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-ph/9312330 | Quark-Gluon Plasma Freeze-out from a Supercooled State? | We consider time-scales of first-order deconfinement or chiral-symmetry
restoring phase transition in high energy heavy ion collisions at RHIC and LHC
energies. Recently it was shown that the system must supercool below $T_c$
before the nucleation of hadronic bubbles is sufficiently rapid to overcome the
expansion rate... | 1993-12-23 | 2008-02-03 | [
"hep-ph",
"nucl-th"
] | T. Csorgo and L. P. Csernai |
hep-ph/9312331 | Neutrino Lasing in the Sun | Applying the phenomenon of neutrino lasing in the solar interior, we show how
the rate for the generic neutrino decay process `\nu -> fermion + boson', can
in principal be enhanced by many orders of magnitude over its normal decay
rate. Such a large enhancement could be of import to neutrino-decay models
invoked in res... | 1993-12-23 | 2009-10-22 | [
"hep-ph",
"astro-ph"
] | R.A. Malaney, G.D. Starkman and M.N. Butler |
hep-ph/9312329 | Diagnostic Power of Future Colliders for Z'Couplings to Quarks and
Leptons: e+e- versus pp Colliders | We study the diagnostic power of future $e^+e^-$ colliders with ${\sqrt {s}}
= 500$ GeV (the New Large Collider ($NLC$)) for a model independent
determination of the $Z'$ gauge couplings to quarks and leptons. The
interference of the $Z'$ propagator with the photon and the $Z$ propagator in
the two-fermion final state ... | 1993-12-23 | 2009-09-17 | [
"hep-ph"
] | F. del Aguila and M. Cvetic |
hep-ph/9312335 | Complete Classes of GUTs with Vanishing One-Loop Beta Functions | By explicit solution of the one-loop finiteness conditions for all
dimensionless coupling constants (i.~e., gauge coupling constant as well as
Yukawa and quartic scalar-boson self-interaction coupling constants), two
classes of grand unified theories characterized by renormalization-group beta
functions which all vanis... | 1993-12-23 | 2015-06-25 | [
"hep-ph",
"hep-th"
] | Wolfgang Lucha and Franz F. SCH\"Oberl |
hep-ph/9312321 | The Oblique Parameters In Electroweak Theory with Two Massless Higgs
Doublets | The oblique parameters $S$ and $T$ are studied in electroweak theory with two
massless Higgs doublets. The effect of quadratic dependence on the charged
Higgs mass in the parameter $T$ could be cancelled. %when mass differences
between the charged and neutral scalars %become large. The constraint on the
charged Higgs m... | 1993-12-22 | 2017-02-01 | [
"hep-ph"
] | Kazunori Takenaga |
hep-ph/9312325 | Finite Mass Corrections to Leptonic Decay Constants in the Heavy Quark
Effective Theory | We calculate finite mass corrections to leptonic decay constants in HQET
using QCD sum rules. The results are given to two--loop accuracy including
renormalization group analysis. The contribution of unknown two--loop anomalous
dimension matrix--elements is estimated. We find that the $1/m_Q$ corrections
to $f_P$, the ... | 1993-12-22 | 2009-10-22 | [
"hep-ph"
] | P. Ball |
hep-ph/9312326 | Can Stop be Light Enough for TRISTAN ? | \def\nle{{\stackrel{<}{\sim}}} We examine a possibility for existence of a
light supersymmetric partner of the top quark (stop) with mass 15 $\sim$ 16 GeV
in the framework of the minimal supergravity GUT model. Such light stop could
explain the slight excess of the high $p_{T}$ cross section of the
$D^{*\pm}$-meson pro... | 1993-12-22 | 2009-09-25 | [
"hep-ph"
] | Tadashi Kon and Toshihiko Nonaka |
hep-ph/9312327 | Chiral Perturbation Theory | The basic ideas and some recent developments of the chiral perturbation
theory approach to hadron dynamics at low-energies are reviewed. (Invited talk
at the HADRON'93 Conference Como, Italy June 1993.) | 1993-12-22 | 2011-04-20 | [
"hep-ph"
] | Eduardo de Rafael |
hep-ph/9312328 | SU(3) String-Flip Potential Models and Nuclear Matter | A Monte Carlo model for nuclear matter using a many body $SU_c(3)$ string
flip potential, with fixed colour, is investigated. The potential is
approximated by considering colour singlet flux tube formations that connect
only three quarks at a time. The model is compared with a similar string flip
model, proposed by Hor... | 1993-12-22 | 2009-10-22 | [
"hep-ph"
] | M. Boyce and P.J.S. Watson |
hep-ph/9312324 | Top Production: Sensitivity to New Physics | The production cross--section and distributions of the top quark are
sensitive to new physics, e.g., the $t\overline{t}$ system can be a probe of
new resonances or gauge bosons that are strongly coupled to the top quark, in
analogy to Drell--Yan production. The existence of such new physics is expected
in dynamical ele... | 1993-12-21 | 2011-05-05 | [
"hep-ph"
] | Christopher T. Hill and Stephen J. Parke |
hep-ph/9312317 | The Phenomenology of a Non-Standard Higgs Boson IN $W_{L}W_{L}$
Scattering | In this paper we consider the phenomenology of a ``non-standard'' Higgs Boson
in longitudinal gauge-Boson scattering. First, we present a composite Higgs
model (based on an $SU(4)/Sp\,(4)$ chiral-symmetry breaking pattern) in which
there is a non-standard Higgs Boson. Then we explore, in a model-independent
way, the ph... | 1993-12-21 | 2010-11-01 | [
"hep-ph"
] | Vassilis Koulovassilopoulos and R. Sekhar Chivukula |
hep-ph/9312318 | Leptoproduction of Heavy Quarks I-- General Formalism and Kinematics of
Charged Current and Neutral Current Production Processes | Existing calculations of heavy quark production in charged-current and
neutral current lepton-hadron scattering are formulated differently because of
the artificial distinction of ``light'' and ``heavy'' quarks made in the
traditional approach. A proper QCD formalism valid for a wide kinematic range
from near threshold... | 1993-12-21 | 2010-11-01 | [
"hep-ph"
] | M. A. G. Aivazis, Fredrick I. Olness, Wu-Ki Tung |
hep-ph/9312323 | The $\alpha_s^3$ Corrections to the Effective Neutral Current and to the
Z Decay Rate in the Heavy Top Quark Limit | We find the effective neutral current in the heavy top quark limit up to and
including the terms of order $\alpha_s^3$. The result is then employed to
compute the correction of the same order to the axial part of the Z decay rate
into hadrons ($\G^h_Z$) induced by the top-bottom quark mass splitting. The
calculations c... | 1993-12-21 | 2009-10-22 | [
"hep-ph"
] | K.G.Chetyrkin, O.V.Tarasov |
hep-ph/9312316 | Top and Higgs Masses in Dynamical Symmetry Breaking | A model for composite electroweak bosons is re-examined to establish
approximate ranges for the initial predictions of the top and Higgs masses.
Higher order corrections to this $4$-fermion theory at a high mass scale where
the theory is matched to the Standard Model have little effect, as do wide
variations in this sc... | 1993-12-21 | 2009-10-22 | [
"hep-ph"
] | David E. Kahana and Sidney H. Kahana |
hep-ph/9312320 | New contribution to anomalous radiative $K^0$-decays | We present a new contribution to the $K_L\rightarrow \gamma \gamma$
amplitude, which is ${\cal{O}}(p^4)$ within the counting rules of chiral
perturbation theory. This direct (non-pole) amplitude, obtained from
short-distance $s \rightarrow d \gamma$ quark diagrams of order $e G_F
\alpha_s/\pi$, and similar $s \rightarr... | 1993-12-21 | 2009-10-22 | [
"hep-ph"
] | J.O. Eeg and I. Picek |
hep-ph/9312319 | Leptoproduction of Heavy Quarks II -- A Unified QCD Formulation of
Charged and Neutral Current Processes from Fixed-target to Collider Energies | A unified QCD formulation of leptoproduction of massive quarks in charged
current and neutral current processes is described. This involves adopting
consistent factorization and renormalization schemes which encompass both
vector-boson-gluon-fusion (flavor creation) and
vector-boson-massive-quark-scattering (flavor exc... | 1993-12-21 | 2010-11-01 | [
"hep-ph"
] | M.A.G. Aivazis, John C. Collins, Fredrick I. Olness, and Wu-Ki Tung |
hep-ph/9312322 | Phase Structure of the Gauged Yukawa Model | Based on the ladder Schwinger-Dyson equation, we investigate phase struc-
ture of the gauged Yukawa model possessing a global $SU(2)_L \times SU(2)_R$
symmetry and an unbroken (vector-like) gauge symmetry. We show that even when
we tune the squared mass of the scalar boson in the Lagrangian to be positive,
there still ... | 1993-12-21 | 2011-01-13 | [
"hep-ph",
"hep-lat"
] | Kei-ichi Kondo, Akihiro Shibata, Masaharu Tanabashi and Koichi
Yamawaki |
hep-ph/9312308 | Testing Anomalous $W$ Couplings in $e^- e^-$ Collisions | We analyze the influence of anomalous gauge couplings in the reaction $e^- \:
e^- \longrightarrow e^- \: W^- \: \nu_e$ at a 500 GeV linear collider. The
limits imposed by this process on deviations from the standard model of
electro-weak interaction, are competitive with those inferred from other high
energy experiment... | 1993-12-20 | 2009-10-22 | [
"hep-ph"
] | Debajyoti Choudhury and Frank Cuypers |
hep-ph/9312306 | QCD Corrections and the Endpoint of the Lepton Spectrum in Semileptonic
B Decays | Recently, Neubert has suggested that a certain class of nonperturbative
corrections dominates the shape of the electron spectrum in the endpoint region
of semileptonic $B$ decay. Perturbative QCD corrections are important in the
endpoint region. We study the effects of these corrections on Neubert's
proposal. The conne... | 1993-12-20 | 2008-11-26 | [
"hep-ph"
] | Adam F. Falk, Elizabeth Jenkins, Aneesh V. Manohar and Mark B. Wise |
hep-ph/9312312 | Generation non-universality and flavor changing neutral currents in the
331 model | The 331 model, an extension of the standard electroweak theory to
$SU(3)_L\times U(1)_X$, naturally predicts three families of quarks and leptons
via the requirement of anomaly cancellation. This is accomplished by making one
of the quark families transform differently from the other two, thus leading to
flavor changin... | 1993-12-20 | 2010-11-01 | [
"hep-ph"
] | James T. Liu |
hep-ph/9312311 | Analysis of the Photon Spectrum in Inclusive $B\to X_s\,\gamma$ Decays | Using a combination of the operator product and heavy quark expansions, we
resum the leading nonperturbative contributions to the inclusive photon
spectrum in $B\to X_s\,\gamma$ decays. The shape of the spectrum is determined
by a universal structure function, which describes the distribution of the
light-cone momentum... | 1993-12-20 | 2010-11-01 | [
"hep-ph"
] | Matthias Neubert |
hep-ph/9312309 | Quantum theory for the Standard Model | These lectures present some basic facts in field theory necessary to
understand the quantum theory of the Standard Model of weak and electromagnetic
interactions. | 1993-12-20 | 2007-05-23 | [
"hep-ph"
] | Michel Talon |
hep-ph/9312315 | Constraints on left-right symmetric models from the process $b
\rightarrow s \gamma$ | In left-right symmetric models, large contributions to the decay amplitude $b
\rightarrow s+ \gamma$ can arise from the mixing of the $W_L$ and $W_R$ gauge
bosons as well as from the charged Higgs boson. These amplitudes are enhanced
by the factor $\mt/\mb$ compared to the contributions in the standard model. We
use th... | 1993-12-20 | 2011-05-12 | [
"hep-ph"
] | K.S. Babu, Kazuo Fujikawa and Atsushi Yamada |
hep-ph/9312310 | Hard diffraction and proton spin problem | It is shown, that the hard component of quarks distribution functions induced
by instantons gives the essential contribution to hard diffractive processes.
We predict large polarization effects in these processes. | 1993-12-20 | 2009-09-25 | [
"hep-ph"
] | N.I.Kochelev |
hep-ph/9312313 | On validity of perturbative quantization of the breathing mode in the
Skyrme model | We present a detailed discussion of the breathing mode quantization in the
Skyrme model and demonstrate that the chiral angle of the hedgehog soliton is
strongly affected by the breathing motion. | 1993-12-20 | 2007-05-23 | [
"hep-ph"
] | A.P. Kostyuk, A.P. Kobushkin, N.M. Chepilko and T. Okazaki |
hep-ph/9312307 | Low--Energy Theorems for Weak Pion Production | We derive novel low--energy theorems for single pion production off nucleons
through the isovector axial current. We find that the $k^2$-dependence of the
multipole $L_{0+}^{(+)}$ at threshold is given by the nucleon scalar form
factor, namely $\sigma(k^2-M_\pi^2 ) /(3 \pi M_\pi F_\pi )$. The relation to
PCAC results f... | 1993-12-20 | 2011-07-19 | [
"hep-ph",
"nucl-th"
] | V. Bernard, N. Kaiser and Ulf-G. Mei{\ss}ner |
hep-ph/9312314 | Single-Lepton Top Signals with a b-Tag at the Tevatron | Events with a leptonic W-decay plus jets should contain top-quark signals,
but a QCD W+jets background must be separated. We compare transverse
W-momentum, jet multiplicity, and b-tagging separation criteria, and find that
the main background after tagging comes from mistagging. We illustrate how to
extract the mass m_... | 1993-12-20 | 2009-09-25 | [
"hep-ph"
] | V. Barger, E. Mirkes, J. Ohnemus and R.J.N. Phillips |
hep-ph/9312305 | What Can be Learnt from the New Ua4/2 Data | A careful analysis of the new data of the UA4/2 collaboration reveals that
these data give an essentially large value of the $\rho = Re T(s,t)/Im(s,t)$
that does not contradict the early UA4 experiment. There is the reason to think
also that this experiment reveals for the first time a real possibility of the
existence... | 1993-12-19 | 2009-10-22 | [
"hep-ph"
] | O.V.Selyugin |
hep-ph/9312304 | Corrections to Chiral Dynamics of Heavy Hadrons: SU(3) Symmetry
Breaking, (with some minor corrections) | In previous publications we have analyzed the strong and electromagnetic
decays of heavy mesons and heavy baryons in a formalism which incorporates
heavy-quark and chiral symmetries. There are two possible symmetry-breaking
effects on the chiral dynamics of heavy hadrons: the finite-mass effects from
light quarks and t... | 1993-12-19 | 2014-11-17 | [
"hep-ph"
] | Hai-Yang Cheng, Chi-Yee Cheung, Guey-Lin Lin, Y.C. Lin, Tung-Mow Yan,
and Hoi-Lai Yu |
hep-ph/9312301 | Effects of non-standard couplings, radiative corrections and neutrino
masses on the lepton spectrum in $\mu$ and $\tau$ decays | We investigate the combined effect of neutrino masses and non-standard
couplings on the various lepton spectra in $\mu$ and $\tau$ decays. We
emphasize the energy spectra of the neutrinos, which can be measured in the new
KARMEN experiment and hence will yield novel information on deviations from the
$V-A$ structure. T... | 1993-12-17 | 2011-01-05 | [
"hep-ph"
] | C. Greub, W. Fetscher and D. Wyler |
hep-ph/9312302 | $B_c$ Meson Productions Via Induced Gluon Fragmentation | Gluons cannot directly fragment into $B_c$ mesons until at order
$\alpha_s^3$. However, the Altarelli-Parisi evolution of the $\bar b$-quark
fragmentation functions $D_{\bar b \to B_c}(z)$ and $D_{\bar b \to B_c^*}(z)$
from the heavy quark mass scales up to the collider energy scale $Q$ can induce
the gluon fragmentati... | 1993-12-17 | 2014-11-17 | [
"hep-ph"
] | Kingman Cheung and Tzu Chiang Yuan |
hep-ph/9312303 | Detecting the Technirho in Technicolor Models with Scalars | We consider the detection of the technirho in technicolor models that include
a weak scalar doublet. In these models, the scalar develops a vacuum
expectation value when the technifermions condense, and fermion masses are
generated through Yukawa couplings, as in the standard model. Unlike ordinary
technicolor models, ... | 1993-12-17 | 2009-10-22 | [
"hep-ph"
] | Christopher D. Carone and Mitchell Golden |
hep-ph/9312300 | Contribution of Quark-Mass-Dependent Operators to Higher Twist Effects
in DIS | We look at the contribution of Quark-Mass-dependent twist-4 operators to the
second moments of spin averaged structure functions and the Bjorken sum rule.
Its contribution is non-negligible in the former case due to large Wilson
coefficients. We also discuss the values of the twist- 4 spin-2 nucleon matrix
element with... | 1993-12-16 | 2009-10-22 | [
"hep-ph"
] | Su Houng Lee |
hep-ph/9312296 | Aspects of the electroweak phase transition in the Minimal
Supersymmetric Standard Model | We study the finite-temperature effective potential of the Minimal
Supersymmetric Standard Model in the full (mA, tan(beta)) parameter space. As
for the features of the electroweak phase transition, we identify two possible
sources of significant differences with respect to the Standard Model: a stop
sector with little... | 1993-12-16 | 2009-07-09 | [
"hep-ph"
] | A. Brignole, J.R. Espinosa, M. Quiros and F. Zwirner |
hep-ph/9312297 | CP Violation | An overview of the phenomenology of CP violation is presented. The Standard
Model mechanism of CP violation and its main experimental tests, both in the
kaon and bottom systems, are discussed. (Lectures given at the 1993 Trieste
Summer School and at the Escuela Latinoamericana de Fisica, ELAF'93,
Argentina). | 1993-12-16 | 2009-09-25 | [
"hep-ph"
] | A. Pich |
hep-ph/9312295 | Galilean Limit of Equilibrium Relativistic Mass Distribution | The low-temperature form of the equilibrium relativistic mass distribution is
subject to the Galilean limit by taking $c\rightarrow \infty .$ In this limit
the relativistic Maxwell-Boltzmann distribution passes to the usual
nonrelativistic form and the Dulong-Petit law is recovered. | 1993-12-16 | 2009-10-22 | [
"hep-ph",
"hep-th"
] | L. Burakovsky and L.P. Horwitz |
hep-ph/9312294 | Area Decay Law Implementation for Quark String Fragmentation | We apply the Area Decay Law (ADL) straightforwardly to simulate a quark
string hadronization and compare the results with the explicit analytic
calculations. We show that the usual "inclusive" Monte--Carlo simulations do
not correspond to the ADL because of two mistakes: not proper simulation of
two--dimensional probab... | 1993-12-16 | 2009-10-22 | [
"hep-ph"
] | E.G.Gurvich and G.G.Leptoukh |
hep-ph/9312299 | Cumulant to Factorial Moment Ratio and Multiplicity Distributions | The ratio of cumulant to factorial moments of multiplicity distribu- tions
has been calculated for e+e- and hh data in a wide range of energies. As a
function of the rank it exhibits a regular behaviour with a steep descent and
two negative minima. This behaviour is not accounted for by NBD, that leads to
a monotonical... | 1993-12-16 | 2009-09-25 | [
"hep-ph"
] | G.Gianini, I.M.Dremin, V.A.Nechitailo, B. B. Levchenko, V.Arena,
G.Boca, S.Malvezzi, M.Merlo, S.P.Ratti, C.Riccardi, G.Salvadori, L.Viola,
P.Vitulo (U.of Pavia and INFN, Italy; Lebedev Institute of Physics and Moscow
State University, Moscow, Russia) |
hep-ph/9312298 | Quark Structure and Weak Decays of Heavy Mesons | We investigate the quark structure of D and B mesons in the framework of a
constituent quark model. To this end, we assume a scalar confining and a one
gluon exchange (OGE) potential. The parameters of the model are adopted to
reproduce the meson mass spectrum. From a fit to ARGUS and CLEO data on B->D*lv
semileptonic ... | 1993-12-16 | 2010-11-01 | [
"hep-ph"
] | Stefan Resag and Michael Beyer |
hep-ph/9312288 | Equilibrium Relativistic Mass Distribution for Indistinguishable Events | A manifestly covariant relativistic statistical mechanics of the system of
$N$ indistinguishable events with motion in space-time parametrized by an
invariant ``historical time'' $\tau $ is considered. The relativistic mass
distribution for such a system is obtained from the equilibrium solution of the
generalized rela... | 1993-12-15 | 2015-06-25 | [
"hep-ph",
"hep-th"
] | L. Burakovsky and L.P. Horwitz |
hep-ph/9312284 | On the Interpretation of the Electroweak Precision Data | The recent precision electroweak data on $\Gamma^l, \bar s^2_W$ and $M_W/M_Z$
are compared with the tree-level and the dominant-fermion-loop as well as the
full one-loop standard-model predictions. While the tree-level predictions are
ruled out, the dominant-fermion-loop predictions, defined by using $\alpha
(M^2_Z)\co... | 1993-12-15 | 2009-10-22 | [
"hep-ph"
] | M. Bilenky, K. Kolodziej, M. Kuroda and D. Schildknecht |
hep-ph/9312282 | Gaugino Condensation as the Origin of Primordial Fluctuations | I present a model for inflation based on the gaugino-dilaton dynamics of
supersymmetry breaking. The inflaton is the dimension--1 scalar field $\phi$
related to the gaugino condensate via $\lambda^T\lambda=\phi^3.$ Recent work in
this area is used to obtain two significant results: (1) Scalar density
fluctuations at se... | 1993-12-15 | 2007-05-23 | [
"hep-ph",
"astro-ph"
] | Haim Goldberg |
hep-ph/9312281 | QCD Evolution Equations for High Energy Partons in Nuclear Matter | We derive a generalized form of Altarelli-Parisi equations to decribe the
time evolution of parton distributions in a nuclear medium. In the framework of
the leading logarithmic approximation, we obtain a set of coupled integro-
differential equations for the parton distribution functions and equations for
the virtuali... | 1993-12-15 | 2010-03-25 | [
"hep-ph",
"nucl-th"
] | Klaus Geiger and Berndt Mueller |
hep-ph/9312289 | Comment on: "Nucleon-nucleon scattering lengths in QCD sum rules," | In a recent Physical Review Letter, Kondo and Morimatsu present a QCD sum
rule calculation of nucleon-nucleon scattering lengths. They also relate the
empirical scattering lengths to the nucleon mass shift in nuclear matter to
cast doubt on the "linear density approximation." In this Comment, we point out
flaws in both... | 1993-12-15 | 2009-10-22 | [
"hep-ph",
"nucl-th"
] | R. J. Furnstahl and T. Hatsuda |
hep-ph/9312287 | Neutrino Mass Physics | Present limits on neutrino masses are briefly reviewed, along with
cosmological and astrophysical hints from dark matter, solar and atmospheric
neutrino observations that suggest neutrino masses. These would imply many
possible new phenomena such as neutrinoless $\beta\beta$ decay, lepton flavour
violating processes su... | 1993-12-15 | 2009-09-25 | [
"hep-ph"
] | Jos\'E W. F. Valle |
hep-ph/9312286 | Equilibrium Relativistic Mass Distribution | The relativistic Maxwell-Boltzmann distribution for the system of $N$ events
with motion in space-time parametrized by an invariant ``historical time''
$\tau $ is considered without the simplifying approximation $m^2\cong M^2$,
where $M$ is a given intrinsic property of the events. The relativistic mass
distribution is... | 1993-12-15 | 2009-10-22 | [
"hep-ph",
"hep-th"
] | L. Burakovsky and L.P. Horwitz |
hep-ph/9312293 | Cosmological Phase Transitions | Physical processes related to cosmological first-order phase transitions are
discussed and reviewed in this introductory part of dissertation. I first
describe cosmological phase transitions on a general level, concentrating on
bubble nucleation, phase change, and related phenomena. I point out that
especially the onse... | 1993-12-15 | 2009-09-25 | [
"hep-ph",
"astro-ph"
] | J. Ignatius |
hep-ph/9312285 | Precision Tests of the Standard Model at LEP | Recent LEP results on electroweak precision measurements are reviewed.
Line-shape and asymmetries analysis on the Z peak is described. Then, the
consistency of the Standard Model predictions with experimental data and
consequent limits on the top mass are discussed. Finally, the possibility of
extracting information an... | 1993-12-15 | 2007-05-23 | [
"hep-ph"
] | B. Mele |
hep-ph/9312291 | Model-Independent Global Constraints on New Physics | Using effective-lagrangian techniques we perform a systematic survey of the
lowest-dimension effective interactions through which heavy physics might
manifest itself in present experiments. We do not restrict ourselves to special
classes of effective interactions (such as `oblique' corrections). We compute
the effects ... | 1993-12-15 | 2009-10-22 | [
"hep-ph"
] | C.P. Burgess, S. Godfrey, H. K\"onig, D. London and I. Maksymyk |
hep-ph/9312283 | Baryogenesis in the Singlet Majoron Model | The baryogenesis by decays of the right--handed neutrinos in the Majoron
model is studied. We show that compared to the observational value it is
possible to produce large enough baryon asymmetry in the Majoron model or, at
least, contribute strongly to it. It requires that the mass of the lightest
right--handed neutri... | 1993-12-15 | 2011-07-19 | [
"hep-ph"
] | I. Vilja |
hep-ph/9312292 | Mesons in the quenched approximation at low temperature | We use an effective low energy field theory to describe the coupling between
glueballs and mesons as an analog of the quenched approximation in lattice QCD.
This allows us to study the temperature dependence of mesonic screening masses
at temperatures below the deconfinement phase transition. | 1993-12-15 | 2007-05-23 | [
"hep-ph"
] | A.I. Bochkarev and J.I. Kapusta |
hep-ph/9312290 | Review on CP Violation | A phenomenological description of the neutral K and B meson systems is
presented. The situation of the current CP violation experiments is described
and a detailed discussion of their results is given, followed by some future
prospects. | 1993-12-15 | 2015-06-25 | [
"hep-ph"
] | Tatsuya Nakada |
hep-ph/9312277 | On the Precision of the Computation of the QCD Corrections to
Electroweak Vacuum Polarizations | We demonstrate that the dispersive computation of the threshold enhancements
to heavy quark vacuum polarizations is unstable. Because of the slow
convergence of the dispersion relations the result critically depends on the
intermediate energy region where the non-relativistic approximation, intrinsic
to threshold calcu... | 1993-12-14 | 2010-11-01 | [
"hep-ph"
] | M.C. Gonzalez-Garcia, F. Halzen, and R.A. V\'azquez |
hep-ph/9312276 | Multigluon Helicity Amplitudes Involving a Quark Loop | We apply the solution to the recursion relation for the double-off-shell
quark current to the problem of computing one loop amplitudes with an arbitrary
number of gluons. We are able to compute amplitudes for photon-gluon
scattering, electron-positron annihilation to gluons, and gluon-gluon
scattering via a quark loop ... | 1993-12-14 | 2009-10-22 | [
"hep-ph"
] | Gregory Mahlon |
hep-ph/9312267 | Isgur-Wise Function from Bethe-Salpeter Amplitude | We develop the improved ladder approximation to QCD in order to apply it to
the heavy quark mesons. The resulting Bethe-Salpeter equation is expanded in
powers of the inverse heavy quark mass 1/M, and is shown to be consistent with
the heavy quark spin symmetry. We calculate numerically the universal leading
order BS a... | 1993-12-14 | 2010-11-01 | [
"hep-ph"
] | Taichiro Kugo, Mark G. Mitchard and Yuhsuke Yoshida |
hep-ph/9312280 | Spontaneous Current Generation in Cosmic Strings | It is shown that in models including the standard electroweak theory and for
some particular values of the underlying parameters, electric currents can be
spontaneously generated in cosmic strings, without the need of any external
field (e.g., electric or magnetic) as is required in most models. This
mechanism is then ... | 1993-12-14 | 2010-11-01 | [
"hep-ph",
"astro-ph"
] | Patrick PETER |
hep-ph/9312275 | Short-range YN interactions in the Quark Cluster Model | A phenomenological model for the hyperon-nucleon interactions is constructed
by using the quark cluster model approach to the short-distance baryon-baryon
interactions. The model contains the SU(3) symmetric meson exchange interaction
at large distances and the quark-exchange short-distance interaction. The main
featur... | 1993-12-14 | 2009-09-25 | [
"hep-ph",
"nucl-th"
] | Ken-ichiro Ogawa, Sachiko Takeuchi and Makoto Oka |
hep-ph/9312274 | $\gamma Z$ Pair Production at the Photon Linear Collider | $\gamma\gamma\to\gamma Z$ scattering at the Photon Linear Collider is
considered. Explicit formulas for helicity amplitudes due to $W$ boson loops
are presented. It is shown that the $Z\gamma$ pair production will be easily
observable at PLC and separation of the $W$ loop contribution will be possible
at $e^+e^-$ c.m. ... | 1993-12-14 | 2009-10-22 | [
"hep-ph"
] | G. Jikia and A. Tkabladze |
hep-ph/9312278 | Searching for an Invisibly Decaying Higgs Boson in E^+E^-, E-Gamma, and
Gamma-Gamma Collisions | Higgs bosons can have a substantial ``invisible'' branching ratio in many
extensions of the Standard Model, such as models where the Higgs bosons decay
predominantly into light or massless weakly interacting Goldstone bosons. In
this work, we examine the production mechanisms and backgrounds for invisibly
decaying Higg... | 1993-12-14 | 2009-09-17 | [
"hep-ph"
] | O.J.P. Eboli, M.C. Gonzalez-Garcia, A. Lopez-Fernandez, S.F. Novaes
and J.W.F. Valle |
hep-ph/9312279 | $1/N_c$ Rotational Corrections to $g_A$ and Isovector Magnetic Moment of
the Nucleon | The $1/N_c$ rotational corrections to the axial vector constant and the
isovector magnetic moment of the nucleon are studied in the Nambu --
Jona-Lasinio model. We follow a semiclassical quantization procedure in terms
of path integrals in which we can include perturbatively corrections in powers
of angular velocity $\... | 1993-12-14 | 2010-11-01 | [
"hep-ph"
] | Chr.V.Christov, K.Goeke, P.Pobilitsa, V.Petrov, M.Wakamatsu and
T.Watabe |
hep-ph/9312265 | On the Non-Equilibrium Early Universe | We study non--equilibrium ensemble corrections to particle masses and the
effective potential in the early universe, using a uniform momentum
distribution as an example. The resulting thermalization temperature is
computed assuming \sm degrees of freedom, and it is always found to be below
$5\times 10^{14}$ GeV, implyi... | 1993-12-13 | 2009-10-22 | [
"hep-ph"
] | P. Elmfors, K. Enqvist and I. Vilja |
hep-ph/9312273 | Tau Physics Prospects at the Tau-Charm Factory and at Other Machines | The prospects for tau physics at future high-luminosity facilities are
briefly discussed. Although important (and often complementary) contributions
will be made from other machines, the unique experimental environment near
threshold makes the Tau-Charm Factory the best experimental tool for $\tau$
physics. | 1993-12-13 | 2007-05-23 | [
"hep-ph"
] | A. Pich |
hep-ph/9312272 | Study of Constrained Minimal Supersymmetry | Taking seriously phenomenological indications for supersymmetry, we have made
a detailed study of unified minimal SUSY, including effects at the few percent
level in a consistent fashion. We report here a general analysis without
choosing a particular unification gauge group. We find that the encouraging
SUSY unificati... | 1993-12-13 | 2009-09-15 | [
"hep-ph"
] | G. L. Kane, Chris Kolda, Leszek Roszkowski and James D. Wells |
hep-ph/9312264 | The connection between single transverse spin asymmetries and the second
moment of $g_2$ | We point out that the size of the photon single spin asymmetry in
high--energy proton proton collisions with one transversely polarized proton
can be related to $d^{(2)}$, the twist three contribution to the second moment
of $g_2$. Both quantities should be measured in the near future. The first was
analysed by Qiu and... | 1993-12-13 | 2009-10-22 | [
"hep-ph"
] | B. Ehrnsperger, A. Schaefer, W. Greiner, L. Mankiewicz |
hep-ph/9312271 | CP violation in a multi-Higgs doublet model with flavor changing neutral
current | We study CP violation in a multi-Higgs doublet model based on a $S_3 \times
Z_3$ horizontal symmetry where CKM phase is not the principal source of CP
violation. We consider two mechanisms for CP violation in this model: a) CP
violation due to complex Yukawa couplings; and b) CP violation due to
scalar-pseudoscalar Hig... | 1993-12-13 | 2010-11-01 | [
"hep-ph"
] | N.G. Deshpande and Xiao-Gang He |
hep-ph/9312270 | Perspectives on Tau-Charm Factory Physics | The Tau-Charm Factory combines the optimum conditions to perform a
high-precision investigation of the $\tau$ and $\nu_\tau$ leptons, the $c$
quark, and light-quark, glueball and hybrid spectroscopy. An overview of the
broad physics program that this facility will address is presented. | 1993-12-13 | 2007-05-23 | [
"hep-ph"
] | A. Pich |
hep-ph/9312269 | Strange S--Wave Excitation of the NJL Soliton | The recently developed method to investigate mesonic fluctuations off the
chiral soliton in the Nambu--Jona--Lasinio model is applied to kaons in the
S--wave channel. It is shown that for commonly accepted choices of parameters
the presence of the soliton and the lack of confinement in this model provide
an unphysical ... | 1993-12-13 | 2008-11-26 | [
"hep-ph"
] | H. Weigel, R. Alkofer and H. Reinhardt |
hep-ph/9312268 | The $s$-channel approach to Lipatov's pomeron and hadronic cross
sections | We derive a generalized Balitskii-Fadin-Kuraev-Lipatov equation, which
applies directly to the perturbative QCD component of total cross section. With
the gluon correlation radius $R_{c} \sim 0.4$f we reproduce the empirical rate
of growth of the hadron-nucleon total cross sections. The simultaneous estimate
of the tri... | 1993-12-13 | 2009-09-25 | [
"hep-ph"
] | N.N. Nikolaev, B.G. Zakharov and V.R.Zoller |
hep-ph/9312266 | The Relevance of the Dipole Penguin Operators in $\epsilon'/\epsilon$ | The standard model contribution to $\epsilon'/\epsilon$ of the magnetic- and
electric-dipole penguin operators $Q_{11} = \frac{g_s}{16\pi^2} \, m_s \:
\bar{s}\, \sigma_{\mu\nu} t^a G^{\mu\nu}_a (1-\gamma_5 )\, d $ and $Q_{12} =
\frac{eQ_d}{16\pi^2}\, m_s \: \bar{s}\, \sigma_{\mu\nu}
F^{\mu\nu} (1-\gamma_5 )\, d $ is ... | 1993-12-13 | 2010-11-01 | [
"hep-ph"
] | S. Bertolini, M. Fabbrichesi and E. Gabrielli |
hep-ph/9312263 | TeV Scale Leptoquarks as a Signature of Standard--like Superstring
Models | We show that there can be TeV scale scalar and fermionic leptoquarks with
very weak Yukawa couplings in a generic standard--like superstring model.
Leptoquark--(down--like) quark mixing though present, is not large enough to
violate the unitarity bounds on the CKM matrix. The constraints on leptoquark
masses and coupli... | 1993-12-12 | 2010-11-01 | [
"hep-ph"
] | Edi Halyo |
hep-ph/9312257 | The ACCMM Model and the Heavy Quark Expansion | The ACCMM model predicts the lepton spectrum from $B$ meson decay by assuming
the meson disintegrates into a spectator quark of definite mass and momentum
distribution and an off shell $b$ quark whose decay leptons (boosted into the
rest frame of the meson) determine the lepton spectrum. In this letter, we show
that on... | 1993-12-10 | 2009-09-15 | [
"hep-ph"
] | Csaba Csaki and Lisa Randall |
hep-ph/9312260 | The Regularization of the Fermion Determinant in Chiral Quark Models | The momentum dependence of the quark self energy gives a physically motivated
and consistent regularization of both the real and imaginary parts of the quark
loop contribution to the meson action. We show that the amplitudes for
anomalous processes are always reproduced correctly. | 1993-12-10 | 2007-05-23 | [
"hep-ph",
"nucl-th"
] | R. D. Ball and G. Ripka |
hep-ph/9312262 | Determination of Vts from D -> K* l nu and B -> K* gamma data via heavy
quark symmetry and perturbative QCD | We use heavy quark effective theory (HQET) and perturbative QCD to study the
heavy meson -- light vector meson transitions involved in D and B decays. HQET
is used to relate the measured D -> K* l nu vector and axial-vector form
factors at four-momentum transfer q^2 = 0 to the B -> K* gamma tensor and
axial-tensor form... | 1993-12-10 | 2010-11-01 | [
"hep-ph"
] | P. A. Griffin, M. Masip, and M. McGuigan |
hep-ph/9312255 | The Goldberger -- Treiman Relation, $g_A$ and $g_{\pi NN}$ at $T\neq 0$ | The Goldberger-Treiman relation is shown to persist in the chiral limit at
finite temperatures to order $O(T^2)$. The $T$ dependence of $g_A$ turns out to
be the same as for $F_{\pi}$, $g_{A}(T)=g_{A}(0)(1-T^2/12F^2)$, while $g_{\pi
NN}$ is temperature independent to this order. The baryon octet ${\cal D}$ and
${\cal F... | 1993-12-10 | 2009-12-30 | [
"hep-ph",
"nucl-th"
] | V.L. Eletsky and Ian I. Kogan |
hep-ph/9312259 | Quantum statistical effects on parton distribution scaling behaviour | Starting from the old idea that Fermi statistics for quarks play a
fundamental role to explain some features of hadron structure, we study the
modification of the scaling behaviour of parton distributions due to quantum
statistical effects. In particular, by following an interesting formal analogy
which holds between t... | 1993-12-10 | 2007-05-23 | [
"hep-ph"
] | G. Mangano, G. Miele and G. Migliore |
hep-ph/9312256 | Electromagnetic Deflection of Spinning Particles | We show that it is possible to obtain self-consistent and physically
acceptable relativistic classical equations of motion for a point-like
spin-half particle possessing an electric charge and a magnetic dipole moment,
directly from a manifestly covariant Lagrangian, if the classical degrees of
freedom are appropriatel... | 1993-12-10 | 2015-06-25 | [
"hep-ph"
] | John P. Costella and Bruce H. J. McKellar |
hep-ph/9312258 | Dependence of the Form Factors of $B \to \pi \ell \nu$ on the Heavy
Quark Mass | We use QCD sum rules to analyze the semileptonic transition $B \to \pi \ell
\nu$ in the limit $m_b \to \infty$. We derive the dependence of the form factor
$F_1(0)$ on the heavy quark mass, which is compatible with the expected
dependence for the simple pole model of $F_1(q^2)$. | 1993-12-10 | 2010-11-01 | [
"hep-ph"
] | P.Colangelo and P.Santorelli |
hep-ph/9312250 | Heavy quark supermultiplet excitations | Lorentz covariant wave functions for meson and baryon supermultiplets are
simply derived by boosting $SU(2)_J$ representations corresponding to
multiquark systems at rest. | 1993-12-09 | 2008-11-26 | [
"hep-ph"
] | R. Delbourgo, Dongsheng Liu |
hep-ph/9312252 | Chiral Symmetry Restoration at Finite Temperature in the Linear
Sigma--Model | The temperature behaviour of meson condensates $<\sigma_0>$ and $<\sigma_8>$
is calculated in the $SU(3)\times SU(3)$-linear sigma model. The couplings of
the Lagrangian are fitted to the physical $\pi,K,\eta,\eta'$ masses, the pion
decay constant and a $O^+(I=0)$ scalar mass of $m_\sigma=1.5$ GeV. The quartic
terms of... | 1993-12-09 | 2010-11-01 | [
"hep-ph"
] | D. Metzger, H. Meyer--Ortmanns, H.--J. Pirner |
hep-ph/9312261 | Veneziano Ghost Versus Isospin Breaking | It is argued that an account for the Veneziano ghost pole, appearing in
resolving the U(1) problem, is necessary for understanding an isospin violation
in the $ \pi - \eta - \eta' $ system. By virtue of a perturbative expansion
around the $ SU(2)_{V} $ ( $ m_{u} = m_{d} $ ) symmetric Veneziano solution, we
find that th... | 1993-12-09 | 2009-10-22 | [
"hep-ph"
] | Igor Halperin |
hep-ph/9312254 | A Texture Bestiary | Textures are topologically nontrivial field configurations which can exist in
a field theory in which a global symmetry group $G$ is broken to a subgroup
$H$, if the third homotopy group $\p3$ of $G/H$ is nontrivial. We compute this
group for a variety of choices of $G$ and $H$, revealing what symmetry breaking
pattern... | 1993-12-09 | 2009-10-22 | [
"hep-ph",
"astro-ph"
] | James A. Bryan, Sean M. Carroll, and Ted Pyne |
hep-ph/9312253 | Right-handed-neutrino Majorana mass at the SUSY GUT scale and the
solution of the solar-neutrino problem | In the SUSY GUT scenario, it is natural to assume the right-handed-neutrino
Majorana-mass scale to be $10^{16}$ GeV. This will in principle lead, by the
seesaw mechanism, to a $ \nu_{\tau} $ mass of order $ m_t^2 / (10^{16}\, {\rm
GeV}) \sim 3 \times 10^{-3}\, {\rm eV} $. This suggests that the solution of
the solar-ne... | 1993-12-09 | 2009-10-22 | [
"hep-ph"
] | L. Lavoura |
hep-ph/9312251 | One loop corrections to the Neutralino sector and Radiative Electroweak
Breaking in the MSSM | We compute one loop radiative corrections to the physical neutralino masses
in the MSSM considering the dominant top-stop contributions. We present a
numerical renormalization group analysis of the feasibility of the radiative
gauge symmetry breaking parametrized by the standard soft supersymmetry
breaking terms. Altho... | 1993-12-09 | 2011-07-19 | [
"hep-ph"
] | A.B. Lahanas, K. Tamvakis and N.D. Tracas |
hep-ph/9312247 | A Type II Supernovae Constraint on $\nu_e$-$\nu_s$ | The role of a resonant $\nu_e$-$\nu_s$ oscillation is discussed in the event
of a supernova explosion. It is concluded that a significant $\nu_e$-$\nu_s$
mixing may hinder the ability of the supernova to explode. It may also cool the
proto-neutron star too quickly with respect to the observed cooling time of
several se... | 1993-12-08 | 2011-06-10 | [
"hep-ph",
"astro-ph"
] | Xiangdong Shi and Guenter Sigl |
hep-ph/9312244 | The Behavior of the Slope of Elastic Nucleon Scattering at Small
Transfer Momenta and Recent Ua4 Data | Theoretical predictions for the behavior of the slope of the nucleon-nucleon
scattering and another parameters of the differential cross sections in the
framework of the dynamic model are compared with the recent UA4 data at small
transfer momenta and at the centre-of-mass energy of 541 GeV. The predictions
at superhig... | 1993-12-08 | 2015-06-25 | [
"hep-ph"
] | S.V.Goloskokov, S.P.Kuleshov, O.V.Selyugin |
hep-ph/9312245 | Weinberg-Type Sum Rules at Zero and Finite Temperature | We consider sum rules of the Weinberg type at zero and nonzero temperatures.
On the basis of the operator product expansion at zero temperature we obtain a
new sum rule which involves the average of a four-quark operator on one side
and experimentally measured spectral densities on the other. We further
generalize the ... | 1993-12-08 | 2009-10-22 | [
"hep-ph"
] | J. I. Kapusta and E. V. Shuryak |
hep-ph/9312246 | The Hill Theorem | It is studied how strong interactions in the Higgs sector can lead to
deviations in vector boson selfcouplings. Normally such effects are small due
to Veltman's screening theorem. It is shown that strong interactions are
possible, if there is a hierarchy of strong interactions in the Higgs sector.
This is called Hill's... | 1993-12-08 | 2007-05-23 | [
"hep-ph"
] | J. J. van der Bij |
hep-ph/9312249 | QCD corrections to decays of polarised charm and bottom quarks | Distributions of charged leptons in semileptonic $\Lambda_c$ and $\Lambda_b$
decays can be used as spin analysers for the corresponding charm and bottom
quarks. QCD corrections to the energy spectra of charged leptons have been
given in the literature as well as the corrections to the angular dependence
for polarised u... | 1993-12-08 | 2011-01-25 | [
"hep-ph"
] | A. Czarnecki, M. Je\.zabek, J.G. K\"orner and J.H. K\"uhn |
hep-ph/9312248 | Radiative Corrections to Neutralino and Chargino Masses in the Minimal
Supersymmetric Model | We determine the neutralino and chargino masses in the MSSM at one-loop. We
perform a Feynman diagram calculation in the on-shell renormalization scheme,
including quark/squark and lepton/slepton loops. We find generically the
corrections are of order 6%. For a 20 GeV neutralino the corrections can be
larger than 20%. ... | 1993-12-08 | 2009-08-12 | [
"hep-ph"
] | Damien Pierce and Aris Papadopoulos |
hep-ph/9312240 | Lattice Phenomenology | A review of the status of lattice simulations in particle physics
phenomenology is presented. Recent computations of leptonic decay constants of
light and heavy mesons, and of the Isgur-Wise function relevant for
semi-leptonic decays of $B$-mesons, are discussed in some detail. Calculations
of other quantities are brie... | 1993-12-07 | 2008-02-03 | [
"hep-ph"
] | C.T.Sachrajda |
hep-ph/9312241 | The Isgur-Wise Function from the Lattice | We calculate the Isgur-Wise function by measuring the elastic scattering
amplitude of a $D$ meson in the quenched approximation on a $24^3\times48$
lattice at $\beta=6.2$, using an $O(a)$-improved fermion action. We use this
result, in conjunction with heavy-quark symmetry, to extract $|V_{cb}|$ from
the experimentally... | 1993-12-07 | 2008-02-03 | [
"hep-ph",
"hep-lat"
] | Laurent Lellouch, UKQCD Collaboration |
hep-ph/9312239 | Higher-Order Corrections to the Large-$N_c$ Bound on
$M_{\eta}/M_{\eta'}$ | Next-to-leading $1/\N$ corrections to the upper bound on $M_{\eta}/M_{\eta
'}$ recently obtained by Georgi are considered. These corrections are just what
is needed to reconcile the bound with the observed $\eta$ and $\eta'$ masses. | 1993-12-07 | 2016-09-01 | [
"hep-ph"
] | S. Peris |
hep-ph/9312236 | A New Approach to Numerical Quantum Field Theory | In this note we present a new numerical method for solving Lattice Quantum
Field Theory. This Source Galerkin Method is fundamentally different in concept
and application from Monte Carlo based methods which have been the primary mode
of numerical solution in Quantum Field Theory. Source Galerkin is not
probabilistic a... | 1993-12-07 | 2009-10-22 | [
"hep-ph",
"hep-lat"
] | S. Garcia, G.S. Guralnik, J. Lawson |
hep-ph/9312243 | Pion Loop Contribution to the Electromagnetic Pion Charge Radius | A phenomenological Dyson-Schwinger equation approach to QCD, formalised in
terms of a QCD based model field theory, is used to calculate the
electromagnetic charge radius of the pion. The contributions from the quark
core and pion loop, as defined in this approach, are identified and compared.
It is shown explicitly th... | 1993-12-07 | 2010-03-04 | [
"hep-ph",
"nucl-th"
] | Reinhard Alkofer, Axel Bender and Craig D. Roberts |
hep-ph/9312238 | How Big Can Anomalous W Couplings Be? | Conventional wisdom has it that anomalous gauge-boson self-couplings can be
at most a percent or so in size. We test this wisdom by computing these
couplings at one loop in a generic renormalizable model of new physics. (For
technical reasons we consider the CP-violating couplings here, but our results
apply more gener... | 1993-12-07 | 2010-11-01 | [
"hep-ph"
] | C.P. Burgess, M. Frank and C. Hamzaoui |
hep-ph/9312242 | Instanton-induced particle production in deep inelastic scattering | I discuss the instanton-induced contributions to the coefficient functions in
front of parton densities. They correspond to the spherically symmetric
particle production at the level of $10^{-2}-10^{-5}$ of the total cross
section of deep inelastic scattering from the parton. | 1993-12-07 | 2007-05-23 | [
"hep-ph"
] | I.Balitsky |
hep-ph/9312231 | Electroweak Radiative Corrections | A new framework to study electroweak physics at one-loop level in general
${\rm SU(2)_L \times U(1)_Y}$ theories is introduced. It separates the 1-loop
corrections into two pieces: process specific ones from vertex and box
contributions and the universal ones due to contributions to the gauge boson
propagators. The lat... | 1993-12-07 | 2008-02-03 | [
"hep-ph"
] | K.Hagiwara, S.Matsumoto, and C.S.Kim |
hep-ph/9312237 | Improved QCD sum rule estimates of the higher twist contributions to
polarised and unpolarised nucleon structure functions | We re-examine the estimates of the higher twist contributions to the integral
of $g_1$, the polarised structure function of the nucleon, based on QCD sum
rules. By including corrections both to the perturbative contribution and to
the low energy contribution we find that the matrix elements of the relevant
operators ar... | 1993-12-07 | 2009-10-22 | [
"hep-ph"
] | Graham G. Ross and R.G. Roberts |
hep-ph/9312235 | Supersymmetric Left-Right Model and its Tests in Linear Colliders | We investigate phenomenological implications of a supersymmetric left-right
model based on $SU(2)_L\times SU(2)_R\times U(1)_{B-L}\,$ gauge symmetry
testable in the next generation linear colliders. We concentrate in particular
on the doubly charged $SU(2)_R$ triplet higgsino $\tilde\Delta$, which we find
very suitable... | 1993-12-07 | 2009-10-22 | [
"hep-ph"
] | K. Huitu, J. Maalampi and M. Raidal |
hep-ph/9312223 | Tensor Integrals for Two Loop Standard Model Calculations | We give a new method for the reduction of tensor integrals to finite integral
representations and UV divergent analytic expressions. This includes a new
method for the handling of the gamma-algebra. TYPO IN EQUATION (5) CORRECTED,
MACROS REORDERED. | 1993-12-06 | 2009-10-22 | [
"hep-ph"
] | Dirk Kreimer |
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