About Me

Associate Professor [Profesor Titular]
Applied Mathematics
Universidad Carlos III de Madrid (2009)

PhD - Theoretical Physics
Universidad Complutense de Madrid (2001)

Contact Details

Eduardo Jesús Sánchez Villaseñor
Universidad Carlos III de Madrid
Escuela Politécnica Superior
Avda. de la Universidad 30

28911 Leganés - Spain
ejsanche@math.uc3m.es

Research

My research lies within the the field of mathematical and theoretical physics. In particular I am interested in the study of classical and quantum aspects of general relativity, field theory, statistical mechanics and combinatorics.


List of JCR publications [see also INSPIRE]

  1. Boundary Hilbert spaces and trace operators
    F Barbero, BA Juárez-Aubry, J Margalef-Bentabol, EJS Villaseñor
    Classical and Quantum Gravity 34 (2017) 095005
  2. Functional evolution of scalar fields in bounded one-dimensional regions
    F Barbero, J Margalef-Bentabol, EJS Villaseñor
    Classical and Quantum Gravity 34 (2017) 065004
  3. Hamiltonian dynamics of the parametrized electromagnetic field
    F Barbero, J Margalef-Bentabol, EJS Villaseñor
    Classical and Quantum Gravity 33 (2016) 125030
  4. Hamiltonian description of the parametrized scalar field in bounded spatial regions
    F Barbero, J Margalef-Bentabol, EJS Villaseñor
    Classical and Quantum Gravity 33 (2016) 105002
  5. Quantization of scalar fields coupled to point-masses
    F Barbero, BA Juárez-Aubry, J Margalef-Bentabol, EJS Villaseñor
    Classical and Quantum Gravity 32 (2015) 245009
  6. Generalized Stirling permutations and forests: higher-order Eulerian and Ward numbers
    F Barbero, J Salas, EJS Villaseñor
    Electronic Journal of Combinatorics 22(3) (2015) #P3.37
  7. Gauge invariance in simple mechanical systems
    F Barbero, J Prieto, EJS Villaseñor
    European Journal of Physics 36 (2015) 055005
  8. Bivariate generating functions for a class of linear recurrences: general structure
    F Barbero, J Salas, EJS Villaseñor
    Journal of Combinatorial Theory, Series A125 (2014) 146-165
  9. Topology of the Misner space and its g-boundary
    J Margalef-Bentabol, EJS Villaseñor
    General Relativity and Gravitation 46 (2014) 1755
  10. Separable Hilbert space for loop quantization
    F Barbero, T Pawłowski, EJS Villaseñor
    Physical Review D 90 (2014) 067505
  11. Hamiltonian treatment of linear field theories in the presence of boundaries: a geometric approach
    F Barbero, J Prieto, EJS Villaseñor
    Classical and Quantum Gravity 31 (2014) 045021
  12. Band structure in the polymer quantization of the harmonic oscillator
    F Barbero, J Prieto, EJS Villaseñor
    Classical and Quantum Gravity 30 (2013) 165011
  13. The thermodynamic limit and black hole entropy in the area ensemble
    F Barbero, EJS Villaseñor
    Classical and Quantum Gravity 28 (2011) 215014
  14. Statistical description of the black hole degeneracy spectrum
    F Barbero, EJS Villaseñor
    Physical Review D 83 (2011) 104013
  15. Detailed black hole state counting in loop quantum gravity
    I Agullo, F Barbero, EF Borja, J Diaz-Polo, EJS Villaseñor
    Physical Review D 82 (2010) 084029
  16. Quantization of midisuperspace models
    F Barbero, EJS Villaseñor
    Living Reviews in Relativity 13 (2010) 6
  17. Combinatorics of the SU(2) black hole entropy in loop quantum gravity
    I Agullo, F Barbero, EF Borja, J Diaz-Polo, EJS Villaseñor
    Physical Review D 80 (2009) 084006
  18. Flux-area operator and black hole entropy
    F Barbero, J Lewandowski, EJS Villaseñor
    Physical Review D 80 (2009) 044016
  19. The time-dependent quantum harmonic oscillator revisited: applications to quantum field theory
    D Gómez Vergel, EJS Villaseñor
    Annals of Physics 324 (2009) 1360-1385
  20. On the computation of black hole entropy in loop quantum gravity
    F Barbero, EJS Villaseñor
    Classical and Quantum Gravity 26 (2009) 035017
  21. Generating functions for black hole entropy in loop quantum gravity
    F Barbero, EJS Villaseñor
    Physical Review D 77 (2008) 121502(R)
  22. Quantum Einstein-Rosen waves: Coherent states and n-point functions
    F Barbero, I Garay, EJS Villaseñor
    Classical and Quantum Gravity 25 (2008) 205013
  23. Black hole state counting in loop quantum gravity: A number-theoretical approach
    I Agullo, F Barbero, EF Borja, J Diaz-Polo, EJS Villaseñor
    Physical Review Letters 100 (2008) 211301
  24. Unitary evolution of free massless fields in de Sitter space-time
    D Gómez Vergel, EJS Villaseñor
    Classical and Quantum Gravity 25 (2008) 145008
  25. Quantum unitary evolution of linearly polarized S1 x S2 and S3 Gowdy models coupled to massless scalar fields
    F Barbero, D Gómez Vergel, EJS Villaseñor
    Classical and Quantum Gravity 25 (2008) 085002
  26. Classical and quantum behavior of dynamical systems defined by functions of solvable Hamiltonians
    F Barbero, I Garay, EJS Villaseñor
    American Journal of Physics 76 (2008) 153
  27. Hamiltonian dynamics of linearly polarized Gowdy models coupled to massless scalar fields
    F Barbero, D Gómez Vergel, EJS Villaseñor
    Classical and Quantum Gravity 24 (2007) 5945
  28. Probing quantized Einstein-Rosen waves with massless scalar matter
    F Barbero, I Garay, EJS Villaseñor
    Physical Review D 74 (2006) 044004
  29. Evolution operators for linearly polarized two-Killing cosmological models
    F Barbero, D Gómez Vergel, EJS Villaseñor
    Physical Review D 74 (2006) 024003
  30. Exact quantization of Einstein-Rosen waves coupled to massless scalar matter
    F Barbero, I Garay, EJS Villaseñor
    Physical Review Letters 95 (2005) 051301
  31. Asymptotics of regulated field commutators for Einstein-Rosen waves
    F Barbero, GA Mena Marugán, EJS Villaseñor
    Journal of Mathematical Physics 46 (2005) 062306
  32. Asymptotic analysis of field commutators for Einstein-Rosen gravitational waves
    F Barbero, GA Mena Marugán, EJS Villaseñor
    Journal of Mathematical Physics 45 (2004) 3498
  33. Particles and vacuum for perturbative and non-perturbative Einstein-Rosen gravity
    F Barbero, GA Mena Marugán, EJS Villaseñor
    Physical Review D 70 (2004) 044028
  34. Quantum cylindrical waves and sigma models
    F Barbero, GA Mena Marugán, EJS Villaseñor
    International Journal of Modern Physics D 13 (2004) 1119
  35. Time uncertainty in quantum gravitational systems
    F Barbero, GA Mena Marugán, EJS Villaseñor
    Physical Review D 69 (2004) 044017
  36. Lorentz violations and euclidean signature metrics
    F Barbero, EJS Villaseñor
    Physical Review D 68 (2003) 087501
  37. Microcausality and quantum cylindrical gravitational waves
    F Barbero, GA Mena Marugán, EJS Villaseñor
    Physical Review D 67 (2003) 124006
  38. Higher derivative fermionic field theories
    EJS Villaseñor
    Journal of Physics A: Mathematical and General 35 (2002) 6169
  39. Kinetic terms for 2-forms in four dimensions
    F Barbero, EJS Villaseñor
    Physical Review D 66 (2002) 045013
  40. Diff-invariant kinetic terms in arbitrary dimensions
    F Barbero, EJS Villaseñor
    Physical Review D 65 (2002) 125020
  41. Higher-derivative boson field theories as constrained second-order theories
    FJ de Urries, J Julve, EJS Villaseñor
    Journal of Physics A: Mathematical and General 34 (2001) 8919
  42. Quadratic s-form field actions with semi-bounded energy
    F Barbero, EJS Villaseñor
    Nuclear Physics B 600 (2001) 423
  43. BF actions for the Husain-Kuchař model
    F Barbero, EJS Villaseñor
    Physical Review D 63 (2001) 084021
  44. In search of local degrees of freedom in quadratic diff-invariant Lagrangians
    F Barbero, EJS Villaseñor
    Physical Review D 61 (2000) 104014
  45. Gauge fixing in higher derivative gravity
    A Bartoli, J Julve, EJS Villaseñor
    Classical and Quantum Gravity 16 (1999) 2283

Bachelor's degree courses


Calculus - Bachelor in Computer Science

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Program
Real numbers.
Sequences and series of real numbers.
Continuous functions.
Derivative.
Theorems about differentiable functions.
Taylor Expansions.
Applications of the Derivative.
Riemann integral
Fundamental theorem of Calculus.
Improper integrals.
Applications of Integration.

Course information - UC3M

Discrete Mathematics - Bachelor in Computer Science

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Program
Elementary set theory.
Graph theory.
Graph-theoretic algorithms.
Advanced techniques in combinatorics.
Equivalence relations.
Order relations.
Lattices.

Course information - UC3M


Master's degree courses


Perturbation Methods - Master in Industrial Mathematics

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Program
Basic notions of asymptotic analysis.
Approximation of integrals.
Solvability conditions for linear homogeneous problems.
Eigenvalue problems.
Poincare-Linstedt method.
Scaling of singular perturbation problems.
Boundary layer methods and matched asymptotic expansions.
Asymptotic expansions coupled method.
Method of multiple scales
Chapman-Enskog method.

Course information - M2i

Interesting links

Carl Bender - Mathematical Physics - Perimeter Institute
I recommend you to watch these videos: