The battery connects to positive and negative electrodes in the patch.

It is also used to make the negative electrodes in several types of electric batteries.

Tin is also used as a negative electrode in advanced Li-ion batteries.

Any gas discharge lamp has a positive (anode) and a negative electrode.

All of the impurities fall to the bottom, while the pure copper is made at the negative electrode.

He observed tubes with energy rays extending from a negative electrode.

The other, negative electrode is positioned above the flame.

The positive holes in the P-type material are attracted to the negative electrode.

Zinc has long been used as the negative electrode of primary cells.

All the positive ions are attracted to the cathode or negative electrode.