Publication List

Refereed Papers

Year Authors Title (Click for more details) Journal (PDF)
2024 Y. Peng, M. Ristic, A. Kedia, R. O'Shaughnessy, et al. Kilonova light-curve interpolation with neural networks submitted
2024 T. M. Sprouse, K. Lund, J. Miller, G. C. McLaughlin, et al. Emergent nucleosynthesis from a 1.2 second long simulation of a black-hole accretion disk ApJ 962 79
2024 N. Vassh, X. Wang, M. Lariviere, T. M. Sprouse, et al. Thallium-208: a beacon of in situ neutron capture nucleosynthesis PRL 132 052701
2024 G. W. Misch, M. Mumpower Astromers: status and prospects submitted
2023 D. E. M. Hoff, K. Kolos, G. W. Misch, D. Ray, et al. Direct mass measurements to inform the behavior of $^{128m}$Sb in nucleosynthetic environments PRL 131 262701
2023 I. U. Roederer, N. Vassh, E. Holmbeck, M. Mumpower, et al. Element abundance patterns in stars indicate fission of nuclei heavier than uranium Science 382 6675 1177
2023 M. Li, T. M. Sprouse, B. S. Meyer, M. Mumpower Atomic masses with Machine Learning for the astrophysical r process PLB 138385
2023 K. Lund, G. C. McLaughlin, J. Miller, M. Mumpower Magnetic field strength effects on nucleosynthesis from neutron star merger outflows submitted
2023 M. Ristic, E. Holmbeck, R. T. Wollaeger, O. Korobkin, et al. Constraining inputs to realistic kilonova simulations through comparison to observed $r$-process abundances ApJ 956 1
2023 J. Clark, G. Savard, M. Mumpower, A. Kankainen Precise mass measurements of radioactive nuclides for astrophysics EPJA 59 204
2023 M. Mumpower, M. Li, T. M. Sprouse, B. S. Meyer, et al. Bayesian averaging for ground state masses of atomic nuclei in a Machine Learning approach Fr. in Phys.
2023 E. Holmbeck, J. Barnes, K. Lund, T. M. Sprouse, et al. Superheavy elements in kilonovae ApJL 951 L13
2023 Y. Saito, I. Dillmann, R. Krucken, M. Mumpower, et al. Uncertainty quantification of mass models using Ensemble Bayesian Model Averaging submitted
2023 M. Mumpower, D. Neudecker, H. Sasaki, T. Kawano, et al. Collective enhancement in the exciton model PRC 107 034606
2023 S. Curtis, J. Miller, C. Frohlich, T. M. Sprouse, et al. Nucleosynthesis in outflows from black hole-neutron star merger disks with full GR$\nu$RMHD ApJL 945 L13
2023 K. Lund, J. Engel, G. C. McLaughlin, M. Mumpower, et al. The influence of beta decay rates on r-process observables ApJ 944 144
2023 E. Holmbeck, T. M. Sprouse, M. Mumpower Nucleosynthesis and observation of the heaviest elements EPJA 59 28
2022 M. Mumpower, T. Kawano, T. M. Sprouse $\beta^{-}$-delayed fission in the coupled Quasi-particle Random Phase Approximation plus Hauser-Feshbach approach PRC 106 065805
2022 N. Vassh, G. C. McLaughlin, M. Mumpower, R. Surman Solar data uncertainty impacts on MCMC methods for r-process nucleosynthesis Frontiers In Physics
2022 H. Schatz Horizons: nuclear astrophysics in the 2020s and beyond J. Phys. G 49 110502
2022 C. J. Fontes, C. L. Fryer, R. T. Wollaeger, M. Mumpower, et al. Actinide opacities for modeling the spectra and light curves of kilonovae MNRAS stac2792
2022 G. G. Kiss, A. Vitez-Sveiczer, Y. Saito, A. Tarifeno-Saldivia, et al. Measuring the $\beta$-decay properties of neutron-rich exotic Pm, Sm, Eu, and Gd isotopes to constrain the nucleosynthesis yields in the rare-earth region ApJ 936 107
2022 I. U. Roederer, J. J. Cowan, M. Pignatari, T. C. Beers, et al. The r-process alliance: abundance universality among some elements at and between the first and second r-process peaks ApJ 936 84
2022 M. Mumpower, T. M. Sprouse, A. Lovell, A. T. Mohan Physically Interpretable Machine Learning for nuclear masses PRCL 106 021301
2022 A. Lovell, A. T. Mohan, T. M. Sprouse, M. Mumpower Nuclear masses learned from a probabilistic neural network PRC 106 014305
2022 R. Orford, N. Vassh, J. Clark, G. C. McLaughlin, et al. Searching for the origin of the rare-earth peak with precision mass measurements across Ce–Eu isotopic chains PRCL 105, 052802
2022 K. Kolos, V. Sobes, R. Vogt Current nuclear data needs for applications PRR 4 021001
2022 H. F. Li, S. Naimi, T. M. Sprouse, M. Mumpower, et al. First application of mass measurement with the Rare-RI Ring reveals the solar $r$-process abundance trend at $A=122$ and $A=123$ PRL 128 152701
2022 T. M. Sprouse, G. W. Misch, M. Mumpower Isochronic evolution and the radioactive decay of $r$-process nuclei ApJ 929 22
2022 P. Amaro-Seoane Astrophysics with the Laser Interferometer Space Antenna Whitepaper
2022 N. Vassh, G. C. McLaughlin, M. Mumpower, R. Surman The need for a local nuclear physics feature in the neutron-rich rare-earths to explain solar $r$-process abundances submitted
2021 G. W. Misch, T. M. Sprouse, M. Mumpower, A. J. Couture, et al. Sensitivity of neutron-rich nuclear isomer behavior to uncertainties in direct transitions Symmetry 13 1831
2021 J. Barnes, Y. Zhu, K. Lund, T. M. Sprouse, et al. Kilonovae across the nuclear physics landscape: the impact of nuclear physics uncertainties on r-process-powered emission ApJ 918 44
2021 T. M. Sprouse, M. Mumpower, R. Surman Following nuclei through nucleosynthesis: a novel tracing technique PRC 104 015803
2021 G. W. Misch, T. M. Sprouse, M. Mumpower Astromers in the radioactive decay of r-process nuclei ApJL 913 L2
2021 O. Korobkin, R. T. Wollaeger, C. L. Fryer, A. Hungerford, et al. Axisymmetric radiative transfer models of kilonovae ApJ 910 116
2021 O. Hall, T. Davinson, A. Estrade, J. Liu, et al. $\beta$-delayed neutron emission of $r$-process nuclei at the $N=82$ shell closure PLB 136266
2021 M. Verriere, M. Mumpower Improvements to the macroscopic-microscopic approach of nuclear fission PRC 103 034617
2021 E. Holmbeck, A. Frebel, G. C. McLaughlin, R. Surman, et al. Reconstructing masses of merging neutron stars from stellar r-process abundance signatures ApJ 909 21
2021 B. Côtè, M. Eichler, A. Yague, N. Vassh, et al. Constraining the rapid neutron-capture process with meteoritic 129-I and 247-Cm Science 371 945-948
2021 N. Vassh, G. C. McLaughlin, M. Mumpower, R. Surman Markov Chain Monte Carlo predictions of neutron-rich lathanide properties as a probe of $r$-process dynamics ApJ 907 98
2021 A. Lovell, T. Kawano, S. Okumura, I. Stetcu, et al. Extension of the Hauser-Feshbach fission fragment decay model to multi-chance fission PRC 103 014615
2021 Y. Zhu, K. Lund, J. Barnes, T. M. Sprouse, et al. Modeling kilonova light curves: dependence on nuclear inputs ApJ 906 94
2021 G. W. Misch, S. K. Ghorui, P. Banerjee, Y. Sun, et al. Astromers: nuclear isomers in astrophysics ApJS 252 2
2020 X. Wang, N. Vassh, T. M. Sprouse, M. Mumpower, et al. MeV gamma rays from fission: a distinct signature of actinide production in neutron star mergers ApJL 903 1
2020 J. Miller, T. M. Sprouse, C. L. Fryer, B. R. Ryan, et al. Full transport general relativistic radiation magnetohydrodynamics for nucleosynthesis in collapsars ApJ 902 1
2020 S. Nikas, G. Perdikakis, M. Beard, R. Surman, et al. Propagation of Hauser-Feshbach uncertainty estimates to r-process nucleosynthesis: benchmark of statistical property models for neutron rich nuclei far from stability submitted
2020 W. P. Even, O. Korobkin, C. J. Fontes, C. L. Fryer, et al. Composition effects on kilonova spectra and light curves: I ApJ 899 1
2020 N. Vassh, M. Mumpower, G. C. McLaughlin, T. M. Sprouse, et al. Co-production of light and heavy $r$-process elements via fission deposition ApJ 896 1
2020 T. M. Sprouse, R. Navarro Perez, R. Surman, M. Mumpower, et al. Propagation of statistical uncertainties of Skyrme mass models to simulations of $r$-process nucleosynthesis PRC 101 055803
2020 M. Mumpower, P. Jaffke, M. Verriere, J. Randrup Primary fission fragment mass yields across the chart of nuclides PRC 101 054607
2020 X. Wang, B. D. Fields, M. Mumpower, T. M. Sprouse, et al. Sandblasting the $r$-process: spallation of ejecta from neutron star mergers ApJ 893 2
2020 J. Wu, S. Nishimura, P. Möller, M. Mumpower, et al. $\beta$-decay half-lives of 55 neutron-rich isotopes beyond the $N=82$ shell gap PRC rapid communication
2020 M. Vilen, J. M. Kelly, A. Kankainen, M. Brodeur, et al. Exploring the mass surface near the rare-earth abundance peak via precision mass measurements at JYFLTRAP PRC 101, 034312
2020 T. L. Tang, B. P. Kay, C. R. Hoffmann, J. P. Schiffer, et al. First exploration of neutron shell structure below lead and beyond $N=126$ PRL 124, 062502
2020 O. Korobkin, A. Hungerford, C. L. Fryer, M. Mumpower, et al. Gamma-rays from kilonova: a potential probe of r-process nucleosynthesis ApJ 889 2
2019 S. Lyons, A. Spyrou, S. Liddick, F. Naqvi, et al. 69,71 Co $\beta$-decay feeding intensities from total absorption spectroscopy PRC 100 025806
2019 A. Gade, B. Sherrill, D. Ahn, S. Ahn, et al. FRIB 400: the scientific case for the 400 MeV/u energy upgrade of FRIB FRIB whitepaper
2019 E. Holmbeck, A. Frebel, G. C. McLaughlin, M. Mumpower, et al. Actinide-rich and actinide-poor r-process enhanced metal-poor stars do not require separate r-process progenitors ApJ 881 1
2019 R. T. Wollaeger, C. L. Fryer, C. J. Fontes, J. Lippuner, et al. Impact of pulsar and fallback sources on multifrequency kilonova models ApJ 880 1
2019 J. Miller, B. R. Ryan, J. C. Dolence, A. Burrows, et al. Full transport model of GW170817-like disk produces blue kilonova PRD 100, 023008
2019 C. Horowitz, A. Arcones, B. Côtè, I. Dillmann, et al. r-process nucleosynthesis: connecting rare-isotope beam facilities with the cosmos J. Phys. G 46 8 083001
2019 N. Vassh, R. Vogt, R. Surman, J. Randrup, et al. Using excitation-energy dependent fission yields to identify key fissioning nuclei in r-process nucleosynthesis J. Phys. G 46 065202
2019 S. Jones, H. Moller, C. L. Fryer, C. J. Fontes, et al. $^{60}$Fe in core-collapse supernovae and prospects for X-ray and $\gamma$-ray detection in supernova remnants MNRAS stz536 2019
2019 C. L. Fryer Catching element formation in the act Whitepaper
2019 P. Möller, M. Mumpower, T. Kawano, W. D. Myers Nuclear properties for astrophysical and radioactive-ion-beam applications (II) ADNDT 125
2018 E. Holmbeck, R. Surman, T. M. Sprouse, M. Mumpower, et al. Actinide production in neutron-rich ejecta of a neutron star merger ApJ 870 1
2018 M. Mumpower, T. Kawano, T. M. Sprouse, N. Vassh, et al. $\beta$-delayed fission in $r$-process nucleosynthesis ApJ 869 1
2018 A. Aprahamian, R. Surman, A. Frebel, G. C. McLaughlin, et al. FRIB and the GW170817 kilonova Whitepaper
2018 Y. Zhu, R. T. Wollaeger, N. Vassh, R. Surman, et al. Californium-254 and kilonova light curves ApJL 863 2
2018 M. Vilen, J. M. Kelly, A. Kankainen, M. Brodeur, et al. Improving $r$-process calculations for the rare-earth abundance peak via mass measurements at JYFLTRAP PRL 120, 262701
2018 R. Orford, N. Vassh, J. Clark, G. C. McLaughlin, et al. Precision mass measurements of neutron-rich neodymium and samarium isotopes and their role in understanding rare-earth peak formation PRL 120, 262702
2018 B. Côtè, C. L. Fryer, K. Belczynski, O. Korobkin, et al. The origin of r-process elements in the Milky Way ApJ 855 2
2017 M. Mumpower, T. Kawano, J. L. Ullmann, M. Krticka, et al. Estimation of M1 scissors mode strength for deformed nuclei in the medium to heavy mass region by statistical Hauser-Feshbach model calculations PRC 96 024612
2017 A. Spyrou, A. C. Larsen, S. Liddick, F. Naqvi, et al. Neutron-capture rates for explosive nucleosynthesis: the case of $^{68}$Ni$(n,\gamma)^{69}$Ni J. Phys. G 44 4 044002
2017 M. Mumpower, G. C. McLaughlin, R. Surman, A. W. Steiner Reverse engineering nuclear properties from rare earth abundances in the $r$ process J. Phys. G 44 3 034003
2016 M. Mumpower, G. C. McLaughlin, R. Surman, A. W. Steiner The link between rare earth peak formation and the astrophysical site of the $r$ process ApJ 833, 282
2016 M. Mumpower, T. Kawano, P. Möller Neutron-gamma competition for $\beta$-delayed neutron emission PRC 94 064317
2016 T. Shafer, J. Engel, C. Fröhlich, G. C. McLaughlin, et al. $\beta$ decay of deformed $r$-process nuclei near $A=80$ and $A=160$, including odd-A and odd-odd nuclei, with the Skyrme finite-amplitude method PRC 94 055802
2016 A. Spyrou, S. Liddick, F. Naqvi, B. P. Crider, et al. Strong neutron-$\gamma$ competition above the neutron threshold in the decay of $^{70}$Co PRL 117, 142701
2016 S. Liddick, A. Spyrou, B. P. Crider, F. Naqvi, et al. Experimental neutron capture rate constraint far from stability PRL 116, 242502
2016 M. Mumpower, R. Surman, G. C. McLaughlin, A. Aprahamian The impact of individual nuclear properties on $r$-process nucleosynthesis PPNP 86 86-126
2015 M. Mumpower, R. Surman, D. L. Fang, M. Beard, et al. The impact of individual nuclear masses on $r$-process abundances Phys. Rev. C 92 035807
2015 P. Möller, A. Sierk, T. Ichikawa, A. Iwamoto, et al. Fission barriers at the end of the chart of nuclides Phys. Rev C 91 024310
2015 M. Mumpower, R. Surman, D. L. Fang, M. Beard, et al. The impact of uncertain nuclear masses near closed shells on the $r$-process abundance pattern J. Phys. G 42 034027
2014 M. Mumpower, J. Cass, G. Passucci, R. Surman, et al. Sensitivity studies for a main $r$ process: $\beta$-decay rates AIP Advances 4, 041009
2014 R. Surman, M. Mumpower, R. Sinclair, K. Jones, et al. Sensitivity studies for a weak $r$ process: neutron capture rates AIP Advances 4, 041008
2014 A. Aprahamian, I. Bentley, M. Mumpower, R. Surman Sensitivity studies for a main $r$ process: nuclear masses AIP Advances 4, 041101
2012 M. Mumpower, G. C. McLaughlin, R. Surman The influence of neutron capture rates in the rare earth region of the $r$-process abundance pattern PRC 86 035803
2012 M. Mumpower, G. C. McLaughlin, R. Surman The rare earth peak: an overlooked $r$-process diagnostic ApJ 752, 117
2012 M. Mumpower, G. C. McLaughlin, R. Surman Formation of the rare earth peak: gaining insight into late-time $r$-process dynamics PRC 85 045801


Conference Proceedings

Year Authors Title (Click for more details) Journal (PDF)
2023 C. L. Fryer, C. J. Fontes, O. Korobkin, M. Mumpower, et al. Uncertainties in kilonova modeling The Sixteenth Marcel Grossmann Meeting 1391-1404 (2023)
2022 M. Mumpower, T. M. Sprouse, T. Kawano, M. W. Herman, et al. Nuclear data activities for medium mass and heavy nuclei at Los Alamos EPJ WoC
2020 N. Vassh, M. Mumpower, T. M. Sprouse, R. Surman, et al. Probing the fission properties of neutron-rich actinides with the astrophysical $r$ process FPY2019
2020 X. Wang, B. D. Fields, M. Mumpower, T. M. Sprouse, et al. Spallation of r-Process Nuclei Ejected from a Neutron Star Merger NPA-IX proceedings
2020 E. Holmbeck, R. Surman, A. Frebel, G. C. McLaughlin, et al. Characterizing $r$-process sites through actinide production NPA IX
2019 B. Côtè, P. Denissenkov, F. Herwig, C. L. Fryer, et al. The impact of nuclear physics uncertainties on galactic chemical evolution predictions NPA IX
2019 Y. Zhu, T. M. Sprouse, M. Mumpower, N. Vassh, et al. The nuclear physics uncertainty of kilonova heating rates and the role of fission NIC XV ch 92
2019 M. Mumpower, N. Vassh, T. M. Sprouse, P. Jaffke, et al. Fission properties relevant for GW170817 NIC XV ch 20
2018 R. Surman, M. Mumpower Masses and lifetimes for $r$-process nucleosynthesis: FRIB outlook CGS16
2017 A. C. Larsen, A. Spyrou, S. Liddick, M. Guttormsen, et al. Novel techniques for constraining neutron-capture rates relevant to heavy-element nucleosynthesis INPC2016
2017 T. Kawano, M. Mumpower, J. L. Ullmann Enhancement of neutron capture rates for deformed nuclei and impact on the $r$-process nucleosynthesis calculations JPS Conf. Proc. 14, 010612
2017 R. Surman, M. Mumpower, G. C. McLaughlin, A. Aprahamian Systematic and statistical uncertainties in simulated r-process abundances due to uncertain nuclear masses JPS Conf. Proc. 14, 010612
2017 M. Mumpower, G. C. McLaughlin, R. Surman, A. W. Steiner The rare earth peak and the astrophysical location of the $r$ process JPS Conf. Proc. 14, 020614
2015 R. Surman, M. Mumpower, A. Aprahamian Uncorrelated nuclear mass uncertainties and $r$-process abundance predictions Mazurian Lakes Conf. on Physics
2014 M. Mumpower, R. Surman, A. Aprahamian Variances in $r$-process predictions from uncertain nuclear rates FAIRNESS2014
2014 M. Mumpower, R. Surman, A. Aprahamian The impact of global nuclear mass model uncertainties on $r$-process abundance predictions CGS15
2014 S. Frauendorf, M. Beard, M. Mumpower, R. Schwengner, et al. Low-energy magnetic radiation CGS15
2014 M. Mumpower, R. Surman, A. Aprahamian Nuclear masses near $N=82$ that influence $r$-process abundances NIC2014
2014 R. Surman, M. Mumpower, A. Aprahamian The sensitivity of $r$-process nucleosynthesis to individual $\beta$-delayed neutron emission probabilities ARIS
2013 R. Surman, M. Mumpower, J. Cass, A. Aprahamian The sensitivity studies for $r$-process nucleosynthesis in three astrophysical scenarios INPC
2013 R. Surman, M. Mumpower, J. Cass, A. Aprahamian The sensitivity of $r$-process nucleosynthesis to the properties of neutron-rich nuclei ICFN5
2012 R. Surman, G. C. McLaughlin, M. Mumpower, W. Hix, et al. Neutron captures and the $r$-process nucleosynthesis CGS14
2012 M. Mumpower, R. Surman, G. C. McLaughlin The rare earth peak: a new $r$-process diagnostic NIC2012
2010 M. Mumpower, R. Surman, G. C. McLaughlin Neutron captures and the rare earth peak Proceedings of Science, NIC-XI 273
2010 R. Surman, G. C. McLaughlin, M. Mumpower, W. Hix, et al. Neutron capture in the $r$-process Proceedings of Science, NIC-XI 284


arXiv Papers

Year Authors Title (Click for more details) Journal (PDF)
2023 M. Mumpower, D. Neudecker, T. Kawano, M. W. Herman, et al. The Los Alamos evaluation of $^{239}$Pu neutron-induced reactions in the fast energy range LANL report
2014 M. Mumpower, D. L. Fang, R. Surman, M. Beard, et al. The impact of nuclear masses near $N=82$ on $r$-process abundances arXiv

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Matthew Mumpower
Los Alamos National Lab
MS B283
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(505) 667-5671