Biography Ertl was born in LOCATION@1 , LOCATION@2 where he would later study physics from NUMBER@1 to NUMBER@2 at the ORGANIZATION@1 and then at the ORGANIZATION@2 -LRB- NUMBER@3 -RRB- and ORGANIZATION@3 in LOCATION@3 -LRB- NUMBER@4 -RRB- .

He studied at the ORGANIZATION@2 from NUMBER@2 to NUMBER@5 and then at ORGANIZATION@4 in LOCATION@3 from NUMBER@5 to NUMBER@6 . He returned to the ORGANIZATION@1 where he got a diplom of physics in NUMBER@7 .
