id large_stringlengths 9 16 | title large_stringlengths 1 382 | abstract large_stringlengths 3 6.09k | publish_date date32 | update_date date32 | categories large listlengths 1 13 | authors large_stringlengths 3 62.8k |
|---|---|---|---|---|---|---|
hep-th/9401153 | Nonperturbative Light-Front QCD | In this work the determination of low-energy bound states in Quantum
Chromodynamics is recast so that it is linked to a weak-coupling problem. This
allows one to approach the solution with the same techniques which solve
Quantum Electrodynamics: namely, a combination of weak-coupling diagrams and
many-body quantum mech... | 1994-01-28 | 2009-10-28 | [
"hep-th",
"hep-ph",
"nucl-th"
] | K. G. Wilson, T. Walhout, A. Harindranath, W. M. Zhang, R. J. Perry
and S. Glazek |
hep-th/9401144 | An Effective Rigid String at $\theta=\pi$ for the 3D Gauge
Theories/Ising Model | An effective sigma model describing behavior of the 3d rigid string with a
$\theta$-term at $\theta=\pi$ is proposed. It contains non-perturbative
corrections resulting from summation over different genera of the 2d surfaces.
The effective theory is the SU(2) WZW model coupled to the Nambu-Goto action.
RG analysis show... | 1994-01-28 | 2009-10-28 | [
"hep-th"
] | Jacek Pawe{\l}czyk |
hep-th/9401148 | BV and BFV Formulation of a Gauge Theory of Quadratic Lie Algebras in
2-d and a Construction of W3 Topological Gravity | The recently proposed generalized field method for solving the master
equation of Batalin and Vilkovisky is applied to a gauge theory of quadratic
Lie algebras in 2-dimensions. The charge corresponding to BRST symmetry derived
from this solution in terms of the phase space variables by using the Noether
procedure, and ... | 1994-01-28 | 2015-06-26 | [
"hep-th"
] | O.F. Dayi |
hep-th/9401139 | Target Space Duality in String Theory | A review article submitted to Physics Report: Target space duality and
discrete symmetries in string theory are reviewed in different settings. | 1994-01-27 | 2010-11-01 | [
"hep-th"
] | A. Giveon, M. Porrati and E. Rabinovici |
hep-th/9401140 | Symmetries of the Chern-Simons Theory in the Axial Gauge, Manifold with
Boundary | The field equations of the Chern-Simons theory quantized in the axial gauge
are shown to be completely determined by supersymmetry Ward identities which
express the invariance of the theory under the topological supersymmetry of
Delduc, Gieres and Sorella together with the usual Slavnov identity without
requiring any a... | 1994-01-27 | 2007-05-23 | [
"hep-th"
] | S. Emery and O. Piguet |
hep-th/9401138 | A New Class of Supersymmetric Theories | We construct a class of quantum mechanical theories which are invariant under
fermionic transformations similar to supersymmetry transformations. The
generators of the transformations in this case, however, satisfy a BRST-like
algebra. | 1994-01-27 | 2016-11-03 | [
"hep-th",
"hep-ph"
] | Ashok Das |
hep-th/9401136 | Models of Electroweak Interactions in Non-Commutative Geometry: A
Comparison | Alain Connes' construction of the standard model is based on a generalized
Dirac-Yukawa operator and the K-cycle $(\HD ,D)$, with $\HD$ a fermionic
Hilbert space. If this construction is reformulated at the level of the
differential algebra then a direct comparison with the alternative approach by
the Marseille-Mainz g... | 1994-01-27 | 2009-10-28 | [
"hep-th"
] | N.A.Papadopoulos, J.Plass, F.Scheck |
hep-th/9401137 | A Solvable 2D Quantum Gravity Model with $\GAMMA >0$ | We consider a model of discretized 2d gravity interacting with Ising spins
where phase boundaries are restricted to have minimal length and show
analytically that the critical exponent $\gamma= 1/3$ at the spin transition
point. The model captures the numerically observed behavior of standard
multiple Ising spins coupl... | 1994-01-27 | 2015-06-26 | [
"hep-th"
] | J. Ambjorn, B. Durhuus and T. Jonsson |
hep-th/9401135 | Two-Dimensional String Theory, Topological Field Theories and the
Deformed Matrix Model | In this paper the $c=1$ string theory is studied from the point of view of
topological field theories. Calculations are done for arbitrary genus. A change
in the prescription is proposed, which reproduces the results of the $1/x^2$
deformed matrix model. It is proposed that the deformed matrix model is related
to a D-s... | 1994-01-27 | 2009-10-28 | [
"hep-th"
] | Ulf H. Danielsson |
hep-th/9401122 | Abelian Chern-Simons field theory and anyon equation on a cylinder | We present the anyon equation on a cylinder and in an infinite potential wall
from the abelian Chern-Simons theory coupled to non-relativistic matter field
by obtaining the effective hamiltonian through the canonical transformation
method used for the theory on a plane and on a torus. We also give the periodic
property... | 1994-01-26 | 2007-05-23 | [
"hep-th"
] | Kyung-Hyun Cho and Chaiho Rim |
hep-th/9401127 | Poisson-Lie structures on the external algebra of $SL(2)$ and their
quantization | All possible graded Poisson-Lie structures on the external algebra of $SL(2)$
are described. We prove that differential Poisson-Lie structures prolonging the
Sklyanin brackets do not exist on $SL(2)$. There are two and only two graded
Poisson-Lie structures on $SL (2)$ and neither of them can be obtained by a
reduction... | 1994-01-26 | 2008-02-03 | [
"hep-th",
"math.QA"
] | I. Ya. Aref'eva, G. E. Arutyunov and P. B. Medvedev |
hep-th/9401131 | Pair production of black holes in a $U(1) \otimes U(1)$ theory | Charged dilaton black hole solutions have recently been found for an action
with two $U(1)$ gauge fields and a dilaton field. I investigate new exact
solutions of this theory analogous to the C-metric and Ernst solutions of
classical general relativity. The parameters in the latter solution may be
restricted so that it... | 1994-01-26 | 2014-11-18 | [
"hep-th",
"gr-qc"
] | S.F. Ross |
hep-th/9401134 | High energy scattering in 2+1 QCD | High energy scattering in 2+1 QCD is studied using the recent approach of
Verlinde and Verlinde. We calculate the color singlet part of the quark-quark
scattering exactly within this approach, and discuss some physical implication
of this result. We also demonstrate, by two independent methods, that
reggeization fails ... | 1994-01-26 | 2013-11-13 | [
"hep-th",
"hep-ph"
] | Miao Li and Chung-I Tan |
hep-th/9401126 | High Energy String Collisions in a Compact Space | When high energy strings scatter at fixed angle, their amplitudes
characteristically fall off exponentially with energy, ${\cal A} \sim \exp(-s
\times const.)$. We show that in a compact space this suppression disappears
for certain kinematic configurations. Amplitudes are power-law behaved and
therefore greatly enhanc... | 1994-01-26 | 2009-10-28 | [
"hep-th"
] | Paul F. Mende |
hep-th/9401133 | Supersymmetric Quantum Mechanics of Monopoles in N=4 Yang-Mills Theory | A supersymmetric collective coordinate expansion of the monopole solution of
$N=4$ Yang-Mills theory is performed resulting in an $N=4$ supersymmetric
quantum mechanics on the moduli space of monopole solutions. | 1994-01-26 | 2009-08-18 | [
"hep-th"
] | Julie D. Blum |
hep-th/9401132 | Quantization of pseudoclassical model of spin one relativistic particle | A consistent procedure of canonical quantization of pseudoclassical model for
spin one relativistic particle is considered. Two approaches to treat the
quantization for the massless case are discussed, the limit of the massive case
and independent quantization of a modified action. Quantum mechanics
constructed for the... | 1994-01-26 | 2015-06-26 | [
"hep-th"
] | D.M. Gitman, A.E. Gon\c{c}alves and I.V. Tyutin |
hep-th/9401128 | Generalized Statistics and Dynamics in Curved Spacetime | We consider the generalized momentum-depending quon algebra in a dynamically
evolving curved spacetime and perform a type of analysis similar to that of
J.W.Goodison and D.J.Toms. We find that, at least in principle, all kinds of
statistics may occur in some regions, i.e. phases in momentum space, depending
on Bogoliub... | 1994-01-26 | 2009-10-28 | [
"hep-th"
] | V. Bardek, S. Meljanac and A. Perica (Rudjer Boskovic Institute,
Zagreb, Croatia) |
hep-th/9401125 | A Comment on Entropy and Area | For an arbitrary quantum field in flat space with a planar boundary, an
entropy of entanglement, associated with correlations across the boundary, is
present when the field is in its vacuum state. The vacuum state of the same
quantum field appears thermal in Rindler space, with an associated thermal
entropy. We show th... | 1994-01-26 | 2008-11-26 | [
"hep-th",
"gr-qc"
] | D. Kabat and M. J. Strassler |
hep-th/9401130 | Quantum and Floer cohomology have the same ring structure | The action of the total cohomology $H^*(M)$ of the almost Kahler manifold $M$
on its Floer cohomology, int roduced originally by Floer, gives a new ring
structure on $H^*(M)$. We prove that the total cohomology space $H^* (M)$,
provided with this new ring structure, is isomorphic to the quantum cohomology
ring. As a sp... | 1994-01-26 | 2008-02-03 | [
"hep-th",
"math.AG"
] | Sergey Piunikhin |
hep-th/9401129 | The Phenomenology of Strings and Clusters in the 3-d Ising Model | We examine the geometrical and topological properties of surfaces surrounding
clusters in the 3--$d$ Ising model. For geometrical clusters at the percolation
temperature and Fortuin--Kasteleyn clusters at $T_c$, the number of surfaces of
genus $g$ and area $A$ behaves as $A^{x(g)}e^{-\mu(g)A}$, with $x$
approximately l... | 1994-01-26 | 2009-09-25 | [
"hep-th",
"cond-mat",
"hep-lat"
] | V.S. Dotsenko, G. Harris, E. Marinari, E. Martinec, M. Picco and P.
Windey |
hep-th/9401124 | The Broken Phase of the Topological Sigma model | The topological sigma model with the semi-infinite cigar-like target space
(black hole geometry) is considered. The model is shown to possess unsuppressed
instantons. The noncompactness of the moduli space of these instantons is
responsible for an unusual physics. There is a stable vacuum state in which the
vacuum ener... | 1994-01-25 | 2010-11-01 | [
"hep-th"
] | A.V. Yung |
hep-th/9401120 | A Global Analog of Cheshire Charge | It is shown that a model with a spontaneously broken global symmetry can
support defects analogous to Alice strings, and a process analogous to Cheshire
charge exchange can take place. A possible realization in superfluid He-3 is
pointed out. | 1994-01-25 | 2009-10-28 | [
"hep-th",
"cond-mat"
] | Patrick McGraw |
hep-th/9401121 | Chiral Rings and Integrable Systems for Models of Topological Gravity | (Talk given at Strings '93, Berkeley, and at XXVII. Internationales Symposium
\"uber Elementarteilchentheorie, Wendisch-Rietz, 1993) We review the
superconformal properties of matter coupled to $2d$ gravity, and $W$-extensions
thereof. We show in particular how the \nex2 structure provides a direct link
between certain... | 1994-01-25 | 2007-05-23 | [
"hep-th"
] | W. Lerche |
hep-th/9401123 | Schwinger's Method for the Massive Casimir Effect | We apply to the massive scalar field a method recently proposed by Schwinger
to calculate the Casimir effect. The method is applied with two different
regularization schemes: the Schwinger original one by means of Poisson formula
and another one by means of analytical continuation. | 1994-01-25 | 2009-10-28 | [
"hep-th"
] | M.V. Cougo-Pinto, C. Farina and A.J. Segui-Santonja |
hep-th/9401119 | Tensor products of modules for a vertex operator algebra and vertex
tensor categories | We introduce the main concepts and announce the main results in a theory of
tensor products for module categories for a vertex operator algebra. This
theory is being developed in a series of papers including hep-th 9309076 and
hep-th 9309159. The theory applies in particular to any ``rational'' vertex
operator algebra ... | 1994-01-24 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Yi-Zhi Huang and James Lepowsky |
hep-th/9401114 | General compact quantum groups, a tutorial | A tutorial introduction is given to general Hopf algebras and to general
compact quantum groups. In the definition and further treatment of compact
quantum groups C*-algebras are avoided. Contact with Woronowicz's compact
matrix quantum groups is made at a later stage. | 1994-01-24 | 2016-09-06 | [
"hep-th",
"math.OA",
"math.QA"
] | Tom H. Koornwinder |
hep-th/9401115 | Quantum Hadrondynamics in Two Dimensions | A nonlocal and nonlinear theory of hadrons, equivalent to the color singlet
sector two dimensional QCD, is constructed. The phase space space of this
theory is an infinite dimensional Grassmannian. The baryon number of QCD
corresponds to a topological invariant (`virtual rank') of the Grassmannian. It
is shown that the... | 1994-01-24 | 2015-06-26 | [
"hep-th",
"hep-ph"
] | S.G.Rajeev |
hep-th/9401116 | The critical O($N$) $\sigma$-model at dimension $2<d<4$: Hardy-Ramanujan
distribution of quasi-primary fields and a collective fusion approach | The distribution of quasiprimary fields of fixed classes characterized by
their O$(N)$ representations $Y$ and the number $p$ of vector fields from which
they are composed at $N=\infty$ in dependence on their normal dimension
$[\delta]$ is shown to obey a Hardy-Ramanujan law at leading order in a
$\frac{1}{N}$-expansio... | 1994-01-24 | 2009-10-28 | [
"hep-th"
] | Klaus Lang, Werner Ruehl |
hep-th/9401118 | Integrable open-boundary conditions for the supersymmetric t-J model.
The quantum group invariant case | We consider integrable open--boundary conditions for the supersymmetric t--J
model commuting with the number operator $n$ and $S^{z}$. Four families, each
one depending on two arbitrary parameters, are found. We find the relation
between Sklyanin's method of constructing open boundary conditions and the one
for the qua... | 1994-01-24 | 2009-10-28 | [
"hep-th"
] | A. Gonz\'alez-Ruiz |
hep-th/9401117 | Exact Yangian Symmetry in the Classical Euler-Calogero-Moser Model | We compute the $r$-matrix for the elliptic Euler-Calogero-Moser model. In the
trigonometric limit we show that the model possesses an exact Yangian symmetry. | 1994-01-24 | 2009-10-28 | [
"hep-th"
] | E. Billey, J. Avan, O. Babelon |
hep-th/9401113 | Vortices in Bogomol'nyi Limit of Einstein Maxwell Higgs Theory with or
without External Sources | The Abelian Higgs model with or without external particles is considered in
curved space. Using the dual transformation, we rewrite the model in terms of
dual gauge fields and derive the Bogomol'nyi-type bound. We examine
cylindrically symmetric solutions to Einstein equations and the first-order
Bogomol'nyi equations,... | 1994-01-24 | 2010-11-01 | [
"hep-th"
] | Chanju Kim and Yoonbai Kim |
hep-th/9401112 | q-Euclidean space and quantum group wick rotation by twisting | We study the quantum matrix algebra $R_{21}x_1x_2=x_2x_1 R$ and for the
standard $2\times 2$ case propose it for the co-ordinates of $q$-deformed
Euclidean space. The algebra in this simplest case is isomorphic to the usual
quantum matrices $M_q(2)$ but in a form which is naturally covariant under the
Euclidean rotatio... | 1994-01-23 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Shahn Majid |
hep-th/9401108 | A comment on the magical realizations of W_3 | In the process of investigating classical realizations of W_3 in terms of
free bosons, Romans unveiled a relation to finite-dimensional Jordan algebras
with a cubic norm. These algebras have been classified and consist of an
infinite series (yielding the ``generic'' realizations) and four sporadic
algebras associated t... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | J. M. Figueroa-O'Farrill |
hep-th/9401107 | Loop Equations as a Generalized Virasoro Constraints | The loop equations in the $U(N)$ lattice gauge theory are represented in the
form of constraints imposed on a generating functional for the Wilson loop
correlators. These constraints form a closed algebra with respect to
commutation. This algebra generalizes the Virasoro one, which is known to
appear in one-matrix mode... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | K.Zarembo |
hep-th/9401105 | Bosonization as Duality | We show that bosonization in two dimensions can be derived as a special case
of the duality transformations that have recently been used to good effect in
string theory. This allows the construction of the bosonic counterpart of any
fermionic theory simply by `following your nose' using the standard duality
transformat... | 1994-01-21 | 2009-10-28 | [
"hep-th",
"cond-mat",
"hep-ph"
] | C.P. Burgess and F. Quevedo |
hep-th/9401109 | The Superscattering Matrix for Two Dimensional Black Holes | A consistent Euclidean semi classical calculation is given for the
superscattering operator $\$ $ in the RST model for states with a constant flux
of energy. The $\$ $ operator is CPT invariant. There is no loss of quantum
coherence when the energy flux is less than a critical rate and complete loss
when the energy flu... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | S.W. Hawking |
hep-th/9401104 | Exact renormalization group equation and decoupling in quantum field
theory | New proves of decoupling of massive fields in several quantum field theories
are derived in the effective Lagrangian approach based on Wilson
renormalization group. In the most interesting case of gauge theories with
spontaneous symmetry breaking, the approach, combined with the quantum action
principle, leads to a rat... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | L. Girardello and A. Zaffaroni |
hep-th/9401111 | Interpretation of High Energy String Scattering in terms of String
Configurations | High energy string scattering at fixed momentum transfer, known to be
dominated by Regge trajectory exchange, is interpreted by identifying families
of string states which induce each type of trajectory exchange. These include
the usual leading trajectory $\alpha(t)=\alpha^\prime t+1$ and its daughters as
well as the `... | 1994-01-21 | 2009-12-30 | [
"hep-th"
] | Steven L. Carbon and Charles B. Thorn |
hep-th/9401106 | An analysis on the convergence of equal-time commutators and the closure
of the BRST algebra in Yang-Mills theories | In renormalizable theories, we define equal-time commutators (ETC'S) in terms
of the equal-time limit and investigate its convergence in perturbation theory.
We find that the equal-time limit vanishes for amplitudes with the effective
dimension $d_{\em eff} \leq -2$ and is finite for those with $d_{\em eff} =-1$
but wi... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | Jisuke Kubo |
hep-th/9401110 | Diffeomorphisms Versus Non Abelian Gauge Transformations: An Example of
1+1 Dimensional Gravity | We investigate the phase space of a typical model of 1+1 dimensional gravity
(Jackiw-Teitelboim model with cylindrical topology) using its reformulation as
a non abelian gauge theory based on the sl(2,R) algebra. Modifying the
conventional approach we argue that one should take the universal covering of
SL(2,R) rather ... | 1994-01-21 | 2009-10-28 | [
"hep-th"
] | P.Schaller and T.Strobl |
hep-th/9401098 | Exact Duality and Nilpotent Gauging | We obtain new duality transformations relating some exact string backgrounds,
by defining the nilpotent duality. We show that the ungauged $SL(2, R)$ WZW
model transforms by its action into the three dimensional plane wave geometry.
We also give the inverse transformation from the plane wave to the $SL(2, R)$
model and... | 1994-01-20 | 2008-11-26 | [
"hep-th"
] | Alok Kumar and Swapna Mahapatra |
hep-th/9401099 | A Renormalization Group Analysis of the NCG constraints $m_{top} =
2\,m_W}$, $m_{Higgs} = 3.14 \, m_W$ | We study the evolution under the renormalization group of the restrictions on
the parameters of the standard model coming from Non-Commutative Geometry,
namely $m_{top} = 2\,m_W$ and $m_{Higgs} = 3.14 \, m_W$. We adopt the point of
view that these relations are to be interpreted as {\it tree level} constraints
and, as ... | 1994-01-20 | 2016-08-14 | [
"hep-th",
"hep-ph"
] | E. Alvarez, J.M. Gracia-Bond\'ia and C.P. Mart\'in |
hep-th/9401103 | Quantum cohomology of partial flag manifolds | We compute the quantum cohomology rings of the partial flag manifolds
F_{n_1\cdots n_k}=U(n)/(U(n_1)\times \cdots \times U(n_k)). The inductive
computation uses the idea of Givental and Kim. Also we define a notion of the
vertical quantum cohomology ring of the algebraic bundle. For the flag bundle
F_{n_1\cdots n_k}(E)... | 1994-01-20 | 2009-10-28 | [
"hep-th",
"math.AG"
] | Alexander Astashkevich, V. Sadov |
hep-th/9401102 | Black Hole Formation and Space-Time Fluctuations in Two Dimensional
Dilaton Gravity and Complementarity | We study black hole formation in a model of two dimensional dilaton gravity
and 24 massless scalar fields with a boundary. We find the most general
boundary condition consistent with perfect reflection of matter and the
constraints. We show that in the semiclassical approximation and for the
generic value of the parame... | 1994-01-20 | 2010-11-01 | [
"hep-th"
] | Sumit R. Das and Sudipta Mukherji |
hep-th/9401100 | First Quantized Noncritical Relativistic Polyakov String | The first quantization of the relativistic Brink-DiVecchia-Howe-Polyakov
(BDHP) string in the range $1<d<25$ is considered. It is shown that using the
Polyakov sum over bordered surfaces in the Feynman path integral quantization
scheme one gets a consistent quantum mechanics of relativistic 1-dim extended
objects in th... | 1994-01-20 | 2009-10-28 | [
"hep-th"
] | Zbigniew Jask\'olski and Krzysztof A. Meissner |
hep-th/9401095 | Chirality of Knots $9_{42}$ and $10_{71}$ and Chern-Simons Theory | Upto ten crossing number, there are two knots, $9_{42}$ and $10_{71}$ whose
chirality is not detected by any of the known polynomials, namely, Jones
invariants and their two variable generalisations, HOMFLY and Kauffman
invariants. We show that the generalised knot invariants, obtained through
$SU(2)$ Chern-Simons topo... | 1994-01-20 | 2009-10-28 | [
"hep-th",
"math.QA"
] | P. Ramadevi, T. R. Govindarajan, R. K. Kaul |
hep-th/9401101 | On quasitriangular Hopf algebras related to the Borel subalgebra of
sl(2) | Explicit isomorphism is established between quasitriangular Hopf algebras
studied recently by O.Ogievetsky and by the present author. | 1994-01-20 | 2008-02-03 | [
"hep-th",
"math.QA"
] | A. A. Vladimirov |
hep-th/9401097 | Gauge Invariance in Quantum Electrodynamics | Contrary to the conventional view point of quantization that breaks the gauge
symmetry, a gauge invariant formulation of quantum electrodynamics is proposed.
Instead of fixing the gauge, some frame is chosen to yield the locally
invariant fields. We show that all the formulations, such as the Coulomb, the
axial, and th... | 1994-01-20 | 2007-05-23 | [
"hep-th"
] | Taro Kashiwa and Yasushi Takahashi |
hep-th/9401094 | Discrete Phase Transitions Associated to Topological Lattice Field
Theories in Dimension $D\ge 2$ | We investigate the neighborhood of Topological Lattice Field Theories (TLFTs)
in the parameter space of general lattice field theories in dimension $D\geq
2$, and discuss the phase structures associated to them. We first define a
volume-dependent TLFT, and discuss its decomposition to a direct sum of
irreducible TLFTs,... | 1994-01-20 | 2009-10-28 | [
"hep-th",
"gr-qc",
"hep-lat"
] | Naoki Sasakura |
hep-th/9401096 | Construction of Non-critical String Field Theory by Transfer Matrix
Formalism in Dynamical Triangulation | We propose a new method which analyzes the dynamical triangulation from the
viewpoint of the non-critical string field theory. By using the transfer matrix
formalism, we construct the non-critical string field theory (including $c>1$
cases) at the discrete level. For pure quantum gravity, we succeed in taking
the conti... | 1994-01-20 | 2009-10-28 | [
"hep-th"
] | Yoshiyuki Watabiki |
hep-th/9401087 | Poincar\'{e} series of quantum matrix bialgebras determined by a pair of
quantum spaces | The dimension of the third homogeneous component of a matrix quantum
bialgebra, determined by pair of quantum spaces, is calculated. The
Poincar\'{e} series of some deformations of $GL(n)$ is calculated. A new
deformation of $GL(3)$ with the correct dimension is given. | 1994-01-19 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Phung Ho Hai (Munich Univ.) |
hep-th/9401086 | A Bilocal Field Approach to the Large-N Expansion of Two-Dimensional
(Gauge) Theories | We consider a wide class of two-dimensional models as gauge theories,
Gross-Neveu model, $O(N)$ and $CP^{N-1}$-like models using a formalism based on
the introduction of bilocal fields that permits to perform easily the large-N
expansion of this set of models in a unified and general way. We mainly discuss
the $SU(N)$ ... | 1994-01-19 | 2015-06-26 | [
"hep-th"
] | M. Cavicchi |
hep-th/9401090 | Effective Interactions of Planar Fermions in a Strong Magnetic Field-the
Effect of Landau Level Mixing | We obtain expressions for the current operator in the lowest Landau level
(L.L.L.) field theory, where higher Landau level mixing due to various external
and interparticle interactions is sytematically taken into account. We consider
the current operators in the presence of electromagnetic interactions, both
Coulomb an... | 1994-01-19 | 2015-06-26 | [
"hep-th",
"cond-mat"
] | Rashmi Ray and Gil Gat |
hep-th/9401092 | The spectrum of the Dirac operator near zero virtuality for $N_c = 2$ | We study the spectrum of the QCD Dirac operator near zero virtuality for $N_c
=2$. According to a universality argument, it can be described by a random
matrix theory with the chiral structure of QCD, but with $real$ matrix
elements. Using results derived by Mehta and Mahoux and Nagao and Wadati, we
are able to obtain ... | 1994-01-19 | 2009-10-28 | [
"hep-th"
] | Jacobus Verbaarschot |
hep-th/9401085 | Quantum Groups on Fibre Bundles | It is shown that the principle of locality and noncommutative geometry can be
connnected by a sheaf theoretical method. In this framework quantum spaces are
introduced and examples in mathematical physics are given. With the language of
quantum spaces noncommutative principal and vector bundles are defined and
their pr... | 1994-01-19 | 2008-11-26 | [
"hep-th",
"math.QA"
] | Markus J. Pflaum |
hep-th/9401088 | Spin Content of the Quantum Soliton | The classical soliton solution, quantized by means of suitable translational
and rotational collective coordinates, is embedded into the one-particle
irreductible representation of the Poincare group corresponding to a definite
spin. It is shown, that within the conventional quasiclassical expansion such
embedding lead... | 1994-01-19 | 2009-10-28 | [
"hep-th"
] | A. Dubikovsky and K. Sveshnikov |
hep-th/9401089 | Decoupling of Translational and Rotational Modes for a Quantum Soliton | A set of integral relations for rotational and translational zero modes in
the vicinity of the soliton solution are derived from the particle-like
properties of the latter and verified for a number of models (solitons in
1+1-dimensions, skyrmeons in 2+1- and 3+1-dimensions, non-abelian monopoles).
It is shown, that by ... | 1994-01-19 | 2007-05-23 | [
"hep-th"
] | A. Dubikovsky and K. Sveshnikov |
hep-th/9401091 | New N=4 Superfields and Sigma-models | In this note, we construct new representations of D=2, N=4 supersymmetry
which do not involve chiral or twisted chiral multiplets. These multiplets may
make it possible to circumvent no-go theorems about N=4 superspace formulations
of WZWN-models. | 1994-01-19 | 2009-10-28 | [
"hep-th"
] | I.T. Ivanov, U. Lindstrom and M. Rocek |
hep-th/9401093 | Area-preserving diffeomorphisms, W_{\infty} and $U_{q}(sl(2)) in
Chern-Simons theory and Quantum Hall system | We discuss a quantum \qa symmetry in Landau problem, which naturally arises
due to the relation between the \qa and the group of magnetic translations. The
last one is connected with the \w and area-preserving (symplectic)
diffeomorphisms which are the canonical transformations in the two-dimenssional
phase space. We s... | 1994-01-19 | 2011-07-19 | [
"hep-th",
"cond-mat"
] | Ian I. Kogan |
hep-th/9401083 | On the Symmetries of Hamiltonian Systems | In this paper we show how the well-know local symmetries of Lagrangeans
systems, and in particular the diffeomorphism invariance, emerge in the
Hamiltonian formulation. We show that only the constraints which are linear in
the momenta generate transformations which correspond to symmetries of the
corresponding Lagrange... | 1994-01-18 | 2010-11-01 | [
"hep-th",
"nlin.SI",
"solv-int"
] | V. Mukhanov and A. Wipf |
hep-th/9401082 | WBase: a C package to reduce tensor products of Lie algebra
representations | It is nearly twenty years that there exist computer programs to reduce
products of Lie algebra irreps. This is a contribution in the field that uses a
modern computer language (``C'') in a highly structured and object-oriented
way. This gives the benefits of high portability, efficiency, and makes it
easier to include ... | 1994-01-18 | 2009-10-28 | [
"hep-th",
"math.RT"
] | A. Candiello |
hep-th/9401081 | Black Hole Evaporation and Quantum Gravity | In this note we consider some consequences of quantum gravity on the process
of black hole evaporation. In particular, we will explain the suggestion by 't
Hooft that quantum gravitational interactions effectively exclude simultaneous
measurements of the Hawking radiation and of the matter falling into the black
hole. ... | 1994-01-18 | 2007-05-23 | [
"hep-th"
] | K. Schoutens, E. Verlinde and H. Verlinde |
hep-th/9401084 | On the Algebraic--Geometrical Solutions of the sine--Gordon Equation | We examine the relation between two known classes of solutions of the
sine--Gordon equation, which are expressed by theta functions on hyperelliptic
Riemann surfaces. The first one is a consequence of the Fay's trisecant
identity. The second class exists only for odd genus hyperelliptic Riemann
surfaces which admit a f... | 1994-01-18 | 2009-10-28 | [
"hep-th"
] | R. Paunov |
hep-th/9401080 | Generic solutions for some integrable lattice equations | We derive the expressions for $\psi$-functions and generic solutions of
lattice principal chiral equations, lattice KP hierarchy and hierarchy
including lattice N-wave type equations. $\tau$-function of $n$ free fermions
plays fundamental role in this context. Miwa's coordinates in our case appear
as the lattice parame... | 1994-01-17 | 2009-10-28 | [
"hep-th",
"nlin.SI",
"solv-int"
] | L.V. Bogdanov (International Institute for Nonlinear Sciences, the
Russian branch) |
hep-th/9401079 | Mini-Instantons | It is shown that the inhomogeneous saddle points of scale invariant theories
make the semiclassical expansion sensitive on the choice of non-renormalizable
operators. In particular, the instanton fugacity and the beta function of the
two dimensional non-linear sigma model depends on apparently non-renormalizable
operat... | 1994-01-17 | 2007-05-23 | [
"hep-th"
] | Vincenzo Branchina and Janos Polonyi |
hep-th/9401076 | Tetrahedron equation and the algebraic geometry | The tetrahedron equation arises as a generalization of the famous
Yang--Baxter equation to the 2+1-dimensional quantum field theory and the
3-dimensional statistical mechanics. Very little is still known about its
solutions. Here a systematic method is described that does produce non-trivial
solutions to the tetrahedro... | 1994-01-17 | 2008-02-03 | [
"hep-th",
"gr-qc",
"math.AG"
] | I. G. Korepanov |
hep-th/9401078 | The Quantum Spectrum of the Conserved Charges in Affine Toda Theories | The exact eigenvalues of the infinite set of conserved charges on the
multi-particle states in affine Toda theories are determined. This is done by
constructing a free field realization of the Zamolodchikov-Faddeev algebra in
which the conserved charges are realized as derivative operators. The resulting
eigenvalues ar... | 1994-01-17 | 2009-10-28 | [
"hep-th"
] | M.R. Niedermaier |
hep-th/9401077 | Basic Representations of A_{2l}^(2) and D_{l+1}^(2) and the Polynomial
Solutions to the Reduced BKP Hierarchies | Basic representations of A_{2l}^(2) and D_{l+1}^(2) are studied. The weight
vectors are represented in terms of Schur's $Q$-functions. The method to get
the polynomial solutions to the reduced BKP hierarchies is shown to be
equivalent to a certain rule in Maya game. | 1994-01-17 | 2009-10-28 | [
"hep-th"
] | Tatsuhiro Nakajima and Hirofumi Yamada (Tokyo Metropolitan U.) |
hep-th/9401075 | An Infinite Dimensional Symmetry Algebra in String Theory | Symmetry transformations of the space-time fields of string theory are
generated by certain similarity transformations of the stress-tensor of the
associated conformal field theories. This observation is complicated by the
fact that, as we explain, many of the operators we habitually use in string
theory (such as verti... | 1994-01-15 | 2011-07-19 | [
"hep-th"
] | Mark Evans, Ioannis Giannakis and D. V. Nanopoulos |
hep-th/9401070 | Black Hole Entropy in Canonical Quantum Gravity and Superstring Theory | In this paper the entropy of an eternal Schwarzschild black hole is studied
in the limit of infinite black hole mass. The problem is addressed from the
point of view of both canonical quantum gravity and superstring theory. The
entropy per unit area of a free scalar field propagating in a fixed black hole
background is... | 1994-01-15 | 2009-10-07 | [
"hep-th",
"gr-qc"
] | L. Susskind and J. Uglum |
hep-th/9401063 | Ordering, symbols, and finite-dimensional approximations of path
integrals | We derive general form of finite-dimensional approximations of path integrals
for both bosonic and fermionic canonical systems in terms of symbols of
operators determined by operator ordering. We argue that for a system with a
given quantum Hamiltonian such approximations are independent of the type of
symbols up to te... | 1994-01-14 | 2009-10-28 | [
"hep-th",
"hep-lat"
] | T. Kashiwa, S. Sakoda, S. V. Zenkin |
hep-th/9401069 | The String Dilaton and a Least Coupling Principle | It is pointed out that string-loop modifications of the low-energy matter
couplings of the dilaton may provide a mechanism for fixing the vacuum
expectation value of a massless dilaton in a way which is naturally compatible
with existing experimental data. Under a certain assumption of universality of
the dilaton coupl... | 1994-01-14 | 2011-05-05 | [
"hep-th"
] | T. Damour and A. M. Polyakov |
hep-th/9401067 | Visualizing 2D Quantum Field Theory: Geometry and Informatics of
Mobilevision | This article is devoted to some interesting geometric and informatic
interpretations of peculiarities of 2D quantum field theory, which become re-
vealed after its visualization. Contents.
I. Geometry of Mobilevision:
1.1. Interpretational geometry and anomalous virtual realities;
1.2. Quantum projective field th... | 1994-01-14 | 2008-02-03 | [
"hep-th",
"adap-org",
"nlin.AO",
"nlin.PS",
"patt-sol"
] | D. Juriev (Yur'ev; Mathematical Division, Research Institute for
System Studies of Russian Academy of Sciences, Moscow, Russia) |
hep-th/9401072 | On Geometric Entropy | We show that a geometrical notion of entropy, definable in flat space,
governs the first quantum correction to the Bekenstein-Hawking black hole
entropy. We describe two methods for calculating this entropy -- a
straightforward Hamiltonian approach, and a less direct but more powerful
Euclidean (heat kernel) method. Th... | 1994-01-14 | 2016-09-06 | [
"hep-th"
] | Curtin Callan and Frank Wilczek |
hep-th/9401074 | Spinning Particles, Braid Groups and Solitons | We develop general techniques for computing the fundamental group of the
configuration space of $n$ identical particles, possessing a generic internal
structure, moving on a manifold $M$. This group generalizes the $n$-string
braid group of $M$ which is the relevant object for structureless particles. In
particular, we... | 1994-01-14 | 2009-10-28 | [
"hep-th"
] | Lee Brekke, Michael J. Dugan and Tom D. Imbo |
hep-th/9401068 | Diffeomorphisms of the Klein Bottle and Projective Plane | We calculate the Riemann curvature tensor and sectional curvature for the Lie
group of volume-preserving diffeomorphisms of the Klein bottle and projective
plane. In particular, we investigate the sign of the sectional curvature, and
find a possible disagreement with a theorem of Lukatskii. We suggest an
amendment to t... | 1994-01-14 | 2008-02-03 | [
"hep-th",
"funct-an",
"math.DG"
] | J. S. Apps and J. S. Dowker |
hep-th/9401062 | Generalized Two-Dimensional QCD | We study two-dimensional gauge theories with fundamental fermions and a
general first order gauge-field Lagrangian. For the case of U(1) we show how
standard bosonization of the Schwinger model generalizes to give mesons
interacting through a general Landau-Ginzburg potential. We then show how for a
subclass of SU(N) t... | 1994-01-14 | 2009-10-28 | [
"hep-th"
] | Michael R. Douglas (Rutgers), Keke Li (IAS) and Matthias Staudacher
(ENS) |
hep-th/9401066 | A Simple Lattice Version of the Nonlinear Schrodinger Equation and its
Deformation with Exact Quantum Solution | A lattice version of quantum nonlinear Schrodinger (NLS) equation is
considered, which has significantly simple form and fullfils most of the
criteria desirable for such lattice variants of field models. Unlike most of
the known lattice NLS, the present model belongs to a class which does not
exhibit the usual symmetry... | 1994-01-14 | 2009-10-28 | [
"hep-th"
] | A Kundu and Orlando Ragnisco |
hep-th/9401065 | Conformal symmetry of the coupled Chern-Simons and gauged nonlinear
Schr\"odinger equations | The non-relativistic conformal symmetry found by Jackiw and Pi for the
coupled Chern-Simons and gauged nonlinear Schr\"odinger equations in the plane
is derived in a non-relativistic Kaluza-Klein framework. | 1994-01-14 | 2011-07-19 | [
"hep-th"
] | C. Duval, P.A. Horvathy and L. Palla |
hep-th/9401061 | A Contribution of the Trivial Connection to Jones Polynomial and
Witten's Invariant of 3d Manifolds I | We use the Chern-Simons quantum field theory in order to prove a recently
conjectured limitation on the 1/K expansion of the Jones polynomial of a knot
and its relation to the Alexander polynomial. This limitation allows us to
derive a surgery formula for the loop corrections to the contribution of the
trivial connecti... | 1994-01-14 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Lev Rozansky |
hep-th/9401073 | Some Comments on QCD String | We try to draw lessons for higher dimensions from the string representations
recently derived for large $N$ Yang-Mills theory by Gross and Taylor, Kostov,
and others, and call attention to three characteristics that should be expected
of a string theory precisely equivalent to a higher dimensional gauge theory:
continu... | 1994-01-14 | 2007-05-23 | [
"hep-th"
] | Michael R. Douglas (Rutgers) |
hep-th/9401071 | Fermion number non-conservation and gravity | It is shown that in the Einstein-Yang-Mills (EYM) theory, as well as in the
pure flat space Yang-Mills (YM) theory, there always exists an opportunity to
pass over the potential barrier separating homotopically distinct vacuum
sectors, because the barrier height may be arbitrarily small. However, at low
energies all th... | 1994-01-14 | 2009-09-25 | [
"hep-th",
"gr-qc"
] | Mikhail S.Volkov |
hep-th/9401064 | Minimal String Model in $Z_4$, $Z_6$ and $Z_8$ Orbifold Constructions | We examine whether a minimal string model possessing the same massless
spectra as the MSSM can be obtained from $Z_4$, $Z_6$ and $Z_8$ orbifold
constructions. Using an anomaly cancellation condition of the target space
duality symmetry, we derive allowable values of a level $k_1$ of U(1)$_Y$ for
the minimal string mode... | 1994-01-14 | 2008-02-03 | [
"hep-th"
] | H.Kawabe, T.Kobayashi and N.Ohtsubo |
hep-th/9401060 | Witten's Invariant of 3-Dimensional Manifolds: Loop Expansion and
Surgery Calculus | We review two different methods of calculating Witten's invariant: a
stationary phase approximation and a surgery calculus. We give a detailed
description of the 1-loop approximation formula for Witten's invariant and of
the technics involved in deriving its exact value through a surgery
construction of a manifold. Fin... | 1994-01-14 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Lev Rozansky |
hep-th/9401057 | Renormalization-Group Improved Effective Potential for Interacting
Theories with Several Mass Scales in Curved Spacetime | The renormalization group (RG) is used in order to obtain the RG improved
effective potential in curved spacetime. This potential is explicitly
calculated for the Yukawa model and for scalar electrodynamics, i.e. theories
with several (namely, more than one) mass scales, in a space of constant
curvature. Using the $\la... | 1994-01-13 | 2009-09-17 | [
"hep-th"
] | E. Elizalde and S.D. Odintsov |
hep-th/9401059 | The spectrum of the QCD Dirac operator and chiral random matrix theory:
the threefold way | We argue that the spectrum of the QCD Dirac operator near zero virtuality can
be described by random matrix theory. As in the case of classical random matrix
ensembles of Dyson we have three distinct classes: the chiral orthogonal
ensemble (chGOE), the chiral unitary ensemble (chGUE) and the chiral symplectic
ensemble ... | 1994-01-13 | 2011-07-18 | [
"hep-th"
] | Jacobus Verbaarschot |
hep-th/9401054 | On the quantisation of the angular momentum | When a hydrogen-like atom is treated as a two dimensional system whose
configuration space is multiply connected, then in order to obtain the same
energy spectrum as in the Bohr model the angular momentum must be
half-integral. | 1994-01-13 | 2009-10-28 | [
"hep-th"
] | Vu B Ho |
hep-th/9401055 | On a geometric derivation of Witten's identity for Chern-Simons theory | We present a formal but simple calculational scheme to relate the expectation
value of Wilson loops in Chern-Simons theory to the Jones polynomial. We
consider the exponential of the generator of homotopy transformations which
produces the finite loop deformations that define the crossing change formulas
of knot polyno... | 1994-01-13 | 2007-05-23 | [
"hep-th"
] | Bernd Bruegmann |
hep-th/9401058 | Hamiltonian Structures of the Multi-Boson KP Hierarchies, Abelianization
and Lattice Formulation | We present a new form of the multi-boson reduction of KP hierarchy with Lax
operator written in terms of boson fields abelianizing the second Hamiltonian
structure. This extends the classical Miura transformation and the
Kupershmidt-Wilson theorem from the (m)KdV to the KP case. A remarkable
relationship is uncovered b... | 1994-01-13 | 2009-10-28 | [
"hep-th"
] | H. Aratyn, E. Nissimov and S. Pacheva |
hep-th/9401056 | Chiral Symmetry Breaking in the $d=3$ Nambu-Jona-Lasinio Model in Curved
Spacetime | The phase structure of the $d=3$ Nambu-Jona-Lasinio model in curved spacetime
is considered to leading order in the $1/N$--expansion and in the linear
curvature approximation. The possibility of a curvature-induced first-order
phase transition is investigated numerically. The dynamically generated
fermionic mass is cal... | 1994-01-13 | 2009-09-25 | [
"hep-th"
] | E. Elizalde, S.D. Odintsov and Yu.I. Shil'nov |
hep-th/9401047 | Octonions and Binocular Mobilevision | This paper is devoted to an interaction of 2 objects: the 1st of them is
octonions, the classical structure of pure mathematics, the 2nd one is
Mobilevision, the recently developped technique of computer graphics. Namely,
it is shown that the binocular Mobilevision maybe elaborated by use of the
octonionic colour space... | 1994-01-12 | 2016-09-06 | [
"hep-th",
"adap-org",
"nlin.AO"
] | Denis Juriev (Yur'ev, Mathematical Division, Research Institute for
System Studies of Russian Academy of Sciences, Moscow) |
hep-th/9401049 | Dynamical r-matrices and Separation of Variables: The Generalised
Calogero-Moser Model | A generalisation of the classical Calogero-Moser model obtained by coupling
it to the Gaudin model is considered. The recently found classical dynamical
r-matrix [E. Billey, J. Avan and O. Babelon, PAR LPTHE 93-55] for the
Euler-Calogero-Moser model is used to separate variables for this generalised
Calogero-Moser mode... | 1994-01-12 | 2009-10-28 | [
"hep-th",
"nlin.SI",
"solv-int"
] | Tomasz Brzezinski |
hep-th/9401045 | A Lower Estimate for the Modified Steiner Functional | We prove inequality (1) for the modified Steiner functional A(M), which
extends the notion of the integral of mean curvature for convex surfaces.We
also establish an exression for A(M) in terms of an integral over all
hyperplanes intersecting the polyhedralral surface M. | 1994-01-12 | 2009-10-28 | [
"hep-th"
] | G.K. Savvidy and R. Schneider |
hep-th/9401048 | A Left-Right Symmetric Model a la Connes-Lott | We present a left-right symmetric model with gauge group $U(@)_L\times
U(@)_R$ in the Connes-Lott non-commutative frame work. Its gauge symmetry is
broken spontaneously, parity remains unbroken. | 1994-01-12 | 2009-10-28 | [
"hep-th"
] | Bruno Iochum, Thomas Schucker |
hep-th/9401046 | Subtleties in QCD theory in Two Dimensions | It is shown that in a formulation of Yang-Mills theory in two dimensions in
terms of $A=if^{-1}\pa f$, $\bar A=i\bar f\bpa\bar f^{-1}$ with $f(z,\bar z)$,
$\bar f(z,\bar z)\in[SU(N_C)]^c$ the complexification of $SU(N_C)$ , reveals
certain subtleties. ``Physical" massive color singlet states seem to exist.
When coupled... | 1994-01-12 | 2008-12-18 | [
"hep-th",
"hep-ph"
] | Y. Frishman, A. Hanany and J. Sonnenschein |
hep-th/9401053 | Nonrenormalization Theorem for Gauge Coupling in 2+1D | We prove that $\be$-function of the gauge coupling in $2+1D$ gauge theory
coupled to any renormalizable system of spinor and scalar fields is zero. This
result holds both when the gauge field action is the Chern-Simons action and
when it is the topologically massive action. | 1994-01-12 | 2015-06-26 | [
"hep-th"
] | A.N.Kapustin, P.I.Pronin |
hep-th/9401051 | A consistent derivation of the quark--antiquark and three quark
potentials in a Wilson loop context | In this paper we give a new derivation of the quark-antiquark potential in
the Wilson loop context. This makes more explicit the approximations involved
and enables an immediate extension to the three-quark case. In the
$q\overline{q}$ case we find the same semirelativistic potential obtained in
preceding papers but fo... | 1994-01-12 | 2009-10-28 | [
"hep-th"
] | N. Brambilla, P.Consoli and G.M. Prosperi |
hep-th/9401050 | Universal R-Matrix of Reductive Lie Algebras | The aim of the paper is to build a universal R-matrix for the multiparameter
deformation of any reductive Lie algebra. Such deformations, formulated in the
recent past by Truini and Varadarajan, have the property of universality in a
certain class and are shown by the present paper to be quasitriangular Hopf
algebras. ... | 1994-01-12 | 2008-02-03 | [
"hep-th",
"math.QA"
] | A. Kundu and P. Truini |
hep-th/9401052 | The spectrum and solutions of the generalized BFKL equation for total
cross section | The colour dipole cross section is the principal quantity in the lightcone
$s$-channel description of the diffractive scattering. Recently we have shown
that the dipole cross section satisfies the generalized BFKL equation. In this
paper we discuss properties and solutions of our generalized BFKL equation with
allowanc... | 1994-01-12 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | N.N. Nikolaev (1,2), B.G. Zakharov (1,2) and V.R.Zoller (1,3) ((1)
IKP(Theorie), KFA Juelich, Juelich, Germany, (2) L. D. Landau Institute for
Theoretical Physics, Moscow, Russia, (3) Institute for Theoretical and
Experimental Physics, Moscow, Russia) |
hep-th/9401044 | Symmetries and Mass Splittings in QCD$_2$ Coupled to Adjoint Fermions | Two dimensional QCD coupled to fermions in the adjoint representation of the
gauge group $SU(N)$, a useful toy model of QCD strings, is supersymmetric for a
certain ratio of quark mass and gauge coupling constant. Here we study the
theory in the vicinity of the supersymmetric point; in particular we exhibit
the algebra... | 1994-01-11 | 2009-10-28 | [
"hep-th"
] | Joshua Boorstein and David Kutasov |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.