Jerry Draayer

2020

R. B. Baker, K. D. Launey, S. Bacca, N. Nevo Dinur, and T. Dytrych (2020): Benchmark calculations of electromagnetic sum rules with a symmetry-adapted basis and hyperspherical harmonics, Physical Review C, American Physical Society, Vol 102, Num 1, pp014320

2019

G. Sargsyan, K. D. Launey, T. Dytrych, et al. (2019): Emergent collectivity in Mg isotopes from first principles, (in preparation)
Daniel Langr, Tomáš Dytrych, Jerry P. Draayer, Kristina D. Launey, and Pavel Tvrdík (2019): Efficient algorithm for representations of U(3) in U(N), Computer Physics Communications, Elsevier B. V., Vol 244, pp442-447
Daniel Langr, Tomáš Dytrych, Kristina D. Launey, and Jerry P. Draayer (2019): Accelerating Many-Nucleon Basis Generation for High Performance Computing Enabled Ab Initio Nuclear Structure Studies, International Journal of High Performance Computing Applications, SAGE Publications, Vol 33, Num 3, pp522-533
František Knapp, Tomas Dytrych, Daniel Langr, and Tomáš Oberhuber (2019): Importance Basis Truncation in the Symmetry-adapted No-core Shell Model, Acta Physica Polonica B, Jagiellonian University (Cracow, Poland), Vol 50, Num 3, pp541
Ruotsalainen, P. and Henderson, J. and Hackman, G. and Sargsyan, G. H. and Launey, K. D. and Saxena, A. and Srivastava, P. C. and Stroberg, S. R. and Grahn, T. and Pakarinen, J. and Ball, G. C. and Julin, R. and Greenlees, P. T. and Smallcombe, J. and Andreoiu, C. and Bernier, N. and Bowry, M. and Buckner, M. and Caballero-Folch, R. and Chester, A. and Cruz, S. and Evitts, L. J. and Frederick, R. and Garnsworthy, A. B. and Holl, M. and Kurkjian, A. and Kisliuk, D. and Leach, K. G. and McGee, E. and Measures, J. and Mücher, D. and Park, J. and Sarazin, F. and Smith, J. K. and Southall, D. and Starosta, K. and Svensson, C. E. and Whitmore, K. and Williams, M. and Wu, C. Y. (2019): Isospin symmetry in B (E2) values: Coulomb excitation study of 21 Mg, Physical Review C, American Physical Society, Vol 99, Num 5, pp051301
M. Burrows, Ch. Elster, S. P. Weppner, K. D. Launey, P. Maris, A. Nogga, and Popa, G. (2019): Ab initio folding potentials for nucleon-nucleus scattering based on no-core shell-model one-body densities, Physical Review C, American Physical Society, Vol 99, Num 4, pp044603
Feng Pan, Dan Zhou, Siyu Yang, Grigor Sargsyan, Yingwen He, Kristina D. Launey, and Jerry P. Draayer (2019): A close look at the competition of isovector and isoscalar pairing in A=18 and 20 even-even N approximate to Z nuclei, Chinese Physics C, Chinese Physical Society and the Institute of High Energy Physics of the Chinese Academy of Sciences and the Institute of Modern Physics of the Chinese Academy of Sciences and IOP Publishing Ltd, Vol 43, Num 7, pp074106
Daniel Langr and Martin Kočička (2019): Reducing the Impact of Intensive Dynamic Memory Allocations in Parallel Multi-Threaded Programs, IEEE Transactions on Parallel and Distributed Systems, Institute of Electrical & Electronics Engineers, Vol 31, Num 5, pp1152-1164
Robert B. Baker, Jerry P. Draayer, Grigor H. Sargsyan, Alison C. Dreyfuss, Tomáš Dytrych, David Kekejian, Kristina D. Launey, and Alexis Mercenne (2019): A 21st Century View of Nuclear Structure, EDP Sciences, EPJ Web of Conferences (IV International Conference on Nuclear Structure and Dynamics, NSD 2019), Vol 223, pp01004, Venice, Italy
J. Williams, G. C. Ball, A. Chester, T. Domingo, A. B. Garnsworthy, G. Hackman, J. Henderson, R. Henderson, R. Krücken, Anil Kumar, K. D. Launey, J. Measures, O. Paetkau, J. Park, G. H. Sargsyan, J. Smallcombe, P. C. Srivastava, K. Starosta, C. E. Svensson, K. Whitmore, and M. Williams (2019): Structure of Mg-28 and influence of the neutron pf shell, Physical Review C, American Physical Society, Vol 100, Num 1, pp014322

2018

Jerry P. Draayer, Kristina D. Launey, Tomáš Dytrych, Alison C. Dreyfuss, Grigor H. Sargsyan, and Robert B. Baker (2018): Untangling Simple Patterns in Intricate Atomic Nuclei, World Scientific, Walter Greiner Memorial Volume, pp97-121
Feng Pan, Xiaoxue Ding, Kristina D. Launey, and J. P. Draayer (2018): A simple procedure for construction of the orthonormal basis vectors of irreducible representations of 0(5) in the 0(T)(3) 0(N)(2) basis, Nuclear Physics A, Elsevier BV, Vol 974, pp86-105
Feng Pan, Xiaoxue Ding, Kristina D. Launey, Lianrong Dai, and Jerry P. Draayer (2018): Exact Solution of Mean-Field Plus an Extended T = 1 Nuclear Pairing Hamiltonian in the Seniority-Zero Symmetric Subspace, Physics Letters B, Elsevier BV, Vol 780, pp1-6
J. Henderson, G. Hackman, P. Ruotsalainen, S. R. Stroberg, K. D. Launey, J. D. Holt, F. A. Ali, N. Bernier, M. A. Bentley, M. Bowry, R. Caballero-Folch, L. J. Evitts, R. Frederick, A. B. Garnsworthy, P. E. Garrett, B. Jigmeddorj, A. I. Kilic, J. Lassen, J. Measures, D. Muecher, B. Olaizola, E. O'Sullivan, O. Paetkau, J. Park, J. Smallcombe, C. E. Svensson, R. Wadsworth, and C. Y. Wu (2018): Testing microscopically derived descriptions of nuclear collectivity: Coulomb excitation of 22Mg, Physics Letters B, Elsevier B. V., Vol 782, pp468-473
M. Burrows, Ch. Elster, G. Popa, K. D. Launey, A. Nogga, and P. Maris (2018): Ab Initio Translationally Invariant Nonlocal One-Body Densities from No-Core Shell-Model Theory, Physical Review C, American Physical Society, Vol 97, Num 2, pp024325
K. D. Launey, A. Mercenne, G. H. Sargsyan, H. Shows, R. B. Baker, M. E. Miora, T. Dytrych, and J. P. Draayer (2018): Emergent Clustering Phenomena in the Framework of the Ab Initio Symmetry-Adapted No-Core Shell Model , AIP Publishing, AIP Conference Proceedings (Proceedings of the 4th International Workshop on "State of the Art in Nuclear Cluster Physics", SOTANCP4), Vol 2038, Num 1, pp020004, Galveston, Texas, U.S.A.
R. B. Baker, K. D. Launey, N. Nevo Dinur, S. Bacca, J. P. Draayer, and T. Dytrych (2018): Electromagnetic Excitations and Responses in Nuclei from First Principles , AIP Publishing, AIP Conference Proceedings (Proceedings of the 4th International Workshop on "State of the Art in Nuclear Cluster Physics'', SOTANCP4), Vol 2038, Num 1, pp020006, Galveston, Texas, U.S.A.
A. C. Dreyfuss, K. D. Launey, J. E. Escher, R. B. Baker, J. P. Draayer, and T. Dytrych (2018): Clustering and alpha-capture reaction rates from first-principle structure calculations for nucleosynthesis, AIP Publishing, AIP Conference Proceedings (Proceedings of the 4th International Workshop on "State of the Art in Nuclear Cluster Physics", SOTANCP4), Vol 2038, Num 1, pp020013, Galveston, Texas, U.S.A.

2017

Jerry P. Draayer, Tomas Dytrych, and Kristina D. Launey (2017): Symmetry-adapted No-core Shell Model - the Ab Initio Picture of Nuclear Collectivity, World Scientific, Emergent Phenomena in Atomic Nuclei from Large-Scale Modeling, pp229-263
A. C. Dreyfuss, K. D. Launey, T. Dytrych, J. P. Draayer, R. B. Baker, C. M. Deibel, and C. Bahri (2017): Understanding Emergent Collectivity and Clustering in Nuclei from a Symmetry-Based No-Core Shell-Model Perspective, Physical Review C, American Physical Society, Vol 95, Num 4, pp044312
A. C. Dreyfuss, J. P. Draayer, K. D. Launey, T. Dytrych, and R. B. Baker (2017): Simple Patterns in Nuclei, World Scientific, Fission and Properties of Neutron-Rich Nuclei: Proceedings of the 6th International Conference on Fission and Properties of Neutron-Rich Nuclei (ICFN6), pp321-330, Sanibel Island, Florida, U.S.A.
K.D. Launey, A.C. Dreyfuss, G.H. Sargsyan, R.B. Baker, M. Miora, J.P. Draayer, and T. Dytrych (2017): Ab initio Picture of Nuclei: Shapes, Rotations, and Vibrations from Chiral Potentials, Heron Press Ltd., Bulgarian Journal of Physics: Shapes and Dynamics of Atomic Nuclei: Contemporary Aspects (SDANCA-17), Vol 44, Num 4, pp345-356, Sofia, Bulgaria
J. P. Draayer, K. D. Launey, T. Dytrych, A. C. Dreyfuss, R. B. Baker, and M. E. Miora. (2017): No-core Symplectic Model: Exploiting Hidden Symmetry in Atomic Nuclei, IOP Publishing Ltd, Journal of Physics: Conference Series (11th International Conference on Clustering Aspects of Nuclear Structure and Dynamics), Vol 863, Num 1, pp012008, Naples, Italy

2016

T. Dytrych, P. Maris, K. D. Launey, J. P. Draayer, J. P. Vary, D. Langr, E. Saule, M. A. Caprio, U. Catalyurek, and M. Sosonkina (2016): Efficacy of the SU(3) Scheme for Ab Initio Large-Scale Calculations Beyond the Lightest Nuclei, Computer Physics Communications, Elsevier BV, Vol 207, pp202-210
Yin Wang, Feng Pan, Kristina D. Launey, Yan-An Luo, and J. P. Draayer (2016): Angular Momentum Projection for a Nilsson Mean-Field Plus Pairing Model, Nuclear Physics A, Elsevier BV, Vol 950, pp1-28
Feng Pan, Shuli Yuan, Kristina D. Launey, and Jerry P. Draayer (2016): A new procedure for constructing basis vectors of SU(3) superset of SO(3), Nuclear Physics A, Elsevier BV, Vol 952, pp70-99
Daniel Langr, Pavel Tvrdik, and Ivan Simecek (2016): AQsort: Scalable Multi-Array In-Place Sorting with OpenMP, Scalable Computing: Practice and Experience (Special Issue on New Approaches for Infrastructure Services), West University of Timisoara, Romania, Vol 17, Num 4, pp369-391
Kristina D. Launey, Tomas Dytrych, and Jerry P. Draayer (2016): Symmetry-Guided Large-Scale Shell-Model Theory, Progress in Particle and Nuclear Physics, Elsevier BV, Vol 89, pp101-136

2015

J. P. Draayer, T. Dytrych, K. D. Launey, A. C. Dreyfuss, and D. Langr (2015): HPC-Enabled Nuclear Structure Studies - Description and Applications of the Symmetry-Adapted No-Core Shell Model, IOP Publishing, Journal of Physics: Conference Series (11th International Spring Seminar on Nuclear Physics 2014: Shell Model and Nuclear Structure, achievements of the past two decades), Vol 580, pp012044, Ischia, Italy
K. D. Launey, A. C. Dreyfuss, R. B. Baker, J. P. Draayer, and T. Dytrych (2015): Emergent Symmetries in Atomic Nuclei from First Principles, IOP Publishing, Journal of Physics: Conference Series (XXXth International Colloquium on Group Theoretical Methods in Physics, Group30), Vol 597, pp012054, Ghent, Belgium
K. D. Launey, J. P. Draayer, T. Dytrych, G.-H. Sun, and S.-H. Dong (2015): Approximate Symmetries in Atomic Nuclei from a Large-Scale Shell-Model Perspective, International Journal of Modern Physics E, World Scientific Pub Co Pte Lt, Vol 24, Num 05, pp1530005
T. Dytrych, K. D. Launey, J. P. Draayer, P. Maris, J. P. Vary, D. Langr, and T. Oberhuber (2015): Emergence of Simple Patterns in Complex Atomic Nuclei from First Principles, IOP Publishing, Journal of Physics: Conference Series (XXXVIII Symposium on Nuclear Physics, Cocoyoc 2015), Vol 639, pp012008, Cocoyoc, Mexico
T. Dytrych, A. C. Hayes, K. D. Launey, J. P. Draayer, P. Maris, J. P. Vary, D. Langr, and T. Oberhuber (2015): Electron-Scattering Form Factors for Li-6 in the Ab Initio Symmetry-Guided Framework, Physical Review C, American Physical Society, Vol 91, Num 2, pp024326
J. P. Draayer, T. Dytrych, K. D. Launey, A. C. Dreyfuss, and D. Langr (2015): Dominant Modes in Light Nuclei - Ab Initio View of Emergent Symmetries, IOP Publishing, Journal of Physics: Conference Series (XXXVII Symposium on Nuclear Physics, 2014), Vol 578, pp012010, Cocoyoc, Mexico

2014

Daniel Langr, Pavel Tvrdík, Tomáš Dytrych, and Jerry P. Draayer (2014): Algorithm 947, ACM Transactions on Mathematical Software, Association for Computing Machinery, Vol 41, Num 1, pp1-26
K. D. Launey, A. C. Dreyfuss, J. P. Draayer, T. Dytrych, and R. Baker (2014): Emergence of Cluster Structures and Collectivity Within a No-Core Shell-Model Framework, IOP Publishing, Journal of Physics: Conference Series (3rd International Workshop on "State of the Art in Nuclear Cluster Physics", SOTANCP3), Vol 569, pp012061, Yokohama, Japan
G. K. Tobin, M. C. Ferriss, K. D. Launey, T. Dytrych, J. P. Draayer, A. C. Dreyfuss, and C. Bahri (2014): Symplectic No-Core Shell-Model Approach to Intermediate-Mass Nuclei, Physical Review C, American Physical Society, Vol 89, Num 3, pp034312
K.D. Launey, S. Sarbadhicary, T. Dytrych, and J.P. Draayer (2014): Program in C for Studying Characteristic Properties of Two-Body Interactions in the Framework of Spectral Distribution Theory, Computer Physics Communications, Elsevier BV, Vol 185, Num 1, pp254-267
T. Dytrych, K. D. Launey, and J. P. Draayer (2014): Symmetry-Adapted No-Core Shell Model, McGraw-Hill Education, McGraw-Hill Yearbook of Science & Technology

2013

Alison C. Dreyfuss, Kristina D. Launey, Tomáš Dytrych, Jerry P. Draayer, and Chairul Bahri (2013): Hoyle State and Rotational Features in Carbon-12 Within a No-Core Shell-Model Framework, Physics Letters B, Elsevier BV, Vol 727, Num 4-5, pp511-515
Jerry P. Draayer, Tomáš Dytrych, Kristina D. Launey, Alison C. Dreyfuss, Mia C. Ferriss, Gregory K. Tobin, Feng Pan, and Xin Guan (2013): Unraveling Mysteries of the Strong Interaction - 'Top Down' Versus 'Bottom Up' Considerations, Pacific Nat. U., Proceedings, International Conference on Nuclear Theory in the Supercomputing Era (NTSE-2013), pp47, Ames, Iowa, U.S.A.
K. D. Launey, A. C. Dreyfuss, T. Dytrych, J. P. Draayer, D. Langr, P. Maris, J. P. Vary, and C. Bahri (2013): Symmetry-Adapted Ab Initio No-Core Shell Model Calculations for 12 C, IOP Publishing, Journal of Physics: Conference Series (10th International Conference on Clustering Aspects of Nuclear Structure and Dynamics, CLUSTER '12), Vol 436, pp012023, Debrecen, Hungary
K. D. Launey, T. Dytrych, J. P. Draayer, G. K. Tobin, M. C. Ferriss, D. Langr, A. C. Dreyfuss, P. Maris, J. P. Vary, and C. Bahri (2013): Symmetry-Adapted No-Core Shell Model for Light Nuclei, World Scientific Pub Co Pte Lt, Fission and Properties of Neutron-Rich Nuclei: Proceedings of 5th International Conference on Fission and Properties of Neutron-Rich Nuclei (ICFN5), pp29-38, Sanibel Island, Florida, U.S.A.
T. Dytrych, J. P. Draayer, K. D. Launey, P. Maris, J. P. Vary, and D. Langr (2013): Utilizing Symmetry Coupling Schemes in Ab Initio Nuclear Structure Calculations, Pacific Nat. U., Proceedings, International Conference on Nuclear Theory in the Supercomputing Era (NTSE-2013), pp62, Ames, Iowa, U.S.A.
T. Dytrych, K. D. Launey, J. P. Draayer, P. Maris, J. P. Vary, E. Saule, U. Catalyurek, M. Sosonkina, D. Langr, and M. A. Caprio (2013): Collective Modes in Light Nuclei from First Principles, Physical Review Letters, American Physical Society, Vol 111, Num 25, pp252501

2019

Jerry Draayer, K. D. Launey, T. Dytrych, R. Baker, G. Sargsyan, A. Mercenne, D. Langr, M. Kocourek (2019): Advancing First-Principle Symmetry-Guided Nuclear Modeling for Studies of Nucleosynthesis and Fundamental Symmetries in Nature, 2019 Blue Waters Annual Report, pp26-27

2018

J. P. Draayer, W. M. Tang, K. D. Launey, T. Dytrych, B. Wang, D. Langr, M. Kocourek, T. Oberhuber, R. Baker, G. Sargsyan, A. Mercenne (2018): Collaborative Research: Advancing First-Principle Symmetry-Guided Nuclear Modeling for Studies of Nucleosynthesis and Fundamental Symmetries in Nature, 2018 Blue Waters Annual Report, pp136-137

2017

2016

2015

Alexis Mercenne: Ab initio reactions for X-ray burst nucleosynthesis


2020 Fall Meeting of the American Physical Society Division of Nuclear Physics (virtual meeting), Oct 31, 2020

Robert Baker: Spin structure of light nuclei related to nucleon-nucleus elastic scattering


2020 Fall Meeting of the American Physical Society Division of Nuclear Physics (virtual meeting), Oct 30, 2020

Matthew Burrows: Ab initio Effective Potentials for Nucleon-Nucleus Elastic Scattering on Light Nuclei


2020 Fall Meeting of the American Physical Society Division of Nuclear Physics (virtual meeting), Oct 30, 2020

Charlotte Elster: Structure, Reactions, and Effective Interactions


2020 Fall Meeting of the American Physical Society Division of Nuclear Physics (virtual meeting), Oct 29, 2020

Nick Heller, G. Sargsyan, and K. Launey: New Insights into Backbending from the Symmetry-adapted Shell Model


2019 Fall Meeting of the American Physical Society Division of Nuclear Physics; Crystal City, Virginia, U.S.A., Oct 15, 2019

David Kekejian, K. D. Launey, and J. P. Draayer: Vorticity and deformation in Carbon-12 within a symplectic shell-model framework


5th Joint Meeting of the American Physical Society Division of Nuclear Physics and the Physical Society of Japan; Waikoloa, Hawai'i, U.S.A., Oct 27, 2018

Grigor H. Sargsyan, K. D. Launey, T. Dytrych, and J. P. Draayer: Electroweak transitions in intermediate mass nuclei


5th Joint Meeting of the American Physical Society Division of Nuclear Physics and the Physical Society of Japan; Waikoloa, Hawai'i, U.S.A., Oct 27, 2018

Alison Dreyfuss, K. D. Launey, J. E. Escher, R. Baker, J. P. Draayer, and T. Dytrych: Nuclear reaction rates and x-ray burst abundances from the ab initio symmetry-adapted


5th Joint Meeting of the American Physical Society Division of Nuclear Physics and the Physical Society of Japan; Waikoloa, Hawai'i, U.S.A., Oct 25, 2018

Robert B. Baker, K. D. Launey, N. N. Dinur, S. Bacca, J. P. Draayer, and T. Dytrych: Electromagnetic sum rules and response functions from an ab initio symmetry-adapted framework


5th Joint Meeting of the American Physical Society Division of Nuclear Physics and the Physical Society of Japan; Waikoloa, Hawai'i, U.S.A., Oct 24, 2018

Tomas Dytrych: Innovative Ab Initio Symmetry


Blue Waters Symposium 2017, May 16, 2017

Understanding, collaborating and educating


Jul 1, 2016

The collaborative efforts of Professors Jerry P Draayer, Kristina D Launey and Tomas Dytrych have been focused on providing unprecedented information concerning nuclear structure. Here, they discuss their work along with the opportunities it provides for answering problems posed in astrophysics, neutrino physics and energy-related applied physics.


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Great Lakes Consortium awards Blue Waters resources to 9 research teams


Mar 13, 2015

Nine research teams from a wide range of disciplines have been awarded computational and data resources on the Blue Waters supercomputer at the National Center for Supercomputing Applications (NCSA) at the University of Illinois at Urbana-Champaign. Blue Waters is one of the world’s most powerful supercomputers, capable of performing quadrillions of calculations every second and working with quadrillions of bytes of data. Its massive scale and balanced architecture enable scientists and engineers to tackle research challenges that could not be addressed with other computing systems.


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U of I, Great Lakes Consortium award Blue Waters resources to 18 research teams


Apr 10, 2014

Eighteen research teams from a wide range of disciplines have been awarded computational and data resources on the sustained-petascale Blue Waters supercomputer at the National Center for Supercomputing Applications (NCSA) at the University of Illinois at Urbana-Champaign. Blue Waters is one of the world’s most powerful supercomputers, capable of performing quadrillions of calculations every second and working with quadrillions of bytes of data. Its massive scale and balanced architecture enable scientists and engineers to tackle research challenges that could not be addressed with other computing systems.


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