Ray (optics)

Known as: Light ray, Leaky ray, Ray of light 
In optics a ray is an idealized model of light, obtained by choosing a line that is perpendicular to the wavefronts of the actual light, and that… (More)
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Papers overview

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2009
2009
Volumes of sub-wavelength electromagnetic elements can act like homogeneous materials: metamaterials. In analogy, sheets of… (More)
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Highly Cited
2009
Highly Cited
2009
This little monograph does not claim to point the way to a new science. Perhaps it should be called a stroll into unfamiliar… (More)
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Highly Cited
2006
Highly Cited
2006
Photovoltaic cells based on polymer:fullerene composites continue to be of interest as potential sources of renewable electrical… (More)
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Highly Cited
2001
Highly Cited
2001
A fast and convenient soil analytical technique is needed for soil quality assessment and precision soil management. The main… (More)
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Highly Cited
1996
Highly Cited
1996
-In plants, stem elongation at high density in response to vegetation shade is hypothesized to be an example of adaptive… (More)
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Highly Cited
1991
Highly Cited
1991
A new progressive global illumination method is presented which produces approximate images quickly, and then continues to… (More)
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Highly Cited
1990
Highly Cited
1990
Loss of symbiotic zooxanthellae, or “bleaching” is one of the first visible signs of thermal stress. Critical threshold… (More)
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Highly Cited
1988
Highly Cited
1988
Mally of the most striking phenomena known from perceptual psychology are a direct result of the first levels of neural… (More)
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Highly Cited
1988
Highly Cited
1988
In this paper, we present an approach to color image understanding that accounts for color variations due to highlights and… (More)
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Highly Cited
1987
Highly Cited
1987
Comparative studies of chlorophyll a fluorescence, measured with a pulse amplitude modulated fluorometer, and of the pigment… (More)
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