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/9404125 | $~N=2$~ Superstring Theory Generates Supersymmetric Chern-Simons
Theories | Abstrct: We show that the action of self-dual supersymmetric Yang-Mills
theory in four-dimensions, which describes the consistent massless background
fields for $~N=2$~ superstring, generates the actions for $~N=1$~ and $~N=2$~
supersymmetric non-Abelian Chern-Simons theories in three-dimensions after
appropriate dimen... | 1994-04-20 | 2015-06-26 | [
"hep-th"
] | Hitoshi Nishino |
hep-th/9404122 | A trial to find an elliptic quantum algebra for $sl_2$ using the
Heisenberg and Clifford algebra | A Heisenberg-Clifford realization of a deformed $U(sl_{2})$ by two parameters
$p$ and $q$ is discussed. The commutation relations for this deformed algebra
have interesting connection with the theta functions. | 1994-04-20 | 2015-06-26 | [
"hep-th"
] | Jun'ichi Shiraishi |
hep-th/9404123 | Time Measurement in Quantum Gravity | We discuss time measurement in quantum gravity. Using general relativity for
large distances and the uncertainty principle we find a minimum time interval
of the order of the Planck time, therefore the uncertainty in time measurment
is bounded from below. | 1994-04-20 | 2009-10-28 | [
"hep-th"
] | N.Itzhaki |
hep-th/9404116 | On State Counting and Characters | We outline the relationship between the thermodynamic densities and
quasi-particle descriptions of spectra of RSOS models with an underlying Bethe
equation. We use this to prove completeness of states in some cases and then
give an algorithm for the construction of branching functions of their emergent
conformal field ... | 1994-04-19 | 2015-06-26 | [
"hep-th"
] | Srinandan Dasmahapatra |
hep-th/9404114 | Superstring Gravitational Wave Backgrounds with Spacetime Supersymmetry | We analyse the stringy gravitational wave background based on the current
algebra $E^{c}_{2}$. We determine its exact spectrum and construct the modular
invariant vacuum energy. The corresponding N=1 extension is also constructed.
The algebra is again mapped to free bosons and fermions and we show that this
background ... | 1994-04-19 | 2009-10-07 | [
"hep-th",
"astro-ph",
"gr-qc"
] | E. Kiritsis, C. Kounnas and D. Luest |
hep-th/9404120 | Polynomial SUSY in Quantum Mechanics and Second Derivative Darboux
Transformation | We give the classification of second-order polynomial SUSY Quantum Mechanics
in one and two dimensions. The particular attention is paid to the irreducible
supercharges which cannot be built by repetition of ordinary Darboux
transformations. In two dimensions it is found that the binomial superalgebra
leads to the dyna... | 1994-04-19 | 2009-10-28 | [
"hep-th"
] | A.A.Andrianov, M.V.Ioffe and D.N.Nishnianidze |
hep-th/9404110 | Quantum Group Sheaf and Quantum Manifolds | The problem of introducing a dependence of elements of quantum group on
classical parameters is considered. It is suggested to interpret a homomorphism
from the algebra of functions on quantum group to the algebra of sections of a
sheaf of algebras on a classical manifold as describing such a dependence. It
is argued t... | 1994-04-19 | 2008-02-03 | [
"hep-th",
"math.QA"
] | I. Volovich |
hep-th/9404117 | Variational Formulation of Linear Time-Dependent Invariants | It is shown that linear time-dependent invariants for arbitrary
multi\-dimensional quadratic systems can be obtained from the Lagrangian and
Hamiltonian formulation procedures by considering a variation of coordinates
and momenta that follows the classical trajectory and defines a noetherian
symmetry transformation. | 1994-04-19 | 2007-05-23 | [
"hep-th"
] | O. Casta\~nos, R. L\'opez-Pe\~na and V.I. Man'ko |
hep-th/9404115 | Topological Matter in Four Dimensions | Topological models involving matter couplings to Donaldson-Witten theory are
presented. The construction is carried using both, the topological algebra and
its central extension, which arise from the twisting of $N=2$ supersymmetry in
four dimensions. The framework in which the construction is based is
constituted by t... | 1994-04-19 | 2009-10-28 | [
"hep-th"
] | M. Alvarez and J.M.F. Labastida |
hep-th/9404111 | $N$-Dimensional Representations of the Braid Groups $B_{N}$ | In this note, a new class of representations of the braid groups $B_{N}$ is
constructed. It is proved that those representations contain three kinds of
irreducible representations: the trivial (identity) one, the Burau one, and an
$N$-dimensional one. The explicit form of the $N$-dimensional irreducible
representation ... | 1994-04-19 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Dian-Min Tong, Shan-De Yang (Jilin University, China) and Zhong-Qi Ma
(Institute of High Energy Physics, Beijing) |
hep-th/9404113 | Unifying W-Algebras | We show that quantum Casimir W-algebras truncate at degenerate values of the
central charge c to a smaller algebra if the rank is high enough: Choosing a
suitable parametrization of the central charge in terms of the rank of the
underlying simple Lie algebra, the field content does not change with the rank
of the Casim... | 1994-04-19 | 2009-10-28 | [
"hep-th"
] | R. Blumenhagen, W. Eholzer, A. Honecker, K. Hornfeck, R. Huebel |
hep-th/9404112 | Discrete differential calculus, graphs, topologies and gauge theory | Differential calculus on discrete sets is developed in the spirit of
noncommutative geometry. Any differential algebra on a discrete set can be
regarded as a `reduction' of the `universal differential algebra' and this
allows a systematic exploration of differential algebras on a given set.
Associated with a differenti... | 1994-04-19 | 2009-10-28 | [
"hep-th",
"gr-qc",
"math.QA"
] | A. Dimakis and F. M\"uller-Hoissen |
hep-th/9404105 | Bicovariant Differential Geometry of the Quantum Group $SL_h(2)$ | There are only two quantum group structures on the space of two by two
unimodular matrices, these are the $SL_q(2)$ and the $SL_h(2)$ [9-13] quantum
groups. One can not construct a differential geometry on $ SL_q(2)$, which at
the same time is bicovariant, has three generators, and satisfies the Liebnitz
rule. We show ... | 1994-04-18 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Vahid Karimipour (Sharif University of Technology, Tehran, Iran) |
hep-th/9404107 | Spin Transmutation in (2+1) Dimensions | We study a relativistic anyon model with a spin-$j$ matter field minimally
coupled to a statistical gauge potential governed by the Chern-Simons dynamics
with a statistical parameter $\alpha$. A spin and statistics transmutation is
shown in terms of a continuous random walk method. An integer or
odd-half-integer part o... | 1994-04-18 | 2008-11-26 | [
"hep-th",
"cond-mat"
] | Wei Chen (U of North Carolina, Chapel Hill) and Chigak Itoi (Nihon U) |
hep-th/9404102 | Effective actions of local composite operators --- case of $\varphi^4$
theory, itinerant electron model, and QED | A compact graph rule for the effective action $\Gamma[\phi]$ of a local
composite operator is given in this paper. This long-standing problem of
obtaining $\Gamma[\phi]$ in this case is solved directly without using the
auxiliary field. The rule is first deduced with help of the inversion method,
which is a technique f... | 1994-04-18 | 2015-06-26 | [
"hep-th",
"cond-mat"
] | K. Okumura |
hep-th/9404108 | Affine Toda field theory on a half line | The question of the integrability of real-coupling affine toda field theory
on a half-line is addressed. It is found, by examining low-spin conserved
charges, that the boundary conditions preserving integrability are strongly
constrained. In particular, for the $a_n\ (n>1)$ series of models there can be
no free paramet... | 1994-04-18 | 2009-10-28 | [
"hep-th"
] | E. Corrigan, P.E. Dorey, R.H. Rietdijk, R. Sasaki |
hep-th/9404106 | Electromagnetic Fields in a Thermal Background | The one--loop effective action for a slowly varying electromagnetic field is
computed at finite temperature and density using a real-time formalism. We
discuss the gauge invariance of the result. Corrections to the Debye mass from
an electric field are computed at high temperature and high density. The
effective coupli... | 1994-04-18 | 2009-10-28 | [
"hep-th"
] | Per Elmfors and Bo-Sture Skagerstam |
hep-th/9404104 | Single-Particle Density of States for the Aharonov-Bohm Potential and
Instability of Matter with Anomalous Magnetic Moment in 2+1 Dimensions | In the nonrelativistic case we find that whenever the relation $mc^2/e^2
<X(\al,g_m)$ is satisfied, where $\al$ is a flux in the units of the flux
quantum, $g_m$ is magnetic moment, and $X(\al,g_m)$ is some function that is
nonzero only for $g_m>2$ (note that $g_m=2.00232$ for the electron), then the
matter is unstable... | 1994-04-18 | 2008-02-03 | [
"hep-th",
"cond-mat"
] | Alexander MOROZ |
hep-th/9404109 | Constrained Topological Gravity from Twisted N=2 Liouville Theory | In this paper we show that there exists a new class of topological field
theories, whose correlators are intersection numbers of cohomology classes in a
constrained moduli space. Our specific example is a formulation of 2D
topological gravity. The constrained moduli-space is the Poincare' dual of the
top Chern-class of... | 1994-04-18 | 2009-10-28 | [
"hep-th"
] | D. Anselmi, P. Fre', L. Girardello and P. Soriani |
hep-th/9404103 | The Algebra of Chern-Simons Classes and the Poisson Bracket on it | Developing ideas based on combinatorial formulas for characteristic classes
we introduce the algebra modeling secondary characteristic classes associated
to $N$ connections. Certain elements of the algebra correspond to the ordinary
and secondary characteristic classes.That construction allows us to give easily
the exp... | 1994-04-18 | 2008-02-03 | [
"hep-th",
"alg-geom",
"math.QA"
] | I. M. Gel'fand, M. M. Smirnov |
hep-th/9404101 | Chern-Simons Gauge Theory on Orbifolds: Open Strings from Three
Dimensions | Chern-Simons gauge theory is formulated on three dimensional $Z_2$ orbifolds.
The locus of singular points on a given orbifold is equivalent to a link of
Wilson lines. This allows one to reduce any correlation function on orbifolds
to a sum of more complicated correlation functions in the simpler theory on
manifolds. C... | 1994-04-17 | 2009-12-15 | [
"hep-th",
"cond-mat"
] | Petr Horava |
hep-th/9404100 | Incompatibility of Self-Charge Conjugation with Helicity Eigenstates and
Gauge Interactions | In this essay, an {\it ab initio} study of the self/anti-self charge
conjugate $(1/2,\,0)\oplus(0,\,1/2)$ representation space is presented.
Incompatibility of self/anti-self charge conjugation with helicity eigenstates
and gauge interactions is demonstrated. Parity violation is seen as an
intrinsic part of the self/an... | 1994-04-16 | 2007-05-23 | [
"hep-th",
"hep-ph"
] | Dharam V. Ahluwalia |
hep-th/9404090 | $W_{1+\infty}, Similarity Transformation and Interplay Between Integer
and Fractional Quantum Hall Effect | We consider non-unitary similarity transformation, interconnecting the
$W_{1+\infty}$ algebra representations for the fractional $\nu=\frac{1}{2p+1}$
and integer $\nu=1$ filling fractions. This transformation corresponds to the
introduction of the complex abelian Chern-Simons gauge potentials, in terms of
which the fie... | 1994-04-15 | 2008-02-03 | [
"hep-th"
] | M.Eliashvili |
hep-th/9404097 | Reality of Complex Affine Toda Solitons | There are infinitely many topological solitons in any given complex affine
Toda theories and most of them have complex energy density. When we require the
energy density of the solitons to be real, we find that the reality condition
is related to a simple ``pairing condition.'' Unfortunately, rather few soliton
solutio... | 1994-04-15 | 2008-11-26 | [
"hep-th"
] | Z. Zhu and D. G. Caldi |
hep-th/9404088 | Dynamical Mass Generation for Non-Abelian Gauge Fields without the Higgs | We present an alternative to the Higgs mechanism to generate masses for
non-abelian gauge fields in (3+1)-dimensions. The initial Lagrangian is
composed of a fermion with current-current and dipole-dipole type
self-interactions minimally coupled to non-abelian gauge fields. The mass
generation occurs upon the fermionic... | 1994-04-15 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Didier Caenepeel and Martin Leblanc |
hep-th/9404098 | Sigma Models in (4,4) Harmonic Superspace | We define basics of $(4,4)\;\; 2D$ harmonic superspace with two independent
sets of $SU(2)$ harmonic variables and apply it to construct new superfield
actions of $(4,4)$ supersymmetric two-dimensional sigma models with torsion and
mutually commuting left and right complex structures, as well as of their
massive deform... | 1994-04-15 | 2009-10-28 | [
"hep-th"
] | E. Ivanov and A. Sutulin |
hep-th/9404091 | On Super-Liouville Operator Constructions | We review the construction of field operators of the N=1 supersymmetric
Liouville theory in terms of the components of a quantized free superfield. | 1994-04-15 | 2007-05-23 | [
"hep-th"
] | H.-J.Otto |
hep-th/9404092 | Dynamical Topology Change in String Theory | Exact string solutions are presented, providing backgrounds where a dynamical
change of topology is occuring. This is induced by the time variation of a
modulus field. Some lessons are drawn concerning the region of validity of
effective theories and how they can be glued together, using stringy
information in the regi... | 1994-04-15 | 2009-10-28 | [
"hep-th",
"astro-ph",
"gr-qc"
] | E. Kiritsis and C. Kounnas (CERN) |
hep-th/9404093 | Wodzicki residue and anomalies of current algebras | The commutator anomalies (Schwinger terms) of current algebras in $3+1$
dimensions are computed in terms of the Wodzicki residue of pseudodifferential
operators; the result can be written as a (twisted) Radul 2-cocycle for the Lie
algebra of PSDO's. The construction of the (second quantized) current algebra
is closely ... | 1994-04-15 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Jouko Mickelsson |
hep-th/9404089 | Arbitrary Superspin Massive Superparticles | We propose the action for a massive $N$-extended superparticle with a pure
(half)integer superspin $Y,~Y = 0, 1/2, 1, 3/2, \ldots$. Regardless of the
superspin value, the configuration space is ${\Bbb R}^{4|4N} \times S^2$, where
$S^2$ corresponds to spinning degrees of freedom. Being explicitly
super-Poincar\'e invari... | 1994-04-15 | 2008-11-26 | [
"hep-th"
] | S.M. Kuzenko, S.L. Lyakhovich, and A.Yu. Segal |
hep-th/9404094 | On $\delta$ perturbative interactions in the Aharonov-Bohm and Anyon
Models | One discusses the validity and equivalence of various perturbative approaches
for the Aharonov -Bohm and Anyon models. | 1994-04-15 | 2009-10-28 | [
"hep-th"
] | St\'ephane OUVRY (Division de Physique Th\'eorique, IPN, Orsay
Fr-91406) |
hep-th/9404096 | Edge Singularity in ``Induced QCD" | The behaviour of the master field in ``induced QCD" near the edge of its
support is studied. An extended scaling domain, where the shape of the master
field is a universal function, is found. This function is determined explicitly
for the case of dimensions, close to one, and the $D-1$-expansion is
constructed. The pro... | 1994-04-15 | 2015-06-26 | [
"hep-th"
] | Andrei Matytsin and Alexander A. Migdal |
hep-th/9404099 | Traversable Wormholes and Black Hole Complementarity | Black hole complementarity is incompatible with the existence of traversable
wormholes. In fact, traversable wormholes cause problems for any theory where
information comes out in the Hawking radiation. | 1994-04-15 | 2009-10-28 | [
"hep-th"
] | Daniel Gottesman |
hep-th/9404095 | The supersymmetric version of the Green--Schwarz anomaly cancellation
mechanism | The $N=1$, $D=10$ Supergravity--Super--Yang--Mills (SUGRA-SYM) theory is
plagued by ABBJ gauge and Lorentz anomalies which are cancelled via the
Green-Schwarz anomaly cancellation mechanism. Due to the fact that the ABBJ
anomalies are not invariant under supersymmetry (SUSY) transformations one
concludes that the theor... | 1994-04-15 | 2009-10-28 | [
"hep-th"
] | A. Candiello and K. Lechner |
hep-th/9404083 | BFV Quantization of Relativistic Spinning Particles with a Single
Bosonic Constraint | Using the BFV approach we quantize a pseudoclassical model of the spin one
half relativistic particle that contains a single bosonic constraint, contrary
to the usual locally supersymmetric models that display first and second class
constraints. | 1994-04-14 | 2015-06-26 | [
"hep-th"
] | Silvio J. Rabello and Arvind N. Vaidya |
hep-th/9404087 | On the physical interpretation of effective actions using Schwinger's
formula | We show explicitly that Schwinger's formula for one-loop effective actions
corresponds to the summation of energies associated with the zero-point
oscillations of the fields. We begin with a formal proof, and after that we
confirm it using a regularization prescription. | 1994-04-14 | 2009-10-28 | [
"hep-th"
] | L. C. de Albuquerque, C. Farina, Silvio J. Rabello and Arvind N.
Vaidya |
hep-th/9404086 | Renormalization Group Approach to Scalar Theory | Effective potential for scalar $\lambda\phi^4$ theory is obtained using the
exact renormalization group method which includes both the usual one-loop
contribution as well as the dominant higher loop effects. Our numerical
calculation indicates a breakdown of naive one-loop result for sufficiently
large renormalized cou... | 1994-04-14 | 2009-09-25 | [
"hep-th"
] | Sen-Ben Liao and Chengqian Gong |
hep-th/9404082 | The Numerical Sausage | The renormalization group equation describing the evolution of the metric of
the non linear sigma models poses some nice mathematical problems involving
functional analysis, differential geometry and numerical analysis. We describe
the techniques which allow a numerical study of the solutions in the case of a
two-dimen... | 1994-04-14 | 2007-05-23 | [
"hep-th"
] | Lorenzo Belardinelli and Enrico Onofri |
hep-th/9404080 | A Generic Renormalization Method in Curved Spaces and at Finite
Temperature | Based only on simple principles of renormalization in coordinate space, we
derive closed renormalized amplitudes and renormalization group constants at 1-
and 2-loop orders for scalar field theories in general backgrounds. This is
achieved through a generic renormalization procedure we develop exploiting the
central id... | 1994-04-14 | 2015-06-26 | [
"hep-th"
] | J. Comellas, P.E. Haagensen and J.I. Latorre |
hep-th/9404081 | Supersymmetry without Fermions | The simplest $N=2$ supersymmetric quantum mechanical system is realized in
terms of the bosonic creation and annihilation operators obeying either
ordinary or deformed Heisenberg algebra involving Klein operator. The
construction comprises both the exact and spontaneously broken supersymmetry
cases with the scale of su... | 1994-04-14 | 2007-05-23 | [
"hep-th",
"cond-mat",
"hep-lat",
"nucl-th"
] | Mikhail S. Plyushchay |
hep-th/9404084 | Effective Lagrangian and the back-reaction problem in a self-interacting
$O(N)$ scalar theory in curved spacetime | A derivation of the one-loop effective Lagrangian in the self-interacting
$O(N)$ scalar theory, in slowly varying gravitational fields, is presented
(using $\zeta$-regularization and heat-kernel techniques). The result is given
in terms of the expansion in powers of the curvature tensors (up to quadratic
terms) and the... | 1994-04-14 | 2009-09-17 | [
"hep-th"
] | Emilio Elizalde, Klaus Kirsten, Sergei Odintsov |
hep-th/9404079 | The solution to Wheeler-DeWitt is eight | We describe a new geometrical solution to the Wheeler-DeWitt equation in two
dimensional quantum gravity. The solution is the amplitude of a surface whose
boundary consists of two tangent loops. We further discuss a new method for
estimating singular geometries amplitudes, which uses explicit recursive
counting of disc... | 1994-04-14 | 2009-10-28 | [
"hep-th"
] | E.Adi & S.Solomon |
hep-th/9404085 | Multi-scale Renormalisation Group Improvement of the Effective Potential | Using the renormalisation group and a conjecture concerning the perturbation
series for the effective potential, the leading logarithms in the effective
potential are exactly summed for $O(N)$ scalar and Yukawa theories. | 1994-04-14 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Chris Ford |
hep-th/9404072 | On the form of local conservation laws for some relativistic field
theories in 1+1 dimensions | We investigate the possible form of local translation invariant conservation
laws associated with the relativistic field equations
$\partial\bar\partial\phi_i=-v_i(\bphi)$ for a multicomponent field $\bphi$.
Under the assumptions that (i)~the $v_i$'s can be expressed as linear
combinations of partial derivatives $\part... | 1994-04-13 | 2014-11-18 | [
"hep-th",
"cond-mat"
] | E.G.B.Hohler and K.Olaussen |
hep-th/9404070 | The Infinite Symmetry and Interplay Between Integer and Fractional
Quantum Hall Effect | It is shown, that a spectrum generating algebras and wave functions for the
integral and fractional quantum Hall effect are related by the non-unitary
similarity transformation. This transformation corresponds to the introduction
of the complex Chern-Simons gauge fields, in terms of which the second
quantized form of F... | 1994-04-13 | 2007-05-23 | [
"hep-th"
] | M.Eliashvili |
hep-th/9404073 | On $W_{\infty/2}$ Strings | The string theory defined by gauging $\W_{\infty/2}$, the sub-algebra of
$\W_{\infty}$ generated by the currents of even spin, is discussed. The
critical value of the central charge is calculated using zeta-function
techniques and shown to be $c=1$. A critical string theory is constructed by
coupling a free boson to $\... | 1994-04-13 | 2015-06-26 | [
"hep-th"
] | C.M. Hull and Z. Khatun |
hep-th/9404069 | Conservation laws for the classical Toda field theories | We have performed some explicit calculations of the conservation laws for
classical (affine) Toda field theories, and some generalizations of these
models. We show that there is a huge class of generalized models which have an
infinite set of conservation laws, with their integrated charges being in
involution. Amongst... | 1994-04-13 | 2015-06-26 | [
"hep-th",
"cond-mat"
] | E.G.B.Hohler and K.Olaussen |
hep-th/9404077 | Phase Transition in Rigid String Coupled to Kalb-Ramond Fields | Polyakov has argued that the QCD string should have long range order. We show
that a phase transition does exist in a generalization of string theory
characterized by the addition of the curvature of the world sheet (rigidity)
and the long range Kalb-Ramond interactions to the Nambu-Goto action. Although
rigid strings ... | 1994-04-13 | 2009-10-28 | [
"hep-th",
"hep-lat"
] | Moustafa Awada and David Zoller |
hep-th/9404078 | Phase Transition and Absence Of Ghosts in Rigid QED | Ordinary QED formulated in the Feynman's space-time picture is equivalent to
a one dimensional field theory. In the large N limit there is no phase
transition in such a theory. In this letter, we show a phase transition does
exist in a generalization of QED characterized by the addition of the curvature
of the world li... | 1994-04-13 | 2009-10-28 | [
"hep-th",
"hep-lat"
] | Moustafa Awada and David Zoller |
hep-th/9404074 | Configurations of Handles and the Classification of Divergences in the
String Partition Function | The divergences that arise in the regularized partition function for closed
bosonic string theory in flat space lead to three types of perturbation series
expansions, distinguished by their genus dependence. This classification of
infinities can be traced to geometrical characteristics of the string
worldsheet. Some ca... | 1994-04-13 | 2010-04-06 | [
"hep-th"
] | Simon Davis |
hep-th/9404071 | The Instability of Charged Black Strings and p-Branes | We investigate the evolution of small perturbations around charged black
strings and branes which are solutions of low energy string theory. We give the
details of the analysis for the uncharged case which was summarized in a
previous paper. We extend the analysis to the small charge case and give also
an analysis for ... | 1994-04-13 | 2009-10-28 | [
"hep-th"
] | Ruth Gregory and Raymond Laflamme |
hep-th/9404076 | Pair Creation of Black Holes | This article is based on a talk given at the IInd International Colloquium on
Modern Quantum Field Theory, Bombay 1994. The Ernst solution of dilaton gravity
describes charged black holes undergoing uniform accleration in a background
magnetic field. By analytically continuing the Ernst solution one obtains
instantons ... | 1994-04-13 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | Jerome P. Gauntlett |
hep-th/9404075 | On Marshak's and Connes' views of chirality | I render the substance of the discussions I had with Robert E. Marshak
shortly before his death, wherein the kinship between the ``neutrino paradigm''
---espoused by Marshak--- and the central notion of K-cycle in noncommutative
geometry (NCG) was found. In that context, we give a brief account of the
Connes--Lott reco... | 1994-04-13 | 2016-11-03 | [
"hep-th"
] | J. M. Gracia-Bondia |
hep-th/9404067 | Real Special Geometry | We give a coordinate-free description of real manifolds occurring in certain
four dimensional supergravity theories with antisymmetric tensor fields. The
relevance of the linear multiplets in the compactification of string and
five-brane theories is also discussed. | 1994-04-13 | 2009-10-28 | [
"hep-th"
] | M. Bertolini, A. Ceresole, R. D'Auria and S. Ferrara |
hep-th/9404068 | On Poisson-Lie structure on the external algebra of the classical Lie
groups | The general expression for the bicovariant bracket for odd generators of the
external algebra on a Poisson-Lie group is given. It is shown that the graded
Poisson-Lie structures derived before for $GL(N)$ and $SL(N)$ are the special
cases of this bracket. The formula is the universal one and can be applied to
the case ... | 1994-04-13 | 2009-10-28 | [
"hep-th",
"math.QA"
] | G. E. Arutyunov and P. B. Medvedev |
hep-th/9404062 | Geometry of the Frenkel-Kac-Segal cocycle | We present an analysis of the cocycle appearing in the vertex operator
representation of simply-laced, affine, Kac-Moody algebras. We prove that it
can be described in the context of $R$-commutative geometry, where $R$ is a
Yang-Baxter operator, as a strong $R$-commutative algebra. We comment on the
Hochschild, cyclic ... | 1994-04-12 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Nikolaos Kalogeropoulos |
hep-th/9404061 | Second Order Derivative Supersymmetry and Scattering Problem | Extensions of standard one-dimensional supersymmetric quantum mechanics are
discussed. Supercharges involving higher order derivatives are introduced
leading to an algebra which incorporates a higher order polynomial in the
Hamiltonian. We study scattering amplitudes for that problem. We also study the
role of a dilata... | 1994-04-12 | 2010-04-06 | [
"hep-th",
"nucl-th"
] | A.A.Andrianov, F.Cannata, J.-P-Dedonder and M.V.Ioffe |
hep-th/9404063 | Four Dimensional Plane Wave String Solutions with Coset CFT Description | We present a number of D=4 bosonic and heterotic string solutions with a
covariantly constant null Killing vector which, like the solution of Nappi and
Witten (NW), correspond to (gauged) WZW models and thus have a direct conformal
field theory interpretation. A class of exact plane wave solutions (which
includes the N... | 1994-04-12 | 2009-09-17 | [
"hep-th"
] | K. Sfetsos and A.A. Tseytlin |
hep-th/9404064 | Asymptotic Regimes in Quantum Gravity at Large Distances and Running
Newtonian and Cosmological Constants | We consider a multiplicatively renormalizable higher-derivative scalar theory
which is used as an effective theory for quantum gravity at large distances
(infrared phase of quantum gravity). The asymptotic regimes (in particular, the
asymptotically free infrared regime) for the coupling constants ---specifically
the Ne... | 1994-04-12 | 2010-04-06 | [
"hep-th"
] | E. Elizalde, S.D. Odintsov and I.L. Shapiro |
hep-th/9404066 | Locating Overlap Information in Quantum Systems | When discussing the black hole information problem the term ``information
flow'' is frequently used in a rather loose fashion. In this article I attempt
to make this notion more concrete. I consider a Hilbert space which is
constructed as a tensor product of two subspaces (representing for example
inside and outside th... | 1994-04-12 | 2010-04-08 | [
"hep-th",
"gr-qc"
] | Andreas Albrecht |
hep-th/9404059 | On the Configuration Space of Gauge Theorie | We investigate the structure of the configuration space of gauge theories and
its description in terms of the set of absolute minima of certain Morse
functions on the gauge orbits. The set of absolute minima that is obtained when
the background connection is a pure gauge is shown to be isomorphic to the
orbit space of ... | 1994-04-11 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | S. J. Fuchs, M.G. Schmidt, and C. Schweigert |
hep-th/9404060 | Minimum Distances in Non-Trivial String Target Spaces | The idea of minimum distance, familiar from R <-> 1/R duality when the string
target space is a circle, is analyzed for less trivial geometries. The
particular geometry studied is that of a blown-up quotient singularity within a
Calabi-Yau space and mirror symmetry is used to perform the analysis. It is
found that zero... | 1994-04-11 | 2009-10-28 | [
"hep-th",
"gr-qc"
] | P. Aspinwall |
hep-th/9404058 | String Theory and Quantum Spin Chains | The space-time light-cone Hamiltonian P^- of large-N matrix models for
dynamical triangulations may be viewed as that of a quantum spin chain and
analysed in a mean field approximation. As N -> infinity, the properties of the
groundstate as a function of the bare worldsheet cosmological constant exhibit
a parton phase ... | 1994-04-11 | 2009-10-28 | [
"hep-th"
] | S.Dalley |
hep-th/9404065 | Quantum Mass corrections for C_2^(1) Affine Toda theory solitons | We calculate the quantum mass corrections to the solitons in the C_2^(1)
Affine Toda field theory. We find that the ratio of the masses of the two
solitons is not constant. | 1994-04-11 | 2009-10-28 | [
"hep-th"
] | G.M.T. Watts |
hep-th/9404056 | Toda Lattice Hierarchy and the Topological Description of the c=1 String
Theory | The Toda lattice hierarchy is discussed in connection with the topological
description of the $c=1$ string theory compactified at the self-dual radius. It
is shown that when special constraints are imposed on the Toda hierarchy, it
reproduces known results of the $c=1$ string theory, in particular the
$W_{1+\infty}$ re... | 1994-04-11 | 2009-10-28 | [
"hep-th"
] | T.Eguchi (Univ. of Tokyo) and H.Kanno (Hiroshima Univ.) |
hep-th/9404057 | Clifford Algebras of Polynomials Generalized Grassmann Algebras and
q-Deformed Heisenberg Algebras | Classification of finite dimensional representations of the q-deformed
Heisenberg algebra $H_q(3)$ is made by the help of Clifford algebra of
polynomials and generalized Grassmann algebra. Special attention is paid when
$q$ is a primitive $n$ root of unity. As a further application we obtain finite
dimensional represen... | 1994-04-11 | 2008-11-26 | [
"hep-th"
] | M. Rausch de Traubenberg |
hep-th/9404055 | Large-$N$ nonlinear $\sigma$ models on $R^2\times S^1$ | The large-$N$ nonlinear $O(N)$, $CP^{N-1}$ $\sigma$ models are studied on
$R^2 \times S^1$. The $N$-components scalar fields of the models are supposed
to acquire a phase $e^{i2\pi\delta}$ $(0\leq \delta <1)$, along the circulation
of the circle, $S^1$. We evaluate the effective potentials to the leading order
of the $... | 1994-04-10 | 2009-10-28 | [
"hep-th"
] | Dae Yup Song |
hep-th/9404054 | Wave Equations on q-Minkowski space | We give a systematic account of the exterior algebra of forms on q-Minkowski
space, introducing the q-exterior derivative, q-Hodge star operator,
q-coderivative, q-Laplace-Beltrami operator and the q-Lie-derivative. With
these tools at hand, we then give a detailed exposition of the q-d'Alembert and
q-Maxwell equation.... | 1994-04-09 | 2015-06-26 | [
"hep-th"
] | Ulrich Meyer |
hep-th/9404052 | Quantum Algebras for Maximal Motion Groups of N-Dimensional Flat Spaces | An embedding method to get $q$-deformations for the non--semisimple algebras
generating the motion groups of $N$--dimensional flat spaces is presented. This
method gives a global and simultaneous scheme of $q$-deformation for all
$iso(p,q)$ algebras and for those ones obtained from them by some
In\"on\"u--Wigner contra... | 1994-04-08 | 2009-10-28 | [
"hep-th",
"math.QA"
] | A. Ballesteros, F.J. Herranz, M.A. del Olmo and M. Santander |
hep-th/9404048 | $L$-functions in Scattering on $p$-adic Multiloop Surfaces | We study scattering processes on $p$-adic multiloop surfaces represented as
multiloop infinite graphs with total valence in each vertex equal $p+1$. They
all are spaces of the constant negative curvature since they are quotients of
the $p$-adic hyperbolic plane over free acting discrete subgroup of $PGL(2,
{\bf Q}_p)$.... | 1994-04-08 | 2009-10-28 | [
"hep-th"
] | L.Chekhov |
hep-th/9404049 | Stochastic Quantization of Autonomous Phi**4 | The non-perturbative autonomous renormalization of the scalar $\Phi^4$-model
is applied in the framework of stochastic quantization. I show that this
requires a selective, momentum-dependent renormalization of the Onsager
coefficient $\lambda$, a direct consequence of the characteristic wavefunction
renormalization app... | 1994-04-08 | 2009-09-25 | [
"hep-th",
"hep-ph"
] | U. Ritschel |
hep-th/9404051 | Multiboson Expansions for the q-Oscillator and $SU(1,1)_q$ | All the hermitian representations of the ``symmetric" $q$-oscillator are
obtained by means of expansions. The same technique is applied to characterize
in a systematic way the $k$-order boson realizations of the $q$-oscillator and
$su(1,1)_q$. The special role played by the quadratic realizations of
$su(1,1)_q$ in term... | 1994-04-08 | 2009-10-28 | [
"hep-th"
] | Angel Ballesteros and Javier Negro |
hep-th/9404053 | Modular Invariance and Characteristic Numbers | We show that a general miraculous cancellation formula, the divisibility of
certain characteristic numbers and some other topologiclal results are con-
sequences of the modular invariance of elliptic operators on loop spaces.
Previously we have shown that modular invariance also implies the rigidity of
many elliptic op... | 1994-04-08 | 2011-07-19 | [
"hep-th",
"math.QA"
] | Kefeng Liu |
hep-th/9404050 | Spinons in Conformal Field Theory | We study the $su(2)$ conformal field theory in its spinon description,
adapted to the Yangian invariance. By evaluating the action of the Yangian
generators on the primary fields, we find a new connection between this
conformal field theory and the Calogero-Sutherland model with $su(2)$ spin. We
use this connection to ... | 1994-04-08 | 2008-11-26 | [
"hep-th"
] | D. Bernard, V. Pasquier and D. Serban |
hep-th/9404047 | Conformal Properties of Chern-Simons Vortices in External Fields | The construction and the symmetries of Chern-Simons vortices in harmonic and
uniform magnetic force backgrounds found by Ezawa, Hotta and Iwazaki, and by
Jackiw and Pi are generalized using the non-relativistic Kaluza-Klein-type
framework presented in our previous paper. All Schr\"odinger-symmetric
backgrounds are dete... | 1994-04-08 | 2011-06-02 | [
"hep-th"
] | C. Duval, P.A. Horv\'athy and L. Palla |
hep-th/9404040 | Observable algebra for the rational and trigonometric Euler Calogero
Moser models | We construct polynomial Poisson algebras of observables for the classical
Euler-Calogero-Moser (ECM) models. The conserved Hamiltonians and symmetry
algebras derived in a previous work are subsets of these algebras. We define
their linear, $N \rightarrow \infty$ limits, realizing $\w_{\infty}$ type
algebras coupled to ... | 1994-04-07 | 2009-10-28 | [
"hep-th"
] | J. Avan and E. Billey |
hep-th/9404041 | Quasifinite Highest Weight Modules over Super $W_{1+\infty}$ Algebra | We study quasifinite highest weight modules over the supersymmetric extension
of the $W_{1+\infty}$ algebra on the basis of the analysis by Kac and Radul. We
find that the quasifiniteness of the modules is again characterized by
polynomials, and obtain the differential equations for highest weights. The
spectral flow, ... | 1994-04-07 | 2009-10-28 | [
"hep-th"
] | H. Awata, M. Fukuma, Y. Matsuo and S. Odake |
hep-th/9404035 | Sl(2,R)-Duality Covariance of Killing Spinors in Axion-Dilaton Black
Holes | Under $SL(2,R)$ electric-magnetic duality transformations the Bogomolnyi
bound of dilaton-axion black holes is known to be invariant. In this paper we
show that this invariance corresponds to the covariance of the $N=4$
supersymmetry transformation rules and their parameters. In particular this
implies that Killing spi... | 1994-04-07 | 2016-08-14 | [
"hep-th",
"gr-qc"
] | Tom\'as Ort\'in (Queen Mary and Westfield College) |
hep-th/9404043 | Tetramodules over the Hopf algebra of regular functions on a torus | Tetramodule is a vector space supplied with the bimodule and bicomodule
structures over a Hopf algebra. The exact definition is given. Some properties
and applications to quantum groups are discussed. | 1994-04-07 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Tanya Khovanova |
hep-th/9404038 | Gauss decomposition of trigonometric R-matrices | The general formula for the universal R-matrix for quantized nontwisted
affine algebras by Khoroshkin and Tolstoy is applied for zero central charge
highest weight modules of the quantized affine algebras. It is shown how the
universal R-matrix produces the Gauss decomposition of trigonomitric R-matrix
in tensor produc... | 1994-04-07 | 2009-10-28 | [
"hep-th",
"math.QA"
] | Sergei Khoroshkin (ITEP, Moscow), A. A. Stolin (Department of
Mathematics, Royal Institute of Technology, Stockholm, Sweden), and V.N.
Tolstoy (Institute of Nuclear Physics, Moscow State University) |
hep-th/9404046 | Determinants of elliptic pseudo-differential operators | Determinants of invertible pseudo-differential operators (PDOs) close to
positive self-adjoint ones are defined throughthe zeta-function regularization.
We define a multiplicative anomaly as the ratio $\det(AB)/(\det(A)\det(B))$
considered as a functionon pairs of elliptic PDOs. We obtained an explicit
formula for the ... | 1994-04-07 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Maxim Kontsevich, Simeon Vishik |
hep-th/9404042 | On the Two Gap Locus for the Elliptic Calogero--Moser Model | We give an analytical description of the locus of the two-gap elliptic
potentials associated with the corresponding flow of the Calogero--Moser
system. We start with the description of Treibich--Verdier two--gap elliptic
potentials. The explicit formulae for the covers, wave functions and Lam\'e
polynomials are derived... | 1994-04-07 | 2009-10-28 | [
"hep-th"
] | V Z Enolskii, J C Eilbeck |
hep-th/9404045 | Exact Solution of 2D Poincare Gravity Coupled to Fermion Matter | The 2D model of gravity with zweibeins $e^{a}$ and the Lorentz connection
one-form $\omega^{a}_{\ b}$ as independent gravitational variables coupled to
2d massless Dirac matter is considered. It is shown that the classical
equations of motion are exactly integrated in the case of chiral fermions. | 1994-04-07 | 2009-10-28 | [
"hep-th"
] | S.N.Solodukhin |
hep-th/9404037 | Gauged W Algebras | We perform an Hamiltonian reduction on a classical \cw(\cg, \ch) algebra, and
prove that we get another \cw(\cg, \ch$'$) algebra, with $\ch\subset\ch'$. In
the case $\cg=S\ell(n)$, the existence of a suitable gauge, called Generalized
Horizontal Gauge, allows to relate in this way two \cw-algebras as soon as
their corr... | 1994-04-07 | 2016-09-06 | [
"hep-th"
] | F. Delduc, L. Frappat, E. Ragoucy, P. Sorba |
hep-th/9404039 | Unified View of Deformed Single - Mode Oscillator Algebras | A general framework for the deformation of the single-mode oscillators is
presented and all deformed single-mode oscillators are unified. The extensions
of the Aric-Coon, genon, the para-Bose and the para-Fermi oscillators are
proposed. The generalized harmonic oscillator considered by Brzezinski et al.
is rederived in... | 1994-04-07 | 2019-08-17 | [
"hep-th"
] | S.Meljanac, M.Milekovic and S.Pallua |
hep-th/9404036 | Twisting of quantum (super)algebras. Connection of Drinfeld's and
Cartan-Weyl realizations for quantum affine algebras | We show that some factors of the universal R-matrix generate a family of
twistings for the standard Hopf structure of any quantized contragredient Lie
(super)algebra of finite growth. As an application we prove that any two
isomorphic superalgebras with different Cartan matrices have isomorphic
q-deformations (as assoc... | 1994-04-07 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Sergei Khoroshkin (ITEP, Moscow) and Valeriy N. Tolstoy (Moscow State
University) |
hep-th/9404044 | Gravitinos and a Low Ultimate Temperature for the Early Universe | We obtain new stronger bounds by orders of magnitude, on the ultimate
temperature of the universe by exploiting the copious production of gravitinos
at finite temperature. | 1994-04-07 | 2009-10-28 | [
"hep-th",
"hep-ph"
] | Willy Fischler |
hep-th/9404027 | An Algebraic Approach to Solving Evolution Problems in Some Nonlinear
Quantum Models | A new general Lie-algebraic approach is proposed to solving evolution tasks
in some nonlinear problems of quantum physics with polynomially deformed Lie
algebras $su_{pd}(2)$ as their dynamic symmetry algebras.
The method makes use of an expansion of the evolution operators by power
series in the $su_{pd}(2)$ shift o... | 1994-04-06 | 2009-10-28 | [
"hep-th"
] | Valery P. Karassiov and Andrei B. Klimov (P.N. Lebedev Physical
Institute) |
hep-th/9404026 | Supersymmetry in Stochastic Quantization Method and Field-Dependent
Kernel | We define a discretized Langevin equation in Stratonovich-{\it type}
calculus. We show that a generating functional with a field-dependent kernel
can be written in mid-point prescription only when we calculate in the
calculus. Moreover we investigate whether supersymmetry of the stochastic
action with field-dependent k... | 1994-04-06 | 2017-02-01 | [
"hep-th"
] | Kenji Ikegami |
hep-th/9404032 | B\"acklund transformation for integrable systems | We establish an explicit form of the Backlund transformation for the most
known integrable systems. | 1994-04-06 | 2007-05-23 | [
"hep-th"
] | A. N. Leznov |
hep-th/9404031 | Spectral sum rules and finite volume partition function in gauge
theories with real and pseudoreal fermions | Based on the chiral symmetry breaking pattern and the corresponding
low-energy effective lagrangian, we determine the fermion mass dependence of
the partition function and derive sum rules for eigenvalues of the QCD Dirac
operator in finite Euclidean volume. Results are given for $N_c = 2$ and for
Yang-Mills theory cou... | 1994-04-06 | 2008-11-26 | [
"hep-th",
"hep-ph"
] | A. Smilga and J. Verbaarschot |
hep-th/9404034 | On Exact Integrability of 2D Poincare Gravity | We consider the 2D Poincar\'e gravity and show its exact integrability. The
choice of the gauge is discussed. The Euclidean solutions on compact closed
differential manifolds are studied. | 1994-04-06 | 2015-06-26 | [
"hep-th"
] | S.N.Solodukhin |
hep-th/9404029 | The Hilbert Space Representations for SO_q(3)-symmetric quantum
mechanics | The observable algebra O of SO_q(3)-symmetric quantum mechanics is generated
by the coordinates of momentum and position spaces (which are both isomorphic
to the SO_q(3)-covariant real quantum space R_q^3). Their interrelations are
determined with the quantum group covariant differential calculus. For a
quantum mechani... | 1994-04-06 | 2016-09-06 | [
"hep-th"
] | Wolfgang Weich |
hep-th/9404030 | Solitons and Vertex Operators in Twisted Affine Toda Field Theories | Affine Toda field theories in two dimensions constitute families of
integrable, relativistically invariant field theories in correspondence with
the affine Kac-Moody algebras. The particles which are the quantum excitations
of the fields display interesting patterns in their masses and coupling and
which have recently ... | 1994-04-06 | 2015-06-26 | [
"hep-th"
] | M.A.C. Kneipp and D.I. Olive |
hep-th/9404028 | Free Fields for Any Spin in 1+2 Dimensions | We construct free fields of arbitrary spin in 1+2 dimensions i.e. free fields
for which the one-particle Hilbert space carries a projective isometric
irreducible representation of the Poincar\'e group in 1+2 dimensions. We
analyse in detail these representations in the fiber bundle formalism and
afterwards we apply Wei... | 1994-04-06 | 2009-10-28 | [
"hep-th"
] | D. R. Grigore |
hep-th/9404033 | Scalar Mass and Cosmological Constant induced by ``Anomalous" $U(1)$
$D$-term | When the supersymmetric theory contains the ``anomalous" $U(1)$ gauge
symmetry with Green-Schwarz anomaly cancellation mechanism in 4 dimensions, its
Fayet-Iliopoulos $D$-term generates non-universal scalar masses and the
positive cosmological constant after the supersymmetry breaking. Both give the
new contributions t... | 1994-04-06 | 2007-05-23 | [
"hep-th"
] | Hiroaki Nakano |
hep-th/9404024 | A Parity Invariant Regularization in 3-D Quantum Electrodynamics | We regularize the 3-D quantum electrodynamics by a parity invariant
Pauli-Villars regularization method. We find that in the perturbation theory
the Chern-Simons term is not induced in the massless fermion case and induced
in the massive fermion case. | 1994-04-06 | 2009-10-28 | [
"hep-th"
] | Tadahiko Kimura |
hep-th/9404025 | Addendum to: ``Symmetries of the Bosonic String S-Matrix,'' | In a previous paper we showed that bracket relations uniquely fix the
tree-level bosonic string $S$-matrix for $N\leq 26$ particle scattering. In
this note we extend the proof to $N$-particle scattering for all $N$. | 1994-04-06 | 2008-02-03 | [
"hep-th"
] | Gregory Moore |
hep-th/9404018 | The Nappi-Witten example and gravitational waves | The vanishing of the anomaly in the recent example of Nappi and Witten,
constructed from the Wess-Zumino-Witten model based on a certain non-semisimple
group, follows from a more general result valid for gravitational waves. The
construction of the metric is explained.} | 1994-04-05 | 2007-05-23 | [
"hep-th"
] | C. Duval, Z. Horv\'ath, P.A. Horv\'athy |
hep-th/9404019 | Quantum Gravity: A Mathematical Physics Perspective | This article is based on an invited talk given at the Workshop on
Mathematical Physics Towards XXIst Century, held at Beer-Sheva, Israel in 1993.
It contains an introduction to quantum gravity for mathematical physicists with
an emphasis on the difference between the structure of this theory from more
familiar, Minkows... | 1994-04-05 | 2007-05-23 | [
"hep-th"
] | Abhay Ashtekar |
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