Study of monthly mean daily diffuse and direct beam radiation estimation with MODIS atmospheric product

2019 ◽  
Vol 132 ◽  
pp. 221-232 ◽  
Author(s):  
Ji-Long Chen ◽  
Lei He ◽  
Qiao Chen ◽  
Ming-Quan Lv ◽  
Hong-Lin Zhu ◽  
...  
Keyword(s):  
2014 ◽  
Vol 34 (2) ◽  
pp. 166-171 ◽  
Author(s):  
Emily A. Eismann ◽  
Eric J. Wall ◽  
Elizabeth C. Thomas ◽  
Megan A. Little

1976 ◽  
Vol 40 (3) ◽  
pp. 603-613 ◽  
Author(s):  
D. A. CHARLES-EDWARDS ◽  
M. R. THORPE

Oecologia ◽  
1988 ◽  
Vol 75 (1) ◽  
pp. 54-60 ◽  
Author(s):  
Howard S. Neufeld ◽  
Frederick C. Meinzer ◽  
Charles S. Wisdom ◽  
M. Rasoul Sharifi ◽  
Philip W. Rundel ◽  
...  

Solar Energy ◽  
1988 ◽  
Vol 40 (3) ◽  
pp. 237-247 ◽  
Author(s):  
F. Vignola ◽  
D.K. McDaniels
Keyword(s):  

2011 ◽  
Vol 133 (2) ◽  
Author(s):  
T. Maor ◽  
J. Appelbaum

The solar irradiation on a photobioreactor plant for cultivating microalgae products such as dyes, vitamin, and biofuel is formulated, calculated, and verified. The outdoor solar plant consists of multiple horizontal tubes arranged in multiple vertical walls. The solar irradiation determines the growth rate of the algae; therefore, calculating the amount of solar radiation on the plant is important to estimate the production of microalgae. The incident direct beam irradiation on the tubes is calculated, taking into account tube and wall shading.


2010 ◽  
Vol 35 (2) ◽  
pp. 515-519 ◽  
Author(s):  
M.D. Islam ◽  
A.A. Alili ◽  
I. Kubo ◽  
M. Ohadi

Author(s):  
Z. L. Wang ◽  
J. Bentley

Studying the behavior of surfaces at high temperatures is of great importance for understanding the properties of ceramics and associated surface-gas reactions. Atomic processes occurring on bulk crystal surfaces at high temperatures can be recorded by reflection electron microscopy (REM) in a conventional transmission electron microscope (TEM) with relatively high resolution, because REM is especially sensitive to atomic-height steps.Improved REM image resolution with a FEG: Cleaved surfaces of a-alumina (012) exhibit atomic flatness with steps of height about 5 Å, determined by reference to a screw (or near screw) dislocation with a presumed Burgers vector of b = (1/3)<012> (see Fig. 1). Steps of heights less than about 0.8 Å can be clearly resolved only with a field emission gun (FEG) (Fig. 2). The small steps are formed by the surface oscillating between the closely packed O and Al stacking layers. The bands of dark contrast (Fig. 2b) are the result of beam radiation damage to surface areas initially terminated with O ions.


Author(s):  
G.D. Danilatos

The advent of the environmental SEM (ESEM) has made possible the examination of uncoated and untreated specimen surfaces in the presence of a gaseous or liquid environment. However, the question arises as to what degree the examined surface remains unaffected by the action of the electron beam. It is reasonable to assume that the beam invariably affects all specimens but the type and degree of effect may be totally unimportant for one class of applications and totally unacceptable for another; yet, for a third class, it is imperative to know how our observations are modified by the presence of the beam. The aim of this report is to create an awareness of the need to initiate research work in various fields in order to determine the guiding rules of the limitations (or even advantages) due to irradiation.


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