Prompt
                                        
                                            Generate a realistic image of a middle-aged German physicist from the mid-20th century, specifically depicting Robert Döpel in a formal attire, standing in front of a blackboard filled with complex physics equations, with a subtle background hinting at his association with the University of Leipzig, and a faint nuclear physics-related equipment in the periphery, embodying his contributions to the German nuclear energy project (Uranverein).