Photochemical activity and solar ultraviolet radiation (PAUR) modulation factors: an overview of the project

CS Zerefos, KA Kourtidis, D Melas… - Journal of …, 2002 - Wiley Online Library
The Photochemical Activity and Ultraviolet Radiation (PAUR) II project (a continuation of an
earlier PAUR I project) had the purpose of studying the interrelationships between changes …

Investigation of the effects of the Greek extreme wildfires of August 2021 on air quality and spectral solar irradiance

A Masoom, I Fountoulakis, S Kazadzis… - Atmospheric …, 2023 - acp.copernicus.org
In August 2021, a historic heatwave was recorded in Greece which resulted in extreme
wildfire events that strongly affected the air quality over the city of Athens. Saharan dust was …

[HTML][HTML] Location and vitamin D synthesis: is the hypothesis validated by geophysical data?

MG Kimlin, WJ Olds, MR Moore - Journal of Photochemistry and …, 2007 - Elsevier
The literature reports strong correlations between UV exposure and latitude gradients of
diseases. Evidence is emerging about the protective effects of UV exposure for cancer …

Uncertainty of measurements of spectral solar UV irradiance

G Bernhard, G Seckmeyer - Journal of Geophysical Research …, 1999 - Wiley Online Library
Most investigations on the nature and effects of solar ultraviolet (UV) radiation at the Earth's
surface require measurements of high accuracy combined with well‐defined procedures to …

Validation of daily erythemal doses from Ozone Monitoring Instrument with ground‐based UV measurement data

A Tanskanen, A Lindfors, A Määttä… - Journal of …, 2007 - Wiley Online Library
The Dutch‐Finnish Ozone Monitoring Instrument (OMI) on board the NASA EOS Aura
spacecraft is a nadir viewing spectrometer that measures solar reflected and backscattered …

An airborne spectral albedometer with active horizontal stabilization

M Wendisch, D Müller, D Schell… - … of Atmospheric and …, 2001 - journals.ametsoc.org
An airborne albedometer including a low-cost, precise, and fast sensor head horizontal
stabilization system was developed to measure spectral down-and upward irradiances …

Effect of aerosols on solar UV irradiances during the Photochemical Activity and Solar Ultraviolet Radiation campaign

A Kylling, AF Bais, M Blumthaler… - Journal of …, 1998 - Wiley Online Library
Surface UV irradiances were measured at two different sites in Greece during June 1996
under noncloudy conditions. The measured UV irradiances are simulated by a radiative …

Satellite estimation of spectral surface UV irradiance: 2. Effects of homogeneous clouds and snow

NA Krotkov, JR Herman, PK Bhartia… - Journal of …, 2001 - Wiley Online Library
This paper extends the theoretical analysis of the estimation of the surface UV irradiance
from satellite ozone and reflectivity data from a clear‐sky case to a cloudy atmosphere and …

Characterization and calibration of ultraviolet broadband radiometers measuring erythemally weighted irradiance

G Hülsen, J Gröbner - Applied Optics, 2007 - opg.optica.org
An ultraviolet calibration center has been established in Davos, Switzerland. It provides a
laboratory for characterizing the spectral and angular response of broadband radiometers …