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.

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

Selected Topics in Gravity, Field Theory and Quantum Mechanics

Quantum Electrodynamics (QED)

197471 PDFs Review articles in QUANTUM FIELD THEORY

David Tong -- What is Quantum Field Theory?

String field theory could be the foundation of quantum mechanics - USC Today

Problems in Quantum Field Theory : a book by François Gelis.

Quantum Field Theory for Dummies. The easiest explanation of the most…, by Sunny Labh

QUANTUM FIELD THEORY - A MODERN INTRODUCTION

Quantum Field Theory and the Unity of G-d, Science

A 2D-Topological Quantum Field Theory.

Quantum Field Theory, as Simply as Possible