What is another word for quantum field theory?
Pronunciation: [kwˈɒntəm fˈiːld θˈi͡əɹi] (IPA) 
Quantum field theory refers to the study of the quantum behavior of fields. It is a branch of quantum physics that deals with the interactions of elementary particles that carry energy and have no mass. It is also known as QFT, a popular acronym. Some synonyms for quantum field theory may include particle physics, relativistic quantum mechanics, or simply quantum physics. These terms all relate to the study of quantum mechanics, which is a fundamental principle of modern physics. Quantum field theory provides a framework for understanding and predicting the behavior of particles at the subatomic level.
