Showing 2013 · hep-thShow all

41 papers · 2 filters

hep-th2013★ 12 cited

Casimir Effect under Quasi-Periodic Boundary Condition Inspired by Nanotubes

Chao-Jun Feng, Xin-Zhou Li, Xiang-Hua Zhai

When one studies the Casimir effect, the periodic (anti-periodic) boundary condition is usually taken to mimic a periodic (anti-periodic) structure for a scalar field living in a f…

hep-th2013★ 17 cited

Phase transitions, geometrothermodynamics and critical exponents of black holes with conformal anomaly

Jie-Xiong Mo, Wen-Biao Liu

We investigate the phase transitions of black holes with conformal anomaly in canonical ensemble from different perspectives. Some interesting and novel phase transition phenomena…

hep-th2013★ 7 cited

Quantum Structure of Field Theory and Standard Model Based on Infinity-free Loop Regularization/Renormalization

Yue-Liang Wu

To understand better the quantum structure of field theory and standard model in particle physics, it is necessary to investigate carefully the divergence structure in quantum fiel…

hep-th2013★ 24 cited

Vector Condensate and AdS Soliton Instability Induced by a Magnetic Field

Rong-Gen Cai, Li Li, Li-Fang Li +1

We continue to study the holographic p-wave superconductor model in the Einstein-Maxwell-complex vector field theory with a non-minimal coupling between the complex vector field an…

hep-th2013★ 6 cited

On finite energy monopole solutions in Weinberg-Salam model

D. G. Pak, P. M. Zhang, L. P. Zou

We study the problem of existence of finite energy monopole solutions in the Weinberg-Salam model starting with a most general ansatz for static axially-symmetric electroweak magne…

hep-th2013★ 9 cited

Bulk Viscosity of dual Fluid at Finite Cutoff Surface via Gravity/Fluid correspondence in Einstein-Maxwell Gravity

Ya-Peng Hu, Yu Tian, Xiao-Ning Wu

Based on the previous paper arXiv:1207.5309, we investigate the possibility to find out the bulk viscosity of dual fluid at the finite cutoff surface via gravity/fluid corresponden…

hep-th2013★ 58 cited

Lifshitz Scaling Effects on Holographic Superconductors

Jun-Wang Lu, Ya-Bo Wu, Peng Qian +3

Via numerical and analytical methods, the effects of the Lifshitz dynamical exponent on holographic superconductors are studied in some detail, including wave and wave…

hep-th2013★ 7 cited

New and Old about Renormalons: in Memoriam Kolya Uraltsev

M. Shifman

I summarize what we know of renormalons from the 1970s and 80s: their uses and theoretical status. It is emphasized that renormalons in QCD are closely related to the Wilsonean ope…

hep-th2013★ 30 cited

Modular Transformations and Verlinde Formulae for Logarithmic -Models

David Ridout, Simon Wood

The singlet algebra is a vertex operator algebra that is strongly generated by a Virasoro field of central charge and a single Virasoro primary…

hep-th2013★ 3 cited

Entanglement entropy in a holographic p-wave superconductor model

Li-Fang Li, Rong-Gen Cai, Li Li +1

In a recent paper, arXiv:1309.4877, a holographic p-wave model has been proposed in an Einstein-Maxwell-complex vector field theory with a negative cosmological constant. The model…

hep-th2013★ 115 cited

Inflation coupled to a Gauss-Bonnet term

Peng-Xu Jiang, Jian-Wei Hu, Zong-Kuan Guo

The newly released Planck CMB data place tight constraints on slow-roll inflationary models. Some of commonly discussed inflationary potentials are disfavored due mainly to the lar…

hep-th2013★ 118 cited

Holographic Lattice in Einstein-Maxwell-Dilaton Gravity

Yi Ling, Chao Niu, Jian-Pin Wu +1

We construct an ionic lattice background in the framework of Einstein-Maxwell-dilaton theory in four dimensional space time. The optical conductivity of the dual field theory on th…

hep-th2013★ 95 cited

A Holographic P-wave Superconductor Model

Rong-Gen Cai, Li Li, Li-Fang Li

We study a holographic p-wave superconductor model in a four dimensional Einstein-Maxwell-complex vector field theory with a negative cosmological constant. The complex vector fiel…

hep-th2013★ 145 cited

A polynomial f(R) inflation model

Qing-Guo Huang

Motivated by the ultraviolet complete theory of quantum gravity, for example the string theory, we investigate a polynomial inflation model in detail. We calculate the spec…

hep-th2013★ 50 cited

Competition between the s-wave and p-wave superconductivity phases in a holographic model

Zhang-Yu Nie, Rong-Gen Cai, Xin Gao +1

We build a holographic superconductor model with a scalar triplet charged under an SU(2) gauge field in the bulk. In this model, the s-wave and p-wave condensates can be consistent…

hep-th2013★ 83 cited

A Holographic Study on Vector Condensate Induced by a Magnetic Field

Rong-Gen Cai, Song He, Li Li +1

We study a holographic model with vector condensate by coupling the anti-de Sitter gravity to an Abelian gauge field and a charged vector field in dimensional spacetime. In…

hep-th2013★ 2 cited

Monopoles without magnetic charges: Finite energy monopole-antimonopole configurations in CP1 model and restricted QCD

L. P. Zou, P. M. Zhang, D. G. Pak

We propose a new type of regular monopole-like field configuration in quantum chromodynamics (QCD) and CP^1 model. The monopole configuration can be treated as a monopole-antimonop…

hep-th2013★ 17 cited

A holographic model of SQUID

Rong-Gen Cai, Yong-Qiang Wang, Hai-Qing Zhang

We construct a holographic model of superconducting quantum interference device (SQUID) in the Einstein-Maxwell-complex scalar theory with a negative cosmological constant. The SQU…

hep-th2013★ 12 cited

Entanglement Temperature in Non-conformal Cases

Song He, Danning Li, Jun-Bao Wu

Potential reconstruction can be used to find various analytical asymptotical AdS solutions in Einstein dilation system generally. We have generated two simple solutions without phy…

hep-th2013★ 85 cited

Modular Data and Verlinde Formulae for Fractional Level WZW Models II

Thomas Creutzig, David Ridout

This article gives a complete account of the modular properties and Verlinde formula for conformal field theories based on the affine Kac-Moody algebra sl(2) at an arbitrary admiss…

hep-th2013★ 49 cited

Competition and Coexistence of Order Parameters in Holographic Multi-Band Superconductors

Rong-Gen Cai, Li Li, Li-Fang Li +1

We construct a holographic multi-band superconductor model with each complex scalar field in the bulk minimally coupled to a same gauge field. Taking into account the back reaction…

hep-th2013★ 48 cited

Striped phases in the holographic insulator/superconductor transition

Johanna Erdmenger, Xian-Hui Ge, Da-Wei Pang

We study striped phases in holographic insulator/superconductor transition by considering a spatially modulated chemical potential in AdS soliton background. Generally striped phas…

hep-th2013★ 26 cited

F-term Stabilization of Odd Axions in LARGE Volume Scenario

Xin Gao, Pramod Shukla

In the context of the LARGE volume scenario, stabilization of axionic moduli is revisited. This includes both even and odd axions with their scalar potential being generated by F-t…

hep-th2013★ 59 cited

On Classifying the Divisor Involutions in Calabi-Yau Threefolds

Xin Gao, Pramod Shukla

In order to support the odd moduli in models of (type IIB) string compactification, we classify the Calabi-Yau threefolds with h^{1,1}<=4 which exhibit pairs of identical divisors,…