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Titlebook: Outsourcing Border Control; Politics and Practic Federica Infantino Book 2016 The Editor(s) (if applicable) and The Author(s) 2016 Border c

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發(fā)表于 2025-3-23 13:16:47 | 只看該作者
Book 2016visas services on the edges of the territory. Using an original case study, private contractors that implement EU visa policy on governments’ behalf, the author focuses on visa application centers located in Morocco and run by the two major contractors of European Member States, the transnational co
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發(fā)表于 2025-3-23 16:06:44 | 只看該作者
technology and supercapacitors, RF-powered devices have found various applications and are now used or offered in commercial products. The aim of this book chapter is to provide a basic understanding of RF energy harvesting (RFEH) techniques, describe the underlying electronics hardware design, sho
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發(fā)表于 2025-3-23 19:16:47 | 只看該作者
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發(fā)表于 2025-3-24 16:44:30 | 只看該作者
ted, stored and used to operate usually low-energy consumption devices ranging from wearable electronics to sensor networks. RF signals can be primarily generated from two sources: dedicated and ambient RF sources. The former can be deployed to provide energy when predictable supply is expected, usu
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發(fā)表于 2025-3-24 20:19:11 | 只看該作者
Federica Infantinoence. This complements existing work on energy harvesting and wireless power transfer, where wireless interference acts not only as a source of RF energy for powering the transceiver hardware, but also as a source of useful signal energy for enhancing signal detection. Starting with an overview and
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發(fā)表于 2025-3-25 00:17:51 | 只看該作者
Donald F. H?lzl Wallachh zusammenh?ngenden Bereichs auf den Einheitskreis bzw. auf einen konzentrischen Kreisring behandelt werden. Es gibt Probleme, bei denen sich die Abbildungsfunktion geschlossen angeben l??t, insbesondere, wenn der zu Grunde liegende einfach zusammenh?ngende Bereich eine polygonale Berandung besitzt.
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