Download PDF by Richard Mabey: A Good Parcel of English Soil: The Metropolitan Line

By Richard Mabey

ISBN-10: 1846146178

ISBN-13: 9781846146176

Richard Mabey, considered one of Britain's best nature writers, appears to be like on the dating among urban and state, and the way this brings out the facility of nature - a part of a sequence of twelve books tied to the twelve traces of the London Underground.

Exploring the production of Metro-land as a strong image of the English ruralist delusion, a great Parcel of English Soil seems at how members turn into sensitized to nature within the hybrid atmosphere of the suburbs.

Richard Mabey grew up at the Metropolitan line, with no the advance of which - and its precursor, the Metropolitan Railway - within the early twentieth Century, Metro-land couldn't have come into lifestyles within the manner we all know it now, and the following, via his personal family's historical past, he explores the facility of nature because it happens even at the fringes of our towns.

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Additional resources for A Good Parcel of English Soil: The Metropolitan Line (Penguin Underground Lines)

Example text

The SEGR response in vertical power MOSFETs has two components [196]. The “capacitor response” describes the interaction of the ion directly with the gate dielectric, inducing an oxide breakdown at a lower field than would occur in the absence of the ion strike. 3. Structure of a vertical power MOSFET and current flow paths following a heavy ion strike [195]. II-37 may be transferred through the epitaxial layer to the gate interface [194]. ” Increasing the gate voltage increases susceptibility to SEGR through the capacitor response by increasing the pre-existing electric field in the oxide.

Similar to single-event latchup, SEB is a destructive failure mechanism that comes about due to a parasitic bipolar transistor structure inherent to some devices. Looking again at the power MOSFET structure in Fig. 3, a parasitic bipolar transistor is formed by the n-source (emitter), p-body (base), and nepitaxial (collector) regions. Following an ion strike, currents flowing in the p-body can forward bias the emitter-base junction of the parasitic BJT due to the finite conductivity of the p-body region.

Unfortunately, only about 400 of the error maps were from high-energy facilities, but none of these maps gave evidence of an increase in normal-incidence MBUs due to high-energy ions. Of course, at grazing angles of incidence we would expect a big difference between low- and high-energy MBU results due to range effects. In the future it is possible that there will be devices sensitive to the low induced charge densities in the outer regions of high-energy ion tracks, but this does not appear to be the case yet.

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A Good Parcel of English Soil: The Metropolitan Line (Penguin Underground Lines) by Richard Mabey

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