Sökning: "Axial anomaly"

Hittade 3 uppsatser innehållade orden Axial anomaly.

  1. 1. The effect of disorder on the axial anomaly in a lattice model in 1 + 1 dimensions

    Master-uppsats, KTH/Fysik

    Författare :Agnes Wattrang; [2023]
    Nyckelord :Axial anomaly; tight-binding model; semiclassical physics; correlated disorder.; Axial kiral anomali; tätbindningsmodell; semiklassisk fysik; korrelerad oordning;

    Sammanfattning : This work investigates the effect of a disorder potential, that represents impurities/dislocations in the lattice, on the time-dependent signature of the axial anomaly in a one-band tight-binding model in one spatial dimension. The tight-binding model is solved numerically and the simulation results are compared with a semiclassical expression for the time-dependent axial density, n5(t), due to Nielsen and Ninomiya [1]. LÄS MER

  3. 2. The Structural Architecture of the Barsele Area, Sweden : Characterising the deformation events and mineralisation

    Master-uppsats, Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Författare :Jaide Derbyshire; [2021]
    Nyckelord :Barsele; Structural Geology; Mineralisation; Deformation;

    Sammanfattning : Located at an important intersect between orogenic Au deposits in Sweden’s Gold Line and volcanicmassive sulphide (VMS) deposits in the Skellefte Mining District, the Barsele area is of high interest.Currently, the Barsele deposit consists of the Norra VMS deposit and 3 intrusive-hosted orogenic Audeposits: Avan, Central, and Skiråsen which are hosted in a 1876 ± 10 Ma early orogenic granodiorite(Thomas, et al. LÄS MER

  4. 3. Dynamics of the η' meson at finite temperature

    Master-uppsats, Uppsala universitet/Kärnfysik

    Författare :Elisabetta Perotti; [2014]
    Nyckelord :effective field theory; chiral perturbation theory; resonance chiral theory; large Nc limit; chiral anomaly;

    Sammanfattning : At the present time it is unknown how the U(1)A anomaly of Quantum Chromodynamics behaves at high temperatures. We therefore want to look for thermal changes of the effects of the anomaly. LÄS MER