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19922026
most citedAstropy: A Community Python Package for Astronomy

14.6k citations

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74 papers · 1 filter

astro-ph2000★ 44 cited

The COMPTEL instrumental line background

G. Weidenspointner, M. Varendorff, U. Oberlack +8

The instrumental line background of the Compton telescope COMPTEL onboard the Compton Gamma-Ray Observatory is due to the activation and/or decay of many isotopes. The major compon…

hep-ex2000★ 17 cited

Search for the Standard Model Higgs boson in e+e- collisions at root(s) up to 202GeV

L3 Collaboration

The Standard Model Higgs boson is searched for in 233.2 pb-1 of data collected by the L3 detector at centre of mass energies from 192 GeV to 202 GeV. These data are consistent with…

hep-ex2000★ 11 cited

Search for Neutral Higgs Bosons of the Minimal Supersymmetric Standard Model in e+e- Interactions at root(s)=192-202GeV

L3 Collaboration

A search for the lightest neutral CP-even and the neutral CP-odd Higgs bosons of the Minimal Supersymmetric Standard Model is performed using 233.2 pb-1 of integrated luminosity co…

math.GT2000★ 12 cited

The Homflypt skein module of a connected sum of 3-manifolds

Patrick M. Gilmer, Jianyuan K. Zhong

If M is an oriented 3-manifold, let S(M) denote the Homflypt skein module of M. We show that S(M_1 connect sum M_2) is isomorphic to S(M_1) tensor S(M_2) modulo torsion. In fact, w…

astro-ph2000★ 99 cited

The DIRTY Model II: Self-Consistent Treatment of Dust Heating and Emission in a 3-D Radiative Transfer Code

K. A. Misselt, K. D. Gordon, G. C. Clayton +1

In this paper and a companion paper we present the DIRTY model, a Monte Carlo radiative transfer code, self-consistently including dust heating and emission, and accounting for the…

astro-ph2000★ 169 cited

The DIRTY Model. I. Monte Carlo Radiative Transfer Through Dust

Karl D. Gordon, K. A. Misselt, Adolf N. Witt +1

We present the DIRTY radiative transfer model in this paper and a companion paper. This model computes the polarized radiative transfer of photons from arbitrary distributions of s…

cond-mat.str-el2000★ 102 cited

Electronic Structure of CeRhIn: dHvA and Energy Band Calculations

Donavan Hall, E. Palm, T. Murphy +10

The de Haas - van Alphen effect and energy band calculations are used to study angular dependent extremal areas and effective masses of the Fermi surface of the highly correlated a…

hep-ex2000★ 50 cited

Measurements of the Cross Sections for Open Charm and Beauty Production in gamma gamma Collisions at root(s)=189-202 GeV

L3 Collaboration

The production of c and b quarks in gamma-gamma collisions is studied with the L3 detector at LEP with 410 pb^-1 of data, collected at centre-of-mass energies from 189 GeV to 202 G…

hep-ex2000★ 20 cited

Search for Excited Leptons in e+ e- Interactions at sqrt(s)=192 - 202 GeV

L3 Collaboration

Excited leptons are searched for using the L3 detector at LEP. The data collected at centre-of-mass energies in the range from 192 up to 202 GeV correspond to a total luminosity of…

hep-ex2000★ 87 cited

Higgs Candidates in e+e- Interactions at root(s) = 206.6 GeV

L3 Collaboration

In a search for the Standard Model Higgs boson, carried out on 212.5 pb-1 of data collected by the L3 detector at the highest LEP centre-of-mass energies, including 116.5 pb-1 abov…

hep-ex2000★ 44 cited

K0s K0s Final State in Two-Photon Collisions and Implications for Glueballs

L3 Collaboration

The K0s K0s final state in two-photon collisions is studied with the L3 detector at LEP. The mass spectrum is dominated by the formation of the f_2'(1525) tensor meson in the helic…

hep-ex2000★ 50 cited

Light resonances in Ks K pi and eta pi pi final states in gamma gamma collisions at LEP

L3 Collaboration

The e+e- -> e+e- Ks K+- pi-+ e+e- -> e+e- eta pi+ pi- and final states are studied with the L3 detector at LEP using data collected at centre-of-mass energies from 183 GeV up to 20…

hep-ex2000★ 37 cited

Observation of Polarization in Bottomonium Production at sqrt(s)=38.8 GeV

C. N. Brown, T. C. Awes, M. E. Beddo +34

We present a measurement of the polarization observed for bottomonium states produced in p-Cu collisions at sqrt(s)=38.8 GeV. The angular distribution of the decay dimuons of the U…

math-ph2000★ 7 cited

Deformations of the Boson Representation and its Subalgebras

J. P. Draayer, A. I. Georgieva, M. I. Ivanov

The boson representation of the sp(4,R) algebra and two distinct deformations of it, are considered, as well as the compact and noncompact subalgebras of each. The initial as well…

astro-ph2000★ 198 cited

Measurement of the Cosmic Ray Energy Spectrum and Composition from 10^{17} to 10^{18.3} eV Using a Hybrid Fluorescence Technique

T. Abu-Zayyad, K. Belov, D. J. Bird +44

We study the spectrum and average mass composition of cosmic rays with primary energies between 10^{17} eV and 10^{18} eV using a hybrid detector consisting of the High Resolution…

hep-lat2000

Vortices in SU(2) lattice gauge theory

S. Cheluvaraja

We investigate some properties of thick vortices and thick monopoles in the SU(2) lattice gauge theory by inserting operators that create these excitations. We measure the derivati…

nucl-th2000

Shell Model Description of Gd

G. Popa, J. P. Draayer, J. G. Hirsch

The pseudo-SU(3) model is used to describe the low-energy spectra as well as and transition strengths in Gd. The Hamiltonian includes spherical single-particle en…

hep-ex2000★ 7 cited

Study of Z Boson Pair Production in e^+e^- Interactions at \sqrt{s}=192 - 202 GeV

L3 Collaboration

The cross section for the production of Z boson pairs is measured using the data collected by the L3 detector at LEP in 1999 in e^+e^- collisions at centre-of-mass energies ranging…

quant-ph2000★ 16 cited

Statistical Constraints on State Preparation for a Quantum Computer

Subhash Kak

Quantum computing algorithms require that the quantum register be initially present in a superposition state. To achieve this, we consider the practical problem of creating a coher…

astro-ph2000★ 106 cited

Non-Linear Evolution of the r-Modes in Neutron Stars

Lee Lindblom, Joel E. Tohline, Michele Vallisneri

The evolution of a neutron-star r-mode driven unstable by gravitational radiation (GR) is studied here using numerical solutions of the full non-linear fluid equations. The amplitu…

nucl-th2000★ 22 cited

Pseudo SU(3) shell model: Normal parity bands in odd-mass nuclei

C. E. Vargas, J. G. Hirsch, J. P. Draayer

A pseudo shell SU(3) model description of normal parity bands in 159-Tb is presented. The Hamiltonian includes spherical Nilsson single-particle energies, the quadrupole-quadrupole…

nucl-th2000★ 28 cited

Quasi-SU(3) truncation scheme for even-even sd-shell nuclei

C. E. Vargas, J. G. Hirsch, J. P. Draayer

The Quasi-SU(3) symmetry was uncovered in full pf and sdg shell-model calculations for both even-even and odd-even nuclei. It manifests itself through a dominance of single-particl…

hep-lat2000★ 1 cited

Vortices and monopole distributions in lattice gauge theory

A. Alexandru, R. W. Haymaker

We examine the occurance of Z(2) and SO(3) vorticies and monopole distributions in the neighborhood of Wilson loops. We use the Tomboulis formulation, equivalent to the Wilson acti…

hep-lat2000★ 1 cited

Vortices in simulations

A. Alexandru, R. W. Haymaker

We explore simulations on periodic lattices in the Tomboulis formulation. The dynamical variables are constrained. We propose an update algorithm that satisfies…