# Browse Dissertations and Theses - Physics by Contributor "Yang, Liang"

• (2017-11-29)
Topologically nontrivial systems are electronic materials that have protected conducting states on their edge or surface. These widely studied materials are of great interest due to their exotic physical properties and ...

application/pdf

PDF (3MB)
• (2018-10-30)
This dissertation presents a measurement of forward--forward and forward--central dijet azimuthal angular correlations and conditional yields in proton--proton ($pp$) and proton--lead ($p$+Pb) collisions as a probe for ...

application/pdf

PDF (27MB)
• (2017-08-14)
Macroscopic quantum tunneling is a process by which a macroscopic object, rather than a single electron, tunnels between two macroscopically distinct quantum states. In this dissertation, we will present the study of ...

application/pdf

PDF (14MB)
• (2017-09-18)
The superconducting state of matter enables one to observe quantum effects on the macroscopic scale and hosts many fascinating phenomena. Topological defects of the superconducting order parameter, such as vortices and ...

application/pdf

PDF (17MB)
• (2015-04-16)
This dissertation presents a measurement of differential cross sections as a function of mass, transverse momentum and rapidity of the top quark pairs using $\sqrt{s} = 7 \TeV$ proton-proton collision data collected by the ...

application/pdf

PDF (11MB)
• (2016-05-25)
Neutrino oscillation with three active neutrinos has been well established by experiments. However, θ_13 was the least known mixing angle before the Daya Bay reactor neutrino experiment. The Daya Bay experiment uses relative ...

application/pdf

PDF (32MB)
• (2015-01-21)
Quantum computation is a fascinating field that combines novel physics with improvements in computation times and has been rapidly growing in the past few years. Using superconductors to form the qubits has the potential ...

application/pdf

PDF (4MB)
• (2015-12-04)
Part I: Entanglement Entropy of 2d Quasi-Topological Quantum Field Theory We compute the entanglement entropy of two-dimensional quasi-topological quantum field the- ories (QTFTs). These are theories in which the correlation ...

application/pdf

PDF (2MB)
• (2013-05-24)
The results of x-ray scattering experiments on orbitally ordered KCuF3 and periodic arrays of stripe-like ferroelectric domains in epitaxial thin films of multiferroic BiFeO3 are presented in this dissertation. Both resonant ...

application/pdf

PDF (21MB)