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相关论文: CBS - a Program for Close Binary System Light Curv…

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Coherent backscattering (CBS) of light waves by a random medium is a signature of interference effects in multiple scattering. This effect has been studied in many systems ranging from white paint to biological tissues. Recently, we have…

无序系统与神经网络 · 物理学 2016-08-15 G. Labeyrie , C. A. Müller , D. S. Wiersma , Ch. Miniatura , R. Kaiser

Light curve analysis of W UMa-type contact binary systems using MCMC or MC methods can be time-consuming, primarily because the repeated generation of synthetic light curves tends to be relatively slow during the fitting process. Although…

太阳与恒星天体物理 · 物理学 2025-08-19 Ehsan Paki , Atila Poro , Minoo Dokht Moosavi Rowzati

We present a new algorithm -- Eclipsing Binary Automated Solver (EBAS), to analyse lightcurves of eclipsing binaries. The algorithm is designed to analyse large numbers of lightcurves, and is therefore based on the relatively fast EBOP…

天体物理学 · 物理学 2009-11-11 Omer Tamuz , Tsevi Mazeh , Pierre North

Transiting planets manifest themselves by a periodic dimming of their host star by a fixed amount. On the other hand, light curves of transiting circumbinary (CB) planets are expected to be neither periodic nor to have a single depth while…

天体物理学 · 物理学 2013-08-13 Aviv Ofir

Transiting planets manifest themselves by a periodic dimming of their host star by a fixed amount. On the other hand, light curves of transiting circumbinary (CB) planets are expected to be neither periodic nor to have a single depth while…

天体物理学 · 物理学 2013-08-13 A. Ofir

We test the potential of Bayesian synthesis of upcoming multi-instrument data to extract orbital parameters and individual light curves of close binary supermassive black holes (CB-SMBH) with subparsec separations. Next generation (ng)…

天体物理仪器与方法 · 物理学 2024-04-29 Andjelka B. Kovacevic , Yu-Yang Songsheng , Jian-Min Wang , Luka C. Popovic

Coherent backscattering (CBS) arises from complex interactions of a coherent beam with randomly positioned particles, which has been typically studied in media with large numbers of scatterers and high opacity. We develop a first-principles…

We studied coherent backscattering (CBS) of light from opal photonic crystals in air at different incident inclination angles, wavelengths and along various [hkl] directions inside the opals. Similar to previously obtained CBS cones from…

无序系统与神经网络 · 物理学 2009-10-31 J. Huang , N. Eradat , M. E. Raikh , Z. V. Vardeny , A. A. Zakhidov , R. H. Baughman

We present a classification of the light curve morphologies of eclipsing binary systems observed by ASAS-SN based on their light curve images. The data of 16500 eclipsing systems having three different classes (detached Algol type, $\beta$…

太阳与恒星天体物理 · 物理学 2020-12-16 Burak Ulas

The first multiband photometric solutions of the short-period V Gru eclipsing binary from the southern hemisphere is presented in this study. Light curves of the system were observed through BVI filters at the Congarinni Observatory in…

太阳与恒星天体物理 · 物理学 2023-04-26 Mehmet Tanriver , Atila Poro , Ahmet Bulut , Ahmet Keskin , Mark G. Blackford

Transient dynamics are of large interest in many areas of science. Here, a generalization of basin stability (BS) is presented: constrained basin stability (CBS) that is sensitive to various different types of transients arising from finite…

混沌动力学 · 物理学 2016-04-20 Adrian van Kan , Jannes Jegminat , Jonathan Donges , Jürgen Kurths

We present an image classification algorithm using deep learning convolutional neural network architecture, which classifies the morphologies of eclipsing binary systems based on their light curves. The algorithm trains the machine with…

太阳与恒星天体物理 · 物理学 2023-06-06 Burak Ulas

Abstract abridged. Eclipsing binary systems provide the opportunity to measure the fundamental parameters of their component stars in a stellar-model-independent way. This makes them ideal candidates for testing and calibrating theories of…

天体物理仪器与方法 · 物理学 2024-02-12 Luc W. IJspeert , Andrew Tkachenko , Cole Johnston , Andrej Prša , Mark A. Wells , Conny Aerts

We find a simple expression for critical curves of a binary gravitational lens. On the basis of this, we present a parametric representation of such curves. The caustics can also be expressed with the same parameterization. The present…

天体物理学 · 物理学 2009-11-10 Hideki Asada

New CCD photometric observations of fourteen short-period low-mass eclipsing binaries (LMB) in the photometric filters I, R and V were used for the light curve analysis. There still exists a discrepancy between radii as observed and those…

太阳与恒星天体物理 · 物理学 2017-09-21 David Korda , Petr Zasche , Marek Wolf , Hana Kucakova , Katerina Honkova , Jan Vrastil

We present high-precision light curves of several M- and K-type, active detached eclipsing binaries (DEBs), recorded with 2-minute cadence by the Transiting Exoplanet Survey Satellite (TESS). Analysis of these curves, combined with new and…

太阳与恒星天体物理 · 物理学 2020-09-30 Krzysztof G. Hełminiak , Andrés Jordán , Nestor Espinoza , Rafael Brahm

The microlensing monitoring programs have studied large numbers of standard light curves which seem to be due to lensing by a dark point mass. Theory predicts that many microlensing events should display significant deviations from the…

天体物理学 · 物理学 2009-10-30 Rosanne Di Stefano , Rosalba Perna

Blue and Visual photoelectric light curves have been achieved for the eclipsing binary SW Lac in 1995. Nine moments of minimum light were derived. Period of 0.320854 days have been determined as the mean of those derived from blue and…

太阳与恒星天体物理 · 物理学 2014-02-13 A. Essam , A. El-Bassuny Alawy , M. A. Hamdy

Coherent backscattering (CBS) of quasi-resonant light by cold atoms presents some specific features due to the internal structure of the atomic scatterers. We present the first quantitative comparison between the experimentally observed CBS…

We describe a new neural-net based light curve classifier and provide it with documentation as a ready-to-use tool for the community. While optimized for identification and classification of eclipsing binary stars, the classifier is general…

天体物理仪器与方法 · 物理学 2015-06-22 M. Paegert , K. G. Stassun , D. M. Burger
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