Does the concept of hole current hold up in metals?

[keerthana]

we generally talk about electron current in metals.but when an electron leaves, it leaves a hole in its place.
does the hole current really exist in metals?please explain the stuff.

 

[nsaspook]

we generally talk about electron current in metals.but when an electron leaves, it leaves a hole in its place.
does the hole current really exist in metals?please explain the stuff.

Sure, you can have positive hall coefficients in metals like cadmium.
http://mysite.du.edu/~etuttle/electron/elect19.htm

 

[DrDu]

When current is flowing in a metal, there is not really a hole left behind as electrons are provided by the negative electrode of your source (battery or whatever).