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Research topics

Large scale structure and cosmology


Interstellar matter and star formation

Stars and planetary systems

Computational astrophysics

High energy astrophysics

Laboratory astrophysics and astrochemistry


History of science


Recent publications by Leiden Astronomers

(20 most recent)
arXiv:1505.05860v1 [pdf]
Title:The complex chemistry of outflow cavity walls exposed: the case of low-mass protostars
Authors: Maria N. Drozdovskaya, Catherine Walsh, Ruud Visser, Daniel Harsono, Ewine F. van Dishoeck
Comments: Accepted for publication in MNRAS; 24 pages, 20 figures, 3 tables
Subjects: astro-ph.SR
arXiv:1505.05325v1 [pdf]
Title:Asymmetric features in the protoplanetary disk MWC758
Authors: M. Benisty, A. Juhasz, A. Boccaletti, H. Avenhaus, J. Milli, C. Thalmann, C. Dominik, P. Pinilla, E. Buenzli, A. Pohl, J. -L. Beuzit, T. Birnstiel, J. de Boer, M. Bonnefoy, G. Chauvin, V. Christiaens, A. Garufi, C. Grady, T. Henning, N. Huelamo, A. Isella, M. Langlois, F. Menard, D. Mouillet, J. Olofsson, E. Pantin, C. Pinte, L. Pueyo
Comments: Accepted by A&A Letters
Subjects: astro-ph.SR, astro-ph.EP
arXiv:1505.05152v1 [pdf]
Title:The SCUBA-2 Cosmology Legacy Survey: ALMA resolves the bright-end of the sub-millimeter number counts
Authors: James Simpson, Ian Smail, Mark Swinbank, Scott Chapman, James Geach, Rob Ivison, Alasdair Thomson, Itziar Aretxaga, Andrew Blain, Will Cowley, Chian-Chou Chen, Kristen Coppin, Jim Dunlop, Alastair Edge, Duncan Farrah, Edo Ibar, Alex Karim, Kirsten Knudsen, Rowin Meijerink, Michal Michalowski, Douglas Scott, Marco Spanns, Paul van der Werf
Comments: 14 pages, 6 figures. ApJ in press
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1505.05148v1 [pdf]
Title:ALMA maps the Star-Forming Regions in a Dense Gas Disk at z~3
Authors: Mark Swinbank, Simon Dye, James Nightgale, Christina Furlanetto, Ian Smail, Asantha Cooray, Helmut Dannerbauer, Loretta Dunne, Steve Eales, Raphael Gavazzi, Todd Hunter, Rob Ivison, Mattia Negrello, Ivan Oteo, Renske Smit, Paul van der Werf, Catherine Vlahakis
Comments: 6 pages, 2 figures. ApJL in press
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1505.04705v1 [pdf]
Title:High-resolution imaging of the molecular outflows in two mergers: IRAS17208-0014 and NGC1614
Authors: S. Garcia-Burillo, F. Combes, A. Usero, S. Aalto, L. Colina, A. Alonso-Herrero, L. K. Hunt, S. Arribas, F. Costagliola, A. Labiano, R. Neri, M. Pereira-Santaella, L. J. Tacconi, P. P. van der Werf
Comments: Paper submitted to A&A. This version already accounts for changes required by the referee
Subjects: astro-ph.GA
arXiv:1505.03949v1 [pdf]
Title:The Dependence of the $A_V$ Prior for SN\,Ia on Host Mass and Disk Inclination
Authors: B. W. Holwerda, W. C. Keel, M. A. Kenworthy, K. J. Mack
Comments: 11 figures, 2 tables, accepted by MNRAS
Subjects: astro-ph.CO
arXiv:1505.03629v1 [pdf]
Title:Population synthesis of classical low-mass X-ray binaries in the Galactic Bulge
Authors: L. M. van Haaften, G. Nelemans, R. Voss, M. V. van der Sluys, S. Toonen
Comments: 8 pages, 10 figures. Accepted for publication in Astronomy and Astrophysics
Subjects: astro-ph.SR, astro-ph.GA, astro-ph.HE
arXiv:1505.03545v1 [pdf]
Title:230 GHz VLBI observations of M87: event-horizon-scale structure at the enhanced very-high-energy $\rm γ$-ray state in 2012
Authors: Kazunori Akiyama, ..., Remo P. J. Tilanus, Michael Titus, Jan Wagner, Jonathan Weintroub, Paul Yamaguchi, Ken H. Young, Anton Zensus, Lucy M. Ziurys
Comments: 11 pages, 4 figures, accepted to ApJ
Subjects: astro-ph.HE, astro-ph.GA
arXiv:1505.03064v1 [pdf]
Title:LOFAR discovery of a quiet emission mode in PSR B0823+26
Authors: C. Sobey, N.,..., L. Bîrzan, A. Bonafede, F. Breitling, J. Broderick, M. Brüggen, A. Corstanje, D. Carbone, E. de Geus, >M. de Vos, A. van Duin, S. Duscha, J. Eislöffel, H. Falcke, R. A. Fallows, R. Fender, C. Ferrari, W. Frieswijk, M. A. Garrett, A. W. Gunst, J. P. Hamaker, G. Heald, M. Hoeft, J. Hörandel, E. Jütte, G. Kuper, P. Maat, G. Mann, S. Markoff, R. McFadden, D. McKay-Bukowski, J. P. McKean, D. D. Mulcahy, H. Munk, A. Nelles, M. J. Norden, E. Orrù, H. Paas, M. Pandey-Pommier, V. N. Pandey, G. Pietka, R. Pizzo, A. G. Polatidis, D. Rafferty, A. Renting, H. Röttgering,..., P. Zarka
Comments: 15 pages, 8 figures, 2 tables, accepted for publication in MNRAS
Subjects: astro-ph.SR, astro-ph.HE
arXiv:1505.02562v1 [pdf]
Title:Anatomy of the AGN in NGC 5548 IV. The short-term variability of the outflows
Authors: L. Di Gesu, E. Costantini, J. Ebrero, M. Mehdipour, J. S. Kaastra, F. Ursini, P. O. Petrucci, M. Cappi, G. A. Kriss, S. Bianchi, G. Branduardi-Raymont, B. De Marco, A. De Rosa, S. Kaspi, S. Paltani, C. Pinto, G. Ponti, K. C. Steenbrugge, M. Whewell
Comments: 13 pages, 9 figures, accepted for publication in A&A
Subjects: astro-ph.HE
arXiv:1505.02797v1 [pdf]
Title:Gas-phase metallicity profiles of the Bluedisk galaxies: Is metallicity in a local star-formation regulated equilibrium?
Authors: David Carton, Jarle Brinchmann, Jing Wang, Frank Bigiel, Diane Cormier, Thijs van der Hulst, Gyula I. G. Józsa, Paolo Serra, Marc A. W. Verheijen
Comments: Accepted for publication in MNRAS
Subjects: astro-ph.GA
arXiv:1505.01947v1 [pdf]
Title:Quantifying the gas inside dust cavities in transitional disks: implications for young planets
Authors: E. F. van Dishoeck, N. van der Marel, S. Bruderer, P. Pinilla
Comments: 4 pages, 2 figures; dd. March 18 2015. To appear in "Revolution in Astronomy with ALMA: the 3rd year", 2015, ed. D. Iono et al. (ASP conference series)
Subjects: astro-ph.GA, astro-ph.EP
arXiv:1505.01502v1 [pdf]
Title:Star-formation properties of Hickson Compact Groups based on deep Hα imaging
Authors: Paul Eigenthaler, Sylvia Ploeckinger, Miguel Verdugo, Bodo Ziegler
Comments: 22 pages, 16 figures, accepted for publication in MNRAS
Subjects: astro-ph.GA
arXiv:1505.01132v1 [pdf]
Title:CARMA observations of massive Planck-discovered cluster candidates at z>0.5 associated with WISE overdensities: Breaking the size-flux degeneracy
Authors: C. Rodriguez-Gonzalvez, R. Chary, S. Muchovej, J. -B. Melin, F. Feroz, M. Olamaie, T. Shimwell
Comments: 26 pages, 8 figures, appearing in MNRAS (responded to referee report)
Subjects: astro-ph.CO
arXiv:1505.00949v1 [pdf]
Title:A CO-rich merger shaping a powerful and hyper-luminous infrared radio galaxy at z=2: the Dragonfly Galaxy
Authors: B. H. C. Emonts, M. Y. Mao, A. Stroe, L. Pentericci, M. Villar-Martin, R. P. Norris, G. Miley, C. De Breuck, G. A. van Moorsel, M. D. Lehnert, C. L. Carilli, H. J. A. Rottgering, N. Seymour, E. M. Sadler, R. D. Ekers, G. Drouart, I. Feain, L. Colina, J. Stevens, J. Holt
Comments: Accepted for publication in MNRAS (12 pages, 5 figures)
Subjects: astro-ph.GA
arXiv:1505.00576v1 [pdf]
Title:Laboratory Photo-chemistry of PAHs: Ionization versus Fragmentation
Authors: Junfeng Zhen, Pablo Castellanos, Daniel M. Paardekooper, Niels Ligterink, Harold Linnartz, Laurent Nahon, Christine Joblin, Alexander G. G. M. Tielens
Comments: No journal ref found
Subjects: astro-ph.IM, astro-ph.GA, physics.chem-ph
arXiv:1504.08099v1 [pdf]
Title:Dust trapping by spiral arms in gravitationally unstable protostellar discs
Authors: Giovanni Dipierro, Paola Pinilla, Giuseppe Lodato, Leonardo Testi
Comments: 14 pages, 12 figures. Accepted for publication in MNRAS
Subjects: astro-ph.SR, astro-ph.EP
arXiv:1504.08005v1 [pdf]
Title:Neutral carbon and CO in 76 (U)LIRGs and starburst galaxy centers A method to determine molecular gas properties in luminous galaxies
Authors: F. P. Israel, M. J. F. Rosenberg, P. van der Werf
Comments: No journal ref found
Subjects: astro-ph.GA
arXiv:1504.07448v1 [pdf]
Title:Simulating the 21cm forest detectable with LOFAR and SKA in the spectra of high-z GRBs
Authors: B. Ciardi, S. Inoue, F. B. Abdalla, K. Asad, G. Bernardi, J. S. Bolton, M. Brentjens, A. G. de Bruyn, E. Chapman, S. Daiboo, E. R. Fernandez, A. Ghosh, L. Graziani, G. J. A. Harker, I. T. Iliev, V. Jelic, H. Jensen, S. Kazemi, L. V. E. Koopmans, O. Martinez, A. Maselli, G. Mellema, A. R. Offringa, V. N. Pandey, J. Schaye, R. Thomas, H. Vedantham, S. Yatawatta, S. Zaroubi
Comments: 5 pages, 4 figures, submitted to MNRAS
Subjects: astro-ph.CO, astro-ph.HE
arXiv:1504.06824v1 [pdf]
Title:Probing highly-obscured galaxy nuclei with vibrationally excited HCN - Extreme luminosity densities inside self-absorbed v=0 HCN and HCO+
Authors: S. Aalto, S. Martin F. Costagliola, E. Gonzalez-Alfonso, S. Muller, K. Sakamoto, G. A. Fuller, S. Garcia-Burillo, P. van der Werf, R. Neri, M. Spaans, F. Combes, S. Viti, S. Muehle, L. Armus, A. Evans, E. Sturm, J. Cernicharo, C. Henkel, T. R. Greve
Comments: 13 pages, 7 figures, submitted to Astronomy and Astrophysics
Subjects: astro-ph.GA