The Hamburg/ESO R-process Enhanced Star survey (HERES)

The R-Process Alliance: a comprehensive abundance analysis of HD 222925, a metal-poor star with an extreme R-process enhancement of [Eu/H] = −0.14*

Roederer, Ian U.
Sakari, Charli M.
Placco, Vinicius M.
Beers, Timothy C.
Ezzeddine, Rana
Frebel, Anna
Hansen, Terese T.

March 2019

We present a detailed abundance analysis of the bright (V = 9.02), metal-poor ([Fe/H] = -1.47 ± 0.08...

The Hamburg/ESO R-process Enhanced Star survey (HERES) III. HE 0338-3945 and the formation of the r+s stars

Jonsell, K
Barklem, P S
Beers, T C
Christlieb, N
Gustafsson, B
Hill, V
Holmberg, J

January 2006

We have derived abundances of 33 elements and upper limits for 6 additional elements for the metal-p...

The Hamburg/ESO R-process enhanced star survey (HERES). III. HE 0338-3945 and the formation of the r + s stars

Jonsell, K.
Barklem, P. S.
Gustafsson, B.
Christlieb, Norbert
Hill, Vanessa
Beers, Timothy C.
Holmberg, J.

January 2006

International audienceWe have derived abundances of 33 elements and upper limits for 6 additional el...

The Hamburg/ESO R-process enhanced star survey (HERES)

W. Hayek
U. Wiesendahl
N. Christlieb
K. Eriksson
A. J. Korn
P. S. Barklem
V. Hill
T. C. Beers
K. Farouqi
B. Pfeiffer
K.-L. Kratz

July 2009

We report on a detailed abundance analysis of two strongly r-process enhanced, very metal-poor stars...

c © ESO 2009 Astronomy

W. Hayek
U. Wiesendahl
N. Christlieb
K. Eriksson
A. J. Korn
P. S. Barklem
V. Hill
T. C. Beers
K. Farouqi
B. Pfeiffer
K. -l. Kratz

January 2009

The Hamburg/ESO R-process enhanced star survey (HERES) IV. Detailed abundance analysis and age datin...

The Hamburg/ESO R-process Enhanced Star survey (HERES)

Hill, V.
Christlieb, N.
Beers, T.
Barklem, P.
Kratz, K.
Nordström, B.
Pfeiffer, B.
Farouqi, K.

January 2017

We report an abundance analysis for the highly r-process-enhanced (r-II) star CS 29497-004, a very m...

The Hamburg/ESO R-process Enhanced Star Survey (HERES) I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, Norbert
Beers, Timothy C
Barklem, Paul S
Bessell, Michael
Hill, V
Holmberg, Johan
Korn, A J
Marstellar, B
Mashonkina, L
Qian, Y-Z
Rossi, Silvia
Wasserburg, G J
Zickgraf, F-J
Kratz, K-L
Nordstrom, B
Pfeiffer, B
Rhee, Jaehyon
Ryan, Sean G

December 2015

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, N.
Beers, T. C.
Barklem, P. S.
Bessell, M.
Hill, V.
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, L.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L.
Nordström, Birgitta
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

January 2004

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, Norbert
Beers, Timothy C.
Barklem, P. S.
Bessell, Michael S.
Hill, Vanessa
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, Lyudmila I.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L.
Nordström, Birgitta
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

January 2004

International audienceWe report on a dedicated effort to identify and study metal-poor stars strongl...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, N.
Beers, T. C.
Barklem, P. S.
Bessell, M.
Hill, V.
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, L.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L
Nordström, B.
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

December 2004

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample

Barklem, P. S.
Christlieb, Norbert
Beers, Timothy C.
Hill, Vanessa
Bessell, Michael S.
Holmberg, J.
Marsteller, B.
Rossi, S.
Zickgraf, F.-J.
Reimers, Dieter

January 2005

International audienceWe present the results of analysis of "snapshot" spectra of 253 metal-poor hal...

The Hamburg/ESO R-process Enhanced Star survey (HERES) II. Spectroscopic analysis of the survey sample

Barklem, P S
Christlieb, N
Beers, T C
Hill, V
Holmberg, J
Marsteller, B
Rossi, S
Zickgraf, F J

May 2005

We present the results of analysis of ``snapshot'' spectra of 253 metal-poor halo stars -3.8 < [Fe/H...

The R-Process Alliance: a comprehensive abundance analysis of HD 222925, a metal-poor star with an extreme R-process enhancement of [Eu/H] = −0.14*

Roederer, Ian U.
Sakari, Charli M.
Placco, Vinicius M.
Beers, Timothy C.
Ezzeddine, Rana
Frebel, Anna
Hansen, Terese T.

March 2019

We present a detailed abundance analysis of the bright (V = 9.02), metal-poor ([Fe/H] = -1.47 ± 0.08...

The Hamburg/ESO R-process Enhanced Star survey (HERES) III. HE 0338-3945 and the formation of the r+s stars

Jonsell, K
Barklem, P S
Beers, T C
Christlieb, N
Gustafsson, B
Hill, V
Holmberg, J

January 2006

We have derived abundances of 33 elements and upper limits for 6 additional elements for the metal-p...

The Hamburg/ESO R-process enhanced star survey (HERES). III. HE 0338-3945 and the formation of the r + s stars

Jonsell, K.
Barklem, P. S.
Gustafsson, B.
Christlieb, Norbert
Hill, Vanessa
Beers, Timothy C.
Holmberg, J.

January 2006

International audienceWe have derived abundances of 33 elements and upper limits for 6 additional el...

The Hamburg/ESO R-process enhanced star survey (HERES)

W. Hayek
U. Wiesendahl
N. Christlieb
K. Eriksson
A. J. Korn
P. S. Barklem
V. Hill
T. C. Beers
K. Farouqi
B. Pfeiffer
K.-L. Kratz

July 2009

We report on a detailed abundance analysis of two strongly r-process enhanced, very metal-poor stars...

c © ESO 2009 Astronomy

W. Hayek
U. Wiesendahl
N. Christlieb
K. Eriksson
A. J. Korn
P. S. Barklem
V. Hill
T. C. Beers
K. Farouqi
B. Pfeiffer
K. -l. Kratz

January 2009

The Hamburg/ESO R-process enhanced star survey (HERES) IV. Detailed abundance analysis and age datin...

The Hamburg/ESO R-process Enhanced Star survey (HERES)

Hill, V.
Christlieb, N.
Beers, T.
Barklem, P.
Kratz, K.
Nordström, B.
Pfeiffer, B.
Farouqi, K.

January 2017

We report an abundance analysis for the highly r-process-enhanced (r-II) star CS 29497-004, a very m...

The Hamburg/ESO R-process Enhanced Star Survey (HERES) I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, Norbert
Beers, Timothy C
Barklem, Paul S
Bessell, Michael
Hill, V
Holmberg, Johan
Korn, A J
Marstellar, B
Mashonkina, L
Qian, Y-Z
Rossi, Silvia
Wasserburg, G J
Zickgraf, F-J
Kratz, K-L
Nordstrom, B
Pfeiffer, B
Rhee, Jaehyon
Ryan, Sean G

December 2015

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, N.
Beers, T. C.
Barklem, P. S.
Bessell, M.
Hill, V.
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, L.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L.
Nordström, Birgitta
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

January 2004

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, Norbert
Beers, Timothy C.
Barklem, P. S.
Bessell, Michael S.
Hill, Vanessa
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, Lyudmila I.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L.
Nordström, Birgitta
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

January 2004

International audienceWe report on a dedicated effort to identify and study metal-poor stars strongl...

The Hamburg/ESO R-process Enhanced Star survey (HERES). I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Christlieb, N.
Beers, T. C.
Barklem, P. S.
Bessell, M.
Hill, V.
Holmberg, J.
Korn, A. J.
Marsteller, B.
Mashonkina, L.
Qian, Y.-Z.
Rossi, S.
Wasserburg, G. J.
Zickgraf, F.-J.
Kratz, K.-L
Nordström, B.
Pfeiffer, B.
Rhee, J.
Ryan, S. G.

December 2004

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-proces...

The Hamburg/ESO R-process enhanced star survey (HERES). II. Spectroscopic analysis of the survey sample

Barklem, P. S.
Christlieb, Norbert
Beers, Timothy C.
Hill, Vanessa
Bessell, Michael S.
Holmberg, J.
Marsteller, B.
Rossi, S.
Zickgraf, F.-J.
Reimers, Dieter

January 2005

International audienceWe present the results of analysis of "snapshot" spectra of 253 metal-poor hal...

The Hamburg/ESO R-process Enhanced Star survey (HERES) II. Spectroscopic analysis of the survey sample

Barklem, P S
Christlieb, N
Beers, T C
Hill, V
Holmberg, J
Marsteller, B
Rossi, S
Zickgraf, F J

May 2005

We present the results of analysis of ``snapshot'' spectra of 253 metal-poor halo stars -3.8 < [Fe/H...

The R-Process Alliance: a comprehensive abundance analysis of HD 222925, a metal-poor star with an extreme R-process enhancement of [Eu/H] = −0.14*

Roederer, Ian U.
Sakari, Charli M.
Placco, Vinicius M.
Beers, Timothy C.
Ezzeddine, Rana
Frebel, Anna
Hansen, Terese T.

March 2019

We present a detailed abundance analysis of the bright (V = 9.02), metal-poor ([Fe/H] = -1.47 ± 0.08...

The Hamburg/ESO R-process Enhanced Star survey (HERES) III. HE 0338-3945 and the formation of the r+s stars

Jonsell, K
Barklem, P S
Beers, T C
Christlieb, N
Gustafsson, B
Hill, V
Holmberg, J

January 2006

We have derived abundances of 33 elements and upper limits for 6 additional elements for the metal-p...

The Hamburg/ESO R-process enhanced star survey (HERES). III. HE 0338-3945 and the formation of the r + s stars

Jonsell, K.
Barklem, P. S.
Gustafsson, B.
Christlieb, Norbert
Hill, Vanessa
Beers, Timothy C.
Holmberg, J.

January 2006

International audienceWe have derived abundances of 33 elements and upper limits for 6 additional el...

The Hamburg/ESO R-process Enhanced Star survey (HERES)

Abstract

Extracted data

The Hamburg/ESO R-process Enhanced Star survey (HERES)

Abstract

Extracted data

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