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Physical Sciences and Mathematics Commons

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Full-Text Articles in Physical Sciences and Mathematics

Catalog Of Edge-On Galaxies Using The Pan-Starrs1 Survey Data, Dimitry I. Makarov, S. Savchenko, Alexander V. Mosenkov, Dmitry V. Bizyaev, Vladimir P. Reshetnikov, Alexandra V. Antipova, I. Tikhonenko, P. Usachev, S. Borisov, L. Makarova, Stefan Kautsch, A. Marchuk, E. Rub Edukov, M. Skryabina, P. Smirnova Aug 2021

Catalog Of Edge-On Galaxies Using The Pan-Starrs1 Survey Data, Dimitry I. Makarov, S. Savchenko, Alexander V. Mosenkov, Dmitry V. Bizyaev, Vladimir P. Reshetnikov, Alexandra V. Antipova, I. Tikhonenko, P. Usachev, S. Borisov, L. Makarova, Stefan Kautsch, A. Marchuk, E. Rub Edukov, M. Skryabina, P. Smirnova

Chemistry and Physics Faculty Articles

We have created a catalog of edge-on galaxies based on the publicly available DR2 data from the Pan-STARRS survey. The intensive use of an artificial neural network has significantly improved the quality of candidate selection. The catalog provides homogeneous information on astrometry, photometry, and non-parametric morphological statistics for 16551 edge-on galaxies. Our catalog is intended for studying the three-dimensional structure of galaxies with different morphologies and the scaling relations for disks and bulges.


The Pedagogical Representation Of Mass Functions With Lego And Their Origin, Stefan Kautsch Feb 2021

The Pedagogical Representation Of Mass Functions With Lego And Their Origin, Stefan Kautsch

Chemistry and Physics Faculty Articles

We promote the teaching of mass functions as an integral part of an interdisciplinary science education. Mass functions characterize the frequency distributions of objects with different masses on all cosmic scales. We intend to enhance experiential learning of this concept with a creative LEGO brick experiment for a diverse student audience. To our surprise, the LEGO mass function is not only qualitatively but also quantitatively comparable to mass functions found across the universe. We also discuss the relation between gravitation and mass distributions as a possible explanation for the continuity of the universal mass function.