| Issue Date | Title | Author(s) | Type | Access |
| 2016 | A possible framework of the Lipkin model obeying the SU(n) algebra in arbitrary fermion number. I: The SU(2) algebras extended from the conventional fermion pair and determination of the minimum weight states | Tsue, Yasuhiko ; Providência, Constança ; Providência, João da ; Yamamura, Masatoshi | article | openAccess |
| 2016 | A possible framework of the Lipkin model obeying the SU(n) algebra in arbitrary fermion number. II: Two subalgebras in the SU(n) Lipkin model and an approach to the construction of a linearly independent basis | Tsue, Yasuhiko ; Providência, Constança ; Providência, João da ; Yamamura, Masatoshi | article | openAccess |
| 2017 | A practical scheme for constructing the minimum-weight states of the su(n)-Lipkin model in arbitrary fermion number | Tsue, Yasuhiko ; Providência, Constança ; Providência, João da ; Yamamura, Masatoshi | article | openAccess |
| 2008 | Product of diagonal entries of the unitary orbit of a 3-by-3 normal matrix | Nakazato, Hiroshi ; Bebiano, Natália ; Providência, João da | article | openAccess |
| 1-Nov-2016 | Products of Laurent operators and fields of values | Bebiano, Natália ; Providência, João da | article | embargoedAccess |
| 14-Jun-2013 | A Pseudo su(1,1)-Algebraic Deformation of the Cooper-Pair in the su(2)-Algebraic Many-Fermion Model | Tsue, Yasuhiko ; Providência, Constança ; Providencia, João da ; Yamamura, Masatoshi | article | openAccess |
| 6-Jul-2012 | Quark-Hadron Phase-Transition in an Extended NJL Model with Scalar-Vector Interaction | Lee, Tong-Gyu; Tsue, Yasuhiko ; Providencia, João da ; Providência, Constança ; Yamamura, Masatoshi | article | openAccess |
| 2014 | Revisiting the inverse field of values problema | Bebiano, Natália ; Providência, João da ; Nata, Ana ; Providência, J. P. da. | article | embargoedAccess |
| 22-Jan-2009 | Self-Consistent-Field Method and $τ$-Functional Method on Group Manifold in Soliton Theory: a Review and New Results | Nishiyama, Seiya; Providencia, João da ; Providência, Constança ; Cordeiro, Flávio ; Komatsu, Takao | article | openAccess |
| 1-Mar-2017 | Spin polarization and color superconductivity in the Nambu–Jona-Lasinio model at finite temperature | Matsuoka, H. ; Tsue, Y. ; Providência, J. ; Providência, C. ; Yamamura, M. | article | openAccess |
| 23-Sep-2014 | Spin Polarization versus Color-Flavor-Locking in High Density Quark Matter | Tsue, Yasuhiko ; Providencia, João da ; Providência, Constança ; Yamamura, Masatoshi; Bohr, Henrik | article | openAccess |
| 7-Jan-2016 | Spin Polarized versus Chiral Condensate in Quark Matter at Finite Temperature and Density | Matsuoka, Hiroaki; Tsue, Yasuhiko; Providência, João da ; Providência, Constança ; Yamamura, Masatoshi; Bohr, Henrik | article | openAccess |
| 3-Jul-2015 | Spontaneous magnetization in high-density quark matter | Tsue, Yasuhiko ; Providencia, João da ; Providência, Constança ; Yamamura, Masatoshi ; Bohr, Henrik | article | openAccess |
| 27-Mar-2018 | Spontaneous magnetization under a pseudovector interaction between quarks in high density quark matter | Morimoto, Masatoshi ; Tsue, Yasuhiko ; Providência, João ; Providência, Constança ; Yamamura, Masatoshi | article | openAccess |
| 2017 | The characteristic polynomial of linear pencils of small size and the numerical range | Bebiano, Natália ; Providência, João da ; Esmaeili, F. | article | embargoedAccess |
| 2016 | The EMM and the spectral analysis of a non self-adjoint Hamiltonian on an infinite dimensional Hilbert space | Bebiano, Natália ; Providência, João da | article | embargoedAccess |
| 1-Feb-2013 | The numerical range of banded biperiodic Toeplitz operators | Bebiano, Natália ; Providência, João da ; Nata, Ana | article | embargoedAccess |
| 1986 | Thermal boson expansion for the Heisenberg ferromagnet | Brajczewska, Marta ; Fiolhais, Carlos ; Providência, João da | article | openAccess |
| 1985 | Variational derivation of mean field theories with mixed states | Providência, João da ; Fiolhais, Carlos | article | openAccess |
| 1987 | Variational formulation of the Vlasov equation | Providência, João da ; Fiolhais, Carlos | article | openAccess |
