Eduardo B. Lima

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The edible sea urchin Echinometra lucunter (Linnaeus, 1758) is a very common species on the sublittoral-midlittoral in Brazilian rocky shores. The aim of this work was to describe the gametogenesis and reproductive strategy of the E. lucunter population at Muro Alto beach in the Northeast coast of Brazil from August 2004 to August 2005. A total of 240(More)
This paper presents an open-ended waveguide structure suited for dielectric lens feeding. The waveguide is buried in the lens body and it is dielectric-filled both to enable to taper-in the cross-section dimensions and to enhance power transfer to the lens. The feed operates in single mode regime and it is designed to produce inside the lens body a linear(More)
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