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 |
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alg-geom/9402007 | Boundedness and $K^2$ for log surfaces | Let $\epsilon, C$ be two positive real numbers, and $\mathcal C \subset
\mathbb R$ be a DCC (descending chain condition) set. Let $(X, B = \sum b_j
B_j)$ denote a projective surface with an $\mathbb R$-divisor. Then
(1) The class $\{X\}$ of surfaces for which there exists a divisor $B$ such
that $(X,B)$ is $\epsilon$... | 1994-02-09 | 2017-02-20 | [
"alg-geom",
"math.AG"
] | Valery Alexeev |
alg-geom/9402008 | Variation of Geometric Invariant Theory Quotients | Geometric Invariant Theory gives a method for constructing quotients for
group actions on algebraic varieties which in many cases appear as moduli
spaces parametrizing isomorphism classes of geometric objects (vector bundles,
polarized varieties, etc.). The quotient depends on a choice of an ample
linearized line bundl... | 1994-02-09 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Igor V. Dolgachev and Yi Hu |
alg-geom/9402006 | On surfaces in P^4 and 3-folds in P^5 | This is a survey on the classification of smooth surfaces in P^4 and smooth
3-folds in P^5. We recall the corresponding results arising from adjunction
theory and explain how to construct examples via syzygies. We discuss some
examples in detail and list all families of smooth non-general type surfaces in
P^4 and 3-fol... | 1994-02-08 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Wolfram Decker and Sorin Popescu |
alg-geom/9402005 | The Tangent Space at a Special Symplectic Instanton Bundle on $P_{2n+1}$ | Mathematical instanton bundles on $ P_3$ have their analogues in rank--$2n$
instanton bundles on odd dimensional projective spaces $ P_{2n+1}$. The
families of special instanton bundles on these spaces generalize the special
'tHooft bundles on $ P_3$. We prove that for a special symplectic instanton
bundle $ E$ on $ P_... | 1994-02-07 | 2016-08-14 | [
"alg-geom",
"math.AG"
] | Giorgio Ottaviani and G\"unther Trautmann |
alg-geom/9402004 | Boundedness theorem for Fano log-threefolds | The main purpose of this article is to prove that the family of all Fano
threefolds with log-terminal singularities with bounded index is bounded. | 1994-02-06 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | A. Borisov |
alg-geom/9402003 | The combinatorics of the Verlinde formulas | A residue formula is given for the Verlinde formula, which allows one to
calculate its coefficients as a polynomial in the level and connects it to the
Riemann-Roch formula on the moduli space of vector bundles on a curve. | 1994-02-04 | 2008-02-03 | [
"alg-geom",
"hep-th",
"math.AG"
] | Andras Szenes |
alg-geom/9402002 | Dual Cones and Mirror Symmetry for Generalized Calabi-Yau Manifolds | We introduce a special class of convex rational polyhedral cones which allows
to construct generalized Calabi-Yau varieties of dimension $(d + 2(r-1))$,
where $r$ is a positive integer and d is the dimension of critical string vacua
with central chatge $c = 3d$. It is conjectured that the natural combinatorial
duality ... | 1994-02-03 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Victor V. Batyrev and Lev A. Borisov |
alg-geom/9402001 | The theta divisior of the bidegree (2,2) threefold in ${\bf P}^{2}
\times {\bf P}^{2}$ | Let T be a general bidegree (2,2) divisor in the product of two projective
planes. Recently A.Verra proved that the existence of two conic bundle
structures (c.b.s.) on T implies a new counterexample to the Torelli theorem
for Prym varieties. Let J(T) be the jacobian of T. In this paper we prove that
any of the two c.b... | 1994-02-03 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Atanas Iliev |
alg-geom/9401010 | Diagram Method for 3-Folds and its Application to Kahler Cone and Picard
Number of Calabi-Yau 3-Folds, I. with Appendix by Vyacheslav V. Shokurov:
"Anticanonical boundedness for curves" | We prove the general diagram method theorem valid for the quite large class
of 3-folds with Q-factorial singularities (see Basic Theorem 1.3.2 and also
Theorem 2.2.6). This gives the generalization of our results about Fano 3-folds
with Q-factorial terminal singularities (Preprint alg-geom/9311007).
As an application... | 1994-01-31 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Viacheslav V. Nikulin |
alg-geom/9401009 | The Connectedness of Space Curve Invariants | It is a result of Gruson and Peskine that the invariants of a set points in
$\ptwo$ in general position are connected. Associated to a space curve there
are sequences of invariants which generalize the invariants of points in
$\ptwo$. The main result of this paper is to show that the invariants of
reduced, irreducible,... | 1994-01-28 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Michele Cook |
alg-geom/9401006 | A common generalization of the Fr\"olicher-Nijenhuis bracket and the
Schouten bracket for symmetry multi vector fields | There is a canonical mapping from the space of sections of the bundle $\wedge
T^\ast M\otimes ST\ M$ to $\Omega(T^\ast M ; T(T^\ast M))$. It is shown that
this is a homomorphism on $\Omega(M;TM) for the Fr\"olicher-Nijenhuis brackets,
and also on $\Gamma(ST\ M)$ for the Schouten bracket of symmetric multi vector
fields... | 1994-01-25 | 2008-02-03 | [
"alg-geom",
"hep-th",
"math.AG"
] | M. Dubois-Violette, P.W. Michor |
alg-geom/9401007 | A blow-up construction and graph coloring | Given a graph G (or more generally a matroid embedded in a projective space),
we construct a sequence of varieties whose geometry encodes combinatorial
information about G. For example, the chromatic polynomial of G (giving at each
m>0 the number of colorings of G with m colors, such that no adjacent vertices
are assig... | 1994-01-25 | 2012-04-10 | [
"alg-geom",
"math.AG"
] | Paolo Aluffi |
alg-geom/9401008 | Stable triples, equivariant bundles and dimensional reduction | This is a resubmission of preprint 9401008 , which has some TeXnical errors
introduced by the "reform" procedure (designed to avoid precisely these
problems!). The original can be formatted by editing out the messages "%%
following line cannot be broken..." at line 1674. This problem has been
corrected in the current v... | 1994-01-25 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Steven B. Bradlow and Oscar Garcia-Prada |
alg-geom/9401005 | Stable cohomology of the mapping class group with symplectic
coefficients and of the universal Abel-Jacobi map | This replacement corrects statement and proof of the main result. Also, a
section on the universal Abel-Jacobi map has been added. | 1994-01-24 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Eduard Looijenga |
alg-geom/9401004 | Matrix identities connected with the jacobian conjecture | We give necessary and sufficient conditions, in the form of matrix
identities, for a polynomial f in C[X,Y] to be a component of a polynomial
automorphism of C^2 and to be a component of a Keller polynomial mapping of
C^2, respectively ((f,g) is a Keller polynomial mapping iff Jac(f,g) = 1). | 1994-01-21 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Tadeusz Krasin\'nski |
alg-geom/9401003 | The Fundamental Group of Some Siegel Modular Threefolds | Let A be the moduli space of (1,p)-polarised abelian surfaces with a level
structure, for p an odd prime. Let X be a desingularisation of any algebraic
compactification of A. Then X is simply-connected. | 1994-01-18 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | K. Hulek and G.K. Sankaran |
alg-geom/9401002 | Holomorphic functions on an algebraic group invariant under a
Zariski-dense subgroup | Let G be complex linear-algebraic group, H a subgroup, which is dense in G in
the Zariski-topology. Assume that G/[G,G] is reductive and furthermore that (1)
G is solvable, or (2) the semisimple elements in G'=[G,G] are dense. Then every
H-invariant holomorphic function on G is constant. If G=G', furthermore every
H-in... | 1994-01-16 | 2008-02-03 | [
"alg-geom",
"math.AG"
] | Joerg Winkelmann |
alg-geom/9401001 | Binomial Ideals | We investigate the structure of ideals generated by binomials (polynomials
with at most two terms) and the schemes and varieties associated to them. The
class of binomial ideals contains many classical examples from algebraic
geometry, and it has numerous applications within and beyond pure mathematics.
The ideals defi... | 1994-01-11 | 2008-02-03 | [
"alg-geom",
"math.AC",
"math.AG"
] | David Eisenbud and Bernd Sturmfels |
astro-ph/9412097 | Large-angle Polarization of the Cosmic Microwave Background Radiation
and Reionization | We discuss the effect of matter reionization on the large-angular-scale
anisotropy and polarization of the cosmic microwave background radiation (CMBR)
in the standard CDM model. We separate three cases in which the anisotropy is
induced by pure scalar, pure tensor, and mixed metric perturbations
respectively. It is fo... | 1994-12-31 | 2009-10-22 | [
"astro-ph"
] | Ka Lok Ng & Kin-Wang Ng, 19 pages, latex, 10 figures, available upon
request |
astro-ph/9412098 | Gamma-Ray Bursts and Binary Neutron Star Mergers | Neutron star binaries, such as the one observed in the famous binary pulsar
PSR 1916+13, end their life in a catastrophic merge event (denoted here
NS$^2$M). The merger releases $\approx 5 \cdot 10^{53}$ergs, mostly as
neutrinos and gravitational radiation. A small fraction of this energy suffices
to power $\gamma$-ray... | 1994-12-31 | 2009-09-25 | [
"astro-ph"
] | Tsvi Piran |
astro-ph/9412096 | Cosmic confusion | We propose to minimise the cosmic confusion between Gaussian and non Gaussian
theories by investigating the structure in the m's for each multipole of the
cosmic radiation temperature anisotropies. We prove that Gaussian theories are
(nearly) the only theories which treat all the m's equally. Hence we introduce
a set o... | 1994-12-30 | 2009-10-22 | [
"astro-ph"
] | J.C.R.Magueijo |
astro-ph/9412095 | Galaxy Dynamics Predictions in the Nonsymmetric Gravitational Theory | In the weak field approximation, the nonsymmetric gravitational theory has,
in addition to the Newtonian gravitational potential, a Yukawa potential
produced by the exchange of a spin $1^+$ boson between fermions. If the range
$r_0$ is of order $30$ kpc, then the potential due to the interaction of known
neutrinos in t... | 1994-12-28 | 2015-06-24 | [
"astro-ph"
] | J. W. Moffat |
astro-ph/9412094 | Big-Bang Nucleosynthesis as a Probe of the Geometry of Superspace | We study the effect from a general ultralocal supermetric on primordial
nucleosynthesis for Friedmann-Robertson-Walker Cosmology. The parameter
$\lambda$ of the supermetric changes the effective number of degrees of
freedom, $g_*$, which modifies the Friedmann equation. This modification
produces variations in the prod... | 1994-12-28 | 2010-11-01 | [
"astro-ph",
"gr-qc"
] | A. Llorente and J. Perez-Mercader |
astro-ph/9412092 | Similarities Between the Inner Solar System and the Planetary System of
PSR B1257+12 | We call attention to the surprising similarity between the newly discovered
planetary system around PSR B1257+12 and the inner solar system. The similarity
is in the ratios of the orbital radii and the masses of the three planets. | 1994-12-27 | 2009-10-22 | [
"astro-ph"
] | Tsevi Mazeh and Itzhak Goldman |
astro-ph/9412093 | The z=0.8596 Damped Lyman Alpha Absorbing Galaxy Toward PKS 0454+039 | We present {\it Hubble Space Telescope} and ground--based data on the
$z_{abs}=0.8596$ metal line absorption system along the line of sight to PKS
0454+0356. The system is a moderate redshift damped Lyman alpha system, with
${\rm N(HI)}=(5.7\pm0.3)\times10^{20}$~cm$^{-2}$ as measured from the {\it
Faint Object Spectrog... | 1994-12-27 | 2009-10-22 | [
"astro-ph"
] | C. Steidel, D. Bowen, J. C. Blades, and M. Dickinson |
astro-ph/9412091 | Very High Energy Gamma Rays from PSR1706-44 | We have obtained evidence of gamma-ray emission above 1 TeV from PSR1706-44,
using a ground-based telescope of the atmospheric \v{C}erenkov imaging type
located near Woomera, South Australia. This object, a $\gamma$-ray source
discovered by the COS B satellite (2CG342-02), was identified with the radio
pulsar through t... | 1994-12-27 | 2011-04-04 | [
"astro-ph"
] | T. Kifune, et al, CANGAROO Collaboration |
astro-ph/9412090 | Limits on the global Hubble constant and the age of the universe | While the recent discovery of the Cepheid variables in the Virgo cluster
galaxies puts additional support for the Hubble constant $H_0 \sim
80$km/sec/Mpc, a relatively lower value $H_0 \sim 50$km/sec/Mpc is suggested by
other distance indicators based on the Sunyaev-Zel'dovich effect and the
gravitational lens which pr... | 1994-12-26 | 2017-02-01 | [
"astro-ph"
] | Y. Suto, T. Suginohara, and Y. Inagaki |
astro-ph/9412088 | An analytic model for the gravitational clustering of dark matter haloes | We develop a simple analytic model for the gravitational clustering of dark
haloes. The statistical properties of dark haloes are determined from the
initial density field (assumed to be Gaussian) through an extension of the
Press-Schechter formalism. Gravitational clustering is treated by a spherical
model which descr... | 1994-12-22 | 2007-05-23 | [
"astro-ph"
] | H. J. Mo and S. D. M. White |
astro-ph/9412087 | Predicting Big Bang Deuterium | We present new upper and lower bounds to the primordial abundances of
deuterium and helium-3 based on observational data from the solar system and
the interstellar medium. Independent of any model for the primordial production
of the elements we find (at the 95\% C.L.): $1.5 \times 10^{-5} \le (D/H)_P \le
10.0 \times 1... | 1994-12-22 | 2009-10-22 | [
"astro-ph",
"hep-ph"
] | N. Hata, R.J. Scherrer, G. Steigman, D. Thomas and T.P. Walker |
astro-ph/9412086 | Interaction of the Loop I Supershell with the Local Hot Bubble | A soft X-ray shadow has been discovered on the periphery of the Loop I
supershell in the ROSAT All Sky Survey. The distance, size, geometry and
spectral data indicate that it is cast by an annular volume of dense neutral
matter which has formed in the collision of the Loop I superbubble and the
Local Hot Bubble. This i... | 1994-12-22 | 2007-05-23 | [
"astro-ph"
] | Roland J. Egger & Bernd Aschenbach, MPE Garching, GERMANY |
astro-ph/9412082 | On the measurement of the Hubble constant in a local low-density
universe | Astrophysical observations indicate that the ``Local Universe" has a
relatively lower matter density ($\Omega_0$) than the predictions of the
standard inflation cosmology and the large-scale motions of galaxies which
provide a mean mass density to be very close to unity. In such a local
underdense region the Hubble exp... | 1994-12-21 | 2016-08-30 | [
"astro-ph"
] | Xiang-Ping Wu, Zugan Deng, Zhenlong Zou, Li-Zhi Fang and Bo Qin |
astro-ph/9412084 | R-Band Imaging of Fields Around 1<z<2 Radiogalaxies | We have taken deep $R$-band images of fields around five radiogalaxies:
0956+47, 1217+36, 3C256, 3C324 and 3C294 with $1<z<2$ . 0956+47 is found to
show a double nucleus. Our data on 1217+36 suggest the revision of its
classification as a radiogalaxy. We found a statistically significant excess of
bright ($19.5<R<22$) ... | 1994-12-21 | 2009-10-22 | [
"astro-ph"
] | N.Benitez, E.Martinez-Gonzalez, J.I. Gonzalez-Serrano & L. Cayon |
astro-ph/9412085 | Thermal Comptonization in Mildly Relativistic Pair Plasmas | We use a Monte Carlo simulation to calculate the spectra of mildly
relativistic thermal plasmas in pair balance. We use the exact integral
expression for the electron-positron thermal annihilation spectrum, and provide
accurate expressions for the Gaunt factors of electron-ion, electron-electron,
and electron-positron ... | 1994-12-21 | 2009-10-22 | [
"astro-ph"
] | J. G. Skibo, C. D. Dermer, R. Ramaty and J. M. McKinley |
astro-ph/9412083 | The Eddington Limit and Soft Gamma Repeaters | Observed intensities and inferred distances of soft gamma repeaters imply
luminosities in excess of the nominal (electron-scattering opacity) Eddington
limit by four to six orders of magnitude. I review the physical basis of this
limit. Accretional luminosities may exceed it if energy is hydrodynamically
coupled from a... | 1994-12-21 | 2007-05-23 | [
"astro-ph"
] | J. I. Katz |
astro-ph/9412071 | BETA PICTORIS : Evidence of light variations | We have analyzed Beta Pictoris photometric measurements obtained from La
Silla by the Geneva Observatory from 1975 to 1992. These data show evidence of
variations in the brightness of the star, with no color dependency. Here, we
demonstrate that the light variations are present on long as well as on short
time scales. ... | 1994-12-20 | 2011-05-23 | [
"astro-ph"
] | A. Lecavelier des Etangs, M. Deleuil, A. Vidal-Madjar et al |
astro-ph/9412076 | Small Deviations from the R^1/4 Law, the Fundamental Plane, and Phase
Densities of Elliptical Galaxies | The light profiles of elliptical (E) galaxies are known to display small
systematic deviations (0.1-0.2 mag.) from the R^1/4 law. In this paper we show
that the senses and amplitudes of these departures can be naturally accounted
for by a simple distribution function constructed on the basis of statistical
mechanics of... | 1994-12-20 | 2009-07-22 | [
"astro-ph"
] | Jens Hjorth and Jes Madsen |
astro-ph/9412081 | On The Validity of the Streaming Model for the Redshift-Space
Correlation Function in the Linear Regime | The relation between the galaxy correlation function in real and
redshift-space is derived in the linear regime by an appropriate averaging of
the joint probability distribution of density and velocity. The derivation
recovers the familiar linear theory result on large scales but has the
advantage of clearly revealing ... | 1994-12-20 | 2009-10-22 | [
"astro-ph"
] | Karl B. Fisher (Institute for Advanced Study) |
astro-ph/9412079 | Cosmological Perturbations from Cosmic Strings | Some aspects of the theory of cosmological perturbations from cosmic strings
and other topological defects are outlined, with particular reference to a
simple example: a spatially flat CDM-dominated universe. The conserved
energy-momentum pseudo-tensor is introduced, and the equation for the density
perturbation derive... | 1994-12-20 | 2010-11-01 | [
"astro-ph"
] | Mark Hindmarsh |
astro-ph/9412080 | The Sloan Digital Sky Survey | We summarize the plans for and the current status of the Sloan Digital Sky
Survey, a digital imaging and spectroscopic survey of $\pi$ steradians in the
northern Galactic cap. The CCD photometric survey will produce images in five
bands to limiting magnitudes of order 23. The spectroscopic survey will obtain
redshifts ... | 1994-12-20 | 2007-05-23 | [
"astro-ph"
] | James E. Gunn and David H. Weinberg |
astro-ph/9412072 | Substructures and Density Profiles of Clusters in Models of Galaxy
Formation | In this paper we investigate, using high resolution N-body simulations, the
density profiles and the morphologies of galaxy clusters in seven models of
structure formation. We show that these properties of clusters are closely
related to the occurrence of a significant merging event in the recent past.
The seven models... | 1994-12-20 | 2015-06-24 | [
"astro-ph"
] | Y.P. Jing, H.J. Mo, G. Boerner, L.Z. Fang |
astro-ph/9412075 | Optimized Lagrangian Approximations for Modelling Large--Scale Structure
at Non--Linear Stages | Approximations to the exact solutions for gravitational instability in the
expanding Universe are extremely useful for understanding the evolution of
large--scale structure. We report on a series of tests of Newtonian Lagrangian
perturbation schemes using N--body simulations for various power--spectra with
scale--indep... | 1994-12-20 | 2007-05-23 | [
"astro-ph"
] | T. Buchert, A.L. Melott, A.G. Weiss |
astro-ph/9412070 | Generation of Density Perturbations by Primordial Magnetic Fields | We study the generation and evolution of density perturbations and peculiar
velocities due to primordial magnetic fields. We assume that a random magnetic
field was present before recombination and follow the field's effect on the
baryon fluid starting at recombination. We find that magnetic fields generate
growing den... | 1994-12-20 | 2009-10-22 | [
"astro-ph"
] | Eun-jin Kim, Angela Olinto, and Robert Rosner |
astro-ph/9412077 | K Band Microlensing of the Inner Galaxy | Microlensing searches toward the inner galaxy $(|l|,|b|\leq 22.\hskip-2pt'5)$
have several major advantages. First, the event rate is strongly dominated by
bulge-bulge lensing events where both the source and lens lie in the bulge.
Second, these bulge-bulge events have very short time scales $t_e\sim 2\,$days
and are t... | 1994-12-20 | 2009-10-22 | [
"astro-ph"
] | Andrew Gould |
astro-ph/9412078 | Dynamics and Interactions of Binaries and Neutron Stars in Globular
Clusters | We model the dynamics of test binaries in isotropic, multi-mass models of
galactic globular clusters. The evolution of binary orbits through the cluster
potentials is modeled, including second order diffusion terms, and
probabilities for close encounters with field stars are calculated. We carry
out Monte Carlo simulat... | 1994-12-20 | 2008-11-26 | [
"astro-ph"
] | Steinn Sigurdsson and E.S. Phinney |
astro-ph/9412074 | High-Resolution Imaging of the Gravitational Lens Candidate 1208+1011
with the Nordic Optical Telescope | The large-redshift (z=3.8) quasar 1208+1011 has recently been discovered to
be a gravitational lens candidate with a separation of 0.47" between the two
imaged components (A and B). NOT (Nordic Optical Telescope) and HST (Hubble
Space Telescope) studies from 1992 probing primarily the continuum light show
that the ampl... | 1994-12-20 | 2011-05-23 | [
"astro-ph"
] | Jens Hjorth, Frank Grundahl, Kari Nilsson and Leif Festin |
astro-ph/9412073 | The Connection between X-ray- and Radio-Selected BL Lacertae Objects | We explain the properties of X-ray selected BL Lacertae objects, under the
assumption that they constitute the small minority of the BL Lac population
with energy cutoff located in the UV/X-ray band, as suggested by their
multifrequency spectra. In particular, we derive their X-ray luminosity
function, log N-log S, and... | 1994-12-20 | 2009-10-22 | [
"astro-ph"
] | Paolo Padovani and Paolo Giommi |
astro-ph/9412069 | Chemical Evolution of the Galactic Disk and Bulge | Invited Review at IAU Symp 164 on Stellar Populations. The Milky Way Galaxy
offers a unique opportunity for testing theories of galaxy formation and
evolution. The study of the spatial distribution, kinematics and chemical
abundances of stars in the Milky Way Galaxy allows one to address specific
questions pertinent to... | 1994-12-19 | 2009-10-22 | [
"astro-ph"
] | Rosemary F.G. Wyse (JHU and Ucb) |
astro-ph/9412066 | Cosmogony of Generic Structures | The problem of formation of generic structures in the Universe is addressed,
whereby first the kinematics of inertial continua for coherent initial data is
considered. The generalization to self--gravitating continua is outlined
focused on the classification problem of singularities and metamorphoses
arising in the den... | 1994-12-19 | 2007-05-23 | [
"astro-ph"
] | T. Buchert |
astro-ph/9412067 | Axisymmetric galaxy models wth central BHs, with an application to M32 | The contour integral method of Hunter & Qian is applied to axisymmetric
galaxy models in which the distribution function (DF) is of the form
f=f(E,L_z), where E and L_z are the classical integrals of motion in an
axisymmetric potential. A practical way to construct the unique even part of
the DF for such systems is pre... | 1994-12-19 | 2015-06-24 | [
"astro-ph"
] | E.E. Qian, P.T. de Zeeuw, R.P. van der Marel, C. Hunter |
astro-ph/9412065 | On the preferred length scale in the anisotropy field of extragalactic
IRAS sources | We investigate the existence and meaning of a preferred length in the
large-scale distribution of 60-micron IRAS sources applying three tests to the
2-dimensional distribution on the celestial sphere, involving respectively the
rms fluctuation and the correlation function of the source number density, and
the peak numb... | 1994-12-19 | 2011-05-23 | [
"astro-ph"
] | R. Fabbri, V. Natale |
astro-ph/9412068 | Massive Neutrinos and Galaxy Formation | We report the most recent results from high-resolution numerical simulations
of structure formation in two flat cold+hot dark matter models with neutrino
mass densities $\onu=0.2$ and 0.3. We find that structure forms too late in all
CDM+HDM models with $\onu>0.2$ to account for the amount of dense neutral gas
in high-... | 1994-12-19 | 2009-10-22 | [
"astro-ph"
] | Chung-Pei Ma |
astro-ph/9412064 | A method for extracting maximum resolution power spectra from microwave
sky maps | A method for extracting maximal resolution power spectra from microwave sky
maps is presented and applied to the 2 year COBE data, yielding a power
spectrum that is consistent with a standard n=1, Q=20 micro-Kelvin model. By
using weight functions that fall off smoothly near the galactic cut, it is
found that the spect... | 1994-12-18 | 2015-06-24 | [
"astro-ph"
] | Max Tegmark |
astro-ph/9412062 | Constraints onOmega from the IRAS Redshift Surveys | We measure the anisotropy of the redshift-space power spectrum in the 1.2-Jy
and QDOT redshift surveys of IRAS-selected galaxies. On large scales, this
anisotropy is caused by coherent peculiar motions, and gravitational
instability theory predicts a distortion of the power spectrum that depends
only on the ratio $\bet... | 1994-12-17 | 2015-06-24 | [
"astro-ph"
] | Shaun Cole, Karl B. Fisher and David H. Weinberg |
astro-ph/9412063 | Probes of the Early Universe | One of the main challenges in cosmology is to quantify how small density
fluctuations at the recombination epoch z around 1000 evolved into the galaxies
and the large-scale structure we observe in the universe today. This thesis
discusses ways of probing the intermediate epoch, focusing on the thermal
history. The main... | 1994-12-17 | 2008-02-03 | [
"astro-ph"
] | Max Tegmark |
astro-ph/9412061 | Robust Morphological Measures for Large-Scale Structure | A complete family of statistical descriptors for the morphology of
large--scale structure based on Minkowski--Functionals is presented. These
robust and significant measures can be used to characterize the local and
global morphology of spatial patterns formed by a coverage of point sets which
represent galaxy samples.... | 1994-12-17 | 2007-05-23 | [
"astro-ph"
] | T. Buchert |
astro-ph/9412055 | Electromagnetic Cascade in the Early Universe and its Application to the
Big-Bang Nucleosynthesis | We investigate the electromagnetic cascade initiated by injection of very
high energy photons in the early Universe and calculate the cascade spectrum by
solving a set of Boltzmann equations numerically. In the calculation we take
account of Compton scattering off the background electrons and pair creation
off the back... | 1994-12-16 | 2009-10-22 | [
"astro-ph",
"hep-ph"
] | M.Kawasaki and T. Moroi |
astro-ph/9412057 | Nuclear bars and blue nuclei within barred spiral galaxies | Multicolour near IR photometry for a sample of 32 large barred spiral
galaxies is presented. By applying ellipse fitting techniques, we identify
significant isophote twists with respect to the primary bar axis in the nuclear
regions of $\sim$70 \%\ of the sample. These twists are identified in galaxies
as late as SBbc ... | 1994-12-16 | 2015-06-24 | [
"astro-ph"
] | M. Shaw, D. Axon, R. Probst, I. Gatley |
astro-ph/9412060 | DUMAND-II (Deep Underwater Muon and Neutrino Detector) PROGRESS Report | The DUMAND-II detector will search for astronomical sources of high energy
neutrinos. Successful deployment of the basic infrastructure, including the
shore cable, the underwater junction box, and an environmental module was
accomplished in December, 1993. One optical module string was also deployed and
operated, loggi... | 1994-12-16 | 2009-10-22 | [
"astro-ph",
"hep-ex"
] | Kenneth K. Young (Dept. of Physics, Univ. of Washington, Seattle, WA
98195 USA, for The DUMAND Collaboration) |
astro-ph/9412058 | On the Origin of Low-Surface-Brightness Galaxies | We reconsider the problem of the origin of Low-Surface-Brightness (LSB)
galaxies within the standard Cold Dark Matter (CDM) cosmological model ($\Omega
=1, h=0.5$). Taking into account the effect of substructure on the collapse
times of low overdensity peaks, we show that the abundance of these peaks is
larger than pre... | 1994-12-16 | 2007-05-23 | [
"astro-ph"
] | V. Antonuccio-Delogu |
astro-ph/9412059 | The Production of Strings and Monopoles at Phase Transitions | We shall show that the density of defects produced at a second-order phase
transition is determined by the correlation length of the fields. This is true
both for defects appearing in the Ginzburg regime and for defects produced at a
quench, when the Ginzburg regime is irrelevant.
(Invited lectures given by R.J.R. to... | 1994-12-16 | 2007-05-23 | [
"astro-ph"
] | R.J. Rivers and T.S.Evans |
astro-ph/9412056 | Radiation constraints from cosmic strings | We show that it is possible to evolve a network of global strings numerically
including the effects of radiative backreaction, using the renormalised
equations for the Kalb-Ramond action. We calculate radiative corrections to the
equations of motion and deduce the effect on a network of global strings. We
also discuss ... | 1994-12-16 | 2009-10-22 | [
"astro-ph",
"hep-ph"
] | R.A.Battye, E.P.S.Shellard |
astro-ph/9412052 | Are There Top Quarks In Superdense Hybrid Stars? | It is examined whether primordial top quarks from the Big Bang could survive
under natural conditions till present days. Hybrid quark-neutron stars, with
dense enough core to maintain the existence of top quarks, is discussed. In
this paper only final states are investigated. Zero temperature quark-lepton
matter is mod... | 1994-12-15 | 2009-09-25 | [
"astro-ph"
] | M. Prisznyak, B. Lukacs and P. Levai (CRIP, RMKI, Bp. Hungary) |
astro-ph/9412053 | Monopole Annihilation and Highest Energy Cosmic Rays | Cosmic rays with energies exceeding $10^{20}\eV$ have been detected. The
origin of these highest energy cosmic rays remains unknown. Established
astrophysical acceleration mechanisms encounter severe difficulties in
accelerating particles to these energies. Alternative scenarios where these
particles are created by the... | 1994-12-15 | 2009-10-22 | [
"astro-ph"
] | P.Bhattacharjee and G.Sigl |
astro-ph/9412050 | Statistics of Cosmological Inhomogeneities | This contribution to the Proceedings is based on the talk given at the
Conference on Birth of the Universe and Fundamental Physics, Rome, May 18-21,
1994. Some selected topics of the subject are reviewed: Models of Primordial
Fluctuations; Reconstruction of the Cosmological Density Probability
Distribution Function (PD... | 1994-12-15 | 2009-10-22 | [
"astro-ph"
] | Lev Kofman (IfA, U of Hawaii) |
astro-ph/9412054 | Cosmic Fluctuations and Dark Matter from Scalar Field Oscillations | Scale-invariant fluctuations and cold dark matter could originate from two
different modes of a single scalar field, fluctuations from massless Goldstone
oscillations and matter from massive Higgs modes. Matching the fluctuations and
dark matter density observed requires a heavy scale ($\phi_0\approx
10^{16}$GeV) for t... | 1994-12-15 | 2009-10-22 | [
"astro-ph",
"gr-qc"
] | Craig J. Hogan (University of Washington) |
astro-ph/9412051 | Cluster mass estimates from weak lensing | The reliability of cluster lens reconstruction techniques based on weak
lensing is studied in terms of the accuracy of their reproduction of the total
cluster mass as a function of distance from the cluster center. To do so, a
variety of reconstruction algorithms is applied to synthetic lensing data
created using a sam... | 1994-12-15 | 2011-05-23 | [
"astro-ph"
] | Matthias Bartelmann |
astro-ph/9412047 | On Stationary, Self-Similar Distributions of a Collisionless,
Self-Gravitating, Gas | We study systematically stationary solutions to the coupled Vlasov and
Poisson equations which have `self-similar' or scaling symmetry in phase space.
In particular, we find analytically {\it all} spherically symmetric
distribution functions where the mass density and gravitational potential are
strict power laws in $r... | 1994-12-14 | 2015-06-24 | [
"astro-ph"
] | R. N. Henriksen, Lawrence M. Widrow (Queen's University) |
astro-ph/9412048 | Fast Radiative Shocks in Dense Media. III. Properties of the Emission | Evolution of fast, radiative shocks in high density medium is presented.
Ionizing spectra and approximate broad band light curves of the shocked gas are
calculated. Emergent shock spectra, as seen by a distant observer, are obtained
from photoionization models. The emergent spectra have a power-law shape
$F_{\nu}\propt... | 1994-12-14 | 2015-06-24 | [
"astro-ph"
] | Tomasz Plewa (Warsaw University Observatory) |
astro-ph/9412045 | Note on a Comment by Edward L. Wright | Recently Wright (1994, preprint) has criticized a paper of ours on the
quasi-steady state cosmology (Hoyle et al. 1994, {\em M.N.R.A.S.,} {\bf 267,}
1007) arguing that the results from a radio source survey by Allington-Smith
(1982 {\em M.N.R.A.S.,} {\bf 199,} 611) show that our model published in the
paper referenced ... | 1994-12-14 | 2007-05-23 | [
"astro-ph"
] | F. Hoyle, G. Burbidge and J.V. Narlikar |
astro-ph/9412049 | Dark Matter -- Personal View | Traditional evidence for large amount of dark matter is based on dynamical
consideration for systems with $ t_{dyn} \gg t_{obs} $. Recent observational
and theoretical developments in gravitational lensing offer a much more robust
determination of the mass distribution in some galaxies and their clusters,
with the prec... | 1994-12-14 | 2009-10-22 | [
"astro-ph"
] | Bohdan Paczy\'nski |
astro-ph/9412046 | Quantum Aspects of Gravity | Contributions from the G1 Working Group at the APS Summer Study on Particle
and Nuclear Astrophysics and Cosmology in the Next Millennium, Snowmass,
Colorado, June 29 - July 14, 1994.
V. Frolov and L. Thorlacius: Quantum Aspects of Gravity.
S.B. Giddings and L. Thorlacius: Introduction to the Information Problem.
... | 1994-12-14 | 2007-05-23 | [
"astro-ph",
"gr-qc",
"hep-ph",
"hep-th"
] | P.C. Argyres, A.O. Barvinski, V. Frolov, S.B. Giddings, D.A. Lowe, A.
Strominger, and L. Thorlacius |
astro-ph/9412044 | Gravitational Lensing of Variability-slected QSO by Galaxy Clusters | Distribution and properties of QSOs behind galaxy clusters in the UKJ287
field were studied. QSOs were selected using variability criteria and are
confined to $z \ge 0.4$ and $m_B \le 19.5$. No reddening or obscuration of
background QSOs due to dust in clusters is detected. A statistically
significant positive angular ... | 1994-12-13 | 2009-10-22 | [
"astro-ph"
] | L.L. Rodrigues-Williams and M.R.S. Hawkins |
astro-ph/9412043 | An Adaptive Multigrid Solver for High-Resolution Cosmological
Simulations | We have developed an adaptive multigrid code for solving the Poisson equation
in gravitational simulations. Finer rectangular subgrids are adaptively created
in locations where the density exceeds a local level-dependent threshold. We
describe the code, test it in cosmological simulations, and apply it to the
study of ... | 1994-12-13 | 2015-06-24 | [
"astro-ph"
] | I. Suisalu, E. Saar |
astro-ph/9412042 | Exponential Tails in the Centroid Velocity Distributions of Star-Forming
Regions | Probability density functions (pdfs) of $^{13}CO$ emission line centroid
(line-of-sight, intensity-weighted average) velocities are presented for
several densely sampled molecular clouds as quantitative descriptors of their
underlying dynamics. Although some are approximately Gaussian in form, most of
the pdfs exhibit ... | 1994-12-13 | 2009-10-22 | [
"astro-ph",
"chao-dyn",
"nlin.CD"
] | Mark S. Miesch (JILA) and John M. Scalo (U of Texas) |
astro-ph/9412041 | Dynamics of the nuclear gas & dust disc in the E4 radio galaxy NGC 7052 | We present high spatial resolution ground-based broad-band imaging, H-alpha
+[NII] narrow-band imaging and long-slit spectroscopy for the E4 radio galaxy
NGC 7052, which has a nuclear dust disc. We detect ionized gas with a LINER
spectrum, residing also in a nuclear disc. The gas rotates rapidly and the
emission line w... | 1994-12-12 | 2015-06-24 | [
"astro-ph"
] | Frank C. van den Bosch & Roeland P. van der Marel |
astro-ph/9412040 | ROSAT Observations of Compact Groups of Galaxies | A search for X-ray emission from compact groups revealed detection from 8 out
of the 12 HCG images extracted from the ROSAT public archive. For two of them
the X-ray emission originates from galaxies in the group. On the contrary,
three groups show an extended emission clearly caused by hot intracluster gas.
A Raymond-... | 1994-12-11 | 2008-02-03 | [
"astro-ph"
] | P. Saracco and P. Ciliegi |
astro-ph/9412039 | Monte-Carlo Analysis of Big Bang Production of Beryllium and Boron | There is continued interest in the possibility that big bang nucleosynthesis
may produce significant quantities of Be and B. In this paper we reevaluate the
primordial abundances taking into account uncertainties in reactions rates. We
discuss the implications for primordial nucleosynthesis, and for galactic
cosmic ray... | 1994-12-11 | 2009-09-25 | [
"astro-ph"
] | David Thomas (Ohio State University) |
astro-ph/9412036 | HI 2334+26: An Extended HI Cloud near Abell 2634 | We report the serendipitous discovery of a large HI cloud with an associated
HI mass of $6(\pm1.5)\times 10^9 h^{-2}$ M$_\odot$ and a heliocentric velocity
8800 \kms, located near the periphery of the cluster of galaxies Abell 2634.
Its velocity field appears to be very quiescent, as no gradients in the peak
velocity a... | 1994-12-09 | 2009-10-22 | [
"astro-ph"
] | Riccardo Giovanelli, Marco Scodeggio, Jose` M. Solanes, Martha P.
Haynes, Hector Arce, and Shoko Sakai |
astro-ph/9412035 | Primordial Deuterium Abundance and Cosmic Baryon Density | The comparison of cosmic abundances of the light elements with the density of
baryonic stars and gas in the universe today provides a critical test of big
bang theory and a powerful probe of the nature of dark matter. A new technique
allows determination of cosmic deuterium abundances in quasar absorption clouds
at lar... | 1994-12-09 | 2009-09-25 | [
"astro-ph"
] | Craig J. Hogan (University of Washington) |
astro-ph/9412031 | No Very Large Scale Structure in an Open Universe | We study the effects of negative spatial curvature on the statistics of
inhomogeneities in open cosmological models. In particular we examine the
suppression of large-separation correlations in density and gravitational
potential fluctuations and the resulting suppression of large-angle
correlations in the anisotropy o... | 1994-12-09 | 2009-10-22 | [
"astro-ph"
] | Albert Stebbins and R.R. Caldwell |
astro-ph/9412038 | Ultra-Low Frequency Gravitational Radiation from Massive Black Hole
Binaries | For massive black hole binaries produced in galactic mergers, we examine the
possibility of inspiral induced by interaction with field stars. We model the
evolution of such binaries for a range of galaxy core and binary parameters,
using numerical results from the literature to compute the binary's energy and
angular m... | 1994-12-09 | 2010-11-01 | [
"astro-ph"
] | Mohan Rajagopal and Roger W. Romani |
astro-ph/9412037 | Hydrodynamic Simulations of Galaxy Formation | We have developed an accurate, one-dimensional, spherically symmetric,
Lagrangian hydrodynamics/gravity code, designed to study the effects of
radiative cooling and photo-ionization on the formation of protogalaxies. We
examine the ability of collapsing perturbations to cool within the age of the
universe. In contrast ... | 1994-12-09 | 2009-10-22 | [
"astro-ph"
] | A.A. Thoul |
astro-ph/9412034 | Gas at Large Distances from Galaxies and QSO Absorption Lines | We present the calculations of steady, spherical gas outflows from galaxies
in an effort to understand the effects of the galaxy mass on the flow
properties such as the size of the outflow regions, the efficiency of radiative
cooling, and the fate of the cooled gas. We show that there exist no transonic
flows but eithe... | 1994-12-09 | 2007-05-23 | [
"astro-ph"
] | Boqi Wang (The Johns Hopkins University) |
astro-ph/9412032 | Induced gravity inflation in the SU(5) GUT | We investigate the cosmological consequences of a theory of induced gravity
in which the scalar field is identified with the Higgs field of the first
symmetry breaking of a mi\-ni\-mal SU(5) GUT. The mass of the X-boson
determines a great value for the coupling constant of gravity-particle physics.
Because of this fact... | 1994-12-09 | 2009-10-22 | [
"astro-ph",
"gr-qc"
] | J.L.Cervantes-Cota and H. Dehnen |
astro-ph/9412033 | Cooling Gas Outflows from Galaxies | We study steady, radial gas outflows from galaxies in an effort to understand
the way tenuous and hot gas is transported to large distances away from
galaxies. In particular, we obtain solutions for outflow problems, and study
the outflow topology, effects of the galaxy mass, the size of outflow regions,
the efficiency... | 1994-12-09 | 2009-10-22 | [
"astro-ph"
] | Boqi Wang (The Johns Hopkins University) |
astro-ph/9412028 | Optical Properties of the South Pole Ice at Depths Between 0.8 and 1 km | The optical properties of the ice at the geographical South Pole have been
investigated at depths between 0.8 and 1 kilometers. The absorption and
scattering lengths of visible light ($\sim$515 nm) have been measured {\it in
situ } using the laser calibration setup of the AMANDA neutrino detector. The
ice is intrinsica... | 1994-12-08 | 2012-08-27 | [
"astro-ph"
] | The AMANDA collaboration |
astro-ph/9412027 | Galaxies, Human Eyes and Artificial Neural Networks | Quantitative morphological classification of galaxies is important for
understanding the origin of type frequency and correlations with environment.
But galaxy morphological classification is still mainly done visually by
dedicated individuals, in the spirit of Hubble's original scheme, and its
modifications. The rapid... | 1994-12-08 | 2009-10-22 | [
"astro-ph"
] | O. Lahav, A. Naim, R. J. Buta, H. G. Corwin, G. de Vaucouleurs, A.
Dressler, J. P. Huchra, S. van den Bergh, S. Raychaudhury, L. Sodre Jr. & M.
C. Storrie-Lombardi |
astro-ph/9412029 | On the Relationship between Optical and X-Ray Luminosity of Quasars | The issue of the X-ray to optical luminosity relationship ($L_o-L_x$) is
addressed for both optically and X-ray selected quasar samples. We have applied
a generalized regression algorithm for the case of samples involving censored
data, with errors on both the dependent and the independent variable. Contrary
to some pr... | 1994-12-08 | 2011-05-23 | [
"astro-ph"
] | F. la Franca, A. Franceschini, S. Cristiani, R. Vio |
astro-ph/9412030 | Spin-Up/Spin-Down of Magnetized Stars with Accretion Disks and Outflows | An investigation is made of disk accretion of matter onto a rotating star
with an aligned dipole magnetic field. A new aspect of this work is that when
the angular velocity of the star and disk differ substantially we argue that
the $\bf B$ field linking the star and disk rapidly inflates to give regions of
open field ... | 1994-12-08 | 2015-06-24 | [
"astro-ph"
] | R.V.E. Lovelace, M.M. Romanova, G.S. Bisnovatyi-Kogan |
astro-ph/9412026 | Modelling the millimetre-infrared flaring behaviour of the quasar
1253-055 (3C 279) | The infrared through millimetre light curve of 3C 279 is investigated for the
period of 1986 until mid-1994, during which time several flares were observed.
A quiescent spectrum (identified with emission from an underlying jet) is
presented. Both the near-IR and 375-150 GHz regimes are shown to be well
described by pow... | 1994-12-08 | 2015-06-24 | [
"astro-ph"
] | S. J. Litchfield, J. A. Stevens, E. I. Robson, W. K. Gear |
astro-ph/9412019 | DUMAND and AMANDA: High Energy Neutrino Astrophysics | The field of high energy neutrino astrophysics is entering an exciting new
phase as two new large-scale observatories prepare to come on line. Both DUMAND
(Deep Underwater Muon and Neutrino Detector) and AMANDA (Antarctic Muon and
Neutrino Detector) had major deployment efforts in 12/93--1/94. Results were
mixed, with ... | 1994-12-07 | 2010-11-01 | [
"astro-ph",
"hep-ex"
] | R. Jeffrey Wilkes (Department of Physics, University of Washington,
Seattle, WA 98195) |
astro-ph/9412022 | Gamma-Ray Pulsars: Beaming Evolution, Stats and Unident. EGRET Sources | We compute the variation of the beaming fraction with the efficiency of high
energy gamma-ray production in the outer gap pulsar model of Romani and
Yadigaroglu. This allows us to correct the fluxes observed for pulsars in the
EGRET band and to derive a simple estimate of the variation of efficiency with
age. Integrati... | 1994-12-07 | 2009-10-22 | [
"astro-ph"
] | I.-A. Yadigaroglu and Roger W. Romani |
astro-ph/9412021 | Degree Scale Anisotropy: Current Status | The Cosmic Background Radiation gives us one of the few probes into the
density perturbations in the early universe that should later lead to the
formation of structure we now observe. Recent advances in degree scale
anisotropy measurements have allowed us to begin critically testing
cosmological models. Combined with ... | 1994-12-07 | 2007-05-23 | [
"astro-ph"
] | P.M. Lubin |
astro-ph/9412020 | Degree Scale Anisotropy: SP94 Results | We present results from 2 observations of the CMB performed from the South
Pole during the 93-94 austral summer. Each observation employed a 3$^{\circ}$
peak to peak sinusoidal, single difference chop and consisted of a
$20^{\circ}\times 1^{\circ}$ strip on the sky near our SP91 observations. The
first observation used... | 1994-12-07 | 2007-05-23 | [
"astro-ph"
] | J. Gundersen, M. Lim, J. Staren, C. Wuensche, N. Figueiredo, T. Gaier
T. Koch, P. Meinhold, M. Seiffert, G. Cook, A. Segale, P. Lubin |
astro-ph/9412024 | Constraints on the Power Spectrum of Mass Fluctuations from from Galaxy
Cluster Peculiar Velocities | We investigate the feasibility of carrying out likelihood analysis on the
velocities of galaxy clusters to determine power spectrum parameters. Using
N-body simulations of cosmological density fields we show that the velocity
field traced by clusters is highly non-linear on small scales (r < 10 h^-1
Mpc), mostly due to... | 1994-12-07 | 2007-05-23 | [
"astro-ph"
] | Rupert Croft and George Efstathiou (Physics Dept., Univ. of Oxford) |
astro-ph/9412023 | The Effects of High-Velocity Supernova Kicks on the Orbital Properties
and Sky Distributions of Neutron Star Binaries | We systematically investigate the effects of high supernova kick velocities
on the orbital parameters of post-supernova neutron-star binaries. Using Monte-
Carlo simulations, we determine the post-supernova distributions of orbital
parameters for progeneitors of HMXBs and LMXBs. With the recent distribution of
pulsar b... | 1994-12-07 | 2007-05-23 | [
"astro-ph"
] | W.N. Brandt, Ph. Podsiadlowski |
astro-ph/9412025 | Cosmic Background Anisotropies in CDM Cosmology | Cosmic microwave background (CMB) anisotropies and density fluctuations are
calculated for flat cold dark matter (CDM) models with a wide range of
parameters, i.e., $\Omega_0, h$ and $\Omega_B$ for both standard recombination
and various epochs of reionization. Tables of the power spectrum of CMB
anisotropies in the fo... | 1994-12-07 | 2009-10-22 | [
"astro-ph"
] | Naoshi Sugiyama |
astro-ph/9412017 | Determining the Motion of the Local Group Using SN Ia Light Curve Shapes | We have measured our Galaxy's motion relative to distant galaxies in which
type Ia supernovae (SN Ia) have been observed. The effective recession velocity
of this sample is 7000 km s$^{-1}$, which approaches the depth of the survey of
brightest cluster galaxies by Lauer and Postman (1994). We use the Light Curve
Shape ... | 1994-12-06 | 2009-10-22 | [
"astro-ph"
] | Adam G. Riess, William H. Press, and Robert P. Kirshner
(Harvard-Smithsonian Center for Astrophysics, 60 Garden Street, Cambridge, MA
02138) |
astro-ph/9412015 | Absolute Ages of Globular Clusters and the Age of the Universe | The main sequence turnoff luminosity is the best stellar `clock' which can be
used to determine the absolute ages of globular clusters. This is due to the
fact that it is generally assumed that the luminosity and lifetimes of main
sequence globular cluster stars are independent of the properties of stellar
convection a... | 1994-12-06 | 2009-10-22 | [
"astro-ph"
] | Brian Chaboyer |
astro-ph/9412018 | Summary of Nuclear and Particle Astrophysics Sessions | Astrophysics is gaining increased attention from the particle and nuclear
physics communities, as budget cuts, delays, and cancellations limit
opportunities for breakthrough research at accelerator laboratories.
Observations of cosmic rays (protons and nuclei), gamma rays and neutrinos
present a variety of puzzles whos... | 1994-12-06 | 2009-10-22 | [
"astro-ph",
"hep-ph"
] | R. Jeffrey Wilkes (Dept. of Physics, University of Washington,
Seattle, WA 98195 USA) |
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