Results 31 to 40 of about 296,849 (299)

Multiplicity of Galactic Cepheids from long-baseline interferometry I. CHARA/MIRC detection of the companion of V1334 Cygni [PDF]

open access: yes, 2013
W.G. and G.P. acknowledge financial support for this work from the BASAL Centro de Astrofísica y Tecnologías Afines (CATA) PFB-06/2007. Support from the Polish National Science Centre grant MAESTRO and the Polish Ministry of Science grant Ideas Plus ...
Monnier, J.   +47 more
core   +1 more source

Light Curve Analyses of the Eclipsing Binaries in the Small Magellan Cloud [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2008
Large survey observations such as the EROS, the MACHO and the OGLE projects have discovered a large number of eclipsing binaries in the extra galaxies and published their light curves.
Young-Woon Kang
doaj   +1 more source

The Stagnation of Contemporary Stellar Astronomy [PDF]

open access: yesProceedings of Accelerating the Rate of Astronomical Discovery — PoS(sps5), 2010
The stellar astronomy has always been considered the fundamental source of knowledge about the basic building blocks of the universe - the stars. It has proved correctness of many physical theories - like e.g. the idea of nuclear fusion in stellar cores, the exchange of mass in interacting binaries or models of stellar evolution towards white dwarfs or
openaire   +2 more sources

The effects of stellar winds on the magnetospheres and potential habitability of exoplanets [PDF]

open access: yes, 2014
V.S. acknowledges the support of an STFC studentship. A.A.V. acknowledges support from a Royal Astronomical Society Fellowship and an Ambizione Fellowship from the Swiss National Science Foundation. S.V.J.
S. C. Marsden   +20 more
core   +1 more source

Mathematics and explanation in astronomy and astrophysics [PDF]

open access: yes, 2007
The purpose of this paper is to expound and clarify the mathematics and explanations commonly employed in certain notable areas of astronomy and astrophysics.
McCabe, Gordon, Gordon Mccabe
core  

Electrostatic Superlattices Beyond 1:1 Stoichiometry

open access: yesAdvanced Functional Materials, EarlyView.
Polymer‐mediated charge regulation drives two hierarchical routes to higher‐stoichiometry nanoparticle superlattices. Tuning the polymer's molecular weight promotes progressive interstitial filling, transforming ZnS into the fully occupied CaF2${\rm CaF}_2$ lattice. Exchanging polymer assignment between large and small nanoparticles instead breaks CsCl
Binay P. Nayak   +7 more
wiley   +1 more source

Programming Nanoscale Reaction Environments via Peptide Localization for Gold Nanoparticle Growth in Liposomal Nanoreactors

open access: yesAdvanced Functional Materials, EarlyView.
The liposome nanoreactor method enables uniform metal nanoparticle synthesis using the interior as a reaction environment. We demonstrate that peptide sequences and lipid compositions act as a functional molecular switch to control reaction environments in liposome nanoreactors.
Yuya Abe   +6 more
wiley   +1 more source

Atmospheric Cerenkov astronomy of cataclysmic variables & other potential gamma ray sources [PDF]

open access: yes, 1993
Recent developments in the application of the atmospheric Cerenkov technique to 7-ray astronomy are reviewed here. These include new methods of signal to noise enhancement and the increasing diversity of stellar systems positively identified as Very High
Bradbury, S.M, Bradbury, Stella Marie
core  

Bulk‐Like Spin Cycloid and Fast Switching in Freestanding BiFeO3

open access: yesAdvanced Functional Materials, EarlyView.
Freestanding BiFeO3 membranes overcome substrate‐induced constraints by simultaneously restoring the intrinsic bulk‐like spin cycloid and enabling ≈50% faster ferroelectric switching than substrate‐clamped epitaxial thin films. This combination of robust noncollinear antiferromagnetic order and efficient electric‐field switching establishes ...
Pratap Pal   +12 more
wiley   +1 more source

Stellar coronal astronomy - a review

open access: yes, 2003
Space Science Reviews, in press, 132 pages (full paper available at ftp://astro.esa.int/pub/ffavata/Papers/ssr-preprint.pdf)
Favata, Fabio, Micela, Giuseppina
openaire   +2 more sources

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