Search Results for author: A. Ahmadi

Found 5 papers, 1 papers with code

Fragmentation in the massive G31.41+0.31 protocluster

no code implementations8 Mar 2021 M. T. Beltrán, V. M. Rivilla, R. Cesaroni, L. T. Maud, D. Galli, L. Moscadelli, A. Lorenzani, A. Ahmadi, H. Beuther, T. Csengeri, S. Etoka, C. Goddi, P. D. Klaassen, R. Kuiper, M. S. N. Kumar, T. Peters, Á. Sánchez-Monge, P. Schilke, F. van der Tak, S. Vig, H. Zinnecker

Sources A and B, located closer to the center of the core and separated by 750 au, are clearly associated with two free-free continuum sources, likely thermal radio jets, and are the brightest in the core.

Astrophysics of Galaxies

Multi-scale view of star formation in IRAS 21078+5211: From clump fragmentation to disk wind

no code implementations9 Feb 2021 L. Moscadelli, H. Beuther, A. Ahmadi, C. Gieser, F. Massi, R. Cesaroni, Á. Sánchez-Monge, F. Bacciotti, M. T. Beltrán, T. Csengeri, R. Galván-Madrid, Th. Henning, P. D. Klaassen, R. Kuiper, S. Leurini, S. N. Longmore, L. T. Maud, T. Möller, A. Palau, T. Peters, R. E. Pudritz, A. Sanna, D. Semenov, J. S. Urquhart, J. M. Winters, H. Zinnecker

In the massive star-forming region IRAS 21078+5211, a highly fragmented cluster (0. 1~pc in size) of molecular cores is observed, located at the density peak of an elongated (1~pc in size) molecular cloud.

Astrophysics of Galaxies Solar and Stellar Astrophysics

The prebiotic molecular inventory of Serpens SMM1 I. An investigation of the isomers CH$_{3}$NCO and HOCH$_{2}$CN

no code implementations31 Dec 2020 N. F. W. Ligterink, A. Ahmadi, A. Coutens, Ł. Tychoniec H. Calcutt, E. F. van Dishoeck, H. Linnartz, J. K. Jørgensen, R. T. Garrod, J. Bouwman

Data from other sources are used to show that the [CH$_{3}$NCO]/[HNCO] ratio is similar in all these sources within $\sim$10\%.

Solar and Stellar Astrophysics Astrophysics of Galaxies

Information gains from Monte Carlo Markov Chains

1 code implementation26 Apr 2019 Ahmad Mehrabi, A. Ahmadi

In this paper, we present a novel method for computing the relative entropy as well as the expected relative entropy using an MCMC chain.

Cosmology and Nongalactic Astrophysics High Energy Physics - Experiment

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