"Oppenheimer" can refer to different things depending on the context. Here are some possible answers based on the search results:
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Oppenheimer (film): This is an upcoming biographical thriller film directed, written and co-produced by Christopher Nolan about J. Robert Oppenheimer, the theoretical physicist who helped develop the first nuclear weapons. The film is based on the 2005 biography "American Prometheus" by Kai Bird and Martin J. Sherwin, and stars Cillian Murphy as Oppenheimer, with a supporting ensemble cast including Emily Blunt, Matt Damon, Robert Downey Jr., and Florence Pugh. The film is scheduled for release in the United Kingdom and United States on July 21, 2023, by Universal Pictures.
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J. Robert Oppenheimer: He was a theoretical physicist and the top scientist in charge of developing the atomic bomb as part of the Manhattan Project, which was a research and development undertaking during World War II that produced the first nuclear weapons. Oppenheimer is considered one of the most important scientists of the 20th century, but his legacy is controversial due to his role in the creation of the atomic bomb and his subsequent opposition to nuclear weapons. The upcoming film "Oppenheimer" is about his life and work.
In summary, "Oppenheimer" can refer to the upcoming film about J. Robert Oppenheimer or to the physicist himself who played a key role in the development of the atomic bomb.
