Aida Vera Lopez

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This paper, for the first time, presents successful integration of a W-band antenna with an organically flip-chip packaged silicon-germanium (SiGe) low-noise amplifier (LNA). The successful integration requires an optimized flip-chip interconnect. The interconnect performance was optimized by modeling and characterizing the flip-chip transition on a(More)
The objective of this study was to explore drug use in Mexican rural communities and its relationship to social cohesion, cultural identity, migration, and transculturation. Community models typification was used, considering cohesion as the central point of analysis. The research was conducted during 15-day periods in each of nine communities during 1991.(More)
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