CuFeO2 is a p-type semiconductor that has been recently identified as a promising photocathode material for photoelectrochemical water splitting. CuFeO2 can absorb solar light and promote the hydrogen evolution reaction (HER), even though the photocurrents achieved so far are still well below the theoretical upper limit. While several experimental and theoretical works have provided a detailedGet a Quote
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The first nanotube integrated memory circuit was made in 2004. One of the main challenges has been regulating the conductivity of nanotubes. Depending on subtle surface features a nanotube may act as a plain conductor or as a semiconductor. A fully automated method has however been developed to remove non-semiconductor tubes.
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Outer Front Cover; Contents; Publisher's Letter: Older devices involved creative engineering; Mailbag; Feature: Hoarding: Urban Electronic Archaeology by Dr David Maddison ; Project: High-Current Four Battery/Cell Balancer by Duraid Madina ; Feature: Fetrons, and the All-Fetron Radio by Dr Hugo Holden ; Circuit Notebook: Low-noise microphone preamp by Petre Petrov
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Gel Battery vs. Lithium-ion: A Comparison of energy storage There is a wide range of energy storage options when it comes to the stationary power market. Some of these include compressed air, capacitors, flywheels, rechargeable batteries, and compressed air. These different
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