Publications (43)
uvby-$β$ photometry of solar twins: the solar colors, model atmospheres, and the Teff and metallicity scales
J. Melendez, W. J. Schuster, J. S. Silva +3
The dissimilar chemical composition of the planet-hosting stars of the XO-2 binary system
I. Ramirez, S. Khanal, P. Aleo +7
The Li-age correlation: the Sun is unusually Li deficient for its age
M. Carlos, J. Melendez, L. Spina +8
Granulation in K-type Dwarf Stars. I. Spectroscopic observations
I. Ramirez, C. Allende Prieto, D. L. Lambert
The infrared colors of the Sun
L. Casagrande, I. Ramirez, J. Melendez +1
Permitted Oxygen Abundances and the Temperature Scale of Metal-Poor Turn-Off Stars
J. Melendez, N. G. Shchukina, I. E. Vasiljeva +1
Chemical signatures of planets: beyond solar-twins
I. Ramirez, J. Melendez, M. Asplund
A possible signature of terrestrial planet formation in the chemical composition of solar analogs
I. Ramirez, M. Asplund, P. Baumann +2
The Hyades open cluster is chemically inhomogeneous
F. Liu, D. Yong, M. Asplund +2
Granulation signatures in the spectrum of the very metal-poor red giant HD122563
I. Ramirez, R. Collet, D. L. Lambert +2
iota Horologii is unlikely to be an evaporated Hyades star
I. Ramirez, D. Yong, E. Gutierrez +3
The solar, exoplanet and cosmological lithium problems
J. Melendez, I. Ramirez, L. Casagrande +6
The Solar Twin Planet Search II. A Jupiter twin around a solar twin
M. Bedell, J. Melendez, J. L. Bean +8
Fundamental Parameters and Abundances of Metal-Poor Stars: The SDSS Standard BD +17 4708
I. Ramirez, C. Allende Prieto, S. Redfield +1
Oxygen in Galactic Disk Stars: non-LTE abundances from the 777 nm O I triplet
I. Ramirez, C. Allende Prieto, D. L. Lambert
Fundamental Parameters and Chemical Composition of Arcturus
I. Ramirez, C. Allende Prieto
Large excess of heavy nitrogen in both hydrogen cyanide and cyanogen from comet 17P/Holmes
D. Bockelée-Morvan, N. Biver, E. Jehin +15
18 Sco: a solar twin rich in refractory and neutron-capture elements. Implications for chemical tagging
J. Melendez, I. Ramirez, A. I. Karakas +12
Observational signatures for depletion in the Spite plateau: solving the cosmological Li discrepancy?
J. Melendez, L. Casagrande, I. Ramirez +2
Granulation across the HR diagram
I. Ramirez, C. Allende Prieto, D. L. Lambert +2
Precise Effective Temperatures of Solar Analog Stars
D. Cornejo, I. Ramirez, P. S. Barklem
The chemical compositions of solar twins in the open cluster M67
F. Liu, M. Asplund, D. Yong +5
A high precision chemical abundance analysis of the HAT-P-1 stellar binary: constraints on planet formation
F. Liu, M. Asplund, I. Ramirez +2
Quantum Backflow States from Eigenstates of the Regularized Current Operator
J. J. Halliwell, E. Gillman, O. Lennon +2
Chemical similarities between Galactic bulge and local thick disk red giants: O, Na, Mg, Al, Si, Ca and Ti
A. Alves-Brito, J. Melendez, M. Asplund +2
Unprecedented accurate abundances: signatures of other Earths?
J. Melendez, M. Asplund, B. Gustafsson +2
IRFM T_eff calibrations for cluster and field giants in the Vilnius, Geneva, RI(C) and DDO photometric systems
I. Ramirez, J. Melendez
Stellar Chemical Abundances: In Pursuit of the Highest Achievable Precision
M. Bedell, J. Melendez, J. Bean +3
The UBV(RI)c colors of the Sun
I. Ramirez, R. Michel, R. Sefako +6
Does the anomalous solar chemical composition come from planet formation?
I. Ramirez, J. Melendez, M. Asplund
Chemical similarities between Galactic bulge and local thick disk red giant stars
J. Melendez, M. Asplund, A. Alves-Brito +8
The detailed chemical composition of the terrestrial planet host Kepler-10
F. Liu, D. Yong, M. Asplund +7
Lithium abundances in nearby FGK dwarf and subgiant stars: internal destruction, Galactic chemical evolution, and exoplanets
I. Ramirez, J. R. Fish, D. L. Lambert +1
Granulation in K-type Dwarf Stars. II. Hydrodynamic simulations and 3D spectrum synthesis
I. Ramirez, C. Allende Prieto, L. Koesterke +2
Oxygen Abundances in Nearby Stars. Clues to the formation and evolution of the Galactic disk
I. Ramirez, C. Allende Prieto, D. L. Lambert
Elemental abundance differences in the 16 Cygni binary system: a signature of gas giant planet formation?
I. Ramirez, J. Melendez, D. Cornejo +2
Signatures of Granulation in the Spectra of K-Dwarfs
I. Ramirez, C. Allende Prieto, D. L. Lambert +1
An absolutely calibrated effective temperature scale from the InfraRed Flux Method
L. Casagrande, I. Ramirez, J. Melendez +2
The Solar Twin Planet Search. I. Fundamental parameters of the stellar sample
I. Ramirez, J. Melendez, J. Bean +10
Accounting for Convective Blue-Shifts in the Determination of Absolute Stellar Radial Velocities
C. Allende Prieto, L. Koesterke, I. Ramirez +2
Elemental Abundances of Solar Sibling Candidates
I. Ramirez, A. T. Bajkova, V. V. Bobylev +6
Oxygen Abundances in Nearby FGK Stars and the Galactic Chemical Evolution of the Local Disk and Halo
I. Ramirez, C. Allende Prieto, D. L. Lambert
Oxygen abundances in low- and high-alpha field halo stars and the discovery of two field stars born in globular clusters
I. Ramirez, J. Melendez, J. Chaname