Search Results - "Bonifacio, P"

Probing the existence of very massive first stars by Salvadori, S, Bonifacio, P, Caffau, E, Korotin, S, Andreevsky, S, Spite, M, Skúladóttir, Á

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Microplastic in Sediments and Ingestion Rates in Three Edible Bivalve Mollusc Species in a Southern Philippine Estuary by Bonifacio, P. S. P., Metillo, E. B., Romano, E. F.

“…Plastics are now a major environmental concern worldwide with their widespread contamination and accumulation. Microplastic particle (< 5 mm) is an emerging…”
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PISN-explorer: hunting the descendants of very massive first stars by Aguado, D S, Salvadori, S, Skúladóttir, Á, Caffau, E, Bonifacio, P, Vanni, I, Gelli, V, Koutsouridou, I, Amarsi, A M

“…ABSTRACT The very massive first stars (m > 100 $\rm M_{\odot }$) were fundamental to the early phases of reionization, metal enrichment, and supermassive black…”
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Solar Chemical Abundances Determined with a CO5BOLD 3D Model Atmosphere by Caffau, E., Ludwig, H.-G., Steffen, M., Freytag, B., Bonifacio, P.

“…In the last decade, the photospheric solar metallicity as determined from spectroscopy experienced a remarkable downward revision. Part of this effect can be…”
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The Pristine Survey – VIII. The metallicity distribution function of the Milky Way halo down to the extremely metal-poor regime by Youakim, K, Starkenburg, E, Martin, N F, Matijevič, G, Aguado, D S, Allende Prieto, C, Arentsen, A, Bonifacio, P, Carlberg, R G, González Hernández, J I, Hill, V, Kordopatis, G, Lardo, C, Navarro, J F, Jablonka, P, Sánchez Janssen, R, Sestito, F, Thomas, G F, Venn, K

“…ABSTRACT The Pristine survey uses narrow-band photometry to derive precise metallicities down to the extremely metal-poor regime ($ \rm [Fe/H] \lt -3$), and…”
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Giants reveal what dwarfs conceal: Li abundance in lower red giant branch stars as diagnostic of the primordial Li by Mucciarelli, A., Salaris, M., Bonifacio, P.

“…The discrepancy between cosmological Li abundance inferred from Population II dwarf stars and that derived from big bang nucleosynthesis calculations is still…”
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Galactic evolution of copper in the light of NLTE computations by Andrievsky, S., Bonifacio, P., Caffau, E., Korotin, S., Spite, M., Spite, F., Sbordone, L., Zhukova, A. V.

“…Abstract We have developed a model atom for Cu with which we perform statistical equilibrium computations that allow us to compute the line formation of Cu i…”
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Beryllium detection in the very fast nova ASASSN-16kt (V407 Lupi) by Izzo, L, Molaro, P, Bonifacio, P, Della Valle, M, Cano, Z, de Ugarte Postigo, A, Prieto, J L, Thöne, C, Vanzi, L, Zapata, A, Fernandez, D

“…Abstract We present high-resolution spectroscopic observations of the fast nova ASASSN-16kt (V407 Lup). A close inspection of spectra obtained at early stages…”
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Visualization of Respiratory Commensal Bacteria in Context of Their Natural Host Environment by Bonifacio, Joao P. P., Schmolke, Mirco

“…Commensal microbes are an integral component of mammalian physiology. 16S rRNA gene-specific next generation sequencing from DNA of total organs, swabs or…”
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Optimizing the Live Attenuated Influenza A Vaccine Backbone for High-Risk Patient Groups by Bonifacio, João P. P. L., Williams, Nathalia, Garnier, Laure, Hugues, Stephanie, Schmolke, Mirco, Mazel-Sanchez, Beryl

“…Together with inactivated influenza vaccines (IIV), live attenuated influenza vaccines (LAIV) are an important tool to prevent influenza A virus (IAV)…”
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The cosmological lithium problem outside the Galaxy: the Sagittarius globular cluster M54 by Mucciarelli, A., Salaris, M., Bonifacio, P., Monaco, L., Villanova, S.

“…The cosmological Li problem is the observed discrepancy between Li abundance (A(Li)) measured in Galactic dwarf, old and metal-poor stars (traditionally…”
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The Pristine survey – III. Spectroscopic confirmation of an efficient search for extremely metal-poor stars by Youakim, K., Starkenburg, E., Aguado, D. S., Martin, N. F., Fouesneau, M., González Hernández, J. I., Allende Prieto, C., Bonifacio, P., Gentile, M., Kielty, C., Côté, P., Jablonka, P., McConnachie, A., Sánchez Janssen, R., Tolstoy, E., Venn, K.

“…Abstract The Pristine survey is a narrow-band, photometric survey focused around the wavelength region of the Ca ii H&K absorption lines, designed to…”
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Study of the departures from LTE in the unevolved stars infrared spectra by Korotin, S A, Andrievsky, S M, Caffau, E, Bonifacio, P, Oliva, E

“…ABSTRACT We present a study of departures from Local Thermodynamic Equilibrium (LTE) in the formation of infrared (IR) lines of Na i, Mg i, Al i, S i, K i, and…”
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Confirming the Presence of Second-population Stars and the Iron Discrepancy along the AGB of the Globular Cluster NGC 6752 by Mucciarelli, A., Lapenna, E., Lardo, C., Bonifacio, P., Ferraro, F. R., Lanzoni, B.

“…Abstract Asymptotic giant branch (AGB) stars in the globular cluster NGC 6752 have been found to exhibit some chemical peculiarities with respect to the red…”
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Cosmic dynamics in the era of Extremely Large Telescopes by Liske, J., Grazian, A., Vanzella, E., Dessauges, M., Viel, M., Pasquini, L., Haehnelt, M., Cristiani, S., Pepe, F., Avila, G., Bonifacio, P., Bouchy, F., Dekker, H., Delabre, B., D'Odorico, S., D'Odorico, V., Levshakov, S., Lovis, C., Mayor, M., Molaro, P., Moscardini, L., Murphy, M. T., Queloz, D., Shaver, P., Udry, S., Wiklind, T., Zucker, S.

“…The redshifts of all cosmologically distant sources are expected to experience a small, systematic drift as a function of time due to the evolution of the…”
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Chemical composition of a palomar 12 blue straggler by Pasquini, L, Bonifacio, P, Pulone, L, Modigliani, A, Brocato, E, Sbordone, L, Randich, S, Cupani, G

“…ABSTRACT With the equivalent area of a 16-m telescope, ESPRESSO in 4UT mode allows to inaugurate high resolution spectroscopy for solar-type stars belonging to…”
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7Be detection in the 2021 outburst of RS Oph by Molaro, P, Izzo, L, Selvelli, P, Bonifacio, P, Aydi, E, Cescutti, G, Guido, E, Harvey, E J, Hernanz, M, Della Valle, M

“…ABSTRACT The recurrent nova RS Oph underwent a new outburst on 2021 August 8, reaching a visible brightness of V = 4.8 mag. Observations of the 2021 outburst…”
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The Pristine survey – XIX. Cu and Zn abundances in metal-poor giants by Caffau, E, Lombardo, L, Mashonkina, L, Sitnova, T, Bonifacio, P, Matas Pinto, A M, Kordopatis, G, Sestito, F, Aguado, D, Salvadori, S, Spite, M, François, P, Sbordone, L, Mucciarelli, A, Martin, N, Fernández-Alvar, E, González Hernández, J I

“…ABSTRACT Metal-poor stars formed from a gas enriched by the ejecta of the explosion of one/few generations of first massive stars. With the Pristine photometry…”
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7Be in the outburst of the ONe nova V6595 Sgr by Molaro, P, Izzo, L, D’Odorico, V, Aydi, E, Bonifacio, P, Cescutti, G, Harvey, E J, Hernanz, M, Selvelli, P, della Valle, M

“…ABSTRACT We report on the search for the 7Be ii isotope in the outbursts of the classical nova V6595 Sgr by means of high-resolution Ultraviolet and Visual…”
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The Pristine survey XI: the FORS2 sample by Caffau, E, Bonifacio, P, Sbordone, L, Matas Pinto, A M, François, P, Jablonka, P, Lardo, C, Martin, N F, Starkenburg, E, Aguado, D, González-Hernández, J I, Venn, K, Mashonkina, L, Sestito, F

“…Abstract Extremely metal-poor (EMP) stars are old objects that mostly formed very early after the big bang. They are rare and, to select them, we have to rely…”
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