Results 11 to 20 of about 13,462 (254)

Association between provincial sunshine duration and mortality rates in China: Panel data study [PDF]

open access: yesHeliyon, 2023
Background: mortality rates are usually influenced by the variations of environmental factors. However, there are few studies on the impact of sunlight duration induced mortality.
Yu Fu, Weidong Wang
doaj   +2 more sources

Effect of Sunshine Duration on Myopia in Primary School Students from Northern and Southern China [PDF]

open access: yesInternational Journal of General Medicine, 2021
Lin Leng,1 Jiafan Zhang,1 Sen Xie,2 Wenzhi Ding,1 Rongyuan Ji,1 Yuyin Tian,1 Keli Long,1 Hongliang Yu,3 Zhen Guo1 1Department of Ophthalmology, Qingdao Eye Hospital of Shandong First Medical University, State Key Laboratory Cultivation Base, Shandong ...
Leng L   +8 more
doaj   +2 more sources

Satellite-Based Sunshine Duration for Europe [PDF]

open access: yesRemote Sensing, 2013
In this study, two different methods were applied to derive daily and monthly sunshine duration based on high-resolution satellite products provided by the European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) Satellite ...
Bodo Ahrens   +4 more
doaj   +3 more sources

Development and Validation of an Autonomous System for Measurement of Sunshine Duration [PDF]

open access: yesSensors, 2020
This paper presented an autonomous electronic system for sunshine duration (SD) monitoring based on the contrast method and developed to operate on a horizontal surface. The prototype uses four photoresistors arranged at 90° in a 20 mm diameter circumference separated by a shading structure used to create a shadow pattern on the detection element ...
Álvaro B. da Rocha   +4 more
openaire   +4 more sources

The Impact of Sunshine Duration on Myopia in Central China: Insights from Populational and Spatial Analysis in Hubei [PDF]

open access: yesInternational Journal of General Medicine
Runting Ma, Lianhong Zhou, Wenping Li, Yuanjin Li, Diewenjie Hu, Yi Lu, Cancan Zhang, Beixi Yi Department of Ophthalmology, Renmin Hospital of Wuhan University, Wuhan, People’s Republic of ChinaCorrespondence: Lianhong Zhou, Department of Ophthalmology ...
Ma R   +7 more
doaj   +2 more sources

A comparison of sunshine duration records from the Campbell-Stokes sunshine recorder and CSD3 sunshine duration sensor [PDF]

open access: yesTheoretical and Applied Climatology, 2014
The purpose of this paper is to compare daily sunshine duration data measured using a Campbell-Stokes sunshine recorder (CS) and a CSD3 sunshine duration sensor (AUTO) as well as to attempt to explain discrepancies between the two data sets. The paper is based on heliographic data and cloudiness observations for 2007–2012.
Dorota Matuszko
exaly   +3 more sources

Impact of temperature and sunshine duration on daily new cases and death due to COVID-19 [PDF]

open access: yesJournal of Family Medicine and Primary Care, 2020
Context: Control of COVID-19 has now become a critical issue for public health. Many ecological factors are proven to influence the transmission and survival of the virus.
Swati Thangariyal   +4 more
doaj   +2 more sources

Association between sunshine hours and suicide attempts: Evidence from a retrospective study in Southern India [PDF]

open access: yesIndian Journal of Psychiatry
Background: Suicide is a growing public health concern in India. While psychological and sociocultural factors are well studied, the role of climatic influences like sunshine duration remains underexplored.
Murugavel Veeramani   +2 more
doaj   +2 more sources

A Method to Estimate Sunshine Duration Using Cloud Classification Data from a Geostationary Meteorological Satellite (FY-2D) over the Heihe River Basin [PDF]

open access: yesSensors, 2016
Sunshine duration is an important variable that is widely used in atmospheric energy balance studies, analysis of the thermal loadings on buildings, climate research, and the evaluation of agricultural resources.
Bingfang Wu   +5 more
doaj   +2 more sources

Spectral influence analysis on sunshine duration measurement [PDF]

open access: yesThe Journal of Engineering, 2019
Sunshine duration is an important variable in surface meteorological measurement. In this article, two methods for measuring sunshine duration are described, one is photovoltaic-based instrument, which ranges from 400 to 1100 nm, and the other is ...
Wei Chong   +5 more
doaj   +2 more sources

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