- #1

Tester_Boy

- 6

- 0

## Homework Statement

An electron approaches a potential barrier 10 eV high and 0.5 nm wide. If the electron has a

1% chance of tunnelling through, what must be its energy?

## Homework Equations

don't know how to put equations in eg how do i get something like alpha and theta etc

## The Attempt at a Solution

ended up with a massive equations with E's all over the place and imposible to solve :(