The device, reported in the journal Science, uses a standard parabolic mirror to focus the sun's rays into a reaction chamber where the cerium oxide catalyst breaks down water and carbon dioxide.

这种在《科学》杂志里所报道的装置使用一个标准的抛物柱面镜把阳光搜集进一个反应室。在这个反应室里，铈氧化物催化剂可以分解水和二氧化碳。

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A related layer is the field oxide, which provides isolation from other device structures.

一个相关层是场氧化层，使其与其它器件结构分离。

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The invention relates to a method and a device for preparing nanometer oxide powders without agglomeration.

本发明涉及一种无团聚纳米氧化物粉体的制备方法及装置。

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As a sound-absorbing pad atop the device vibrates to ambient noise, causing the zinc oxide wires to compress and release.

FORBES: Written by Bryan Nelson

Apart from the arrival of less pricey full-frame digital SLRs, the other recent development that has impressed your correspondent is the way imaging chips are migrating from CCD (charge-coupled device) technology to CMOS (complementary metal-oxide semiconductor), used widely in the computer industry.

ECONOMIST: A die-hard analog photographer goes digital