This potential difference is called built-in potential. After joining p-type and n-type semiconductors, electrons from the n region near the pân interface tend to diffuse into the p region. As electrons diffuse, they leave positively charged ions (donors) in the n region.
Many people think that a baby rabbits is called a bunny, but this is actually just an affectionate nickname for rabbits, and not the correct English name for rabbit babies. So if baby rabbits are not called bunnies, then what are baby rabbits called? The correct term for a baby rabbit is kitten, often shortened to kit.
Baby rabbits leave the nest when they're 3 weeks old and about the size of a chipmunk. If you find a chipmunk-sized but fully-furred rabbit with eyes open, ears erect, and the ability to hop, they are meant to be on their own. As small and helpless as they may look, they are not an orphan and doesn't need your help.