All Outputs (757)

The NuGrid AGB Evolution and Nucleosynthesis Data Set (2022)
Journal Article
Battino, U., Pignatari, M., Tattersall, A., Denissenkov, P., & Herwig, F. (2022). The NuGrid AGB Evolution and Nucleosynthesis Data Set. Universe, 8(3), Article 170. https://doi.org/10.3390/universe8030170

Asymptotic Giant Branch (AGB) stars play a key role in the chemical evolution of galaxies. These stars are the fundamental stellar site for the production of light elements such as C, N and F, and half of the elements heavier than Fe via the slow neu... Read More about The NuGrid AGB Evolution and Nucleosynthesis Data Set.

The Detection of a Massive Chain of Dark H i Clouds in the GAMA G23 Field (2022)
Journal Article
Józsa, G. I., Jarrett, T. H., Cluver, M. E., Wong, O. I., Havenga, O., Yao, H. F., …Kuijken, K. (2022). The Detection of a Massive Chain of Dark H i Clouds in the GAMA G23 Field. The Astrophysical journal, 926(2), Article 167. https://doi.org/10.3847/1538-4357/ac402b

We report on the detection of a large, extended H i cloud complex in the Galaxy and Mass Survey G23 field, located at a redshift of z ∼0.03, observed as part of the MeerKAT Habitat of Galaxies Survey campaign (a pilot survey to explore the mosaicing... Read More about The Detection of a Massive Chain of Dark H i Clouds in the GAMA G23 Field.

Förster Resonance Energy Transfer Rate and Efficiency in Plasmonic Nanopatch Antennas (2022)
Journal Article
Hamza, A. O., Bouillard, J. S. G., & Adawi, A. M. (in press). Förster Resonance Energy Transfer Rate and Efficiency in Plasmonic Nanopatch Antennas. Chemphotochem, https://doi.org/10.1002/cptc.202100285

Successful control of Förster resonance energy transfer (FRET) through the engineering of the local density of optical states (LDOS) will allow us to develop novel strategies to fully exploit this phenomenon in key enabling technologies. Here we pres... Read More about Förster Resonance Energy Transfer Rate and Efficiency in Plasmonic Nanopatch Antennas.

The RADIOSTAR Project (2022)
Journal Article
Lugaro, M., Côté, B., Pignatari, M., Yagüe López, A., Brinkman, H., Cseh, B., …Világos, B. (2022). The RADIOSTAR Project. Universe, 8(2), Article 130. https://doi.org/10.3390/universe8020130

Radioactive nuclei are the key to understanding the circumstances of the birth of our Sun because meteoritic analysis has proven that many of them were present at that time. Their origin, however, has been so far elusive. The ERC-CoG-2016 RADIOSTAR p... Read More about The RADIOSTAR Project.

A Large-scale Approach to Modeling Molecular Biosignatures: The Diatomics (2022)
Journal Article
Cross, T. M., Benoit, D. M., Pignatari, M., & Gibson, B. K. (2022). A Large-scale Approach to Modeling Molecular Biosignatures: The Diatomics. The Astrophysical journal, 925(1), Article 57. https://doi.org/10.3847/1538-4357/ac3976

This work presents the first steps to modeling synthetic rovibrational spectra for all molecules of astrophysical interest using a new approach implemented in the Prometheus code. The goal is to create a new comprehensive source of first-principles m... Read More about A Large-scale Approach to Modeling Molecular Biosignatures: The Diatomics.

Galactic Chemical Evolution of Radioactive Isotopes with an s-process Contribution (2022)
Journal Article
Trueman, T. C. L., Côté, B., Yagüe López, A., Den Hartogh, J., Pignatari, M., Soós, B., …Lugaro, M. (2022). Galactic Chemical Evolution of Radioactive Isotopes with an s-process Contribution. The Astrophysical journal, 924(1), 10. https://doi.org/10.3847/1538-4357/ac31b0

Analysis of inclusions in primitive meteorites reveals that several short-lived radionuclides (SLRs) with half-lives of 0.1-100 Myr existed in the early solar system (ESS). We investigate the ESS origin of 107Pd, 135Cs, and 182Hf, which are produced... Read More about Galactic Chemical Evolution of Radioactive Isotopes with an s-process Contribution.

The First Large Absorption Survey in H i (FLASH): I. Science goals and survey design (2022)
Journal Article
Allison, J. R., Sadler, E. M., Amaral, A. D., An, T., Curran, S. J., Darling, J., …Zwaan, M. A. (2022). The First Large Absorption Survey in H i (FLASH): I. Science goals and survey design. Publications / Astronomical Society of Australia, 39, Article e010. https://doi.org/10.1017/pasa.2022.3

We describe the scientific goals and survey design of the First Large Absorption Survey in H i (FLASH), a wide field survey for 21-cm line absorption in neutral atomic hydrogen (H i) at intermediate cosmological redshifts. FLASH will be carried out w... Read More about The First Large Absorption Survey in H i (FLASH): I. Science goals and survey design.

Smolyak Algorithm Adapted to a System-Bath Separation: Application to an Encapsulated Molecule with Large-Amplitude Motions (2022)
Journal Article
Lauvergnat, D., Chen, A., Benoit, D. M., Scribano, Y., Nauts, A., & DavidLauvergnat. (2022). Smolyak Algorithm Adapted to a System-Bath Separation: Application to an Encapsulated Molecule with Large-Amplitude Motions. Journal of chemical theory and computation : JCTC, https://doi.org/10.1021/acs.jctc.2c00108

A Smolyak algorithm adapted to system-bath separation is proposed for rigorous quantum simulations. This technique combines a sparse grid method with the system-bath concept in a specific configuration without limitations on the form of the Hamiltoni... Read More about Smolyak Algorithm Adapted to a System-Bath Separation: Application to an Encapsulated Molecule with Large-Amplitude Motions.

Defined core–shell particles as the key to complex interfacial self-assembly (2021)
Journal Article
Menath, J., Eatson, J., Brilmayer, R., Andrieu-Brunsen, A., Buzza, D. M. A., & Vogel, N. (2021). Defined core–shell particles as the key to complex interfacial self-assembly. Proceedings of the National Academy of Sciences of the United States of America, 118(52), Article e2113394118. https://doi.org/10.1073/pnas.2113394118

The two-dimensional self-assembly of colloidal particles serves as a model system for fundamental studies of structure formation and as a powerful tool to fabricate functional materials and surfaces. However, the prevalence of hexagonal symmetries in... Read More about Defined core–shell particles as the key to complex interfacial self-assembly.

Radioactive nuclei in the early Solar system: analysis of the 15 isotopes produced by core-collapse supernovae (2021)
Journal Article
Lawson, T. V., Pignatari, M., Stancliffe, R. J., Den Hartogh, J., Jones, S., Fryer, C. L., …Lugaro, M. (2022). Radioactive nuclei in the early Solar system: analysis of the 15 isotopes produced by core-collapse supernovae. Monthly notices of the Royal Astronomical Society, 511(1), 886-902. https://doi.org/10.1093/mnras/stab3684

Short-lived radioactive isotopes (SLRs) with half-lives between 0.1 and 100 Myr can be used to probe the origin of the Solar system. In this work, we examine the core-collapse supernovae production of the 15 SLRs produced: 26Al, 36Cl, 41Ca, 53Mn, 60F... Read More about Radioactive nuclei in the early Solar system: analysis of the 15 isotopes produced by core-collapse supernovae.

Utilisation of CO2 as “Structure Modifier” of Inorganic Solids (2021)
Journal Article
Francesconi, M. G., Bennett, M. J., Benoit, D., & Dobson, I. (2022). Utilisation of CO2 as “Structure Modifier” of Inorganic Solids. Chemistry: a European journal, 28(6), Article e202103608. https://doi.org/10.1002/chem.202103608

Utilisation of CO2 as a chemical reagent is challenging, due to the molecule’s inherent chemical stability. However, CO2 reacts promptly at high temperature (~1000 C) with alkaline-earth oxides to form carbonates and such reactions are used towards... Read More about Utilisation of CO2 as “Structure Modifier” of Inorganic Solids.

26Aluminum from Massive Binary Stars. II. Rotating Single Stars up to Core Collapse and Their Impact on the Early Solar System (2021)
Journal Article
Brinkman, H. E., Hartogh, J. W., Doherty, C. L., Pignatari, M., & Lugaro, M. (2021). 26Aluminum from Massive Binary Stars. II. Rotating Single Stars up to Core Collapse and Their Impact on the Early Solar System. The Astrophysical journal, 923(1), Article 47. https://doi.org/10.3847/1538-4357/ac25ea

Radioactive nuclei were present in the early solar system (ESS), as inferred from analysis of meteorites. Many are produced in massive stars, either during their lives or their final explosions. In the first paper of this series (Brinkman et al. 2019... Read More about 26Aluminum from Massive Binary Stars. II. Rotating Single Stars up to Core Collapse and Their Impact on the Early Solar System.

APOGEE Chemical Abundance Patterns of the Massive Milky Way Satellites (2021)
Journal Article
Hasselquist, S., Hayes, C. R., Lian, J., Weinberg, D. H., Zasowski, G., Horta, D., …Vincenzo, F. (2021). APOGEE Chemical Abundance Patterns of the Massive Milky Way Satellites. The Astrophysical journal, 923(2), Article 172. https://doi.org/10.3847/1538-4357/ac25f9

The SDSS-IV Apache Point Observatory Galactic Evolution Experiment (APOGEE) survey has obtained high-resolution spectra for thousands of red giant stars distributed among the massive satellite galaxies of the Milky Way (MW): the Large and Small Magel... Read More about APOGEE Chemical Abundance Patterns of the Massive Milky Way Satellites.

(Li 6, d) and (Li 6, t) reactions on Ne 22 and implications for s -process nucleosynthesis (2021)
Journal Article
Ota, S., Christian, G., Catford, W. N., Lotay, G., Pignatari, M., Battino, U., …Wilkinson, R. (2021). (Li 6, d) and (Li 6, t) reactions on Ne 22 and implications for s -process nucleosynthesis. Physical Review C, 104(5), Article 055806. https://doi.org/10.1103/PhysRevC.104.055806

We studied α cluster states in Mg26 via the Ne22(Li6,dγ)Mg26 reaction in inverse kinematics at an energy of 7 MeV/nucleon. States between Ex = 4-14 MeV in Mg26 were populated and relative α spectroscopic factors were determined. Some of these states... Read More about (Li 6, d) and (Li 6, t) reactions on Ne 22 and implications for s -process nucleosynthesis.

The Impact of Black Hole Formation on Population-averaged Supernova Yields (2021)
Journal Article
Griffith, E. J., Sukhbold, T., Weinberg, D. H., Johnson, J. A., Johnson, J. W., & Vincenzo, F. (2021). The Impact of Black Hole Formation on Population-averaged Supernova Yields. The Astrophysical journal, 921, Article 73. https://doi.org/10.3847/1538-4357/ac1bac

The landscape of black hole (BH) formation—in which massive stars explode as core-collapse supernovae (CCSN) and which implode into BHs—profoundly affects the initial-mass-function (IMF)-averaged nucleosynthetic yields of a stellar population. Buildi... Read More about The Impact of Black Hole Formation on Population-averaged Supernova Yields.

Galaxy and mass assembly (GAMA): The merging potential of brightest group galaxies (2021)
Journal Article
Banks, K., Brough, S., Holwerda, B. W., Hopkins, A. M., López-Sánchez, R., Phillipps, S., …Robotham, A. S. (2021). Galaxy and mass assembly (GAMA): The merging potential of brightest group galaxies. The Astrophysical journal, 921(1), 9. https://doi.org/10.3847/1538-4357/ac1c0a

Using a volume-limited sample of 550 groups from the Galaxy And Mass Assembly Galaxy Group Catalogue spanning the halo mass range 12.8 < log[Mh M?] < 14.2, we investigate the merging potential of central Brightest Group Galaxies (BGGs). We use spectr... Read More about Galaxy and mass assembly (GAMA): The merging potential of brightest group galaxies.

New Thermonuclear Rate of ⁷Li(d,n)2⁴He Relevant to the Cosmological Lithium Problem (2021)
Journal Article
Hou, S. Q., Kajino, T., Trueman, T. C., Pignatari, M., Luo, Y. D., & Bertulani, C. A. (2021). New Thermonuclear Rate of 7Li(d,n)24He Relevant to the Cosmological Lithium Problem. The Astrophysical journal, 920(2), Article 145. https://doi.org/10.3847/1538-4357/ac1a11

Accurate 7Li(d,n)24He thermonuclear reaction rates are crucial for precise prediction of the primordial abundances of lithium and beryllium and to probe the mysteries beyond fundamental physics and the standard cosmological model. However, uncertaint... Read More about New Thermonuclear Rate of ⁷Li(d,n)2⁴He Relevant to the Cosmological Lithium Problem.

Exploring the link between star and planet formation with Ariel (2021)
Journal Article
Turrini, D., Codella, C., Danielski, C., Fedele, D., Fonte, S., Garufi, A., …Wolkenberg, P. (in press). Exploring the link between star and planet formation with Ariel. Experimental astronomy, https://doi.org/10.1007/s10686-021-09754-4

The goal of the Ariel space mission is to observe a large and diversified population of transiting planets around a range of host star types to collect information on their atmospheric composition. The planetary bulk and atmospheric compositions bear... Read More about Exploring the link between star and planet formation with Ariel.

The distribution of [α/Fe] in the Milky Way disc (2021)
Journal Article
Vincenzo, F., H. Weinberg, D., Miglio, A., R. Lane, R., & Roman-Lopes, A. (2021). The distribution of [α/Fe] in the Milky Way disc. Monthly notices of the Royal Astronomical Society, 508(4), 5903–5920. https://doi.org/10.1093/mnras/stab2899

Using a sample of red giant stars from the Apache Point Observatory Galactic Evolution Experiment (APOGEE) Data Release 16, we infer the conditional distribution $p([\alpha/\text{Fe}]\,|\,[\text{Fe/H}])$ in the Milky Way disk for the $\alpha$-element... Read More about The distribution of [α/Fe] in the Milky Way disc.

Nucleosynthesis signatures of neutrino-driven winds from proto-neutron stars: a perspective from chemical evolution models (2021)
Journal Article
Vincenzo, F., A. Thompson, T., H. Weinberg, D., J. Griffith, E., W. Johnson, J., & A. Johnson, J. (2021). Nucleosynthesis signatures of neutrino-driven winds from proto-neutron stars: a perspective from chemical evolution models. Monthly notices of the Royal Astronomical Society, 508(3), 3499-3507. https://doi.org/10.1093/mnras/stab2828

We test the hypothesis that the observed first-peak (Sr, Y, Zr) and second-peak (Ba) s-process elemental abundances in low-metallicity Milky Way stars, and the abundances of the elements Mo and Ru, can be explained by a pervasive r-process contributi... Read More about Nucleosynthesis signatures of neutrino-driven winds from proto-neutron stars: a perspective from chemical evolution models.