Leiden University (Dutch) Leiden Observatory Banner

Research topics


Large scale structure and cosmology

Galaxies

Interstellar matter and star formation

Stars and planetary systems

Computational astrophysics

High energy astrophysics

Laboratory astrophysics and astrochemistry

Instrumentation

History of science

Research

Recent publications by Leiden Astronomers

(20 most recent)
arXiv:1504.03927v1 [pdf]
Title:Gas density drops inside dust cavities of transitional disks around young stars observed with ALMA
Authors: Nienke van der Marel, Ewine van Dishoeck, Simon Bruderer, Laura M. Perez, Andrea Isella
Comments: Accepted by A&A
Subjects: astro-ph.EP, astro-ph.SR
arXiv:1504.04025v1 [pdf]
Title:The alignment and shape of dark matter, stellar, and hot gas distributions in the EAGLE and cosmo-OWLS simulations
Authors: Marco Velliscig, Marcello Cacciato, Joop Schaye, Richard G. Bower, Robert A. Crain, Marcel P. van Daalen, Claudio Dalla Vecchia, Carlos S. Frenk, Michelle Furlong, Ian G. McCarthy, Matthieu Schaller, Tom Theuns
Comments: 18 pages, 15 figures, submitted to MNRAS
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1504.03326v1 [pdf]
Title:The Differential Size Growth of Field and Cluster Galaxies at z=2.1 Using the ZFOURGE Survey
Authors: Rebecca J. Allen, Glenn G. Kacprzak, Lee R. Spitler, Karl Glazebrook, Ivo Labbé, Kim-Vy H. Tran, Caroline M. S. Straatman, Themiya Nanayakkara, Ryan F. Quadri, Michael Cowley, Andy Monson, Casey Papovich, S. Eric Persson, Glen Rees, V. Tilvi, Adam R. Tomczak
Comments: 11 pages, 8 figures, accepted by ApJ. Information on ZFOURGE can be found at http://zfourge.tamu.edu
Subjects: astro-ph.GA
arXiv:1504.03347v1 [pdf]
Title:Far infrared CO and H$_2$O emission in intermediate-mass protostars
Authors: M. Matuszak, A. Karska, L. E. Kristensen, G. J. Herczeg, L. Tychoniec, T. van Kempen, A. Fuente
Comments: 4 pages, 5 figures, 3 tables
Subjects: astro-ph.SR
arXiv:1504.02735v1 [pdf]
Title:Very Large Telescope observations of Gomez's Hamburger: Insights into a young protoplanet candidate
Authors: O. Berne, A. Fuente, E. Pantin, V. Bujarrabal, C. Baruteau, P. Pilleri, E. Habart, F. Menard, J. Cernicharo, A. Tielens, C. Joblin
Comments: 7 Pages, submitted to A&A
Subjects: astro-ph.GA, astro-ph.EP
arXiv:1504.02473v1 [pdf]
Title:The mass-metallicity relation of tidal dwarf galaxies
Authors: S. Recchi, P. Kroupa, S. Ploeckinger
Comments: 7 pages, 3 figures, MNRAS accepted
Subjects: astro-ph.GA
arXiv:1504.01734v1 [pdf]
Title:Evidence for PopIII-like stellar populations in the most luminous Lyman-$α$ emitters at the epoch of re-ionisation: spectroscopic confirmation
Authors: David Sobral, Jorryt Matthee, Behnam Darvish, Daniel Schaerer, Bahram Mobasher, Huub Röttgering, Sérgio Santos, Shoubaneh Hemmati
Comments: 14 pages, 8 figures. Submitted to ApJ
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1504.01437v1 [pdf]
Title:The unexpected diversity of dwarf galaxy rotation curves
Authors: Kyle A. Oman, Julio F. Navarro, Azadeh Fattahi, Carlos S. Frenk, Till Sawala, Simon D. M. White, Richard Bower, Robert A. Crain, Michelle Furlong, Matthieu Schaller, Joop Schaye, Tom Theuns
Comments: 17 pages, 6 figures, 2 tables, MNRAS submitted, comments welcome
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1504.00485v1 [pdf]
Title:Maser Astrometry with VLBI and the SKA
Authors: James A. Green, Huib Jan van Langevelde, Andreas Brunthaler, Simon Ellingsen, Hiroshi Imai, Wouter Vlemmings, Mark Reid, Anita Richards
Comments: 9 pages, 1 figure, to appear in the Proceedings of "Advancing Astrophysics with the Square Kilometre Array" PoS(AASKA14)119
Subjects: astro-ph.GA
arXiv:1503.08647v1 [pdf]
Title:Evolution of the luminosity-to-halo mass relation of LRGs from a combined SDSS-DR10+RCS2 analysis
Authors: Edo van Uitert, Marcello Cacciato, Henk Hoekstra, Ricardo Herbonnet
Comments: 20 pages, 11 figures, accepted for publication in A&A
Subjects: astro-ph.GA, astro-ph.CO
arXiv:1503.07188v1 [pdf]
Title:A Multi-Wavelength Mass Analysis of RCS2 J232727.6-020437, a ~3x10$^{15}$M$_{\odot}$ Galaxy Cluster at z=0.7
Authors: K. Sharon, M. D. Gladders, D. P. Marrone, H. Hoekstra, E. Rasia, H. Bourdin, D. Gifford, A. K. Hicks, C. Greer, L. F. Barrientos, M. Bayliss, J. E. Carlstrom, D. G. Gilbank, M. Gralla, J. Hlavacek-Larrondo, E. Leitch, P. Mazzotta, T. Mroczkowski, S. J. C. Muchovej, T. Schrabback, H. K. C. Yee
Comments: 18 pages, 15 figures, submitted to ApJ on March 5, 2015
Subjects: astro-ph.CO, astro-ph.GA
arXiv:1503.06065v1 [pdf]
Title:nIFTy galaxy cluster simulations I: dark matter & non-radiative models
Authors: Federico Sembolini, Gustavo Yepes, Frazer R. Pearce, Alexander Knebe, Scott T. Kay, Chris Power, Weiguang Cui, Alexander M. Beck, Stefano Borgani, Claudio Dalla Vecchia, Romeel Davé, Pascal Jahan Elahi, Sean February, Shuiyao Huang, Alex Hobbs, Neal Katz, Erwin Lau, Ian G. McCarthy, Giuseppe Murante, Daisuke Nagai, Kaylea Nelson, Richard D. A. Newton, Ewald Puchwein, Justin I. Read, Alexandro Saro, Joop Schaye, Robert J. Thacker
Comments: 21 pages, 13 figures, 4 tables - submitted to MNRAS
Subjects: astro-ph.CO
arXiv:1503.05553v1 [pdf]
Title:The distribution of neutral hydrogen around high-redshift galaxies and quasars in the EAGLE simulation
Authors: Alireza Rahmati, Joop Schaye, Richard G. Bower, Robert A. Crain, Michelle Furlong, Matthieu Schaller, Tom Theuns
Comments: 24 pages, 20 figures; submitted to MNRAS
Subjects: astro-ph.CO, astro-ph.GA
arXiv:1503.05559v1 [pdf]
Title:The Absence of an Environmental Dependence in the Mass-Metallicity Relation at z=2
Authors: Glenn G. Kacprzak, Tiantian Yuan, Themiya Nanayakkara, Chiaki Kobayashi, Kim-Vy H. Tran, Lisa J. Kewley, Karl Glazebrook, Lee Spitler, Philip Taylor, Michael Cowley, Ivo Labbé, Caroline Straatman, Adam Tomczak
Comments: 5 pages, 3 figures; accepted for publication in ApJ Letters
Subjects: astro-ph.GA
arXiv:1503.05189v1 [pdf]
Title:A Sub-arcsecond Survey Toward Class 0 Protostars in Perseus: Searching for Signatures of Protostellar Disks
Authors: John J. Tobin, Leslie W. Looney, David J. Wilner, Woojin Kwon, Claire J. Chandler, Tyler L. Bourke, Laurent Loinard, Hsin-Fang Chiang, Scott Schnee, Xuepeng Chen
Comments: Accepted to ApJ, 58 pages, 19 Figures, 5 Tables
Subjects: astro-ph.SR
arXiv:1503.05179v2 [pdf]
Title:An Ammonia Spectral Map of the L1495-B218 Filaments in the Taurus Molecular Cloud : I. Physical Properties of Filaments and Dense cores
Authors: Young Min Seo, Yancy L. Shirley, Paul Goldsmith, Derek Ward-Thompson, Jason M. Kirk, Markus Schmalzl, Jeong-Eun Lee, Rachel Friesen, Glen Langston, Joe Masters, Robert W. Garwood
Comments: ApJ Accepted
Subjects: astro-ph.GA
arXiv:1503.05170v1 [pdf]
Title:Discovery and Follow-up of Rotating Radio Transients with the Green Bank and LOFAR Telescopes
Authors: C. Karako-Argaman, V. M. Kaspi, R. S. Lynch, J. W. T. Hessels, V. I. Kondratiev, M. A. McLaughlin, S. M. Ransom, A. M. Archibald, J. Boyles, F. A. Jenet, D. L. Kaplan, L. Levin, D. R. Lorimer, E. C. Madsen, M. S. E. Roberts, X. Siemens, I. H. Stairs, K. Stovall, J. K. Swiggum, J. van Leeuwen
Comments: 18 pages, 13 figures, 5 tables, submitted to ApJ
Subjects: astro-ph.HE
arXiv:1503.05150v1 [pdf]
Title:Monitoring the Sky with the Prototype All-Sky Imager on the LWA1
Authors: K. S. Obenberger, G. B. Taylor, J. M. Hartman, T. E. Clarke, J. Dowell, A. Dubois, D. Dubois, P. A. Henning, J. Lazio, S. Michalak, F. K. Schinzel
Comments: 27 pages, 10 Figures, 1 Table
Subjects: astro-ph.IM
arXiv:1503.05082v1 [pdf]
Title:A large spectroscopic sample of L and T dwarfs from UKIDSS LAS: peculiar objects, binaries, and space density
Authors: F. Marocco, H. R. A. Jones, A. C. Day-Jones, D. J. Pinfield, P. W. Lucas, B. Burningham, Z. H. Zhang, R. L. Smart, J. I. Gomes, L. Smith
Comments: No journal ref found
Subjects: astro-ph.SR
arXiv:1503.05059v1 [pdf]
Title:Fourier spectra from exoplanets with polar caps and ocean glint
Authors: P. M. Visser, F. J. van de Bult
Comments: 15 pages, 2 tables, 13 figures
Subjects: astro-ph.EP
More