PROBLEM $4(15$ POINTS$)$

In a p$-$n junction, suppose both dopant concentrations are doubled. If everything else remains unchanged, which of the following quantities increase or decrease? By how much?

$\backslash$table$[[$PROPERTY$,$INCREASE$/,$BY HOW MUCH?$],[$DECREASE$,,],[$Built$-$in Potential,Increases,$],[$Junction Capacitance,Decreases,$],[$Depletion Width,Increases,$],[,$Decreases,$]]$