Daniel Romeu Lombardi

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Electron radiation induced hydrocarbon contamination can be either a problem or a useful tool in electron beam analyses and lithographies. We have used atomic force microscopy to study electron beam written contamination structures. Contamination is shown not only to arise from the primary electron beam but also from the energy scattered outside of the(More)
To determine the potential for use in the manufacture of string instrument bows, the anatomical features, as well as physical, acoustic and chemical properties, of Libidibia ferrea (pau ferro) and Poincianella pluviosa (sibipiruna) wood were compared against those found in Caesalpinia echinata (pau brasil) wood, the established species for modern(More)
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