Unnormalizability
Unnormalizability is a concept in quantum field theory and string theory that refers to the inability to normalize certain states or operators in a quantum system. Normalization is a process in quantum mechanics where a state vector is rescaled so that its norm (or length) is equal to one. This is crucial for ensuring that probabilities add up to one and for the consistency of quantum mechanical calculations.
In some quantum field theories and string theories, particularly those involving higher-dimensional objects or non-commutative geometries,
The concept of unnormalizability is closely related to the idea of "tachyons" in string theory, which are
The study of unnormalizability is an active area of research in theoretical physics, as it sheds light