However, with the outbreak of World War I, Schrödinger received orders to take up duty on the Italian border. His time of active service was not wasted as far as research was concerned, however, for he continued his theoretical work, submitting another paper from his position on the Italian front.
Kanyang panahon ng mga aktibong serbisyo ay hindi aksayado gaya malayo gaya ng pananaliksik ay nag-aalala, gayunpaman, para sa patuloy na niya ang kanyang panteorya trabaho, pagsusumite ng ibang papel mula sa kanyang posisyon sa harap ng Italian.