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Results 1 - 35 of 35

Chemical Evolution of R-process Elements in Stars (CERES): IV. An observational run-up of the third r-process peak with Hf, Os, Ir, and Pt
- Virtual Journal - Volume 22, Issue 49 - article #2
- Arthur Alencastro Puls, Jan Kuske, Camilla Juul Hansen, Linda Lombardo, Giorgio Visentin, Almudena Arcones, Raphaela Fernandes de Melo, Moritz Reichert, Piercarlo Bonifacio, Elisabetta Caffau, Stephan Fritzsche
- https://arxiv.org/abs/2412.00195
Ages and Heavy Element Abundances from Very Metal-poor Stars in the Sagittarius Dwarf Galaxy
- Virtual Journal - Volume 16, Issue 11 - article #27
- Camilla Juul Hansen, Mariam El-Souri, Lorenzo Monaco, Sandro Villanova, Piercarlo Bonifacio, Elisabetta Caffau,, Luca Sbordone
- The Astrophysical Journal
- http://iopscience.iop.org/0004-637X/855/2/83
Abundance patterns of the light neutron-capture elements in very and extremely metal-poor stars. (arXiv:1801.01304v1 [astro-ph.SR])
- Virtual Journal - Volume 16, Issue 2 - article #3
- François Spite, Monique Spite, Beatriz Barbuy, Piercarlo Bonifacio, Elisabetta Caffau, Patrick François
- http://arxiv.org/abs/1801.01304
Ages and heavy element abundances from very metal-poor stars in the Sagittarius dwarf galaxy. (arXiv:1711.02101v1 [astro-ph.SR])
- Virtual Journal - Volume 15, Issue 45 - article #3
- Camilla Juul Hansen, Mariam El-Souri, Lorenzo Monaco, Sandro Villanova, Piercarlo Bonifacio, Elisabetta Caffau, Luca Sbordone
- http://arxiv.org/abs/1711.02101
Highly Enriched 7Be in the ejecta of Nova Sagittarii 2015 No. 2 (V5668 Sgr) and the Galactic Lithium origin. (arXiv:1609.07297v1 [astro-ph.GA])
- Virtual Journal - Volume 14, Issue 40 - article #7
- Paolo Molaro, Luca Izzo, Elena Mason, Piercarlo Bonifacio, Massimo Della Valle
- http://arxiv.org/abs/1609.07297
Abundances in a sample of turnoff and subgiant stars in NGC 6121 (M4). (arXiv:1608.03541v1 [astro-ph.SR])
- Virtual Journal - Volume 14, Issue 33 - article #1
- Monique Spite, Francois Spite, Andrew J. Gallagher, Lorenzo Monaco, Piercarlo Bonifacio, Elisabetta Caffau, Sandro Villanova
- http://arxiv.org/abs/1608.03541
Lithium abundance in a turnoff halo star on an extreme orbit
- Virtual Journal - Volume 13, Issue 36 - article #13
- Monique Spite (GEPI), François Spite (GEPI), Elisabetta Caffau (GEPI), Piercarlo Bonifacio (GEPI)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 2 Oct
- arXiv:1509.07809 [pdf, ps, other]
The Science Case for Multi-Object Spectroscopy on the European ELT
- Virtual Journal - Volume 13, Issue 3 - article #14
- Chris Evans, Mathieu Puech, Jose Afonso, Omar Almaini, Philippe Amram, Hervé, Aussel, Beatriz Barbuy, Alistair Basden, Nate Bastian, Giuseppina Battaglia, Beth Biller, Piercarlo Bonifacio, Nicholas Bouché, Andy Bunker, Elisabetta Caffau, Stephane Charlot, Michele Cirasuolo, Yann Clenet, Francoise Combes, Chris Conselice, Thierry Contini, Jean-Gabriel Cuby, Gavin Dalton, Ben Davies, Alex de Koter, Karen Disseau, Jim Dunlop, Benoît Epinat, Fabrizio Fiore, Sofia Feltzing, Annette Ferguson, Hector Flores, Adriano Fontana, Thierry Fusco, Dimitri Gadotti, Anna Gallazzi, Jesus Gallego, Emanuele Giallongo, Thiago Gonçalves, Damien Gratadour, Eike Guenther, Francois Hammer, Vanessa Hill, Marc Huertas-Company, Roridgo Ibata, Lex Kaper, Andreas Korn, Søren Larsen, Olivier Le Fèvre, et al. (22 additional authors not shown)
- arXiv.org - Astrophysics - Volume: 2015, Issue: 23 Jan
- arXiv:1501.04726 [pdf]
Project overview and update on WEAVE: the next generation wide-field spectroscopy facility for the William Herschel Telescope
- Virtual Journal - Volume 12, Issue 25 - article #32
- Gavin Dalton, Scott Trager, Don Carlos Abrams, Piercarlo Bonifacio, J. Alfonso L. Aguerri, Kevin Middleton, Chris Benn, Kevin Dee, Frederic Sayede, Ian Lewis, Johannes Pragt, Sergio Pico, Nic Walton, Juerg Rey, Carlos Allende Prieto, Jose Penate, Emilie Lhome, Tibor Agocs, Jose Alonso, David Terrett, Matthew Brock, James Gilbert, Andy Ridings, Isabelle Guinouard, Marc Verheijen, Ian Tosh, Kevin Rogers, Iain Steele, Remko Stuik, Neils Tromp, Attila Jasko, Jan Kragt, Dirk Lesman, Chris Mottram, Stuart Bates, Frank Gribbin, Luis Fernando Rodriguez, Jose Miguel Delgado, Carlos Martin, Diego Cano, Ramon Navarro, Mike Irwin, Jim Lewis, Eduardo Gonzales Solares, Neil O Mahony, Andrea Bianco, Christina Zurita, Rik ter Horst, Emilio Molinari, Marcello Lodi, Jose Guerra, Antonella Vallenari, Andrea Baruffolo
- arXiv.org - Astrophysics - Volume: 2014, Issue: 5 Dec
- arXiv:1412.0843 [pdf]
Molecular bands in extremely metal-poor stars. Granulation effects
- Virtual Journal - Volume 11, Issue 19 - article #5
- Piercarlo Bonifacio (1), Elisabetta Caffau (2,1), Hans-Günter Ludwig (2,1), Monique Spite (1), Bertrand Plez (3), Matthias Steffen (4,1), François Spite (1) ((1) GEPI, (2) LSW - ZAH, (3) LUPM, (4) AIP)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 10 May
- arXiv:1305.2065 [pdf, ps, other]
The photospheric solar oxygen project: II. Non-concordance of the oxygen abundance derived from two forbidden lines
- Virtual Journal - Volume 11, Issue 19 - article #15
- Elisabetta Caffau (1,2), Hans-G. Ludwig (1,2), Jean-M. Malherbe (3), Piercarlo Bonifacio (2), Matthias Steffen (4), Lorenzo Monaco (5) ((1) LSW, ZAH, (2) GEPI, (3) LESIA, (4) AIP, (5) ESO)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 10 May
- arXiv:1305.1763 [pdf, ps, other]
Carbon-enhanced metal-poor stars: the most pristine objects?
- Virtual Journal - Volume 11, Issue 10 - article #4
- Monique Spite (GEPI), E. Caffau (GEPI, ZAH), Piercarlo Bonifacio (GEPI), François Spite (GEPI), H.-G. Ludwig (GEPI, ZAH), Bertrand PLEZ (LUPM), Norbert Christlieb (ZAH)
- arXiv.org - Astrophysics - Volume: 2013, Issue: 8 Mar
- arXiv:1303.1791 [pdf, ps, other]
SPADES: Stellar Parameters Determination Software
- Virtual Journal - Volume 10, Issue 36 - article #12
- Helene Posbic, David Katz, Elisabetta Caffau, Piercarlo Bonifacio, Ana Gomez, Luca Sbordone, Frederic Arenou
- arXiv.org - Astrophysics - Volume: 2012, Issue: 7 Sep
- arXiv:1209.0407 [pdf, ps, other]
NLTE determination of the calcium abundance and 3D corrections in extremely metal-poor stars
- Virtual Journal - Volume 10, Issue 14 - article #3
- Monique Spite (GEPI), S.M. Andrievsky (GEPI), F. Spite (GEPI), Elisabetta Caffau (GEPI, ZAH), S. A. Korotin, Piercarlo Bonifacio (GEPI), Hans-G. Ludwig (ZAH), Patrick François (GEPI), Roger Cayrel (GEPI)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 6 Apr
- arXiv:1204.1139 [pdf, ps, other]
Detailed abundances in extremely metal poor dwarf stars extracted from SDSS
- Virtual Journal - Volume 10, Issue 1 - article #2
- Luca Sbordone (1, 2), Piercarlo Bonifacio (2), Elisabetta Caffau (1, 2), Hans-Gunther Ludwig (1, 2) ((1) Zentrum für Astronomie der Universität Heidelberg, Landessternwarte, Heidelberg, Germany, (2) GEPI, Observatoire de Paris, CNRS, Univ. Paris Diderot, Meudon, France)
- arXiv.org - Astrophysics - Volume: 2012, Issue: 6 Jan
- arXiv:1201.1044 [pdf, other]
SPADES: a Stellar PArameters DEtermination Software
- Virtual Journal - Volume 9, Issue 44 - article #10
- Helene Posbic, David Katz, Elisabetta Caffau, Piercarlo Bonifacio, Luca Sbordone, Ana Gomez, Frederic Arenou
- arXiv.org - Astrophysics - Volume: 2011, Issue: 4 Nov
- arXiv:1111.0474 [pdf, ps, other]
An extremely primitive star in the Galactic halo
- Virtual Journal - Volume 9, Issue 35 - article #30
- Elisabetta CaffauPiercarlo BonifacioPatrick FrançoisLuca SbordoneLorenzo MonacoMonique SpiteFrançois SpiteHans-G. LudwigRoger CayrelSimone ZaggiaFrançois HammerSofia RandichPaolo MolaroVanessa Hill
- Nature - Volume: 477, Issue: 7362
Extremely metal-poor stars in SDSS fields
- Virtual Journal - Volume 9, Issue 3 - article #4
- Piercarlo Bonifacio (GEPI), Elisabetta Caffau (GEPI, ZAH), Patrick François (GEPI), Luca Sbordone (GEPI, MPA), Hans-G. Ludwig (GEPI, ZAH), Monique Spite (GEPI), Paolo Molaro (INAF - Osservatorio Astronomico di Trieste), François Spite (GEPI), Roger Cayrel (GEPI), François Hammer (GEPI), Vanessa Hill (Cassiopee), Mario Nonino (INAF - Osservatorio Astronomico di Trieste), Sofia Randich (INAF - Osservatorio Astrofisico de Arcetri), Beate Stelzer (Osservatorio Astronomico di Palermo), Simone Zaggia (INAF - Osservatorio Astronomico di Padova)
- arXiv.org - Astrophysics - Volume: 2011, Issue: 21 Jan
- arXiv:1101.3139 [pdf, ps, other]
Cu I resonance lines in turn-off stars of NGC 6752 and NGC 6397. Effects of granulation from CO5BOLD models
- Virtual Journal - Volume 8, Issue 37 - article #3
- Piercarlo Bonifacio (CIFIST, GEPI, OAT), Elisabetta Caffau (GEPI, ZAU), Hans-Günter Ludwig (CIFIST, GEPI, ZAU)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 10 Sep
- arXiv:1009.1848 [pdf, ps, other]
Sulphur abundances in halo stars from Multiplet 3 at 1045 nm
- Virtual Journal - Volume 8, Issue 13 - article #8
- Elisabetta Caffau (GEPI), Luca Sbordone (MPA), Hans-Günter Ludwig (ZAU), Piercarlo Bonifacio (GEPI, OAT), Monique Spite (GEPI)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 26 Mar
- arXiv:1003.4914 [pdf, ps, other]
The first galactic stars and chemical enrichment in the halo
- Virtual Journal - Volume 8, Issue 7 - article #12
- Piercarlo Bonifacio (CIFIST, Gepi, Oat)
- arXiv.org - Astrophysics - Volume: 2010, Issue: 12 Feb
- arXiv:1002.1452 [pdf, ps, other]
Overview of the lithium problem in metal-poor stars and new results on 6Li
- Virtual Journal - Volume 6, Issue 43 - article #7
- Roger Cayrel (GEPI), Matthias Steffen (AIP), Piercarlo Bonifacio (GEPI, CIFIST, OAT), Hans-Günter Ludwig (GEPI, CIFIST), Elisabetta Caffau (GEPI)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 23 Oct
- arXiv:0810.4290 [ps, pdf, other]
Spectral analyses of three carbon-enhanced metal-poor stars
- Virtual Journal - Volume 6, Issue 39 - article #7
- N.T. Behara (GEPI, CIFIST), Piercarlo Bonifacio (GEPI, CIFIST), Hans-Guenter Ludwig (GEPI, CIFIST), Luca Sbordone (GEPI, CIFIST), Jonay I. Gonzalez Hernandez (GEPI, CIFIST), Elisabetta Caffau (GEPI)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 25 Sep
- arXiv:0809.4204 [ps, pdf, other]
The photospheric solar oxygen project: I. Abundance analysis of atomic lines and influence of atmospheric models
- Virtual Journal - Volume 6, Issue 22 - article #10
- Elisabetta Caffau (GEPI), Hans-G. Ludwig (GEPI, CIFIST), Matthias Steffen (AIP), Thomas R. Ayres (CASA), Piercarlo Bonifacio (GEPI, CIFIST, INAF-OAT), Roger Cayrel (GEPI), Bernd Freytag (CRAL), Bertrand Plez (GRAAL)
- arXiv.org - Astrophysics - Volume: 2008, Issue: 29 May
- arXiv:0805.4398 [ps, pdf, other]
Line shift, line asymmetry, and the 6Li/7Li isotopic ratio determination
- Virtual Journal - Volume 5, Issue 35 - article #9
- Roger Cayrel (GEPI), Matthias Steffen (AIP), Hum Chand (IAP), Piercarlo Bonifacio (GEPI, CIFIST, INAF - OAT), Monique Spite (GEPI), FranÃ§ois Spite (GEPI), Patrick Petitjean (IAP), Hans-GÃ¼nter Ludwig (GEPI, CIFIST), Elisabetta Caffau (GEPI)
- ArXiv - Astrophysics
- arXiv:0708.3819 [ps, pdf, other]
The solar photospheric abundance of phosphorus: results from co5bold 3D model atmospheres
- Virtual Journal - Volume 5, Issue 33 - article #4
- Elisabetta Caffau (GEPI), Matthias Steffen (AIP), Luca Sbordone (GEPI, CIFIST), Hans-G. Ludwig (GEPI, CIFIST), Piercarlo Bonifacio (GEPI, CIFIST, INAF-OAT)
- Astrophysics (astro-ph)
- arXiv:0708.1607 [ps, pdf, other]
Variations in the lithium abundances of turn off stars in the globular cluster 47 Tuc
- Virtual Journal - Volume 5, Issue 16 - article #7
- Piercarlo Bonifacio (CIFIST, GEPI, OAT), Luca Pasquini (ESO), Paolo Molaro (OAT), Eugenio Carretta (OABO), Patrick FranÃƒÂ§ois (GEPI), Raffaele G. Gratton (OAPD), Gael James (ESO), Luca Sbordone (CIFIST, GEPI, OAT), FranÃƒÂ§ois Spite (GEPI), Manuela Zoccali (DA PUC CHILE)
- ArXiv - Astrophysics
- arXiv:0704.2342 [ps, pdf, other]
Beryllium abundance in turn-off stars of NGC 6752
- Virtual Journal - Volume 4, Issue 52 - article #14
- Luca Pasquini (ESO), Piercarlo Bonifacio (CIFIST, Gepi, Inaf - Osservatorio Astronomico Di Trieste), Sofia Randich (INAF - Osservatorio Astrofisico Di Arcetri), Daniele Galli (INAF - Osservatorio Astrofisico Di Arcetri), Raffaele G. Gratton (INAF - Osservatorio Astronomico Di Padova), B. Wolff (ESO)
- ArXiv - Astrophysics
- astro-ph/0612710 [abs, ps, pdf, other]
Low metallicity stars in our Galaxy
- Virtual Journal - Volume 4, Issue 45 - article #17
- Piercarlo Bonifacio (CIFIST Marie Curie Ecellence Team; GEPI - Observatoire de Paris; INAF - Osservatorio Astronomico di Trieste)
- ArXiv - Astrophysics
- astro-ph/0611147 [abs, ps, pdf, other]
Chemical Abundances in the Secondary Star of the Neutron Star Binary Centaurus X-4
- Virtual Journal - Volume 3, Issue 34 - article #37
- Jonay I. GonzÃ¡lez HernÃ¡ndez, Rafael Rebolo, Garik Israelian, Jorge Casares, Keiichi Maeda, Piercarlo Bonifacio, and Paolo Molaro
- Astrophysical Journal – Vol. 630, No. 1 – August 2005
- ABSTRACT , FULL TEXT WITH ENHANCEMENTS , PDF (566 kB), PS
Chemical Abundances in the Secondary Star of the Neutron Star Binary Centaurus X-4
- Virtual Journal - Volume 3, Issue 15 - article #24
- Jonay I. GonzÃ¡lez HernÃ¡ndez, Rafael Rebolo, Garik Israelian, Jorge Casares, Keiichi Maeda, Piercarlo Bonifacio, Paolo Molaro
- arXiv - Astrophysics – April 2005
- astro-ph/0504250 [ abs , ps , pdf , other ]
Abundances of C, N, O in slightly evolved stars in the globular clusters NGC 6397, NGC 6752 and 47 Tuc
- Virtual Journal - Volume 2, Issue 45 - article #9
- Eugenio Carretta (1), Raffaele Gratton (2), Sara Lucatello (2), Angela Bragaglia (1), Piercarlo Bonifacio (3) ((1) INAF-Oss.Astr. Bologna, (2) INAF-Oss.Astr. Padova, (3) INAF-Oss.Astr. Trieste)
- arXiv - Astrophysics – November 2004
- astro-ph/0411241 [ a bs , ps , pdf , other ]
Abundance Analysis of Turn-Off and Early Subgiant Stars in the Globular Cluster 47 Tuc (NGC 104)
- Virtual Journal - Volume 1, Issue 19 - article #16
- Eugenio Carretta(1), Raffaele Gratton(1), Angela Bragaglia(2), Piercarlo Bonifacio, Luca Pasquini(4) ((1) INAF - Osservatorio Astronomico di Padova (ITALY), (2) INAF - Osservatorio Astronomico di Bologna (ITALY), (3) INAF - Osservatorio Astronomico di Trieste (ITALY), (4) European Southern Observatory (Germany))
- arXiv.org - Astrophysics - Mon, 17 Nov 2003
- astro-ph/0311347 [ abs , ps , pdf , other ]
On the Origin of HE 0107-5240, the Most Iron-deficient Star Presently Known
- Virtual Journal - Volume 1, Issue 7 - article #25
- Marco Limongi, Alessandro Chieffi, and Piercarlo Bonifacio
- The Astrophysical Journal Letters - Volume 594, Number 2, Part 2
- ABSTRACT , FULL TEXT , PDF (66kb), PS
On the origin of HE0107-5240, the most iron deficient star presently known
- Virtual Journal - Volume 1, Issue 3 - article #26
- Marco Limongi(INAF-OAR), Alessandro Chieffi(IASF-CNR), Piercarlo Bonifacio(INAF-OAT)
- arXiv.org - Astrophysics - Thu, 31 Jul 2003
- astro-ph/0307527 [ abs , ps , pdf , other ] :

Results 1 - 35 of 35

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