A cell's daily operations are accomplished through the biochemical reactions that take place within the cell. Reactions are turned on and off or sped up and slowed down according to the cell's ...

Universal Hydrogen hopes that hydrogen will do for aviation what batteries can’t. The company has been developing flight-ready fuel cells for this ... In this case, however, Universal Hydrogen ...

杰克逊实验室的研究人员现在发现，已知会增加一个人患糖尿病风险的DNA序列变化与胰腺细胞处理两种不同分子压力的能力有关。在有这些DNA变化的人身上，胰腺中产生胰岛素的细胞在暴露于压力和炎症时可能更容易衰竭或死亡。 胰腺细胞和人一样，只能承受 ...

The Cell Metabolism core is part of the Donald B. and Catherine C. Marron Cancer Metabolism Center and helps investigators characterize biological systems through the direct measurement of the small ...

Think of them as big batteries, but ones that only operate when fuel—in this case ... hydrogen and oxygen that directly converts chemical energy into electrical energy. Various types of fuel ...

A fuel cell is a device that uses a source of fuel, such as hydrogen, and an oxidant to create electricity from an electrochemical process. Much like the batteries that are found under the hoods ...

It’s certainly been the case that many such pronouncements refer ... and their relative safety when compared to lithium ion cells. Hydrogen in a pressure vessel might not seem the safest of ...

Hydrogen fuel cell vehicles ... valves on the fuel canisters in case of an accident, as well as accident detection in the wiring that connects the fuel cell stack to the relays and high-voltage ...

The large size of the proposed yacht made it a good candidate to explore pure green hydrogen as the fuel-cell source. For those captivated by cutting-edge innovations, this yacht presents an ...

From its tank, the hydrogen is passed through an anode in a fuel-cell. The anode has a catalyst – usually platinum – which ...

James Morris covers ... the iX5 Hydrogen to hit 62mph in under six seconds, which is much faster than any current production hydrogen car. BMW has fitted its hydrogen fuel cell and tanks into ...