If the metal electrode could be replaced then it might be possible to make the whole thing using just a printer.

如果金属电极可以被更换那么将有可能仅使用一台打印机就完成整个产品的制造。

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In the Ohmic contacts of LED electrodes, carriers have different transmission mechanisms be - tween metal electrode and semiconductor.

在LED电极欧姆接触中，载流子在金属电极和半导体间有不同的传输机制。

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Conventional transistors use a metal electrode, called the gate, to control the flow of electrons through a planar channel in the silicon substrate.

传统晶体管使用一个叫做“栅极”的金属电极，以控制电子在平面硅基片上的沟道中的流动。

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Another breakthrough is the transparent conductor made of a mixture of silver nanowire and titanium dioxide nanoparticles, which was able to replace the opaque metal electrode used in the past.

ENGADGET: UCLA creates transparent solar cell, dreams of current generating windows

When spot-welding, for instance, a robot has to touch the metal with an electrode.

ECONOMIST: Robots: Nothing to lose but their chains | The

The CO2 reduction takes place on a metal catalyst at the opposite side of nitride semiconductor photo-electrode.(See Fig. 1) The metal catalyst plays an important role in selecting and accelerating the reaction.

ENGADGET: Panasonic Photosynthesis System converts carbon dioxide to organic material with plant-like efficiency