Power supply designers are well aware of the tradeoffs encountered in the design process, and the accompanying challenges. One of the toughest tasks in designing a controller is to meet stringent ...

Halogen detector is an important halogen gas leakage detection instrument. In order to ensure that the upper and lower shells have the same quality, it is necessary to use one mold and two pieces in ...

One of the principal problems when dealing with fishery resource management is to estimate strategies that satisfy biological, economic and social objectives simultaneously. As a contribution to ...

The question of "having it all" cropped up yet again in the comments on today's post about newly appointed Yahoo CEO Marissa Mayer. She just announced that she's pregnant, which has some people ...