What is quantum field theory?

Quantum field theory marries the ideas of other quantum theories to depict all particles as “excitations” that arise in underlying fields.

Quantum Field Theory (Dover Books on Physics) (Paperback)

Lectures on Quantum Field Theory

Quantum Particles Aren't Spinning. So Where Does Their Spin Come

Methods of Quantum Field Theory in Statistical Physics – Dover Publications

Quantum field theory - Wikipedia

Quantum Field Theory in Curved Spacetime – Elementary Particle Physics

Algebraic quantum field theory - Department of Mathematics, University of York

PDF] Realism and Quantum Field Theory : A First Look

GeeklyHub What is Quantum Field Theory?, QFT

Simulating Strongly Coupled Quantum Field Theory with Quantum Algorithms

What Is A Quantum Field, And How Does It Interact With Matter?