A primitive asteroid that lived fast and died young sampled by a xenolith in the Cold Bokkeveld CM2 carbonaceous chondriteOPEN ACCESS
Martin R. Lee, Cameron J. Floyd, Robin Haller, Sammy Griffin MAPS, Version of Record online: 04 February 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Xenoliths in carbonaceous chondrites include lithologies that are unrepresented in the meteorite…
Timescales of Solar System Formation Based on Al–Ti Isotope Correlation by Supernova EjectaOPEN ACCESS
Tsuyoshi Iizuka, Yuki Hibiya, Satoshi Yoshihara, and Takehito Hayakawa The Astrophysical Journal Letters, Volume 979, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The radioactive decay of short-lived 26Al–26Mg has been used to estimate the timescales…
Two isotopically distinct populations of refractory inclusions in the EHa3 chondrite Sahara 97072 – Significance for understanding the evolution of the CAI-formation regionOPEN ACCESS
Samuel Ebert, Kazuhide Nagashima, Alexander N. Krot, Addi Bischoff Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 December 2024 LINK + PDF (OPEN ACCESS) “The nature of isotopic differences between ‘normal’ Ca,Al-rich inclusions…
Enhanced production of 60Fe in massive starsOPEN ACCESS
A. Spyrou, D. Richman, A. Couture, C. E. Fields, S. N. Liddick, K. Childers, B. P. Crider, P. A. DeYoung, A. C. Dombos, P. Gastis, M. Guttormsen, K. Hermansen, A. C. Larsen, R. Lewis, S….
Potential Chronological Disturbance of the D’Orbigny Angrite Inferred from Discordant 26Al AgesOPEN ACCESS
Cécile Deligny, Maxime Pirall, Johan Villeneuve, Evelyn Füri, and Yves Marrocchi The Astrophysical Journal Letters, Volume 975, Number 1 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Angrites originate from the early-formed differentiated angrite parent body. The pristine…
The Sun’s Birth Environment: Context for MeteoriticsOPEN ACCESS
Steve Desch, Núria Miret-Roig Update (26 September 2024): Space Science Reviews LINK Accepted for publication in Space Science Reviews as part of International Space Science Institute “Evolution of the Solar System: Constraints from Meteorites” meeting,…
Gamma-Ray-Induced Synthesis of Sugars in Meteorite Parent BodiesOPEN ACCESS
Shunpei Abe, Isao Yoda, Kensei Kobayashi, and Yoko Kebukawa* ACS Earth and Space ChemistryAugust 15, 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Sugars play an indispensable role for all living organisms. Given that certain sugars have…
Production rates of cosmogenic nuclides in extraterrestrial material using GEANT4 softwareOPEN ACCESS
Patrik Čechvala, Róbert Breier & Jozef Masarik Journal of Radioanalytical and Nuclear ChemistryPublished: 27 September 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We present a model for the calculation of the production rates of cosmogenic nuclides…
The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu with Implications for the Nature of the Parent PlanetesimalOPEN ACCESS
Haolan Tang, Edward D. Young, Lauren Tafla, Andreas Pack, Tommaso Di Rocco, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Martin Bizzarro, Audrey Bouvier, Richard W. Carlson6, Marc Chaussidon,…
Dynamical orbital evolution of asteroids and planetesimals across distinct chemical reservoirs due to accretion growth of planets in the early solar systemOPEN ACCESS
Sandeep Sahijpal Astrophysics & Astronomy, 2023, Preprint PDF (OPEN ACCESS) “N-body numerical simulations code for the orbital motion of asteroids/planetesimals within the asteroid belt under the gravitational influence of the sun and the accreting planets…
Origin of Low-26Al/27Al Corundum/Hibonite Inclusions in MeteoritesOPEN ACCESS
Steven J. Desch, Emilie T. Dunham, Ashley K. Herbst, Cayman T. Unterborn, Thomas G. Sharp, Maitrayee Bose, Prajkta Mane, Curtis D. Williams Accepted to The Astrophysical Journal PDF (OPEN ACCESS) Update (11 August 2023): The…
Insights on the Sun Birth Environment in the Context of Star Cluster Formation in Hub–Filament SystemsOPEN ACCESS
Doris Arzoumanian, Sota Arakawa, Masato I. N. Kobayashi, Kazunari Iwasaki, Kohei Fukuda, Shoji Mori, Yutaka Hirai, Masanobu Kunitomo, M. S. Nanda Kumar, and Eiichiro Kokubo The Astrophysical Journal Letters, Volume 947, Number 2 LINK (OPEN…
Protracted Timescales for Nebular Processing of First-formed Solids in the Solar SystemOPEN ACCESS
Prajkta Mane, Maitrayee Bose, Meenakshi Wadhwa, and Céline Defouilloy The Astrophysical Journal, Volume 946, Number 1, Published: 24 March 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The calcium–aluminum-rich inclusions (CAIs) from chondritic meteorites are the first…
Melt migration in rubble-pile planetesimals: Implications for the formation of primitive achondrites
Zhongtian Zhang, David Bercovici, Linda T. Elkins-Tanton Earth and Planetary Science LettersAvailable online 31 January 2023, 118019 LINK “Primitive achondrites represent residual mantle material of planetesimals from which up to 20% partial melts were extracted….
New Constraints for Supernova Models from Presolar Silicon Carbide X Grains with Very High 26Al/27Al RatiosOPEN ACCESS
Peter Hoppe, Jan Leitner, Marco Pignatari, and Sachiko Amari The Astrophysical Journal Letters, Volume 943, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report C, N, Mg-Al, Si, and S isotope data of six 1–3μm-sized…
Al-Mg and U-Pb chronological records of Erg Chech 002 ungrouped achondrite meteorite
Philip M. Reger, Yvonne Roebbert, Wladimir Neumann, Abdelmouhcine Gannoun, Marcel Regelous, Winfried H. Schwarz, Thomas Ludwig, Mario Trieloff, Stefan Weyer, Audrey Bouvier Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 December 2022 LINK…
Statistical Chronometry of Meteorites. II. Initial Abundances and Homogeneity of Short-lived RadionuclidesOPEN ACCESS
Steven J. Desch, Daniel R. Dunlap, Curtis D. Williams, Prajkta Mane, Emilie T. Dunham Submitted to Geochimica et Cosmochimica Acta PDF (OPEN ACCESS) Update (published in Icarus, 6 May 2023): LINK “• We present a…
Statistical chronometry of meteorites. I. A Test of 26Al homogeneity and the Pb-Pb age of the solar system’s t=0OPEN ACCESS
Steven J. Desch, Daniel R. Dunlap, Emilie T. Dunham, Curtis D. Williams, Prajkta Mane Submitted to Geochimica et Cosmochimica Acta PDF (OPEN ACCESS) Update (published in Icarus, 6 May 2023, with new title): LINK “We…
Radioactive Isotopes as a Tool for Pairing Identification of the HAH 346—Hammadah al Hamra 346—Ordinary Chondrites from Two Separate Find AreasOPEN ACCESS
Magdalena Długosz-Lisiecka, Tomasz Jakubowski, Marcin Krystek and Ahmed ElMallul Minerals, Volume 12, Issue 12Published: 1 December 2022 LINK (OPEN ACCESS)PDF (DOWNLOAD) “In this study, low-background gamma spectrometry was used to confirm the identity of a…
Birth and decline of magma oceans in planetesimals. Part 1: Experimental study of erosion and deposition of particles in an internally heated convecting fluid
Cyril Sturtz, Angela Limare, Stephen Tait, Édouard Kaminski JGR PlanetsFirst Published: 18 November 2022 LINK “Key Points We study experimentally the transient behavior of a convective fluid bearing particles that can float or sediment to…
Isotopic evidence for two chondrule generations in CR chondrites and their relationships to other carbonaceous chondrites
Yves Marrocchi, Maxime Piralla, Maxence Regnault, Valentina Batanova, Johan Villeneuve, Emmanuel Jacquet Earth and Planetary Science LettersVolume 593, 1 September 2022 LINK “Highlights • CR chondrites are characterized by two distinct chondrule populations.• Large CR…
Are there any pristine comets? Constraints from pebble structureOPEN ACCESS
Uri Malamud, Wolf A. Landeck, Dorothea Bischoff, Christopher Kreuzig, Hagai B. Perets, Bastian Gundlach, Jurgen Blum MNRAS 000, 1-?? (2022)Preprint: 2 June 2022 PDF (OPEN ACCESS) We show that if comets (or any small icy…
The Timing of Potential Last Nucleosynthetic Injections into the Protosolar Molecular Cloud Inferred from 41Ca–26Al Systematics of Bulk CAIsOPEN ACCESS
Yaray Ku, Michail I. Petaev, and Stein B. Jacobsen The Astrophysical Journal Letters, Volume 931, Number 1Published: 23 May 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Short-lived radionuclides (SLRs) provide important information about the chronology of…
Short-Lived Radionuclides in Meteorites and the Sun’s Birth EnvironmentOPEN ACCESS
Steven J. Desch, Edward D. Young, Emilie T. Dunham, Yusuke Fujimoto, Daniel R. Dunlap Submitted as a chapter to Protostars and Planets VII PDF (OPEN ACCESS) “The solar nebula contained a number of short-lived radionuclides…
Comparison between Core-collapse Supernova Nucleosynthesis and Meteoric Stardust Grains: Investigating Magnesium, Aluminium, and ChromiumOPEN ACCESS
Jacqueline den Hartogh, Maria K. Petö, Thomas Lawson, Andre Sieverding, Hannah Brinkman, Marco Pignatari, and Maria Lugaro The Astrophysical Journal, Volume 927, Number 2Published: 2022 March 17 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Isotope variations of…
The Neutron Energy Spectra of Lunar Meteorites Evaluated from Sm and Er Isotopic CompositionsOPEN ACCESS
Hiroshi Hidaka, Shigekazu Yoneda, Kunihiko Nishiizumi, and Marc Caffee The Astrophysical Journal, Volume 925, Number 2, Published: 7 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Cosmic-ray exposure records of 13 lunar meteorites, Dhofar 081, Dhofar…
26Aluminium from Massive Binary Stars. II. Rotating Single Stars Up to Core Collapse and Their Impact on the Early Solar System
Hannah E. Brinkman, J. W. den Hartogh, C. L. Doherty, M. Pignatari, and M. Lugaro The Astrophysical Journal, Volume 923, Number 1 LINK “Radioactive nuclei were present in the early solar system (ESS), as inferred…
A Solar System formation analogue in the Ophiuchus star-forming complex
John C. Forbes, João Alves & Douglas N. C. Lin Nature Astronomy (2021) LINK “Anomalies among the daughter nuclei of the extinct short-lived radionuclides in calcium–aluminium-rich inclusions indicate that the Solar System must have been…
The Macroporosity of Rubble Pile Asteroid Ryugu and Implications for the Origin of ChondrulesOPEN ACCESS
William Herbst, James P. Greenwood and Teng Ee Yap The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We use the known surface boulder-size distribution of the C-type rubble pile asteroid…
26Al Chronology of Erg Chech 002, the Oldest Andesite in the Solar System
M. Chaussidon, Barrat J. A., Yamaguchi A., Beck P., Villeneuve J. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2222 PDF “26Al chronology shows that the Erg Chech 002 meteorite of andesitic composition…
Observational constraints on the likelihood of 26Al in planet-forming environmentsOPEN ACCESS
Megan Reiter accepted to A&A Letters PDF (OPEN ACCESS) “Recent work suggests that 26Al may determine the water budget in terrestrial exoplanets as its radioactive decay dehydrates planetesimals leading to rockier compositions. Here I consider…
Irradiation origin of 10Be in the solar nebula: Evidence from Li-Be-B and Al-Mg isotope systematics, and REE abundances of CAIs from Yamato-81020 CO3.05 chondrite
Kohei Fukuda, Hajime Hiyagon, Wataru Fujiya, Takanori Kagoshima, Keita Itano, Tsuyoshi Iizuka, Noriko T. Kita, Yuji Sano Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 20 October 2020 LINK “We have performed in situ…
Aluminum-26 Enrichment in the Surface of Protostellar Disks Due to Protostellar Cosmic RaysOPEN ACCESS
Brandt A. L. Gaches, Stefanie Walch, Stella S. R. Offner, Carsten Münker The Astrophysical Journal, Volume 898, Number 1Published 2020 July 27 PDF (OPEN ACCESS) LINK “The radioactive decay of aluminum-26 (26Al) is an important…
One of the earliest refractory inclusions and its implications for solar system history
Jean-David Bodénan, Natalie A. Starkey, Sara S. Russell, Ian P. Wright, Ian A. Franchi Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 11 July 2020 LINK “A ∼175 µm refractory inclusion, A-COR-01 from one…
26Al-26Mg isotopic, mineralogy, petrography of a Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Implications for the origin and evolution of these objectsOPEN ACCESS
Ritesh Kumar Mishra Solar and Stellar Astrophysics PDF (OPEN ACCESS) Substantial text overlap with A Hibonite-Pyroxene Spherule in Allan Hills 77307 (CO3.03): Petrography and Mineralogy “10 Hibonite-pyroxene/glass spherules discovered hitherto are a rare suite of…
Monitoring of Spatiotemporal Variations in the Production Rates of Cosmogenic Radionuclides in Chondrites of Different Orbits Falling to Earth
G. K. Ustinova & V. A. Alexeev Geochemistry International, Volume 58, pages 487–499 (2020) LINK “The paper presents data obtained on the production rates of cosmogenic radionuclides of different half-life in 42 chondrites that fell…
New implications for the origin of the IAB main group iron meteorites and the isotopic evolution of the noncarbonaceous (NC) reservoir
Connor D.Hilton, Richard J.Walker Earth and Planetary Science LettersVolume 540, 15 June 2020, 116248 LINK “Highlights • The IAB-MG iron meteorites have a μ182W value of −295 ± 3.• The IAB-MG are constrained to have…
Accretion of a large LL parent planetesimal from a recently formed chondrule populationOPEN ACCESS
Graham H. Edwards and Terrence Blackburn Science Advances 15 Apr 2020:Vol. 6, no. 16, eaay8641DOI: 10.1126/sciadv.aay8641 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chondritic meteorites, derived from asteroidal parent bodies and composed of millimeter-sized chondrules, record the…
Variations in initial 26Al/27Al ratios among fine-grained Ca-Al-rich inclusions from reduced CV chondrites
Noriyuki Kawasaki, Sohei Wada, Changkun Park, Naoya Sakamoto, Hisayoshi Yurimoto Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 8 April 2020 LINK “Fine-grained Ca-Al-rich inclusions (FGIs) in CV chondrites are suggested to be…
A refractory inclusion with solar oxygen isotopes and the rarity of such objects in the meteorite record
Levke Kööp, Kazuhide Nagashima, Andrew M. Davis, Alexander N. Krot Meteoritics & Planetary Science First Published: 27 March 2020 LINK “NASA’s Genesis mission revealed that the Sun is enriched in 16O compared to the Earth…
Radionuclides in Chassigny and Nakhla meteorites of Mars origin: Implications for their pre-atmospheric sizes and cosmic-ray exposure ages
P.P. Povinec, I. Sýkora, R.J. Macke, J. Tóth, L. Kornoš, V. Porubčan Planetary and Space Science In Press, Journal Pre-proof, Available online 26 March 2020 LINK “Highlights • Two Martian meteorites, Chassigny and Nakhla, were…
Exploring the efficiency of stepwise dissolution in removal of stubborn non-radiogenic Pb in chondrule U-Pb dating
Renaud Merle, Yuri Amelin, Qing-Zhu Yin, Magdalena H. Huyskens, Matthew E. Sanborn, Kazuhide Nagashima, Katsuyuki Yamashita, Trevor R. Ireland, Alexander N.Krot, Melanie J. Sieber Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 18…
Analyses of radionuclides in the Oued Awlitis 001 and Galb Inal lunar meteorites by HPGe gamma-ray spectrometry
Pavel P. Povinec, Ivan Sýkora, Ludovic Ferrière, Christian Koeberl Journal of Radioanalytical and Nuclear Chemistry, pp 1–9 LINK “Highly sensitive nondestructive HPGe gamma-ray spectrometry was used for the analysis of the cosmogenic (26Al) and primordial…
The constancy of galactic cosmic rays as recorded by cosmogenic nuclides in iron meteoritesOPEN ACCESS
Thomas Smith, David L. Cook, Silke Merchel, Stefan Pavetich, Georg Rugel, Andreas Scharf, Ingo Leya Meteoritics & Planetary Science First Published: 21 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We measured the He, Ne,…
Origin of the Short-lived Radionuclide 10Be and Its Implications for the Astronomical Setting of CAI Formation in the Solar Protoplanetary Disk
Kohei Fukuda, Hajime Hiyagon, Wataru Fujiya, Naoto Takahata, Takanori Kagoshima, and Yuji Sano The Astrophysical Journal, Volume 886, Number 1 Published 2019 November 15 LINK “We report Li–Be–B and Al–Mg isotopic compositions of Ca-Al-rich inclusions…
Fingerprints of the Protosolar Cloud Collapse in the Solar System. I. Distribution of Presolar Short-lived 26Al
Francesco C. Pignatale, Emmanuel Jacquet, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 LINK “The short-lived radionuclide 26Al is widely used to determine the relative ages of chondrite components and timescales…
Heterogeneous evolution of the galaxy and the origin of the short-lived nuclides in the early solar systemOPEN ACCESS
T. Kaur, S. Sahijpal Accepted for MNRAS PDF (OPEN ACCESS) “We present galactic chemical evolution (GCE) models of the short-lived radionuclides (SLRs), 26Al, 36Cl, 41Ca, 53Mn and 60Fe, across the entire Milky Way galaxy. The…
Aluminum-26 chronology of dust coagulation and early solar system evolutionOPEN ACCESS
M.-C. Liu, J. Han, A. J. Brearley and A. T. Hertwig Science Advances 11 Sep 2019: Vol. 5, no. 9, eaaw3350 DOI: 10.1126/sciadv.aaw3350 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Dust condensation and coagulation in the…
MINERALOGY, PETROGRAPHY, AND OXYGEN AND ALUMINUM-MAGNESIUM ISOTOPE SYSTEMATICS OF GROSSITE-BEARING REFRACTORY INCLUSIONS
Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon, Chi Ma, Harold C. Connolly Jr., Gary R. Huss, Andrew M. Davis, Martin Bizzarro Geochemistry Available online 15 August 2019 LINK “Grossite (CaAl4O7) is one of the…
Pb isotope evidence for rapid accretion and differentiation of planetary embryosOPEN ACCESS
J.N. Connelly, M. Schiller, M. Bizzarro Earth and Planetary Science Letters Volume 525, 1 November 2019, 115722 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • We report a Pb-Pb age of 4565.47 ± 0.30 Ma…
Refractory inclusions in carbonaceous chondrites: Records of early solar system processes
Alexander N. Krot Meteoritics & Planetary Science First Published: 23 July 2019 LINK “Chondrites consist of three major components: refractory inclusions (Ca,Al‐rich inclusions [CAIs] and amoeboid olivine aggregates), chondrules, and matrix. Here, I summarize recent…
Galactic Chemical Evolution of Radioactive Isotopes
Benoit Côté, Maria Lugaro, Rene Reifarth, Marco Pignatari, Blanka Világos, Andrés Yagüe, and Brad K. Gibson The Astrophysical Journal, Volume 878, Number 2 LINK “The presence of short-lived (~Myr) radioactive isotopes in meteoritic inclusions at…
Combined U-corrected Pb-Pb dating and 26Al-26Mg systematics of individual chondrules – evidence for a reduced initial abundance of 26Al amongst inner Solar System chondrules
Jean Bollard, Noriyuki Kawasaki, Naoya Sakamoto, Mia Olsen, Shoichi Itoh, Kirsten Larsen, Daniel Wielandt, Martin Schiller, James N. Connelly, Hisayoshi Yurimoto, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June…
Constraints on asteroid magnetic field evolution and the radii of meteorite parent bodies from thermal modelling
James F. J. Bryson, Jerome A. Neufeld, Francis Nimmo Earth and Planetary Science Letters Volume 521, 1 September 2019, Pages 68-78 LINK “Highlights • We predict the timing of asteroid magnetic field generation using thermal…
Accretion of the asteroids: Implications for their thermal evolution
S. J. Weidenschilling Meteoritics & Planetary Science First Published: 3 March 2019 LINK “Thermal models of asteroids generally assume that they accreted either instantaneously or over an extended interval with a prescribed growth rate. It…
Dissipation of the Solar System’s debris disk recorded in primitive meteorites
Jamie D. Gilmour & Michal J. Filtness Nature Astronomy, 1–6 Published: 25 February 2019 LINK “Many newly formed Sun-like stars show evidence of debris disks composed of dust generated through destructive collisions among residual planetesimals….
Variations in initial 26Al/27Al ratios among fluffy Type A Ca–Al-rich inclusions from reduced CV chondrites
Noriyuki Kawasaki, Changkun Park, Naoya Sakamoto, Sun Young Park, Hyun Na Kim, Minami Kuroda, Hisayoshi Yurimoto Earth and Planetary Science Letters Volume 511, 1 April 2019, Pages 25-35 LINK “Highlights • We obtained Al–Mg mineral…
Magma ascent in planetesimals: Control by grain size
Tim Lichtenberg, Tobias Keller, Richard F.Katz, Gregor J. Golabek, Taras V. Gerya Earth and Planetary Science Letters Volume 507, 1 February 2019, Pages 154-165 LINK “Highlights • Planetesimal melt transport regimes from coupled models of…
Triggering Collapse of the Presolar Dense Cloud Core and Injecting Short-Lived Radioisotopes with a Shock Wave. VI. Protostar and Protoplanetary Disk FormationOPEN ACCESS
Alan P. Boss accepted by ApJ Submitted: 12 November, 2018 PDF (OPEN ACCESS) “Cosmochemical evaluations of the initial meteoritical abundance of the short-lived radioisotope (SLRI) 26Al have remained fairly constant since 1976, while estimates for…
Short-lived radioisotopes in meteorites from Galactic-scale correlated star formationOPEN ACCESS
Yusuke Fujimoto, Mark R Krumholz, Shogo Tachibana Monthly Notices of the Royal Astronomical Society https://doi.org/10.1093/mnras/sty2132 Published:06 August 2018 PDF (OPEN ACCESS) LINK “Meteoritic evidence shows that the Solar system at birth contained significant quantities of…
Radioactive nuclei from cosmochronology to habitabilityOPEN ACCESS
M. Lugaro, U. Ott, Á. Kereszturi Review published in Progress in Particle and Nuclear Physics Volume 102, September 2018, Pages 1-47 1 August 2018 PDF (OPEN ACCESS) “In addition to long-lived radioactive nuclei like U…
Short-lived radioisotopes in meteorites from Galactic-scale correlated star formationOPEN ACCESS
Yusuke Fujimoto, Mark R. Krumholz, Shogo Tachibana Submitted to MNRAS. Comments welcome. PDF (OPEN ACCESS) “Meteoritic evidence shows that the Solar system at birth contained significant quantities of short-lived radioisotopes (SLRs) such as 60Fe (with…
Triggered Star Formation inside the Shell of a Wolf–Rayet Bubble as the Origin of the Solar SystemOPEN ACCESS
Vikram V. Dwarkadas, Nicolas Dauphas, Bradley Meyer, Peter Boyajian, and Michael Bojazi The Astrophysical Journal, Volume 851, Number 2 PDF (OPEN ACCESS) LINK “A critical constraint on solar system formation is the high 26Al/27Al abundance…
Petrogenesis of D’Orbigny-like angrite meteorites and the role of spinel in the angrite source
McKibbin, S. J. and O’Neill, H. St. C. Meteoritics & Planetary Science. doi: 10.1111/maps.13004 LINK “Angrite meteorites are samples of early planetesimal magmatic rocks, distinguished from more typical “basaltic eucrites” by compositions that are silica…
Hf-W chronology of CR chondrites: Implications for the timescales of chondrule formation and the distribution of 26Al in the solar nebula
Gerrit Budde, Thomas S. Kruijer, Thorsten Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript,Available online 24 October 2017 LINK “Renazzo-type carbonaceous (CR) chondrites are distinct from most other chondrites in having younger chondrule 26Al-26Mg…
Thermal evolution of trans-Neptunian objects, icy satellites, and minor icy planets in the early solar system
Bhatia, G. K. and Sahijpal, S. Meteoritics & Planetary Science. doi: 10.1111/maps.12952 First published: 8 September 2017 LINK “Numerical simulations are performed to understand the early thermal evolution and planetary scale differentiation of icy bodies…
A low-background image-coincidence spectrometer for radioisotope studies
Andrew Tillett, John Dermigny, Mark Emamian, Yuri Tonin, Igal Bucay, Rachel L. Smith, Michael Darken, Corey Dearing, Mikaela Orbon, Christian Iliadis Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated…
Triggering Collapse of the Presolar Dense Cloud Core and Injecting Short-Lived Radioisotopes with a Shock Wave. V. Nonisothermal Collapse RegimeOPEN ACCESS
Alan P. Boss accepted by ApJ PDF (OPEN ACCESS) “Recent meteoritical analyses support an initial abundance of the short-lived radioisotope $^{60}$Fe that may be high enough to require nucleosynthesis in a core collapse supernova, followed…
Was 26Al Heterogeneously Distributed in the Early Solar System?
Yin Q.-Z. * Sanborn M. E. Huyskens M. Amelin Y. 80th Annual Meeting of the Meteoritical Society 2017 [#6259] abstract (PDF) “In this talk, we will examine critically the issue of homogeneity versus heterogeneity of…
Cosmogenic Nuclides in Antarctic Meteorites: Opportunities and Directions
Caffee M. W. * Herzog G. F. Jull A. J. T. Nishiizumi K. Welten K. C. 80th Annual Meeting of the Meteoritical Society 2017 [#6150] abstract (PDF) “Cosmogenic nuclide studies of Antarctic meteorites have allowed…
26Al Isotope in Pultusk Meteorite Fragments
Tymiński Z. Krzesińska A. M. Burakowska A. Stępisiewicz M. Tymińska K. Dziel T. Olech A. Żołądek P. 80th Annual Meeting of the Meteoritical Society 2017 [#6278] abstract “Low deviations in 26Al distribution between analysed Pultusk…
Meteoritic Constraints on the Origins of Our Solar System
Dwarkadas V. V., Dauphas N., Meyer B.S., Boyajian P.H., Bojazi M. 80th Annual Meeting of the Meteoritical Society 2017 [#6159] abstract “At the time of formation, our solar system had a high abundance of 26Al,…
A multielement isotopic study of refractory FUN and F CAIs: Mass-dependent and mass-independent isotope effects
Levke Kööp, Daisuke Nakashima, Philipp R. Heck, Noriko T. Kita, Travis J. Tenner, Alexander N. Krot, Kazuhide Nagashima, Changkun Park, Andrew M. Davis Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 26 April…
Magnesium and chromium isotope evidence for initial melting by radioactive decay of 26Al and late stage impact-meltingOPEN ACCESS
Elishevah M.M.E. van Kooten, Martin Schiller, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 4 April 2017 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Polymict ureilites are meteoritic breccias that provide insights…
Impact of radiogenic heating on the formation conditions of comet 67P/Churyumov-GerasimenkoOPEN ACCESS
O. Mousis, A. Drouard, P. Vernazza, J. I. Lunine, M. Monnereau, R. Maggiolo, K. Altwegg, H. Balsiger, J.-J. Berthelier, G. Cessateur, J. De Keyser, S. A. Fuselier, S. Gasc, A. Korth, T. Le Deun, U….
26Al-26Mg systematics in chondrules from Kaba and Yamato 980145 CV3 carbonaceous chondrites
Kazuhide Nagashima, Alexander N. Krot, Mutsumi Komatsu Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 2 November 2016 LINK “We report the mineralogy, petrography, and in situ measured 26Al-26Mg systematics in chondrules from…
The initial 41Ca/40Ca ratios in two Type A Ca-Al-rich Inclusions: Implications for the origin of short-lived 41Ca
Ming-Chang Liu Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 26 October 2016 LINK “This paper reports new 41Ca-41K isotopic data for two Type A CAIs, NWA 3118 #1Nb (Compact Type A) and…
Calcium-aluminum-rich inclusions with fractionation and unidentified nuclear effects (FUN CAIs): II. Heterogeneities of magnesium isotopes and 26Al in the early Solar System inferred from in situ high-precision magnesium-isotope measurements
Changkun Park, Kazuhide Nagashima, Alexander N. Krot, Gary R. Huss, Andrew M. Davis, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 October 2016 LINK “Calcium-aluminum-rich inclusions with isotopic mass fractionation…
Tracking the Distribution of 26Al and 60Fe during the Early Phases of Star and Disk Evolution
Michael Kuffmeier, Troels Frostholm Mogensen, Troels Haugbølle, Martin Bizzarro, and Åke Nordlund The Astrophysical Journal, Volume 826, Number 1 Published 2016 July 18 LINK “The short-lived 26Al and 60Fe radionuclides are synthesized and expelled into…
Distribution of 26Al in the CR chondrite chondrule-forming region of the protoplanetary disk
Devin L. Schrader, Kazuhide Nagashima, Alexander N. Krot, Ryan C. Ogliore, Qing-Zhu Yin, Yuri Amelin, Claudine H. Stirling, Angela Kaltenbach Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 June 2016 LINK (OPEN…
Evidence that 26Al did Not Melt Asteroids
Wasson J. T. * 79th Annual Meeting of the Meteoritical Society (2016) #6530 LINK
A link between oxygen, calcium and titanium isotopes in 26Al-depleted hibonite-rich CAIs from Murchison and implications for the heterogeneity of dust reservoirs in the solar nebula
Levke Kööp, Andrew M. Davis, Daisuke Nakashima, Changkun Park, Alexander N. Krot, Kazuhide Nagashima, Travis J. Tenner, Philipp R. Heck, Noriko T. Kita Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 13 May…
Corundum-hibonite inclusions and the environments of high temperature processing in the early solar system
Andrew W. Needham, Scott Messenger, Jangmi Han, Lindsay P. Keller Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 2 May 2016 LINK “Corundum-bearing Ca-Al-rich inclusions (CAIs) are a rare class of high-temperature condensates…
New constraints on the relationship between 26Al and oxygen, calcium, and titanium isotopic variation in the early Solar System from a multielement isotopic study of spinel-hibonite inclusions
Levke Kööp, Daisuke Nakashima, Philipp R. Heck, Noriko T. Kita, Travis J. Tenner, Alexander N. Krot, Kazuhide Nagashima, Changkun Park, Andrew M. Davis Geochimica et Cosmochimica Acta In Press, Available online 20 April 2016 LINK…
The effects of short-lived radionuclides and porosity on the early thermo-mechanical evolution of planetesimals
Tim Lichtenberg, Gregor J. Golabek, Taras V. Gerya, Michael R. Meyer Icarus In Press, Accepted Manuscript, Available online 16 March 2016 doi:10.1016/j.icarus.2016.03.004 Updated (22 March): PDF (OPEN ACCESS) LINK “The thermal history and internal structure…
Accretion timescales and style of asteroidal differentiation in an 26Al-poor protoplanetary disk
K.K. Larsen, M. Schiller, M. Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 December 2015 doi:10.1016/j.gca.2015.10.036 LINK “The decay of radioactive 26Al to 26Mg (half-life of 730,000 years) is postulated to…
Did the Solar System form in a sequential triggered star formation event?
Richard J. Parker, James E. Dale accepted for publication in MNRAS PDF (full text) abstract “The presence and abundance of the short-lived radioisotopes (SLRs) $^{26}$Al and $^{60}$Fe during the formation of the Solar System is…
High-sensitivity HPGe gamma-spectrometry analysis of radionuclides in Martian meteorites
Pavel P. Povinec , Ivan Sýkora, Andrej Kováčik, Christian Koeberl Journal of Radioanalytical and Nuclear Chemistry pp 1-5 LINK
The abundance of 26Al-rich planetary systems in the Galaxy
Matthieu Gounelle Astronomy & Astrophysics, Volume 582, October 2015 Published online: 30 September 2015 LINK “One of the most puzzling properties of the solar system is the high abundance at its birth of 26Al, a…
Planetesimal differentiation revealed by the Hf–W systematics of ureilites
Gerrit Budde, Thomas S. Kruijer, Mario Fischer-Gödde, Anthony J. Irving, Thorsten Kleine Earth and Planetary Science Letters Volume 430, 15 November 2015, Pages 316–325 LINK
Why Do U-Pb Ages of Chondrules and CAIs Have More Spread than Their 26 Al Ages?
Kita N. T. * Tenner T. J. Ushikubo T. Bouvier A. Wadhwa M. Bullock E. S. MacPherson G. J. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5360 abstract (PDF)
Cosmogenic nuclides in the Košice meteorite: Experimental investigations and Monte Carlo simulations
Pavel P. Povinec, Jozef Masarik, Ivan Sýkora, Andrej Kováčik, Juraj Beňo, Matthias M. M. Meier, Rainer Wieler, Matthias Laubenstein and Vladimir Porubčan Meteoritics & Planetary Science. doi: 10.1111/maps.12380 LINK
Effects of meteoroid shape on cosmogenic nuclide production processes
Masarik, J. and Beňo, J. (2015) Meteoritics & Planetary Science. doi: 10.1111/maps.12423 LINK
26Al and 10Be Activities in Chelyabinsk (LL5): Implications for Cosmic-Ray Exposure History
J. Park, G. F. Herzog, L. E. Nyquist, C.-Y. Shih, M.-K. Haba, K. Nagao 46th Lunar and Planetary Science Conference (2015), Abstract #1453 PDF LINK
Inheritance of solar short- and long-lived radionuclides from molecular clouds and the unexceptional nature of the solar system
Young ED (2014) Earth and Planetary Science Letters Volume 392, 15 April 2014, Pages 16–27 LINK Apparent excesses in early-solar 26Al, 36Cl, 41Ca, and 60Fe disappear if one accounts for ejecta from massive-star winds concentrated…
On the Injection of Short-lived Radionuclides from a Supernova into the Solar Nebula: Constraints from the Oxygen Isotopes
Liu, Ming-Chang (2014) The Astrophysical Journal – Letters 781:L28. ApJ 781 L28. doi:10.1088/2041-8205/781/2/L28 LINK
Cosmochemical evidence for astrophysical processes during the formation of our solar system
Cosmochemical evidence for astrophysical processes during the formation of our solar system Glenn J. MacPherson and Alan Boss PNAS 2011 108 (48) 19152-19158; published ahead of print November 21, 2011, doi:10.1073/pnas.1110051108 PDF LINK LINK (abstract)…