Publications in refereed journals

Papers in ARXIV | Google scholar

Shortcut to adiabaticity in spinor condensates
Arnau Sala, David López Núñez, Joan Martorell, Luigi De Sarlo, Tilman Zibold, Fabrice Gerbier, Artur Polls, Bruno Juliá-Díaz
Arxiv (2016)


Quantum annealing for the number-partitioning problem using a tunable spin glass of ions
Tobias Graß, David Raventós, Bruno Juliá-Díaz, Christian Gogolin, Maciej Lewenstein
Nature Communications 7, 11524 (2016)

Mentioned in Phys.org
Mentioned in Science daily
Press release from ICFO
Press release from UB (in catalan) , in in spanish

Robustness of discrete semifluxons in closed Bose-Hubbard chains
A. Gallemí, M. Guilleumas, J. Martorell, R. Mayol, A. Polls, B. Juliá-Díaz
New J. Phys. 18 075005 (2016)

Focus on Atomtronics-enabled Quantum Technologies

Next-to-leading order effective field theory ΛN --> NN potential in coordinate space
Axel Perez Obiol, David R. Entem, Bruno Julia Diaz, Assumpta Parreño
Nucl. Phys. A 954, 213 (2016).

Quantum properties of a binary bosonic mixture in a double well
Pere Mujal, Bruno Julia Diaz, Artur Polls
Phys. Rev. A 93, 043619 (2016).

Matter-wave recombiners for trapped Bose-Einstein condensates
Tarik Berrada, Sandrine van Frank, Robert Bücker, Thorsten Schumm, Jean-François Schaff, Jörg Schmiedmayer, Bruno Julía-Díaz, Artur Polls
Phys. Rev. A 93, 063620 (2016)

2016

Topological phases of lattice bosons with a dynamical gauge field
David Raventós, Tobias Graß, Bruno Juliá-Díaz, Luis Santos, Maciej Lewenstein
Phys. Rev. A93, 033605 (2016).

Hybrid synchronization in coupled ultracold atomic gases
Haibo Qiu, Roberta Zambrini, Artur Polls, Joan Martorell, Bruno Juliá-Díaz
Phys. Rev. A 92, 043619 (2015)

Twist-and-Turn Spin Squeezing in Bose-Einstein Condensates
W. Muessel, H. Strobel, D. Linnemann, T. Zibold, B. Julia-Diaz, M. Oberthaler
Phys. Rev. A 92, 023603 (2015).

Mesoscopic superpositions of Tonks-Girardeau gases and the Bose-Fermi mapping
M. A. Garcia-March, A. Yuste-Roca, B. Julia-Diaz, and A. Polls
Phys. Rev. A 92, 033621 (2015).

2015

Fragmented condensation in Bose-Hubbard trimers with tuneable tunnelling
A. Gallemi, M. Guilleumas, J. Martorell, R. Mayol, A. Polls, and B. Julia-Diaz
New J. Phys. 17 (2015) 073014

Distinguishability, degeneracy and correlations in three harmonically trapped bosons in 1D
M. A. Garcia-March, B. Julia-Diaz, G. E. Astrakharchik, J. Boronat, and A. Polls
Phys. Rev. A 90, 063605 (2014).

Cold bosons in optical lattices: correlations, localization and fragmentation
D. Raventos, T.Grass, B. Julia-Diaz
arXiv (2014).

Quantum correlations and spatial localization in one-dimensional ultracold bosonic mixtures
M. A. Garcia-March, B. Julia-Diaz, G. E. Astrakharchik, Th. Busch, J. Boronat, and A. Polls
New J. of Phys. 16, 103004 (2014).

Measure synchronization in quantum many-body systems
H. Qiu, B. Julia-Diaz, M. A. Garcia March, A. Polls
Phys. Rev. A 90, 033603 (2014)

Josephson physics of spin-orbit-coupled elongated Bose-Einstein condensates
M. A. Garcia-March, G. Mazzarella, L. Dell'Anna, B. Julia-Diaz, L. Salasnich, and A. Polls
Phys. Rev. A 89, 063607 (2014).

Topological phases in small quantum Hall samples
T. Grass, B. Julia-Diaz, M. Lewenstein
Phys. Rev. A 86, 053629 (2014).

2014

Quantum Hall phases of two-component bosons
T. Grass, D. Raventos, M. Lewenstein, B. Julia-Diaz
Phys. Rev. B 89, 045114 (2014).

Shortcut to adiabaticity in internal Josephson junctions
A. Yuste, B. Julia-Diaz, E. Torrontegui ,J. G. Muga, J. Martorell, A. Polls
Phys. Rev. A 88, 043647 (2013)

Quantum and thermal fluctuations in bosonic Josephson junctions
B. Julia-Diaz, A. D. Gottlieb, J. Martorell, A. Polls
Phys. Rev. A 88, 033601 (2013).

Sharp crossover from composite fermionization to phase separation in mesoscopic mixtures of ultracold bosons
M. A. Garcia-March, B. Julia-Diaz, G.E. AStrakharchik, Th. Busch, J. Boronat, A. Polls
Phys. Rev. A 88, 063604 (2013)

Quantum chaos in SU_3 models with trapped ion chains
T. Grass, B. Julia-Diaz, M. Lewenstein
Phys. Rev. Lett. 111, 090404 (2013)

One-loop contributions in the EFT for the Lambda N--> NN transition
A. Perez-Obiol, D. R. Entem, B. Julia-Diaz, A. Parreno
Phys. Rev. C87, 044614 (2013).

Engineering p-wave interactions in ultracold atoms using nanoplasmonic traps
B. Julia-Diaz, T. Grass, O. Dutta, D. E. Chang, M. Lewenstein
Nature Communications 4, 2046 (2013)
Mentioned in Phys.org
Mentioned in Science daily
Press release from ICFO
Press release from UB (in catalan) , in in spanish and in in english

Thermal spin fluctuations in spinor Bose-Einstein condensates
M. Mele-Messeguer, B. Julia-Diaz, A. Polls and L. Santos
Phys. Rev. A 87, 033632 (2013)

2013

Fractional Quantum Hall states of a Bose gas with spin-orbit coupling
T. Grass, B. Julia-Diaz, M. Burrelo, M. Lewenstein
J. Phys. B: At. Mol. Opt. Phys. 46 134006 (2013) "Special issue on non-Abelian gauge fields"

Quasihole dynamics as a detection tool for quantum Hall phases
T. Grass, B. Julia-Diaz, M. Lewenstein
Phys. Rev. A 86, 053629 (2012)

Spin-driven spatial symmetry breaking of spinor condensates in a double-well
M. Mele-Messeguer, S. Paganelli, B. Julia-Diaz, A. Sanpera, A. Polls
Phys. Rev. A 86, 053626 (2012)


Temperature effects on the quantum coherence of bosonic Josephson junctions
B. Julia-Diaz, J. Martorell, A. Polls
In production, part of "Spontaneous Symmetry Breaking, Self-Trapping, and Josephson Oscillations in Nonlinear Systems", B.A. Malomed, ed. (Springer, Berlin, 2012)

Fast generation of spin-squeezed states in bosonic Josephson junctions
B. Julia-Diaz, E. Torrontegui, J. Martorell, J. G. Muga, A. Polls
Phys. Rev. A 86, 063623 (2012)

Dynamic generation of spin-squeezed states in bosonic Josephson junctions
B. Julia-Diaz, T. Zibold, M. K. Oberthaler, M. Mele-Messeguer, J. Martorell, A. Polls
Phys. Rev. A 86, 023615 (2012)

Non-abelian spin singlet states of two-component Bose gases in artificial gauge fields
T. Grass, B. Julia-Diaz, N. Barberan, M. Lewenstein
Phys. Rev. A 86, 021603(R) (2012)

Fractional quantum Hall states of few bosonic atoms in artificial gauge fields
B. Julia-Diaz, T. Grass, N. Barberan, M. Lewenstein
New Journal of Physics, 14, 055003 (2012)
Focus on Bose Condensation Phenomena in Atomic and Solid State Physics

2012

Expansion of analytical, strongly correlated quantum states into a many-body independent motion basis
B. Julia-Diaz, T. Grass
Comput. Phys. Commun. 183, 737-745 (2012)

Strongly correlated states of a cold atomic gas from geometric gauge fields
B. Julia-Diaz, D. Dagnino, KJ Gunter, T. Grass, N. Barberan, M. Lewenstein, J. Dalibard
Phys. Rev. A 84, 053605 (2011)

Current constrains on the EFT for the $\Lambda N \to NN$ transition
A. Perez-Obiol, A. Parreno, B. Julia-Diaz
Phys. Rev. C 84, 024606 (2011)

Improved variational approach to the two-site Bose-Hubbard model
M. Mele-Messeguer, B. Julia-Diaz, A. Polls
Journal of Low Temperature Physics 165, 5, 180 (2011)

QCWAVE: A Mathematica quantum computer simulation update
F. Tabakin, B. Julia-Diaz
Computer Physics Communications 182 (2011) 1693.

2011

Selected by Virtual Journal of Atomic Quantum Fluids

Weakly linked binary mixtures of 87 Rb spinor BEC
M. Mele-Messeguer, B. Julia-Diaz, M. Guilleumas, A. Polls, A. Sanpera
New Journal of Physics, 13 033012 (2011)

Beyond standard two mode dynamics in bosonic josephson junctions
B. Julia-Diaz, J. Martorell, M. Mele-Messeguer, A. Polls
Phys. Rev. A 82, 063626 (2010)


BECs on slightly asymmetric double-well potentials
B. Julia-Diaz, J. Martorell, A. Polls
Phys. Rev. A 81, 063625 (2010)

Macroscopic self trapping in BECs: analysis of a dynamical quantum phase transition
B. Julia-Diaz, D. Dagnino, M. Lewenstein, J. Martorell, A. Polls
Phys. Rev. A 81, 023615 (2010)

2010

Disentangling the dynamical origin of P11 Nucleon Resonances
N. Suzuki, B. Julia-Diaz, H. Kamano, T.-S.H. Lee, A. Matsuyama, T. Sato
Phys. Rev. Lett. 104, 042302 (2010)


Double and single pion photoproduction within a dynamical coupled-channels model
H. Kamano, B. Julia-Diaz, T.-S.H. Lee, A. Matsuyama, T. Sato
Phys. Rev. C 80, 065203 (2009)

Selected by Virtual Journal of Atomic Quantum Fluids

Spinor BECs in a double-well: population transfer and Josephson oscillations
B. Julia-Diaz, M. Mele-Messeguer, M. Guilleumas, A. Polls
Phys. Rev. A 80, 043622 (2009)


Dynamical coupled-channels analysis of p(e,e'pi)N reactions
B. Julia-Diaz, H. Kamano, T.-S.H Lee, A. Matsuyama, T. Sato, N. Suzuki
Phys. Rev. C 80, 025207 (2009)

Selected by Virtual Journal of Atomic Quantum Fluids

Josephson Oscillations in binary mixtures of F=1 spinor BECS
B. Julia-Diaz, M. Guilleumas, M. Lewenstein, A. Polls, A. Sanpera
Phys. Rev. A 80, 023616 (2009)


QCMPI: A parallel environment for quantum computing
F. Tabakin, B. Julia-Diaz,
Computer Physics Communications 180 (2009) 948


Dynamical coupled-channels study of pi N to pi pi N reactions
H. Kamano, B. Julia-Diaz, T.-S.H.Lee, A. Matsuyama, T. Sato,
Phys. Rev. C 79, 025206 (2009)

2009

On the Methods for Constructing Meson-Baryon Reaction Models within Relativistic Quantum Field Theory
B. Julia-Diaz, H. Kamano, T.-S.H.Lee, A. Matsuyama, T. Sato, N. Suzuki
Chinese J. Physics 47, 2 (2009) 142


Análisis Matemático de una variable
B. Julia-Diaz, Montserrat Guilleumas
Texto Docente UB, 341, Universitat de Barcelona (2008)


Coupled-channels study of the pion- p --> eta n process
J. Durand, B. Julia-Diaz, T.-S. H. Lee, B. Saghai, T. Sato
Phys. Rev. C 78, 025204 (2008)


Spin mixing in colliding spinor condensates: Formation of an effective barrier M. Guilleumas, B. Julia-Diaz, J. Mur-Petit, A. Polls,
Europhysics Letters 84 (2008) 60005

2008

Dynamical coupled-channels effects in pion photoproduction
B. Julia-Diaz, T.-S.H. Lee, A. Matsuyama, T. Sato and L.C. Smith Phys. Rev. C 77, 045205 (2008)


Measurement of the gamma p --> K^+ Lambda Reaction at Backward Angles
K. Hicks, T. Mibe, M. Sumihama et al. Phys. Rev. C 76, 042201(R) (2007)


Dynamical coupled-channel model of pi N scattering in the W <= 2-GeV nucleon resonance region.
B. Julia-Diaz, T.-S.H. Lee, A. Matsuyama, and T. Sato
Phys. Rev. C 76, 065201 (2007)

2007

Extraction and Interpretation of gamma N --> Delta Form Factors within a Dynamical Model
B. Julia-Diaz, T.-S.H. Lee, T. Sato and L.C. Smith
Phys. Rev. C 75, 015205, (2007)


The role of qqqq\bar{q} components in the nucleon and the N(1440) resonance
B. Julia-Diaz, D. O. Riska
Nucl. Phys. A780, 175 (2006)


Dynamical coupled-channel approach to hadronic and electromagnetic production of kaon-hyperon on the proton
B. Julia-Diaz, B. Saghai, T.-S.H. Lee, F. Tabakin
Physical Review C 73, 055204 (2006)

2006

Qdensity: a Mathematica Quantum Computer Simulation
Bruno Julia-Diaz, Joseph M. Burdis and Frank Tabakin
Computer Physics Comm 174 (2006) 914; quant-ph/0508101
Mathematica Repository
QDENSITY webpage


Electroweak properties of the , K and K*(892) in the three forms of relativistic kinematics
Jun He, B. Juliá-Díaz and Yu-bing Dong
Eur. Phys. Jour. A 24, 3, 411(2005)


D-state configurations in the electromagnetic form factors of the nucleon and the Delta(1232) resonance
B. Juliá-Díaz, and D. O. Riska
Nucl. Phys. A757:441, (2005)


Baryon Magnetic Moments of Relativistic Quark Models
B. Juliá-Díaz and D. O. Riska
Nuclear Physics A 739, 69-88 (2005)


Nuclei of double-charm hyperons
B. Juliá-Díaz and D. O. Riska
Nucl. Phys. A755 (2005) 431-434

2005

Bound States of Heavy Flavor Hyperons
F. Frömel, B. Juliá-Díaz and D. O. Riska
Nuclear Physics A 750, 337 (2005)


Electromagnetic form factor of pion and rho in the three forms of relativistic kinematics
Jun He, B. Juliá-Díaz and Yu-bing Dong
Phys. Lett. B 602, 212 (2004)


Axial Transition Form Factors and Pion Decay of Baryon Resonances
B. Juliá-Díaz, D. O. Riska and F. Coester
Phys. Rev. C 70, 045204 (2004)

2004

Baryon Form-Factors of Relativistic Constituent-Quark Models
B. Juliá-Díaz, D. O. Riska and F. Coester
Physical Review C 69, 035212 (2004) and Erratum: ibid 75, 069902 (2007)

2003

Baryon-Baryon interactions in a chiral constituent quark model
B. Juliá-Díaz, PhD Thesis, Universidad de Salamanca
PDF(2003)         From the TESEO database
Premio extraordinario de doctorado


Deuteron NN*(1440) components from a chiral quark model
B. Juliá-Díaz, D. R. Entem, A. Valcarce, F. Fernández
Physical Review C 66, 047002 (2002)


Microscopic NN -> NN*(1440) transition potential: Determination of pi N N*(1440) and sigma NN*(1440) coupling constants
B. Juliá-Díaz, A. Valcarce, P. González, F. Fernández
Physical Review C 66, 024005 (2002)

2002

Quark-model based study of the triton binding energy
B. Juliá-Díaz, F. Fernández, A. Valcarce, J. Haidenbauer
Physical Review C 65, 034001 (2002)

2001

Microscopic derivation of a NN*(1440) potential
B. Juliá-Díaz, F. Fernández, P. González and A. Valcarce
Physical Review C 63, 024006 (2001)