Titlebook: Kraft- und W?rmewirtschaft in der Industrie; Abfallenergie -Verwe M. Gerbel Book 1920Latest edition Julius Springer in Berlin 1920 Energie.

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Carolyn W. Harley,Susan G. Walling,Robert A. M. Brown can be augmented when coupled with a network of low-power, low-cost Pyroelectric InfraRed (PIR) detectors to form a multimodal surveillance system. Autonomy is a key issue as battery replacement is often impractical and even using energy scavenging techniques, such as solar harvester, ad-hoc power

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