Aurel Bulgac


This Century

A. Bulgac, M. Kafker, I. Abdurrahman, and I. Stetcu, Non-Markovian character and irreversibility of real-time quantum many-body dynamics, arXiv:2312.14962

A. Bulgac, Examining the justification for the introduction of a fermion localization function, Phys. Rev. C 108, L051303, (2023),  arXiv:2308:05255

G. Scamps, I. Abdurrahman, M. Kafker, A. Bulgac, I. Stetcu, Spatial orientation of the fission fragment intrinsic spins and their correlations, Phys. Rev. C, L061602 (2023),  arXiv:2307.14455

I. Abdurrahman, M. Kafker, A. Bulgac, I. Stetcu, Neck Rupture and Scission Neutrons in Nuclear Fission, arXiv:2307.13132

A. Bulgac, New developments in fission studies within the time-dependent density functional theory framework, EPJ Web of Conferences, 284, 04001 (2023),  arXiv:2211.00197

A. Bulgac, Entanglement entropy, single-particle occupation probabilities, and short-range correlations, Phys. Rev. C 107, L061602 (2023), arXiv:2203.12079

A. Bulgac, Matthew Kafker,  and Ibrahim Abdurrahman, Measures of complexity and entanglement in fermionic many-body systems, Phys. Rev. C 107, 044318 (2023),  arXiv:2203.04843

I. Stetcu, A. Bulgac, S. Jin, K.J. Roche, and N. Schunck, Fission in a microscopic framework: from basic science to support for applications, EPJ Web of Conferences, 256, 000016 (2021),  arXiv:1910.13581

N. Carjan, I. Stetcu, M. Rizea, and A. Bulgac, Multiplicity of scission neutrons from density functional scission dynamics,  EPJ Web of Conferences, 256, 00004 (2021)

A. Bulgac, Pure quantum extension of the semiclassical Boltzmann-Uehling-Uhlenbeck equation, Phys. Rev. C, 105, L021601 (2022), arXiv:2109.07021

A. Bulgac, I. Abdurrahman, and G. Wlazłowski, Sensitivity to the initial conditions of the Time-Dependent Density Functional Theory, Phys. Rev. C, 105, 044601 (2022),  arXiv:2108.10858

A. Bulgac, Restoring Broken Symmetries for Nuclei and Reaction Fragments, Phys. Rev. C 104, 054601 (2021),  arXiv:2108.09846

A. Bulgac, The angular correlation between the fission fragment intrinsic spins, Phys. Rev. C 106, 014624 (2022),  arXiv:2108.07268

I. Stetcu, A.E. Lowell, P. Talou, T. Kawano, S. Marin, S.A. Pozzi, and A. Bulgac, Angular momentum removal by neutron and γ-ray emissions during fission fragment decays, Phys. Rev. Lett. 127, 222502 (2021),  arXiv:2108.04347

A. Bulgac, I. Abdurrahman, K. Godbey, and I. Stetcu, Fragment Intrinsic Spins and Fragments' Relative Orbital Angular Momentum in Nuclear Fission, Phys. Rev. Lett. 128, 022501 (2022),  arXiv:2108.03763

A. Bulgac, I. Abdurrahman, S. Jin, K. Godbey, N. Schunck, I. Stetcu, Fission fragments intrinsic spins and their correlations, Phys. Rev. Lett.  126, 142502 (2021),  arXiv:2012.13422

S. Jin, K.J. Roche, I. Stetcu, I. Abdurrahman, and A. Bulgac, The LISE package: solvers for static and time-dependent superfluid local density approximation equations in three dimensions,   Computer Physics Communications, 269, 108130 (2021), arXiv:2009.00745

A. Bulgac, Getting the drop on quantum droplets, Physics Today, 73, 6, 10 (2020)

A. Bulgac, Framework for Polarized Superfluid Fermion Systems,  arXiv:2005.06763

A. Richie-Halford, J.E. Drut, A. Bulgac, Emergence of a pseudogap in the BCS-BEC crossover, Phys. Rev. Lett. 125, 060403 (2020),  arXiv:2004.05014

A. Bulgac, Pre-equilibrium Neutron Emission in fission and fragmentation, Phys. Rev. C 102, 034612 (2020), arXiv:2002.07359

A. Bulgac, Fission-Fragment Excitation Energy Sharing Beyond Scission, Phys. Rev. C 102 044609 (2020), arXiv:2002.07244

A. Bulgac, S. Jin, and I. Stetcu, Nuclear Fission Dynamics: Past, Present, Needs, and Future, Frontiers in Physics, 8, 63 (2020),  arXiv:1912.00287

M.C. Barton, S. Jin, P. Magierski, K. Sekizawa, G. Wlazlowski, A. Bulgac, Pairing dynamics in low energy nuclear collisions, Acta Physica Polonica B 51, 605 (2020), arXiv:1911.03284

A. Bulgac, Reply to the Comment of S. Ayik and D. Lacroix, posted as arXiv:1909.13761v1,  on the recent article ``Fission Dynamics  of 240Pu from Saddle-to-Scission and Beyond'' by Bulgac et al, published as Phys. Rev. C 100, 034615 (2019), arXiv:1910.07644

A. Bulgac, Projection of Good Quantum Numbers for Reaction Fragments, Phys. Rev. C 100, 034612 (2019), arXiv:1907.03056

A. Bulgac, Time-Dependent Density Functional Theory for Fermionic Superfluids: from Cold Atomic gases, to Nuclei and Neutron Star Crust, Physica Status Solidi B 256, 1800592 (2019), arXiv:1904.10590

A. Bulgac and M.M. Forbes, Time-Dependent Density Functional Theory, pages 4-1 to 4-34, chapter 4 in Energy Density Functional Methods for Atomic Nuclei, editor N. Schunck, IOP (2019). Formats:  pdf, ebook, kindle.

I. Stetcu, A. Bulgac, S. Jin, K. J. Roche, and N. Schunck, Real time description of fission, pages 197-202, Proc. of the 15th Intern. Conf. on Nuclear Reactions Mechanisms, (CERN, Geneva, 2019), editors F. Cerutti, A. Ferarri, T. Kawano, F. Salvat-Pujol, and P. Talou,   arXiv:1810.04024

A. Bulgac, S. Jin, K.J. Roche, N. Schunck, and I. Stetcu, Fission Dynamics of 240Pu from saddle to scission and beyond, Phys. Rev. C 100, 034615 (2019),  arXiv:1806.00694 

A. Bulgac, S. Jin, and I. Stetcu, Unitary evolution with fluctuations and dissipation, Phys. Rev. C 100, 014615 (2019), arXiv:1805.08908

J. Grineviciute, P. Magierski, A. Bulgac, S. Jin, I. Stetcu, Accuracy of the fission dynamics within the time dependent superfluid local density approximation, Acta Phys. Pol. B 49, 591 (2018), arXiv:1711.02169

A. Bulgac, M.M. Forbes, S. Jin, R. N. Perez, and N. Schunck, A Minimal Nuclear Energy Density Functional, Phys. Rev. C 97, 044313 (2018),  arXiv:1708.08771

A. Bulgac, S. Jin, P. Magierski, K.J. Roche, N. Schunck, and I. Stetcu, Nuclear Fission: from more phenomenology and adjusted parameters to more fundamental theory and increased predictive power, EPJ Web of Conferences, 163, 00007 (2017), arXiv:1705.00052

A. Bulgac, S. Jin, P. Magierski, K.J. Roche, and I. Stetcu, Microscopic theory of nuclear fission, PoS(INPC2016)225, arXiv:1704.00689

A. Bulgac, S. Jin, P. Magierski, K.J. Roche, and I. Stetcu, Induced fission of 240Pu, pages 564-572, in Fission and Properties of Neutron-Rich-Nuclei, eds. J. H. Hamilton, A.V. Ramayya, and P. Talou, World Scientific, Singapore (2017), arXiv:1702.08490

A. Bulgac and S. Jin, Dynamics of Fragmented Condensates and Macroscopic Entanglement, Phys. Rev. Lett. 119, 052501 (2017), arXiv:1701.06683

K. Sekizawa, G. Wlazłowski, P. Magierski, A. Bulgac, and M.M. Forbes, Microscopic calculations of vortex-nucleus interaction in the neutron star crust, in Proceedings of NIC2016 Symposium,  JPS Conf. Proc. 14, 010807 (2017), arXiv:1609.03865 

A. Bulgac, M.M. Forbes, and G. Wlazlowski, Towards quantum turbulence in cold atomic superfluids, J. Phys. B 50, 014001 (2016),   arXiv:1609.00363

S. Jin, A. Bulgac, K.J. Roche, and G. Wlazłowski, Coordinate-space solver for superfluid many-fermion systems with shifted conjugate orthogonal gradient method, Phys. Rev. C 95, 044302 (2017), arXiv:1608.03711

G. Wlazłowski, K. Sekizawa, P. Magierski, A. Bulgac, and M.M. Forbes, Vortex pinning and dynamics in the neutron star crust, Phys. Rev. Lett. 117, 232701 (2016), arXiv:1606.04847

A. Bulgac, P. Magierski, K.J. Roche, I. Stetcu, Induced Fission of 240Pu within a Real-Time Microscopic Framework, Phys. Rev. Lett. 116, 122504 (2016), arXiv:1511.00738, Editor's Choice and Featured in Physics, phys.org, OLCF

A. Bulgac, M.M. Forbes, and S. Jin, Nuclear energy density functionals: what do we really know?, arXiv:1506.09195

G. Wlazłowski, W. Quan, and A. Bulgac, Perfect-fluid behavior of a dilute Fermi gas near unitarity, Phys. Rev. A 92, 063628 (2015), arXiv:1504.02560

G. Wlazłowski, A. Bulgac, M.M. Forbes, and K.J. Roche, Life Cycle of Superfluid Vortices and Quantum Turbulence in the Unitary Fermi Gas, Phys. Rev. A 91, 031602(R) (2015), arXiv:1404.1038

G. Wlazłowski, J.W. Holt, S. Moroz, A. Bulgac, and K.J. Roche, Auxiliary-Field Quantum Monte Carlo Simulations of Neutron Matter in Chiral Effective Field Theory, Phys. Rev. Lett. 113, 182503 (2014), arXiv:1403.3753

I. Stetcu, C. Bertulani, A. Bulgac, P.Magierski, and K.J. Roche, Relativistic Coulomb excitation within Time Dependent Superfluid Local Density Approximation, Phys. Rev. Lett. 114, 012701 (2015), arXiv:1403.2671

Aurel Bulgac and Michael McNeil Forbes, Vortex Rings in a Trap, arXiv:1312.2563

Aurel Bulgac, Michael McNeil Forbes, Michelle M. Kelley, Kenneth J. Roche, and Gabriel Wlazłowski, Quantized Superfluid Vortex Rings in the Unitary Fermi Gas, Phys. Rev. Lett. 112, 025301 (2014), arXiv:1306.4266.  Michell Kelley wins Outstanding Poster Presentation  at Undergraduate Women in Physics conference. UW News: Solving a physics mystery: Those "solitons" are really vortex rings

Aurel Bulgac, Michael McNeil Forbes, Kenneth J. Roche, and Gabriel Wlazłowski, Quantum Friction: Cooling Quantum Systems with Unitary Time Evolution, arXiv:1305.6891

S. Bogner, A. Bulgac, J.A. Carlson, J. Engel, G. Fann, R.J. Furnstahl, S. Gandolfi, G. Hagen, M. Horoi, C.W. Johnson, M. Kortelainen, E. Lusk, P. Maris, H.A. Nam, P. Navratil. W. Nazarewicz, E.G. Ng, G.P.A. Nobre, E. Ormand, T, Papenbrock, J. Pei, S.C. Pieper, S. Quaglioni, K.J. Roche, J. Sarich, N. Schunck, M. Sosonkina, J. Terasaki, I.J. Thompson, J.P. Vary, and S.M. Wild, Computational Nuclear Quantum Many-Body Problem: The UNEDF Project, arXiv:1304.3713, Comp. Phys. Comm. 184, 2235 (2013)

G. Wlazłowski, P. Magierski, A. Bulgac, and K.J. Roche, The temperature evolution of the shear viscosity in a unitary Fermi gas, arXiv:1304.2283,  Phys. Rev. A 88, 013639 (2013)

A. Bulgac, M.M. Forbes, and R. Sharma, Strength of the Vortex-Pinning Interaction from Real-Time Dynamics, arXiv:1302.2172, Phys. Rev. Lett. 110, 241102 (2013)

A. Bulgac and M.M. Forbes, On the Use of the Discrete Variable Representation Basis in Nuclear Physics, arXiv:1301.7354, Phys. Rev. C 87,  051301(R)  (2013)

A. Bulgac, Time-Dependent Density Functional Theory and Real-Time Dynamics of Fermi Superfluids, arXiv:1301:0357, Ann. Rev. Nucl. Part. Sci. 63, 97-121 (2013)

G. Wlazłowski, P. Magierski, J.E. Drut, A. Bulgac, and K.J. Roche, Cooper pairing above the critical temperature in a unitary Fermi gas, Phys. Rev. Lett. 110, 090401 (2013), arXiv:1212.1503

H. Nam, M. Stoitsov, W. Nazarewicz, A. Bulgac, G. Hagen, M. Kortelainen, P. Maris, J.C. Pei, K.J. Roche, N. Schunck, I. Thompson, J.P. Vary, and S.M. Wild, UNDEF: Advanced Scientific Computing Transforms the Low-Energy Nuclear Many-Body Problem, arXiv.org.1205.0227, J. Phys.: Conf. Ser. 402, 012033 (2012)
A. Bulgac, Superfluid Local Density Approximation: A Density Functional Theory Approach to the Nuclear Pairing Problem, chapter in "Fifty Years of Nuclear BCS", eds. R.A. Broglia and V. Zelevinsky, p. 100 (Singapore, World Scientific, 2013), arXiv:1204.2207

I. Stetcu, A. Bulgac, P. Magierski, and K.J. Roche, Isovector Giant Dipole Resonance from 3D Time-Dependent Density Functional Theory for Superfluid Nuclei, Phys. Rev. C 84, 051309(R) (2011),  arXix1108:3064

A. Bulgac, Y.-L. Luo, and K.J. Roche, Quantum Shock Waves and Domain Walls in Real-Time Dynamics of a Superfluid Unitary Fermi Gas, Phys. Rev. Lett. 108, 150401 (2012), arXiv:1108.1779

M. Stoitsov, H. Nam, W. Nazarewicz, A. Bulgac, G. Hagen, M. Kortelainen, J.C. Pei, K.J. Roche, N. Schunck, I. Thompson, J.P. Vary, and S.M. Wild, UNDEF: Advanced Scientific Computing Transforms the Low-Energy Nuclear Many-Body Problem, arXiv:1107.4925

P. Magierski, G. Wlazlowski, and A. Bulgac, The onset of the pseudogap phase in ultracold Fermi gases,  arXiv:1103.4382, Phys. Rev. Lett. 107, 145304 (2011)

A. Bulgac, Y.-L. Luo, P. Magierski, K.J. Roche, and Y. Yu, Real-Time Dynamics of Quantized Vortices in a Unitary Fermi Superfluid, Science, 332, 1288 (2011), (This week in Science, UW press release, PNNL press release,  Physics Update)  arXiv:1011.5999, Abstract, Reprint, Full Text

A. Bulgac and M.M. Forbes, Time-Dependent Superfluid Local Density Approximation, chapter  in  Quantum Gases: Finite Temperature and Non-Equilibrium Dynamics (Cold Atoms Series), Nick Proukakis, Simon Gardiner, Matthew Davis, Marzena Szymanska and Nicolai Nygaard (eds.), Imperial College Press: London, in press (2013), arXiv:1301.2024

A. Bulgac, M.M. Forbes, and P. Magierski,  The Unitary Fermi Gas: From Monte Carlo to Density Functionals, arXiv:1008.3933,  chapter 9, pp 305-373, in ``BCS-BEC Crossover and the Unitary Fermi Gas'' (Lecture Notes in Physics, Vol. 836), edited by W. Zwerger (Springer Heidelberg Dordrecht London New York,  2012)

A. Bulgac, The Long Journey from Ab Initio Calculations to Density Functional Theory for Nuclear Large Amplitude Collective Motion, arXiv:1001:0396 , J. Phys. G: Nucl. Part. Phys. 37 064006 (2010)

A. Bulgac and S. Yoon, Induced P-wave superfluidity within full energy-momentum dependent Eliashberg approximation in asymmetric dilute Fermi gases, Phys. Rev. A 79, 053625 (2009),  arXiv:0901.0348

A. Bulgac and S. Yoon,  Large Amplitude Dynamics of the Pairing Correlations in a Unitary Fermi Gas, Phys. Rev. Lett.  102, 085302 (2009), arXiv:0812:3643

A.  Bulgac and M.M. Forbes,  The Asymmetric Superfluid Local Density Approximation (ASLDA), arXiv:0808:1436

A. Bulgac and K. Roche, Time-Dependent Density Functional Theory Applied to Superfluid Nuclei, J. Phys.:  Conf. Ser. 125, 012064 (2008).

A. Baran, A. Bulgac, M.M. Forbes, G. Hagen, W. Nazarewicz, N. Schunck, and M.V. Stoitsov, Broyden's Method in Nuclear Structure Calculation, arXiv:0805.4445,  Phys. Rev. C 78, 014318 (2008)

A. Bulgac and M.M. Forbes,  A Unitary Fermi Supersolid: The Larkin-Ovchinnikov Phase, arXiv:0804:3364,   Phys. Rev. Lett. 101,  215301 (2008)

A. Bulgac, J.E. Drut, and P. Magierski,  Quantum Monte Carlo Simulations of the BCS-BEC Crossover at Finite Temperature,  Phys. Rev. A 78, 023625 (2008),  arXiv:0803.3238

P. Magierski, G. Wlazlowski, A. Bulgac,  and J.E. Drut,   Finite-Temperature Pairing Gap of a Unitary Fermi Gas by Quantum Monte Carlo Calculations, Phys. Rev. Lett. 103, 210403 (2009),   arXiv:0801.1504

A. Bulgac,  Local Density Functional Theory for Superfluid Fermionic Systems: The Unitary Gas, Phys. Rev. A 76 040502(R) (2007),  cond-mat/0703526

A. Bulgac, J.E. Drut, and P. Magierski,  Thermodynamics of a Trapped Unitary Fermi Gas, Phys. Rev. Lett. 99, 120401 (2007),  cond-mat/0701786

A. Bulgac, and M.M. Forbes,  Zero Temperature Thermodynamics of Asymmetric Fermi Gases at Unitarity, Phys. Rev. A 75, 031605(R) (2007), cond-mat/0606043

A. Bulgac, M.M. Forbes and A. Schwenk, Induced P-wave Superfluidity in Asymmetric Fermi Gases, cond-mat/0602274, Phys. Rev. Lett. 97, 020402 (2006)

A. Bulgac. J.E.  Drut, and P. Magierski, Spin 1/2 Fermions in the Unitary Regime at Finite Temperature, cond-mat/0602091, Int. J. Mod. Phys. B20, 5165 (2006)

A. Wirzba, A. Bulgac, and P. Magierski,  Casimir interaction between normal or superfluid grains in the Fermi sea, quant-ph/0511057,  J. Phys. A: Math. Gen. 39, 6815 (2006)

A. Bulgac, P. Magierski, and A. Wirzba,   Scalar Casimir effect between Dirichlet spheres or a plate and a sphere,  hep-th/0511056,  Phys. Rev D 73, 025007 (2006)

A. Bulgac,   Comment on "Structure of a Quantized Vortex near the BCS-BEC Crossover in an Atomic Fermi Gas," cond-mat/0505524

A. Bulgac, J.E. Drut, and P. Magierski, Spin 1/2 Fermions in the Unitary Regime: A Superfluid of a New Type, Phys. Rev. Lett. 96, 090404 (2006), cond-mat/0505374

A. Bulgac, On the specific heat of a fermionic atomic cloud in the unitary regime, cond-mat/0503024, Phys. Rev. Lett. 95, 140403 (2005).

A. Bulgac and E. Roman,  Equations of motion for polymer chains in a thermostat, New Journal of Physics 7, 2 (2005).

A. Bulgac, and G.F. Bertsch, Collective oscillations of a trapped Fermi gas near the unitary limit, cond-mat/0404687, Phys.  Rev. Lett. 94, 070401 (2005).

A. Bulgac and Y. Yu, Signatures of Superfluidity in Dilute Fermi Gases near a Feshbach Resonance, cond-mat/0406256,  J. Low. Temp. Phys. 138, 741 (2005).

A. Bulgac, P. Magierski and A. Wirzba, Fermionic Casimir Effect in Case of Andreev Reflection, cond-mat/0406255, Europhys. Lett. 72, 327-333 (2005).

A. Bulgac, and G.F. Bertsch, Molecular transitions in Fermi condensates, cond-mat/0404301

G.F. Bertsch, A. Bulgac and R.A. Broglia, Scaling theory of excitations in trapped fermionic condensates, physics/0403125.

P. Magierski, A. Bulgac, Nuclear structure and dynamics in the inner crust of neutron stars, Nucl. Phys. A 738, 143c (2004).

A. Bulgac, P.-H. Heenen, P. Magierski, A. Wirzba and Y. Yu,  Unexpected goings-on in the structure of a neutron star crust,  in "Tours Symposium on Nuclear Physics V" eds. M. Arnould et al. AIP Conference Proceedings, vol. 704,  483 (2004); a slightly enlarged version published in "Compact Stars, The quest for new states of dense matter" eds. Deog Ki Hong et al. p. 35, World Scientific, 2004. See also nucl-th/0311023.

P. Magierski and A. Bulgac,  Nuclear hydrodynamics in the inner crust of neutron stars, Acta Phys. Pol. B 35,  1203 (2004), astro-ph/0312644.

A. Bulgac and Y. Yu,  Superfluid LDA (SLDA): Local Density Approximation for Systems with Superfluid Correlations, nucl-th/0310066, Int. J. Mod. Phys. E 13, 147 (2004).

A. Bulgac, The spatial profile of the matter distribution in a dilute atomic-molecular Fermi cloud, cond-mat/0309358.

A. Bulgac, P.F. Bedaque and A.C. Fonseca, A dilute atomic Fermi system with a large positive scattering length, cond-mat/0306302.

A. Bulgac and Y. Yu, The vortex state in a strongly coupled dilute atomic fermionic superfluid,  Phys. Rev. Lett.  91, 190404 (2003),  cond-mat/0303235 .

P.F. Bedaque, A. Bulgac, and G. Rupak, Quantum Corrections to Dilute Bose Liquids, Phys. Rev. A 68, 033606 (2003), cond-mat/0209274.

Y. Yu, and A. Bulgac, Energy  Density Functional Approach to Superfluid Nuclei,  Phys. Rev. Lett. 90,  222501 (2003), nucl-th/0210047.

Y. Yu and A. Bulgac, "Appendix to: Energy Density Functional Approach to Superfluid Nuclei, nucl-th/0210047"  as ps file or pdf file or at nucl-th/0302007.  Figures (as s*.eps and rch_z*.eps) are accesssible separately here.

P. Magierski, A. Bulgac and P.-H. Heenen, Exotic phases in the inner crust of neutron stars in the light of Skyrme-Hartree-Fock theory,  Nucl. Phys. A 719, 217c (2003), nucl-th/0212093.

Y. Yu, and A. Bulgac, Spatial structure of a vortex in low density neutron matter, Phys. Rev. Lett. 90, 161101 (2003) , nucl-th/0212072.

A. Bulgac and P.F. Bedaque, Atomic-Molecular Condensates with Large Positive Scattering Length,  cond-mat/0210217.

A. Bulgac, "Dilute Quantum Droplets", cond-mat/9902131, Phys. Rev. Lett. 89,  050402 (2002).

A. Bulgac, "Local Density Approximation for Systems with Pairing Correlations" nucl-th/0108014,   Phys. Rev. C 65   051305(R)   (2002).

P. Magierski, A. Bulgac, P.-H. Heenen, "Neutron Stars and the Fermionic Casimir Effect",  Int. J. Mod. Phys. A 17, 1059 (2002), nucl-th/0112002.

P. Magierski, A. Bulgac, P.-H. Heenen, "Properties of Nuclei in the Neutron Star Crust", in eds. W. Nazarewicz and D. Vretenar, The Nuclear Many-Body Problem 2001, Kluwer Acad. Pub. pp 337-342, 2002 and nucl-th/0112003.

A. Bulgac, and Y. Yu, "Renormalization of the Hartree-Fock-Bogoliubov Equations in the Case of a Zero Range Pairing Interaction", nucl-th/0106062, Phys. Rev. Lett. 88, 042504, (2002).

A. Bulgac and Y.Yu, Local Density Approximation for Pairing Correlations in Nuclei, lectures presented by AB at Beijing International Summer School on Subatomic Physics, Aug. 21-25, 2001 and Intern. Work. on Nucl. Phys. with RIB, Lanzhou, Aug. 28-31, 2001, nucl-th/0109083.

A. Bulgac and P. Magierski, "Bubble Nuclei, Neutron Stars and Quantum Billiards", nucl-th/0009026, in Eds. G.C. Bonsignori, M. Bruno, A. Ventura and D. Vretenar, "Hadrons, Nuclei and Applications", Proc. Conf. Bologna 2000, Structure of the Nucleus at the Dawn of the Century, , pp.261-266, World Scientific (2001).

A. Bulgac, P. Magierski, A. Wirzba and Y. Yu, "Neutron Stars, Bubble Nuclei and Quantum Billiards", invited talk presented by AB at meetings in Beijing, May, 2001, Rila, June, 2001, Trento, July, 2001, see a brief account in Nonequilibrium and Nonlinear Dynamics in Nuclear and Other Finite Systems Eds. Zhuxia Li, Ke Wu, Xizhen Wu, Enguang Zhao and Fumihiko Sakata, AIP conference proceeding vol. 597, pp 415-418, Melville, NY, 2001.

P. Magierski and A. Bulgac, "Selected Aspects of Physics of Fermionic Bubbles", Acta Phys. Pol. B 32, 2713 (2001),cond-mat/0112023 .

A. Bulgac and A. Wirzba, "Casimir Interaction among Objects Immersed in a Fermionic Environment", see Los Alamos e-print archive nucl-th/0102018, Phys. Rev. Lett. 87, 120404 (2001). Some press coverage on Andreas Wirzba's home page.

A. Bulgac and V.R. Shaginyan, "Proton single particle energy shifts due to Coulomb correlations", Int. J. Mod. Phys. B 15, 1572-1574 (2001) and The Proceedings of the 10th International Conference, edited by R.F. Bishop, K. A. Gernoth, N. R. Walet and Y. Xian, (World Scientific, Singapore, 2000), pp. 284-286.

A. Bulgac and P. Magierski, "Neutron Stars and Quantum Billiards", see Los Alamos e-print archive astro-ph/0007423, Physica Scripta, T90, 150-153 (2001).

A. Bulgac and P. Magierski, "Shell Effects in Bubble Nuclei, Atomic Clusters, and Inhomogeneous Neutron Matter", Acta Phys. Pol. B32, 1099 (2001); see Los Alamos e-print archive nucl-th/0011006.

A. Bulgac and V.R. Shaginyan, "Effect of the Coulomb correlations on the single-particle spectrum of atomic nuclei" (Russian citation), Izvestiya RAN, Seriya Fizicheskaya, 65, 128-131 (2001); Bulletin-of-the-Russian-Academy-of-Sciences.-Physics. vol.65, no.1; 2001; pp. 141-5.

A. Bulgac, G. Do Dang and D. Kusnezov, "Dynamics of Complex Quantum Systems: Dissipation and Kinetic Equations", Physica E 9 , 429-435 (2001), see also Los Alamos e-print archive quant-ph/9911098 .

D. Kusnezov, A. Bulgac and G. Do Dang, " Exotic Stochastic Processes from Complex Quantum Environments", Physica E 9 , 436-442 (2001), see also Los Alamos e-print archive nucl-th/9911069 .

A. Bulgac and P. Magierski, "Quantum corrections to the ground state energy of inhomogeneous neutron matter", Nucl. Phys. A 683, 695-712 (2001),  Erratum Nucl. Phys. A 703, 892 (2002), see also Los Alamos e-print archive astro-ph/0002377.

The Last Century

A. Bulgac and V.R. Shaginyan, "Proton Single Particle Energy Shifts due to Coulomb Correlations", in "Advances in Quantum Many-Body Theory", vol. 3, eds. Raymond F. Bishop, Klaus A. Gernoth, Niels R. Walet and Yang Xian, "Recent Progresss in Many-Body Theories", p. 284 (World Scientific, Singapore, 2000).

Yongle Yu, Aurel Bulgac and Piotr Magierski, "Shell correction energy for bubble nuclei" , Phys. Rev. Lett. 84, 412-415 (2000), see also Los Alamos e-print archive nucl-th/9902011 .

A. Bulgac and P. Magierski, Eigenstates for billiards of arbitrary shapes,  physics/9902057.

A. Bulgac and V.R. Shaginyan, "Proton single particle energy shifts due to Coulomb interaction", Phys. Lett. B469 1-6 (1999), see also Los Alamos e-print archive nucl-th/9901100.

A. Bulgac, S.A. Chin, H. Forbert, P. Magierski and Y. Yu, "Fermionic and bosonic bubbles and foam", in Collective Excitations in Fermi and Bose Systems, eds. Carlos A. Bertulani and Mahir S. Hussein, (World Scientific, Singapore, 1999), pp 44-61, see Los Alamos e-print archive nucl-th/9811028

A. Bulgac and V.R. Shaginyan, "Influence of Coulomb correlations on the location of drip line, single particle spectra and effective mass", Eur. Phys. J. A5, 247-249 (1999).

D. Kusnezov, A. Bulgac and G.Do Dang, "Quantum Levy processes and fractional kinetics" , see Los Alamos e-print archive chao-dyn/9901002, Phys. Rev. Lett. 82, 1136-1139 (1999).

D. Kusnezov, A. Bulgac and G. Do Dang, "Quantum Transport in Complex Systems", Czech. J. Phys. 48, 841-844 (1998).

A. Bulgac, "Role of temperature in the Physics of Metallic Clusters", Czech. J. Phys. 48, 697-701 (1998).

A. Bulgac, G. Do Dang and D. Kusnezov, " Dynamics of a Simple Quantum System in a Complex Environment " Phys. Rev E 58, 196-214 (1998); see also Los Alamos e-print archive nucl-th/9711021 .

A. Bulgac, in Similarities and Differences between Atomic Nuclei and Microclusters, Eds. Y. Abe, I. Arai, S.M. Lee and K. Yabana, AIP Conf. Proc. 416, Woodbury, NY 1998, pp. 215-222 "Role of temperature in the physics of metallic clusters".

A. Bulgac, G. Do Dang and D. Kusnezov, "Dynamics of a Simple Quantum System in a Complex Environment", Eds. S.N. Ershov, R.V. Jolos and V.V. Voronov, Proceedings of the Int. Conf. Nuclear Structure and Related Topics, JINR Dubna, Sept. 9-13, 1997, pp 215-222.

A. Bulgac, G. Do Dang and D. Kusnezov, in Proc. Intl. Conf. on Large scale collective motion of atomic nuclei, eds. G. Giardina, G. Fazio and M. Lattuada, World Scientific (1997), pp. 61-68, "Character of dissipation in large amplitude collective nuclear motion".

A. Bulgac, G.A. Miller and M. Strikman, "Chiral Limit of Nuclear Physics", Phys. Rev. C 56, 3307-3310 (1997); see also Los Alamos e-print archive nucl-th/9708045 .

G.F. Bertsch and A. Bulgac, Phys. Rev. Lett. 79, 3539 (1997), "Comment on "Spontaneous fission: A kinetic approach""

D. Kusnezov, A. Bulgac and G. Do Dang, "Turbulent-like diffusion in complex quantum systems," Phys. Lett. A 234, 103-107 (1997) ; chao-dyn/9706020 .

A. Bulgac, Z. Phys. D 40, 454-457 (1997), "1/f-Noise in metallic clusters"

A. Bulgac, G. Do Dang and D. Kusnezov, Chaos, Solitons & Fractals 8, 1149-1168 (1997); see also Los Alamos e-print archive nucl-th/9612011 . "Quantum diffusion and tunneling with parametric banded random matrices"

M. Fosmire and A. Bulgac, Z. Phys. D 40, 458-461 (1997), "Neon scattering off sodium clusters at finite temperatures"

J.M. Thompson and A. Bulgac, Z. Phys. D 40, 462-465 (1997), "Temperature dependence of the single-particle spectrum in sodium clusters"

A. Bulgac and M. Adamuti-Trache, J. Chem. Phys. 105, 1131-1141, (1996), "Molecular dynamics for rigid molecules"

A. Bulgac, G. Do Dang and D. Kusnezov, Phys. Rep. 264, 67-80 (1996), "Stochastic aspects of large amplitude collective motion"

A. Bulgac, G. Do Dang and D. Kusnezov, Phys. Rev. E 54, 3468-3478 (1996), "Random matrix approach to quantum dissipation"

A. Bulgac and V.R. Shaginyan, Nucl. Phys. A 601, 103-116 (1996), "A systematic surface contribution to the ground state binding energies"

A. Bulgac and J.M. Thompson, Phys. Lett. B 383, 127-132 (1996), "The shape of the Fermi surface"

A. Bulgac, G. Do Dang, A. Klein, D. Kusnezov and N.R. Walet, in International Conference on Nuclear Physics and Related Topics, Perspectives of Nuclear Physics in the Late Nineties, eds. N. Ding Dang, D.H. Feng and N. Van Giai, World Scientific, p. 156-164 (1995), "Decoupling and dissipation of collective modes in complex systems"

A. Bulgac, G. Do Dang and D. Kusnezov, in Recent Progress in Many Body Theories, eds. E. Schachinger, H. Mitter and H. Sormann, 4, p. 293-299 (1995), Plenum, New York, "Coupling between slow and fast degrees of freedom in systems with complex spectra"

A. Bulgac and D. Kusnezov, Chaos, Solitons and Fractals, 5, 1051-1067 (1995), "Dynamics beyond the adiabatic approximation"

A. Bulgac, D. Kusnezov and G. Do Dang, Ann. Phys. 242, 1-51 (1995), "Coupling between slow and fast degrees of freedom in systems with complex spectra: Driven systems"

A. Bulgac and C. Lewenkopf, Europhys. Lett. 31, 519-524 (1995), "Temperature dependence of the optical response of small sodium clusters" see also Los Alamos e-print archive chem-ph/9504001 .

A. Bulgac, C. Lewenkopf and V. Mickrjukov, Phys. Rev. B 52, 16476-16485 (1995), "Generalized local approximation to the exchange potential" see also Los Alamos e-print archive chem-ph/9508001 .

A. Bulgac and V.R. Shaginyan, JETP Lett 62, 833-838 (1995), "A systematic contribution to the binding energy of nuclei"

M. Fosmire and A. Bulgac, Phys. Rev. B 52, 17509-17517 (1995), "Neutron and X-ray scattering off atomic clusters"

A. Bulgac, G. Do Dang and D. Kusnezov, in Collective Nuclear Dynamics , ed. F.A. Ivanyuk, Nat. Acad. of Scien. of Ukraine, Kiev (1994), p. 183-190, "Stochastic aspects of large amplitude collective motion"

N. Ju, A. Bulgac and J.W. Keller, Comp. Mater. Sci. 2, 615-627 (1994), "Excitation of collective states in fullerenes"

A. Bulgac, in Proc. Symp. Contem. Phys., eds. M.Vallieres et al, World Scientific (1993), p. 77-86, "Level crossings, effective gauge fields, fractional quantum numbers and instabilities in LACM"

A. Bulgac and L.L. Frankfurt, Phys. Rev. D 48, R1894-1898 (1993), "Coherence effects, parton distributions and baryon rich matter in central high energy heavy ion collisions"

A. Bulgac and D. Kusnezov, in Quantum Dynamics of Chaotic Systems, eds. J.-M Yuan, D.H. Feng and G.M. Zaslavsky, Gordon and Breach, p. 239-246 (1993), "Chaos and level crossings"

A. Bulgac and C. Lewenkopf, Phys. Rev. Lett. 71, 4130-4133 (1993) "Stable deformations in large metallic clusters"

N. Ju and A. Bulgac, Phys. Rev. B 48, 2721-2732 (1993), "Finite temperature properties of sodium clusters"

N. Ju, A. Bulgac and J.W. Keller, Phys. Rev. B 48, 9071-9079 (1993), "Excitation of collective plasmon states in fullerenes"

D. Kusnezov and A. Bulgac, in Quantum Dynamics of Chaotic Systems, eds. J.-M Yuan, D.H. Feng and G.M. Zaslavsky, Gordon and Breach, p. 247-253 (1993), "Chaotic characteristics off a level crossing"

P. Nesbeitt, R. J. Enbody, A. Bulgac, D. Tomanek, G. Overney, C. Severance, Sixth SIAM Conference on Parallel Processing for Scientific Computing, March, 1993, p. 170-173, "A topology- and problem-independent scalable parallel approach to molecular dynamics simulation"

C. Severance, R. J. Enbody, A. Bulgac, D. Tomanek, Sixth SIAM Conference on Parallel Processing for Scientific Computing, March, 1993, p. 979-982, "Real-valued array indices: A possible FORTRAN extension"

A. Bulgac, Physics Today, June 1992, p. 81, book review "Computational Nuclear Physics," eds. K. Langanke et al.

A. Bulgac and N. Ju, Phys. Rev. B 46, 4297-4300 (1992), "Collective electronic excitations in C60 clusters"

A. Bulgac and D. Kusnezov, Nucl. Phys. A 545, 549-560c, (1992), "Induced effective gauge fields and chaos in large amplitude collective motion"

A. Bulgac and D. Kusnezov, Phys. Rev. B 45, 1988-1997 (1992), "Phase transitions in Na7-Na9 microclusters"

A. Bulgac and D. Kusnezov, Phys. Rev. Lett. 68, 1335-1338 (1992), "Thermal properties of Na8 microclusters"

D. Kusnezov and A. Bulgac, Ann. Phys. 214, 180-218 (1992), "Canonical ensembles from chaos II: constrained dynamical systems"

D. Kusnezov , A. Bulgac and J. Sloan, Nucl. Phys. A 545, 537-548c, (1992), "Chaotic dynamics and fluctuations"

J.H. Sloan, D. Kusnezov and A. Bulgac, in Computational Quantum Physics, eds. A.S.Umar et al, AIP Conference Proceedings 260, p. 23, AIP, New York (1992), "Chaos ->Ergodicity ->Isothermal Dynamics"

J.H. Sloan , D. Kusnezov and A. Bulgac, Nucl. Phys. Proc. Supp. B 26, 623-625 (1992), "Critical slowing down in the X-Y Model: Comparing chaotic molecular dynamics and hybrid Monte Carlo"

J.H. Sloan, D. Kusnezov and A. Bulgac, Phys. Lett. B 296, 379-384 (1992), "Critical behavior of global demons and hybrid Monte Carlo in the XY Model"

A. Bulgac, in Proc. Non-linear Dynamics in nuclear and accelerator physics, eds. W.Bauer et al, MSUCL-806, November (1991), "New simulations techniques for systems at finite temperatures"

A. Bulgac, Phys. Rev. Lett. 67, 965-967 (1991), "Level crossings, adiabatic approximation and beyond"

G.F. Bertsch, A. Bulgac, D. Tomanek and Y. Wang, Phys. Rev. Lett. 67, 2690-2693 (1991), "Collective plasmon excitations in C60 clusters"

A. Bulgac, Phys. Rev. C 41, 2333-2339 (1990), "Time dependent Hartree-Fock-Bogoliubov approximation and nonintegrable quantum phase"

A. Bulgac and D. Kusnezov, Proc. XII Workshop on nuclear physics, eds. M.C.Cambiaggio et al, p. 302-305 (1990), World Scientific, "Semiclassical quantization and the classical actions for Lie algebras"

A. Bulgac and D. Kusnezov, Ann. Phys. 199, 187-224 (1990), "Classical limit for Lie algebras"

A. Bulgac and D. Kusnezov, Phys. Lett. A 151, 122-128 (1990), "Deterministic and time-reversal invariant description of brownian motion"

A. Bulgac and D. Kusnezov, Phys. Rev. A 42, R5045-5048 (1990), "Canonical ensemble averages from pseudomicrocanonical dynamics"

D. Kusnezov, A. Bulgac and W. Bauer, Ann. Phys. 204, 155-185 (1990), "Canonical ensembles from chaos"

N.R. Walet, A. Klein, A. Bulgac and G. Do Dang, Phys. Rev. C 41, 318-328 (1990), "Generalized Valley approximation applied to a schematic model of the monopole excitation"

A. Klein, A. Bulgac and G. Do Dang, in Shell Model and Nuclear Structure: where do we stand? , ed. A. Covello, World Scietific, 1989, p. 365-386, " Large amplitude collective motion: theory and initial applications "

A. Bulgac, in Proc. Int. Nucl. Phys. Conf. Sao Paolo1, p. 86 (1989), "Semiclassical quantization and the classical actions for Lie algebras"

A. Bulgac, in Proc. Int. Nucl. Phys. Conf. Sao Paolo1, p. 94 (1989), "Should one worry about gauge fields in nuclear physics?"

A. Bulgac, Phys. Rev. C 40, 1073-1076 (1989), "Configurational quasidegeneracy and the liquid drop model"

A. Bulgac, Phys. Rev. C 40, 2840-2843 (1989), "Symplectic structure of the collective manifold and the quantum nonintegrable phase"

A. Bulgac, A. Klein, N.R. Walet and G. Do Dang, Phys. Rev. C 40, 945-959 (1989),"Adiabatic time dependent Hartree-Fock theory in the generalized valley approximation"

D. Kusnezov and A. Bulgac, MSUCL-707, October, 1989, pp. 23, "Group elements for SU(N)"

A. Klein, A. Bulgac and G. Do Dang, in Proceedings of the International Symposium on Modern Developments in Nuclear Physics: Modern Developments in Nuclear Physics. Novosibirsk, USSR, ed. O.P. Shushkov, World Scientific. Singapore. 1988, pp. 373-390, " Theory and application of large amplitude collective motion "

A. Bulgac, MSUCL-664, November, 1988, pp. 11, "Quantum adiabatic phase and WKB"

A. Bulgac, Nucl. Phys. A 487, 251-268 (1988), "Semilocal approach to nonlocal equations"

A. Bulgac, Phys. Rev. A 37, 4084-4089 (1988), "Effective action for a nonadiabatic quantum process"

A. Bulgac, A. Klein and G. Do Dang, in Contemporary Topics in Nuclear Structure Physics, eds. R.F. Casten et al, World Scientific, pp. 79--98 (1988), "Construction of a collective hamiltonian from a many-body theory of nuclei"

A. Bulgac, A. Klein and G. Do Dang, Nucl. Phys. A 490, 275-286 (1988), "Relation between the local harmonic approximation and the method of maximal global decoupling in the theory of large amplitude collective motion"

A. Bulgac, A. Klein and G. Do Dang, Phys. Rev. C 37, 2156-2161 (1988),"Decoupling a collective degree of freedom from a model for tunneling in many-body systems"

A. Bulgac, A. Klein and G. Do Dang, Phys. Lett. B 191, 217-221 (1987), "Uniqueness of the collective submanifold in the adiabatic theory of large amplitude motion"

A. Bulgac, A. Klein and G. Do Dang, Phys. Rev. C 36, 2672-2679 (1987), "Application of a theory of large amplitude motion to a generalized landscape model"

G. Do Dang, A. Bulgac and A. Klein, Phys. Rev. C 36, 2661-2671, (1987), "Determination of the collective hamiltonian in a self-consistent theory of large amplitude motion"

M. Oka, R. Bijker, A. Bulgac and R.D. Amado, Phys. Rev. C 36, 1727-1736 (1987), "Algebraic approach to the two skyrmion system"

A. Bulgac, F. Carstoiu and O. Dumitrescu, ICTP IC/80/13, Trieste and Rev. Roum. Phys. 27, 331-348 (1982), "Interionic double folding Yukawa potential"
  
A. Bulgac, F. Carstoiu, O. Dumitrescu and S. Holan, in Nuclear Physics, ed. C.H. Dasso, North Holland Pub. Co., p. 295-303 (1982), "Fermi liquid model of alpha-decay"

A. Bulgac, S. Holan, F. Carstoiu and O. Dumitrescu, Il Nuovo Cimento 70A, 142-162 (1982), "Fermi liquid model of alpha-decay"

A. Bulgac and M.B. Zhalov, in Nuclear Collective Dynamics, eds. D. Bucurescu et al., World Scientific, Singapore, pp. 385-396 (1982), "Giant resonances in medium and heavy nuclei excited with medium energy protons"

B. Zhalov, V.I. Kuprikov and A. Bulgac, LNPI 737, pp. 23 (1982), Leningrad; and in Proc. XXXII Conf. Nucl. Spectr. Struc. Atomic Nuclei, Nauka, Kiev, p. 194 (1982), "Excitation of the isoscalar resonances in open shell nuclei with fast protons"

A. Bulgac, F. Carstoiu, O. Dumitrescu and S. Holan, in Proc. EPS Conf., eds. M.Ivascu et al., Bucharest, p. 651-665 (1981), "Fermi liquid model of alpha-decay"

A. Bulgac, F. Carstoiu, O. Dumitrescu and S. Holan, JINR E4-81-552, Dubna; NBI-81-12, Copenhagen; ICTP IC/81/203, Trieste, pp. 13, "Fermi liquid model of alpha-decay"

A. Bulgac, M.B. Zhalov, L.A. Sliv and M.Ya. Amusia, Nucl. Phys. A 355, 321-332 (1981), "The excitation of the giant resonances with fast protons"

A. Bulgac, "Hartree-Fock-Bogoliubov approximation for finite systems", in Proc. Critical Phenomena in Heavy Ion Physics, eds. A.A. Raduta and G.Stratan, Bucharest, p. 1118-1119 (1980).       

 A. Bulgac, "Hartree-Fock-Bogoliubov approximation for finite systems", IPNE FT-194-1980, Bucharest, pp. 22, scanned images of the original preprint in jpeg format; see Los Alamos e-print archive nucl-th/9907088.

A. Bulgac, in Proc. Intern. Conf. Extreme States in Nucl. Syst.., Dresden, p. 86-87 (1980), eds R. Arlt et al., "Pairing correlations in nuclei far from beta-stability valley"

A. Bulgac, F. Carstoiu, O. Dumitrescu and S. Holan, IPNE FT-176-79, Bucharest, and JINR E4-12641, 1979, Dubna, pp. 15, "Alpha-decay as a Fermi liquid process"

A. Bulgac and L.A. Sliv, in Proc. Heavy Ion Physics, eds. A. Berinde et al., Bucharest, p. 1059-1075 (1979), " Excitation of the giant resonances by 1 GeV protons"

A. Bulgac, V.I. Mlotack and L.A. Sliv, LNPI 362, pp. 16 (1977) "Excitation of the giant resonances in 56Ni with fast protons"

A. Bulgac, LNPI 341, pp. 32 (1977), and PhD thesis, pp. 120, "Description of the ground and collective 0- states in the Hartree-Fock method with the parity mixing"

A. Bulgac and V. Efimov, Sov. Journ. Nucl. Phys. 22, 296-307 (1975), "Spin dependence of the level spectrum of three resonantly interacting particles"
 
 

Home page: http://faculty.washington.edu/bulgac/