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Bibliographic Details
Main Author:	R. L. Kingsburgh
Format:	Artículo científico
Language:	en
Published:	Universidad Nacional Autónoma de México 2001
Subjects:	Física, Astronomía y Matemáticas ERAL ISM: ABUNDANCES PLANETARY NEBULAE: GEN
Online Access:	https://www.redalyc.org/articulo.oa?id=57101013
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Chemical composition of planetary nebulae: including iso results
by: S. R. Pottasch
Published: (2002)

Enigmatic low-velocity Jet-like features in planetary nebulae
by: Denise R. Gonçalves
Published: (2002)

Morphology and galactic distribution of PNe: a new scenario
by: N. Langer
Published: (2002)

The o II recombination line abundance problem in planetary nebulae
by: H. L. Dinerstein
Published: (2001)

The electron temperature in ionized nebulae
by: Grażyna Stasińska
Published: (2002)

Planetary nebulae in the magellanic clouds
by: P. Leisy
Published: (2000)

Optical recombination lines and temperature fluctuations
by: X. W. Liu
Published: (2002)

Planetary nebulae in the magellanic clouds
by: P. Francois
Published: (2002)

Photoionization models for planetary nebulae with inhomogeneous chemical composition
by: S. Torres Peimbert
Published: (2002)

Are temperature fluctuations out there?
by: César Esteban
Published: (2002)

The orion nebula: an elephant for the blind
by: C. R. O`Dell
Published: (2001)

Planetary nebulae with [wr] nuclei. A statistical approach
by: S. Medina
Published: (2001)

The Extreme Type I Planetary Nebula M2-52
by: S. Medina
Published: (2002)

The galactic bulge: the stellar and planetary nebula populations
by: F. Cuisinier
Published: (2002)

Physical parameters and chemical composition in abell 78
by: Miriam Peña
Published: (2000)

Emission lines from Jets in planetary nebulae
by: J. A. López
Published: (2002)

The use of Ks band photometric excesses to Investigate H2 emission in planetary nebulae
by: G. Ramos-Larios
Published: (2006)

Biases in the kinematic parallaxes of galactic planetary nebulae
by: J. P. Phillips
Published: (2005)

The kinematic signature of a binary central star in the collimated ejections of planetary nebulae
by: L. F. Miranda
Published: (2002)

Using planetary nebulae to probe the structure of the galactic thin disk
by: J. P. Phillips
Published: (2005)

Collimated outflows in planetary nebulae
by: J. A. López
Published: (2000)

Planetary nebulae results from the infrared space observatory
by: S. W. J. Colgan
Published: (2002)

Pn-carbon yields and the chemical evolution of the galaxy
by: Leticia Carigi
Published: (2002)

The Narrow-Field Telescope Science Case: A Proposal
by: Michael G. Richer
Published: (2007)

The Temperature Structure in Ionized Nebulae and the Chemical Evolution of Galaxies
by: A. Peimbert
Published: (2002)

3D Simulations of the Fragmentation of Photoevaporating Clumps Embedded in a Stellar Wind
by: A. C. Raga
Published: (2005)

The Use of Line Excitation Mapping to Investigate Planetary Nebula Morphologies
by: J. P. Phillips
Published: (2004)

Point-symmetry and the double planetary nebula kjpn 8
by: M. Bryce
Published: (2002)

Numerical simulations of the fragmentation of photoevaporating nonuniform clumps
by: R. F. González
Published: (2005)

Mhd models for pne
by: M. Rózyczka
Published: (2000)

Study of electron density in planetary nebulae
by: H. O. Castañeda,
Published: (2002)

Revised diagnostic diagrams for planetary nebulae
by: H. Riesgo
Published: (2006)

Infrared imaging and optical imaging and spectroscopy of (mostly) type I Planetary Nebulae. I.
by: J. Bohigas
Published: (2001)

New observations of the high-velocity outflows of the proto-planetary nebula hen 3-1475
by: A. Riera
Published: (2002)

Jets and jet-like structures of low-ionization in planetary nebulae
by: D. R. Goncalves
Published: (2000)

Variation of Central Star Masses in Planetary Nebulae with Height above the Galactic Plane
by: J. P. Phillips
Published: (2004)

The Global Kinematics of the Dumbbell Planetary Nebula (NGC 6853, M27, PN G060.8-03.6)
by: P. Boumis
Published: (2005)

H 2-12, A Misidentified Planetary Nebula in Kepler SNR
by: H. Riesgo
Published: (2005)

Time Variation in the Radio Continuum Emission Associated with the Surroundings of the Nucleus of the Planetary Nebula KjPn 8
by: Y. Gómez
Published: (2002)

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// Anecdotal testing Today and Yesterday seems to indicate destroy() // is called by the garbage collector and everything is good. // Something to keep in mind though. return 0; } /** * Write function that is called when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ public function write($sessId, $data): bool { if ($this->writesDisabled) { return true; } return $this->saveSession($sessId, $data); } /** * A function that is called internally when session data is to be saved. * * @param string $sessId The current session ID * @param string $data The session data to write * * @return bool */ abstract protected function saveSession($sessId, $data): bool; }

* * @return void */ public function writeClose() { // The assumption is that we're using PHP's ext/session. // session_write_close() will actually overwrite $_SESSION with an // empty array on completion -- which leads to a mismatch between what // is in the storage object and $_SESSION. To get around this, we // temporarily reset $_SESSION to an array, and then re-link it to // the storage object. // // Additionally, while you _can_ write to $_SESSION following a // session_write_close() operation, no changes made to it will be // flushed to the session handler. As such, we now mark the storage // object isImmutable. $storage = $this->getStorage(); if (! $storage->isImmutable()) { $_SESSION = $storage->toArray(true); session_write_close(); $storage->fromArray($_SESSION); $storage->markImmutable(); } } /** * Attempt to set the session name * * If the session has already been started, or if the name provided fails * validation, an exception will be raised. * * @param string $name * @return SessionManager * @throws Exception\InvalidArgumentException */ public function setName($name) { if ($this->sessionExists()) { throw new Exception\InvalidArgumentException( 'Cannot set session name after a session has already started'

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