:
Atmospheric Chemistry and Physics, Vol 18, Pp 9441-9455 (2018)
From 25 May to 5 June 2015, the 10th regional intercomparison campaign of the Regional Brewer Calibration Center – Europe (RBCC-E) was held at El Arenosillo atmospheric sounding station of the Instituto Nacional de Técnica Aeroespacial (INTA).
Externí odkaz:
https://doaj.org/article/a47b20dcc5444873853ed5ccfb59f8fa
Autor:
I. Fountoulakis, A. Redondas, K. Lakkala, A. Berjon, A. F. Bais, L. Doppler, U. Feister, A. Heikkila, T. Karppinen, J. M. Karhu, T. Koskela, K. Garane, K. Fragkos, V. Savastiouk
Publikováno v:
Atmospheric Measurement Techniques, Vol 10, Pp 4491-4505 (2017)
Spectral measurements of global UV irradiance recorded by Brewer spectrophotometers can be significantly affected by instrument-specific optical and mechanical features. Thus, proper corrections are needed in order to reduce the associated uncerta
Externí odkaz:
https://doaj.org/article/75088e7525d84b59b5f2a351f18dba6d
Autor:
J. S. Mäkelä, K. Lakkala, T. Koskela, T. Karppinen, J. M. Karhu, V. Savastiouk, H. Suokanerva, J. Kaurola, A. Arola, A. V. Lindfors, O. Meinander, G. de Leeuw, A. Heikkilä
Publikováno v:
Geoscientific Instrumentation, Methods and Data Systems, Vol 5, Iss 1, Pp 193-203 (2016)
The data flow involved in a long-term continuous solar spectral UV irradiance monitoring program is investigated and structured to provide an overall view on the multiphase process from data acquisition to the final products. The program employing Br
Externí odkaz:
https://doaj.org/article/cbdaf43b31354a33a6add1bbf8ca48a2
Publikováno v:
Atmospheric Measurement Techniques, Vol 7, Pp 4009-4022 (2014)
A new algorithm to retrieve nitrogen dioxide (NO2) column densities using MKIV ("Mark IV") Brewer spectrophotometers is described. The method includes several improvements, such as a more recent spectroscopic data set, the reduction of measurem
Externí odkaz:
https://doaj.org/article/58e0a3a567dc4ea1862c09dd4639f3a2
Autor:
Z. Mariani, K. Strong, M. Palm, R. Lindenmaier, C. Adams, X. Zhao, V. Savastiouk, C. T. McElroy, F. Goutail, J. R. Drummond
Publikováno v:
Atmospheric Measurement Techniques, Vol 6, Iss 6, Pp 1549-1565 (2013)
The Extended-range Atmospheric Emitted Radiance Interferometer (E-AERI) was installed at the Polar Environment Atmospheric Research Laboratory (PEARL) at Eureka, Nunavut, Canada in October 2008. Spectra from the E-AERI provide information about the r
Externí odkaz:
https://doaj.org/article/6f83badb503749dc8603dbee03a8cdb8