2 мар. 2019 г. · In David Tong's lecture notes, the gauge field A is decomposed into a background gauge field ˉA plus a perturbation part a (In David Tong's ...

28 июн. 2020 г. · I'm having trouble understanding how two D-branes leads to a U(2) gauge theory from David Tong's notes, chapter 7, pages 191-192.

3 авг. 2021 г. · The winding number in fact does change discontinuously as you vary z; it changes from 0 to 1 at z=1/2 and from 1 to 2 at the boundary z=1.

20 окт. 2022 г. · Wilson loop acts as a “static color source”, also as a source for an infinitely heavy quark antiquark pair at distance R.

14 мая 2020 г. · In his freely available lectures on Gauge Theories and String Theory, David Tong makes multiple references to a course called Advanced Quantum ...

15 апр. 2021 г. · In a non-abelian gauge theory, electric charges take values in a sublattice of Λweight(g), while magnetic charges via GNO quantisation are known ...

20 нояб. 2020 г. · Calculations of chiral condensate (from David Tong's notes) · quantum-field-theory · gauge-theory · chirality.

16 сент. 2020 г. · In Tong's QFT notes, the physical Hilbert space is defined via the Gupta-Bleuler condition, which is an application of gauge choice, the Lorenz ...

26 нояб. 2022 г. · The rest of the argument for why this is a ZN gauge theory is precisely the last few sentences in Tong's notes, namely the gauge connection is ...

4 мая 2022 г. · Show activity on this post. In Ch-2 (Yang-Mills theory) of David Tong's notes on gauge theory. Tong writes an action Sw=∫dτiw†dwdτ+λ ...