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Results 1 - 68 of 68

All-Sky Search for Transient Astrophysical Neutrino Emission with 10 Years of IceCube Cascade Events
- Virtual Journal - Volume 22, Issue 11 - article #1
- R. Abbasi, M. Ackermann, J. Adams, S. K. Agarwalla, J. A. Aguilar, M. Ahlers, J. M. Alameddine, N. M. Amin, K. Andeen, G. Anton, C. Arg"uelles, Y. Ashida, S. Athanasiadou, L. Ausborm, S. N. Axani, X. Bai, A. Balagopal V., M. Baricevic, S. W. Barwick, V. Basu, R. Bay, J. J. Beatty, J. Becker Tjus, J. Beise, C. Bellenghi, C. Benning, S. BenZvi, D. Berley, E. Bernardini, D. Z. Besson, E. Blaufuss, S. Blot, F. Bontempo, J. Y. Book, C. Boscolo Meneguolo, S. B"oser, O. Botner, J. B"ottcher, J. Braun, B. Brinson, J. Brostean-Kaiser, L. Brusa, R. T. Burley, R. S. Busse, D. Butterfield, M. A. Campana, K. Carloni, E. G. Carnie-Bronca, S. Chattopadhyay, N. Chau, C. Chen, Z. Chen, D. Chirkin, S. Choi, B. A. Clark, A. Coleman, G. H. Collin, A. Connolly, J. M. Conrad, P. Coppin, P. Correa, D. F. Cowen, P. Dave, C. De Clercq, J. J. DeLaunay, D. Delgado, S. Deng, K. Deoskar, A. Desai, P. Desiati, K. D. de Vries, G. de Wasseige, T. DeYoung, A. Diaz, J. C. D'iaz-V'elez, M. Dittmer, A. Domi, H. Dujmovic, M. A. DuVernois, T. Ehrhardt, A. Eimer, P. Eller, E. Ellinger, S. El Mentawi, D. Els"asser, R. Engel, H. Erpenbeck, J. Evans, P. A. Evenson, K. L. Fan, K. Fang, K. Farrag, A. R. Fazely, A. Fedynitch, N. Feigl, S. Fiedlschuster, C. Finley, L. Fischer, D. Fox, A. Franckowiak, P. F"urst, J. Gallagher, E. Ganster, A. Garcia, L. Gerhardt, A. Ghadimi, C. Glaser, T. Glauch, T. Gl"usenkamp, J. G. Gonzalez, D. Grant, S. J. Gray, O. Gries, S. Griffin, S. Griswold, K. M. Groth, C. G"unther, P. Gutjahr, C. Ha, C. Haack, A. Hallgren, R. Halliday, L. Halve, F. Halzen, H. Hamdaoui, M. Ha Minh, M. Handt, K. Hanson, J. Hardin, A. A. Harnisch, P. Hatch, A. Haungs, J. H"au{ss}ler, K. Helbing, J. Hellrung, J. Hermannsgabner, L. Heuermann, N. Heyer, S. Hickford, A. Hidvegi, C. Hill, G. C. Hill, K. D. Hoffman, S. Hori, K. Hoshina, W. Hou, T. Huber, K. Hultqvist, M. H"unnefeld, R. Hussain, K. Hymon, S. In, A. Ishihara, M. Jacquart, O. Janik, M. Jansson, G. S. Japaridze, M. Jeong, M. Jin, B. J. P. Jones, N. Kamp, D. Kang, W. Kang, X. Kang, A. Kappes, D. Kappesser, L. Kardum, T. Karg, M. Karl, A. Karle, A. Katil, U. Katz, M. Kauer, J. L. Kelley, A. Khatee Zathul, A. Kheirandish, J. Kiryluk, S. R. Klein, A. Kochocki, R. Koirala, H. Kolanoski, T. Kontrimas, L. K"opke, C. Kopper, D. J. Koskinen, P. Koundal, M. Kovacevich, M. Kowalski, T. Kozynets, J. Krishnamoorthi, K. Kruiswijk, E. Krupczak, A. Kumar, E. Kun, N. Kurahashi, N. Lad, C. Lagunas Gualda, M. Lamoureux, M. J. Larson, S. Latseva, F. Lauber, J. P. Lazar, J. W. Lee, K. Leonard DeHolton, A. Leszczy'nska, M. Lincetto, Y. Liu, M. Liubarska, E. Lohfink, C. Love, C. J. Lozano Mariscal, L. Lu, F. Lucarelli, W. Luszczak, Y. Lyu, J. Madsen, E. Magnus, K. B. M. Mahn, Y. Makino, E. Manao, S. Mancina, W. Marie Sainte, I. C. Maric{s}, S. Marka, Z. Marka, M. Marsee, I. Martinez-Soler, R. Maruyama, F. Mayhew, T. McElroy, F. McNally, J. V. Mead, K. Meagher, S. Mechbal, A. Medina, M. Meier, Y. Merckx, L. Merten, J. Micallef, J. Mitchell, T. Montaruli, R. W. Moore, Y. Morii, R. Morse, M. Moulai, T. Mukherjee, R. Naab, R. Nagai, M. Nakos, U. Naumann, J. Necker, A. Negi, M. Neumann, H. Niederhausen, M. U. Nisa, A. Noell, A. Novikov, S. C. Nowicki, A. Obertacke Pollmann, V. O'Dell, B. Oeyen, A. Olivas, R. Orsoe, J. Osborn, E. O'Sullivan, H. Pandya, N. Park, G. K. Parker, E. N. Paudel, L. Paul, C. P'erez de los Heros, J. Peterson, S. Philippen, A. Pizzuto, M. Plum, A. Pont'en, Y. Popovych, M. Prado Rodriguez, B. Pries, R. Procter-Murphy, G. T. Przybylski, C. Raab, J. Rack-Helleis, K. Rawlins, Z. Rechav, A. Rehman, P. Reichherzer, E. Resconi, S. Reusch, W. Rhode, B. Riedel, A. Rifaie, E. J. Roberts, S. Robertson, S. Rodan, G. Roellinghoff, M. Rongen, A. Rosted, C. Rott, T. Ruhe, L. Ruohan, D. Ryckbosch, I. Safa, J. Saffer, D. Salazar-Gallegos, P. Sampathkumar, S. E. Sanchez Herrera, A. Sandrock, M. Santander, S. Sarkar, S. Sarkar, J. Savelberg, P. Savina, M. Schaufel, H. Schieler, S. Schindler, L. Schlickmann, B. Schl"uter, F. Schl"uter, N. Schmeisser, T. Schmidt, J. Schneider, F. G. Schr"oder, L. Schumacher, S. Sclafani, D. Seckel, M. Seikh, S. Seunarine, R. Shah, S. Shefali, N. Shimizu, M. Silva, B. Skrzypek, B. Smithers, R. Snihur, J. Soedingrekso, A. S{o}gaard, D. Soldin, P. Soldin, G. Sommani, C. Spannfellner, G. M. Spiczak, C. Spiering, M. Stamatikos, T. Stanev, T. Stezelberger, T. St"urwald, T. Stuttard, G. W. Sullivan, I. Taboada, S. Ter-Antonyan, M. Thiesmeyer, W. G. Thompson, J. Thwaites, S. Tilav, K. Tollefson, C. T"onnis, S. Toscano, D. Tosi, A. Trettin, C. F. Tung, R. Turcotte, J. P. Twagirayezu, M. A. Unland Elorrieta, A. K. Upadhyay, K. Upshaw, A. Vaidyanathan, N. Valtonen-Mattila, J. Vandenbroucke, N. van Eijndhoven, D. Vannerom, J. van Santen, J. Vara, J. Veitch-Michaelis, M. Venugopal, M. Vereecken, S. Verpoest, D. Veske, A. Vijai, C. Walck, Y. Wang, C. Weaver, P. Weigel, A. Weindl, J. Weldert, A. Y. Wen, C. Wendt, J. Werthebach, M. Weyrauch, N. Whitehorn, C. H. Wiebusch, D. R. Williams, L. Witthaus, A. Wolf, M. Wolf, G. Wrede, X. W. Xu, J. P. Yanez, E. Yildizci, S. Yoshida, R. Young, S. Yu, T. Yuan, Z. Zhang, P. Zhelnin, P. Zilberman, M. Zimmerman
- https://arxiv.org/abs/2312.05362
Hyperonic uncertainties in neutron stars, mergers and supernovae
- Virtual Journal - Volume 22, Issue 5 - article #7
- Hristijan Kochankovski Angels Ramos Laura Tolos
- https://arxiv.org/abs/2309.14879
Hyperonic equation of state at finite temperature for neutron stars. (arXiv:2209.09739v1 [nucl-th])
- Virtual Journal - Volume 20, Issue 37 - article #10
- Hristijan Kochankovski, Angels Ramos, Laura Tolos
- http://arxiv.org/abs/2209.09739
Equation of state for hot hyperonic neutron star matter. (arXiv:2206.11266v1 [astro-ph.HE])
- Virtual Journal - Volume 20, Issue 25 - article #2
- Hristijan Kochankovski, Angels Ramos, Laura Tolos
- http://arxiv.org/abs/2206.11266
Mono-enriched stars and Galactic chemical evolution -- Possible biases in observations and theory. (arXiv:2009.11876v1 [astro-ph.SR])
- Virtual Journal - Volume 18, Issue 40 - article #6
- Camilla Juul Hansen, Andreas Koch, Lyudmila Mashonkina, Mattis Magg, Maria Bergemann, Tatyana Sitnova, Andrew J. Gallagher, Ilya Ilyin, Elisabetta Caffau, Huawei W. Zhang, Klauss G. Strassmeier, Ralf S. Klessen
- http://arxiv.org/abs/2009.11876
Identification of strontium in the merger of two neutron stars. (arXiv:1910.10510v1 [astro-ph.HE])
- Virtual Journal - Volume 17, Issue 43 - article #4
- Darach Watson (1, 2), Camilla J. Hansen (3), Jonatan Selsing (1, 2), Andreas Koch (4), Daniele B. Malesani (1, 2, 5), Anja C. Andersen (1), Johan P. U. Fynbo (1, 2), Almudena Arcones (6, 7), Andreas Bauswein (7, 8), Stefano Covino (9), Aniello Grado (10), Kasper E. Heintz (1, 2, 11), Leslie Hunt (12), Chryssa Kouveliotou (13, 14), Giorgos Leloudas (1, 5), Andrew Levan (15, 16), Paolo Mazzali (17, 18), Elena Pian (19) ((1) Niels Bohr Institute, University of Copenhagen, (2) Cosmic Dawn Center (DAWN), (3) Max-Planck-Institut für Astronomie, Heidelberg, (4) Zentrum für Astronomie der Universität Heidelberg, (5) DTU Space, Technical University of Denmark, (6) Institut für Kernphysik, Technische Universität Darmstadt, (7) GSI Helmholtzzentrum für Schwerionenforschung GmbH, Darmstadt, (8) Heidelberger Institut für Theoretische Studien, Heidelberg, (9) INAF / Brera Astronomical Observatory, Merate, (10) INAF-OACN, Naples, (11) Centre for Astrophysics, Cosmology, University of Iceland, (12) INAF - Osservatorio Astrofisico di Arcetri, Firenze, (13) Physics Department, the George Washington University, (14) Astronomy, Physics, Statistics Institute of Sciences (APSIS), Washington, DC, (15) Department of Astrophysics/IMAPP, Radboud University Nijmegen, (16) Department of Physics, University of Warwick, (17) Astrophysics Research Institute, Liverpool John Moores University, (18) Max-Planck Institute for Astrophysics, Garching, (19) INAF, Astrophysics, Space Science Observatory, Bologna)
- http://arxiv.org/abs/1910.10510
Abundances and kinematics of carbon-enhanced metal-poor stars in the Galactic halo*; A new classification scheme based on Sr and Ba. (arXiv:1901.05968v1 [astro-ph.SR])
- Virtual Journal - Volume 17, Issue 4 - article #1
- Camilla J. Hansen, Terese T. Hansen, Andreas Koch, Tim C. Beers, Birgitta Nordström, Vinicius M. Placco, Johannes Andersen
- http://arxiv.org/abs/1901.05968
Unusual neutron-capture nucleosynthesis in a carbon-rich Galactic bulge star. (arXiv:1812.07574v1 [astro-ph.GA])
- Virtual Journal - Volume 16, Issue 51 - article #16
- A. Koch, M. Reichert, C.J. Hansen, M. Hampel, R.J. Stancliffe, A. Karakas, A. Arcones
- http://arxiv.org/abs/1812.07574
TOPoS V: Abundance ratios in a sample of very metal-poor turn-off stars. (arXiv:1811.00035v1 [astro-ph.SR])
- Virtual Journal - Volume 16, Issue 44 - article #12
- P. François, E. Caffau, P. Bonifacio, M. Spite, F. Spite, R. Cayrel, N. Christlieb, A.J. Gallagher, R. Klessen, A. Koch, H.-G. Ludwig, L. Monaco, B. Plez, M. Steffen, S. Zaggia
- http://arxiv.org/abs/1811.00035
Detailed chemical abundance analysis of the thick disk star cluster Gaia 1â‹†â‹†â‹†
- Virtual Journal - Volume 16, Issue 4 - article #27
- Andreas Koch, Terese T. Hansen, Andrea Kunder
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/BQ7Da1hfwpA/201731434
TOPoS: IV. Chemical abundances from high-resolution observations of seven EMP stars. (arXiv:1801.03935v1 [astro-ph.SR])
- Virtual Journal - Volume 16, Issue 3 - article #16
- P. Bonifacio, E. Caffau, M. Spite, F. Spite, L. Sbordone, L. Monaco, P. François, B. Plez, P. Molaro, A. J. Gallagher, R. Cayrel, N. Christlieb, R. S. Klessen, A. Koch, H.-G. Ludwig, M. Steffen, S. Zaggia, C. Abate
- http://arxiv.org/abs/1801.03935
Detailed chemical abundance analysis of the thick disk star cluster Gaia 1. (arXiv:1709.04022v1 [astro-ph.GA])
- Virtual Journal - Volume 15, Issue 37 - article #3
- Andreas Koch, Terese T. Hansen, Andrea Kunder
- http://arxiv.org/abs/1709.04022
Abundance analysis of a CEMP-no star in the Carina dwarf spheroidal galaxy. (arXiv:1706.06599v1 [astro-ph.SR])
- Virtual Journal - Volume 15, Issue 25 - article #1
- A. Susmitha, A. Koch, T. Sivarani
- http://arxiv.org/abs/1706.06599
The Gaia-ESO Survey: Galactic evolution of sulphur and zinc. (arXiv:1704.02981v1 [astro-ph.SR])
- Virtual Journal - Volume 15, Issue 15 - article #7
- S. Duffau, E. Caffau, L. Sbordone, P. Bonifacio, S. Andrievsky, S. Korotin, C. Babusiaux, S. Salvadori, L. Monaco, P. Francois, A. Skuladottir, A. Bragaglia, P. Donati, L. Spina, A. J. Gallagher, H.-G. Ludwig, N. Christlieb, C. J. Hansen, A. Mott, M. Steffen, S. Zaggia, S. Blanco-Cuaresma, F. Calura, E. Friel, F. M. Jimenez-Esteban, A. Koch, L. Magrini, E. Pancino, B. Tang, G. Tautvaisiene, A. Vallenari, K. Hawkins, G. Gilmore, S. Randich, S. Feltzing, T. Bensby, E. Flaccomio, R. Smiljanic, A. Bayo, G. Carraro, A.R. Casey, M. T. Costado, F. Damiani, E. Franciosini, A. Hourihane, P. Jofre, C. Lardo, J. Lewis, L. Morbidelli, S. G. Sousa, C. C. Worley
- http://arxiv.org/abs/1704.02981
Insights into the chemical composition of the metal-poor Milky Way halo globular cluster NGC 6426. (arXiv:1612.05989v1 [astro-ph.GA])
- Virtual Journal - Volume 14, Issue 52 - article #9
- M. Hanke, A. Koch, C. J. Hansen, A. McWilliam
- http://arxiv.org/abs/1612.05989
Something borrowed, something blue: The nature of blue metal-poor stars inferred from their colours and chemical abundances. (arXiv:1611.03494v1 [astro-ph.SR])
- Virtual Journal - Volume 14, Issue 47 - article #7
- C. J. Hansen, P. Jofre, A. Koch, A McWilliam, C. S. Sneden
- http://arxiv.org/abs/1611.03494
TOPoS
- Virtual Journal - Volume 14, Issue 45 - article #12
- E. Caffau, P. Bonifacio, M. Spite, F. Spite, L. Monaco, L. Sbordone, P. FranÃƒÂ§ois, A. J. Gallagher, B. Plez, S. Zaggia, H.-G. Ludwig, R. Cayrel, A. Koch, M. Steffen, S. Salvadori, R. Klessen, S. Glover, N. Christlieb
- Astronomy & Astrophysics
- http://feedproxy.google.com/~r/edp_aa/~3/RJ0h5na7TGY/201629776
TOPoS: III. An ultra iron-poor multiple CEMP system. (arXiv:1610.04106v1 [astro-ph.GA])
- Virtual Journal - Volume 14, Issue 42 - article #17
- E. Caffau, P. Bonifacio, M. Spite, F. Spite, L. Monaco, L. Sbordone, P. Francois, A. J. Gallagher, B. Plez, S. Zaggia, H.-G. Ludwig, R. Cayrel, A. Koch, M. Steffen, S. Salvadori, R. Klessen, S. Glover, N. Christlieb
- http://arxiv.org/abs/1610.04106
Triangulum II: A Very Metal-poor and Dynamically Hot Stellar System
- Virtual Journal - Volume 14, Issue 9 - article #40
- Nicolas F. Martin, Rodrigo A. Ibata, Michelle L. M. Collins, R. Michael Rich, Eric F. Bell, Annette M. N. Ferguson, Benjamin P. M. Laevens, Hans-Walter Rix, Scott C. Chapman, and Andreas Koch
- The Astrophysical Journal - Volume: 818, Issue: 1
- View article PDF (578 KB)
Selecting Sagittarius: Identification and Chemical Characterization of the Sagittarius Stream
- Virtual Journal - Volume 13, Issue 22 - article #10
- E. A. Hyde, S. Keller, D. B. Zucker, R. Ibata, A. Siebert, G. F. Lewis, J. Penarrubia, M. Irwin, G. Gilmore, R. R. Lane, A. Koch, A. R. Conn, F. I. Diakogiannis, S. Martell
- arXiv.org - Astrophysics - Volume: 2015, Issue: 5 Jun
- arXiv:1505.07926 [pdf, other]
Selecting Sagittarius: Identification and Chemical Characterization of the Sagittarius Stream
- Virtual Journal - Volume 13, Issue 22 - article #33
- E. A. Hyde, S. Keller, D. B. Zucker, R. Ibata, A. Siebert, G. F. Lewis, J. Penarrubia, M. Irwin, G. Gilmore, R. R. Lane, A. Koch, A. R. Conn, F. I. Diakogiannis, and S. Martell
- The Astrophysical Journal - Volume: 805, Issue: 2
- View article PDF (2.41 MB)
TOPoS: II. On the bimodality of carbon abundance in CEMP stars. Implications on the early chemical evolution of galaxies
- Virtual Journal - Volume 13, Issue 16 - article #21
- P. Bonifacio (1), E. Caffau (1,2), M. Spite (2), M. Limongi (3,4), A. Chieffi (5), R.S. Klessen (6,7,8), P. François (1,9), P. Molaro (10), H. G. Ludwig (2,1), S. Zaggia (11), F. Spite (1), B. Plez (12), R. Cayrel (1), N. Christlieb (2), P.C. Clark (13,6), S.C.O. Glover (6), F. Hammer (1), A. Koch (2), L. Monaco (14,15), L. Sbordone (16,17), M. Steffen (18,1) ((1) GEPI, Observatoire de Paris, (2) ZAH-LSW, (3) INAF - OA Roma, (4) Kavli IPMU, Univ. Tokyo (5) INAF - IASFC, (6) ZAH-ARI, (7) Kavli, IPAC, Stanford Univ., (8) Dep A&A Univ, Calfornia, (9) UPJV, Univ. Picardie, (10) INAF - OA Trieste, (11) INAF- OA Padova, (12) LUPM, Univ. Montpellier, (13) School of Physics and Astronomy, Cardiff Univ. (14) ESO, (15) DCF - Univ. A. Bello, (16) MAS, (17) PUC - Chile, (18) Leibniz-Institut AIP)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 24 Apr
- arXiv:1504.05963 [pdf, ps, other]
The Gaia-ESO Survey: Detailed Abundances in the Metal-poor Globular Cluster NGC 4372
- Virtual Journal - Volume 13, Issue 15 - article #16
- I. San Roman, C. Muñoz, D. Geisler, S. Villanova, N. Kacharov, A. Koch, G. Carraro, G. Tautvaišiene, A. Vallenari, E. J. Alfaro, T. Bensby, E. Flaccomio, P. Francois, A. J. Korn, E. Pancino, A. Recio-Blanco, R. Smiljanic, M. Bergemann, M. T. Costado, F. Damiani, U. Heiter, A. Hourihane, P. Jofré, C. Lardo, P. de Laverny, T. Masseron, L. Morbidelli, L. Sbordone, S. G. Sousa, C. C. Worley, S. Zaggia
- arXiv.org - Astrophysics - Volume: 2015, Issue: 17 Apr
- arXiv:1504.03497 [pdf, ps, other]
An inefficient dwarf: chemical abundances and the evolution of the Ursa Minor dwarf spheroidal galaxy
- Virtual Journal - Volume 13, Issue 12 - article #21
- UÃ„ÂŸur Ural, Gabriele Cescutti, Andreas Koch, Jan Kleyna, Sofia Feltzing, and Mark I. Wilkinson
- Monthly Notices of the Royal Astronomical Society - Volume: 449, Issue: 1
- Abstract Full Text (HTML) Full Text (PDF) SUPPORTING INFORMATION
The Galactic evolution of sulphur as traced by globular clusters
- Virtual Journal - Volume 13, Issue 10 - article #10
- Nikolay Kacharov, Andreas Koch, Elisabetta Caffau, Luca Sbordone
- arXiv.org - Astrophysics - Volume: 2015, Issue: 13 Mar
- arXiv:1503.02691 [pdf, ps, other]
Light, Alpha, and Fe-peak Element Abundances in the Galactic Bulge
- Virtual Journal - Volume 12, Issue 22 - article #84
- Christian I. Johnson, R. Michael Rich, Chiaki Kobayashi, Andrea Kunder, and Andreas Koch
- Astronomical Journal - Volume: 148, Issue: 4
- View article PDF (3.76 MB)
A study of rotating globular clusters - The case of the old, metal-poor globular cluster NGC 4372
- Virtual Journal - Volume 12, Issue 22 - article #86
- N. Kacharov, P. Bianchini, A. Koch, M. J. Frank, N. F. Martin, G. van de Ven, T. H. Puzia, I. McDonald, C. I. Johnson and A. A. Zijlstra
- Astronomy and Astrophysics - Volume: 567, Issue: July 2014
- http://dx.doi.org/10.1051/0004-6361/201423709
  Abstract Full HTML PDF (2.224 MB) ePUB (1.918 MB) References Tables at CDS NASA ADS Abstract Service
A chemical confirmation of the faint Bootes II dwarf Spheroidal Galaxy
- Virtual Journal - Volume 12, Issue 21 - article #28
- Andreas Koch, R. Michael Rich
- arXiv.org - Astrophysics - Volume: 2014, Issue: 22 Aug
- arXiv:1408.3628 [pdf, ps, other]
The chemical composition of a regular halo globular cluster: NGC 5897
- Virtual Journal - Volume 12, Issue 21 - article #102
- Andreas Koch and Andrew McWilliam
- Astronomy and Astrophysics - Volume: 565, Issue: May 2014
- http://dx.doi.org/10.1051/0004-6361/201323119
  Abstract Full HTML PDF (954.8 KB) ePUB (1.712 MB) References Online Material Tables at CDS NASA ADS Abstract Service
Light, Alpha, and Fe-Peak Element Abundances in the Galactic Bulge
- Virtual Journal - Volume 12, Issue 20 - article #9
- Christian I. Johnson, R. Michael Rich, Chiaki Kobayashi, Andrea Kunder, Andreas Koch
- arXiv.org - Astrophysics - Volume: 2014, Issue: 11 Jul
- arXiv:1407.2282 [pdf, ps, other]
A study of rotating globular clusters - the case of the old, metal-poor globular cluster NGC 4372
- Virtual Journal - Volume 12, Issue 20 - article #18
- N. Kacharov, P. Bianchini, A. Koch, M. J. Frank, N. F. Martin, G. van de Ven, T. H. Puzia, I. McDonald, C. I. Johnson, A. A. Zijlstra
- arXiv.org - Astrophysics - Volume: 2014, Issue: 13 Jun
- arXiv:1406.1552 [pdf, ps, other]
The Metal-poor Knee in the Fornax Dwarf Spheroidal Galaxy
- Virtual Journal - Volume 12, Issue 17 - article #55
- Benjamin Hendricks, Andreas Koch, Gustavo A. Lanfranchi, Corrado Boeche, Matthew Walker, Christian I. Johnson, Jorge PeÃƒÂ±arrubia, and Gerard Gilmore
- The Astrophysical Journal - Volume: 785, Issue: 2
- View article PDF (1.10 MB)
The Be-test in the Li-rich star #1657 of NGC 6397: evidence for Li-flash in RGB stars?
- Virtual Journal - Volume 12, Issue 16 - article #20
- L. Pasquini, A. Koch, R. Smiljanic, P. Bonifacio and A. Modigliani
- Astronomy and Astrophysics - Volume: 563, Issue: March 2014
- http://dx.doi.org/10.1051/0004-6361/201323220
  Abstract Full HTML PDF (143.8 KB) References NASA ADS Abstract Service
The chemical composition of a regular halo globular cluster: NGC 5897
- Virtual Journal - Volume 12, Issue 10 - article #9
- Andreas Koch, Andrew McWilliam
- arXiv.org - Astrophysics - Volume: 2014, Issue: 7 Mar
- arXiv:1403.1262 [pdf, ps, other]
The metal-poor Knee in the Fornax Dwarf Spheroidal Galaxy
- Virtual Journal - Volume 12, Issue 9 - article #10
- Benjamin Hendricks, Andreas Koch, Gustavo A. Lanfranchi, Corrado Boeche, Matthew Walker, Christian I. Johnson, Jorge Penarrubia, Gerard Gilmore
- arXiv.org - Astrophysics - Volume: 2014, Issue: 28 Feb
- arXiv:1402.6328 [pdf, ps, other]
The Be-test in the Li-rich star #1657 of NGC 6397: evidence for Li-flash in RGB stars?
- Virtual Journal - Volume 12, Issue 5 - article #3
- L. Pasquini, A. Koch, R. Smiljanic, P. Bonifacio, A. Modigliani
- arXiv.org - Astrophysics - Volume: 2014, Issue: 31 Jan
- arXiv:1401.7945 [pdf, ps, other]
TOPoS - I. Survey design and analysis of the first sample
- Virtual Journal - Volume 11, Issue 51 - article #18
- E. Caffau, P. Bonifacio, L. Sbordone, P. FranÃƒÂ§ois, L. Monaco, M. Spite, B. Plez, R. Cayrel, N. Christlieb, P. Clark, et al. (7 more) S. Glover, R. Klessen, A. Koch, H.-G. Ludwig, F. Spite, M. Steffen and S. Zaggia
- Astronomy and Astrophysics - Volume: 560, Issue: December 2013
- http://dx.doi.org/10.1051/0004-6361/201322488
  Abstract Full HTML PDF (308.7 KB) References NASA ADS Abstract Service
A comprehensive chemical abundance study of the outer halo globular cluster M 75
- Virtual Journal - Volume 11, Issue 26 - article #27
- N. Kacharov, A. Koch and A. McWilliam
- Astronomy and Astrophysics - Volume: 554, Issue: June 2013
- http://dx.doi.org/10.1051/0004-6361/201321392
  Abstract Full HTML PDF (752.1 KB) References Tables at CDS NASA ADS Abstract Service
Neutron-capture element deficiency of the Hercules dwarf spheroidal galaxy
- Virtual Journal - Volume 11, Issue 26 - article #37
- A. Koch, S. Feltzing, D. AdÃƒÂ©n and F. Matteucci
- Astronomy and Astrophysics - Volume: 554, Issue: June 2013
- http://dx.doi.org/10.1051/0004-6361/201220742
  Abstract Full HTML PDF (657.0 KB) References NASA ADS Abstract Service
A comprehensive chemical abundance study of the outer halo globular cluster M 75
- Virtual Journal - Volume 11, Issue 16 - article #1
- Nikolay Kacharov, Andreas Koch, Andrew McWilliam
- arXiv.org - Astrophysics - Volume: 2013, Issue: 19 Apr
- arXiv:1304.4247 [pdf, ps, other]
Neutron-capture element deficiency of the Hercules dwarf spheroidal galaxy
- Virtual Journal - Volume 11, Issue 15 - article #10
- Andreas Koch, Sofia Feltzing, Daniel Aden, Francesca Matteucci
- arXiv.org - Astrophysics - Volume: 2013, Issue: 12 Apr
- arXiv:1304.2764 [pdf, ps, other]
Velocity and abundance precisions for future high-resolution spectroscopic surveys: A study for 4MOST
- Virtual Journal - Volume 11, Issue 10 - article #19
- E. Caffau, A. Koch, L. Sbordone, P. Sartoretti, C.J. Hansen, F. Royer, N. Leclerc, P. Bonifacio, N. Christlieb, H.-G. Ludwig, E.K. Grebel, R.S. de Jong, C. Chiappini, J. Walcher, S. Mignot, S. Feltzing, M. Cohen, I. Minchev, A. Helmi, T. Piffl, E. Depagne and O. Schnurr
- Astronomische Nachrichten - Volume: 334, Issue: 3
- Abstract PDF(368K)References Request Permissions
Metallicity Distribution Functions, Radial Velocities, and Alpha Element Abundances in Three Off-axis Bulge Fields
- Virtual Journal - Volume 11, Issue 10 - article #32
- Christian I. Johnson, R. Michael Rich, Chiaki Kobayashi, Andrea Kunder, Catherine A. Pilachowski, Andreas Koch, and Roberto de Propris
- The Astrophysical Journal - Volume: 765, Issue: 2
- Abstract References Full text PDF (16.11 MB) Enhanced article HTML
Metallicity Distribution Functions, Radial Velocities, and Alpha Element Abundances in Three Off-Axis Bulge Fields
- Virtual Journal - Volume 11, Issue 8 - article #8
- Christian I. Johnson, R. Michael Rich, Chiaki Kobayashi, Andrea Kunder, Catherine A. Pilachowski, Andreas Koch, Roberto De Propris
- arXiv.org - Astrophysics - Volume: 2013, Issue: 22 Feb
- arXiv:1302.3679 [pdf, ps, other]
Population gradients and photometric metallicities in early- and transition-type dwarf galaxies: Clues from the Sculptor group
- Virtual Journal - Volume 11, Issue 7 - article #33
- S. Lianou, E. K. Grebel, G. S. Da Costa, M. Rejkuba, H. Jerjen and A. Koch
- Astronomy and Astrophysics - Volume: 550, Issue: February 2013
- http://dx.doi.org/10.1051/0004-6361/201219959
  Abstract | Full HTML | PDF (3.907 MB) | References | Online Material | Tables at CDS | NASA ADS Abstract Service
Chemical element abundances in the outer halo globular cluster M 75
- Virtual Journal - Volume 11, Issue 2 - article #4
- Nikolay Kacharov, Andreas Koch
- arXiv.org - Astrophysics - Volume: 2013, Issue: 11 Jan
- arXiv:1301.2153 [pdf, ps, other]
Chemical Abundances of Metal-poor RRÂ Lyrae Stars in the Magellanic Clouds
- Virtual Journal - Volume 10, Issue 51 - article #34
- Raoul Haschke, Eva K. Grebel, Anna Frebel, Sonia Duffau, Camilla J. Hansen, and Andreas Koch
- Astronomical Journal - Volume: 144, Issue: 3
- doi:10.1088/0004-6256/144/3/88 Tag this article
Quasi-spherical accretion in low-luminosity X-ray pulsars: Theory vs. observations
- Virtual Journal - Volume 10, Issue 50 - article #21
- K. Postnov, N. Shakura, A. Kochetkova, L. Hjalmarsdotter (Moscow M.V. Lomonosov State University, Sternberg Astronomical Institute)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 14 Dec
- arXiv:1212.2841 [pdf, ps, other]
Velocity and abundance precisions for future high-resolution spectroscopic surveys: a study for 4MOST
- Virtual Journal - Volume 10, Issue 45 - article #15
- E. Caffau, A. Koch, L. Sbordone, P. Sartoretti, C. J. Hansen, F. Royer, N. Leclerc, P. Bonifacio, N. Christlieb, H. G. Ludwig, E. K. Grebel, R. S. de Jong, C. Chiappini, J. Walcher, S. Mignot, S. Feltzing, M. Cohen, I. Minchev, A. Helmi, T. Piffl, E. Depagne, O. Schnurr
- arXiv.org - Astrophysics - Volume: 2012, Issue: 9 Nov
- arXiv:1211.1406 [pdf, ps, other]
A super-Li rich turnoff star in NGC 6397 - the puzzle persists
- Virtual Journal - Volume 10, Issue 13 - article #4
- Andreas Koch, Karin Lind, Ian B. Thompson, R. Michael Rich
- arXiv.org - Astrophysics - Volume: 2012, Issue: 30 Mar
- arXiv:1203.6079 [pdf, ps, other]
A Differential Chemical Element Analysis of the Metal-poor Globular Cluster NGCÂ 6397
- Virtual Journal - Volume 9, Issue 37 - article #27
- Andreas Koch and Andrew McWilliam
- Astronomical Journal - Volume: 142, Issue: 2
- doi:10.1088/0004-6256/142/2/63 Tag this article
Discovery of a Super-Li-rich Turnoff Star in the Metal-poor Globular Cluster NGCÂ 6397
- Virtual Journal - Volume 9, Issue 36 - article #39
- Andreas Koch, Karin Lind and R. Michael Rich
- The Astrophysical Journal Letters - Volume: 738, Issue: 2
- Abstract References Full text PDF (258 KB) View as HTML
Sulphur in the metal poor globular cluster NGC 6397
- Virtual Journal - Volume 9, Issue 35 - article #9
- Andreas Koch, Elisabetta Caffau
- arXiv.org - Astrophysics - Volume: 2011, Issue: 2 Sep
- arXiv:1108.6054 [pdf, ps, other]
Discovery of a super-Li rich turn-off star in the metal poor globular cluster NGC 6397
- Virtual Journal - Volume 9, Issue 32 - article #5
- Andreas Koch, Karin Lind, R. Michael Rich
- arXiv.org - Astrophysics - Volume: 2011, Issue: 12 Aug
- arXiv:1108.2033 [pdf, ps, other]
A differential chemical element analysis of the metal poor Globular Cluster NGC 6397
- Virtual Journal - Volume 9, Issue 25 - article #4
- Andreas Koch, Andrew McWilliam
- arXiv.org - Astrophysics - Volume: 2011, Issue: 24 Jun
- arXiv:1106.4544 [pdf, ps, other]
Spectroscopic versus Photometric Metallicities: Milky Way Dwarf Spheroidal Companions as a Test Case
- Virtual Journal - Volume 9, Issue 22 - article #10
- Sophia Lianou (1), Eva K. Grebel (1), Andreas Koch (2 and 3) ((1) ARI, University of Heidelberg, (2) University of Leicester, (3) LSW, University of Heidelberg)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 3 Jun
- arXiv:1105.6037 [pdf, ps, other]
An abundance study of red-giant-branch stars in the Hercules dwarf spheroidal galaxy
- Virtual Journal - Volume 8, Issue 44 - article #1
- D. Adén, K. Eriksson, S.Feltzing, E. K. Grebel, A. Koch, M. I. Wilkinson
- arXiv.org - Astrophysics - Volume: 2010, Issue: 29 Oct
- arXiv:1010.5683 [pdf, ps, other]
A Differential Chemical Abundance Scale for the Globular Cluster M5
- Virtual Journal - Volume 8, Issue 20 - article #25
- Andreas Koch and Andrew McWilliam
- Astronomical Journal - Volume: 139, Issue: 6
- Abstract References Full text PDF (546 KB) HTML with Enhancements
Chemical Abundances for the Outer Halo Cluster Pal 4 from Co-added High-Resolution Spectroscopy
- Virtual Journal - Volume 8, Issue 18 - article #6
- Andreas Koch, Patrick Côté,
- arXiv.org - Astrophysics - Volume: 2010, Issue: 30 Apr
- arXiv:1004.4625 [pdf, ps, other]
A differential chemical abundance scale for the globular cluster M5
- Virtual Journal - Volume 8, Issue 14 - article #1
- Andreas Koch, Andrew McWilliam
- arXiv.org - Astrophysics - Volume: 2010, Issue: 2 Apr
- arXiv:1003.5010 [pdf, ps, other]
Dwarf spheroidals in the M81 Group - Metallicity distribution functions and population gradients
- Virtual Journal - Volume 8, Issue 10 - article #5
- Sophia Lianou (1), Eva K. Grebel (1), Andreas Koch (2) ((1)ARI, University of Heidelberg, (2)University of Leicester)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 5 Mar
- arXiv:1003.0861 [pdf, ps, other]
All quiet in the outer halo: chemical abundances in the globular cluster Pal 3
- Virtual Journal - Volume 7, Issue 44 - article #25
- A. Koch, P. Côté, and A. McWilliam
- Astronomy and Astrophysics - Volume: 506, Issue: 2
- Abstract | PDF file (346.0 KB) | PS file (364.7 KB)
The Highly Unusual Chemical Composition of the Hercules Dwarf Spheroidal Galaxy
- Virtual Journal - Volume 6, Issue 41 - article #6
- A. Koch, A. McWilliam, E.K. Grebel, D.B Zucker, V. Belokurov
- arXiv.org - Astrophysics - Volume: 2008, Issue: 9 Oct
- arXiv:0810.0710 [ps, pdf, other]
Complexity on Small Scales: The Metallicity Distribution of the Carina Dwarf Spheroidal Galaxy
- Virtual Journal - Volume 3, Issue 44 - article #4
- A. Koch, E. K. Grebel, R. F. G. Wyse, J. T. Kleyna, M. I. Wilkinson, D. Harbeck, G. F. Gilmore, N. W. Evans
- ArXiv - Astrophysics – November 2005
- astro-ph/0511087 [abs, ps, pdf, other]
The Anisotropic Distribution of M 31 Satellite Galaxies: A Polar Great Plane of Early-Type Companions
- Virtual Journal - Volume 3, Issue 37 - article #34
- A. Koch, E.K. Grebel (Astronomical Institute of the University of Basel)
- ArXiv – Astrophysics – September 2005
- astro-ph/0509258 [ abs , ps , pdf , other]
Chemical Evolution in the Carina Dwarf Spheroidal
- Virtual Journal - Volume 2, Issue 42 - article #13
- A. Koch, E.K. Grebel, D. Harbeck, M.I. Wilkinson, J.T. Kleyna, G.F. Gilmore, R.F.G. Wyse, N.W. Evans
- arXiv - Astrophysics – October 2004
- astro-ph/0410435 [ abs , ps , pdf , other ]
Mass Segregation in the Globular Cluster Palomar 5 and its Tidal Tails
- Virtual Journal - Volume 2, Issue 32 - article #3
- A. Koch, E.K. Grebel, M. Odenkirchen, D. Martinez-Delgado, J.A.R. Caldwell
- arXiv - Astrophysics – August 2004
- astro-ph/0408208 [ abs , ps , pdf , other ]
R-process and alpha-elements in the Galactic disk: Kinematic correlations
- Virtual Journal - Volume 2, Issue 28 - article #10
- Andreas Koch, E.K. Grebel (Astronomical Institute of the University of Basel, Switzerland)
- arVix - Astrophysics – July 2004
- astro-ph/0407212 [ abs , ps , pdf , other ]

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