List of Publications

C. B. Pazinatto, L. B. Barichello, " On the use of the Adjoint Operator for Source Reconstruction in Particle Transport Problems " Inverse Problems in Science and Engineering <\i>, 27 <\b> (2019) 513-539.
S. R. Cromianski, K. Rui, L. B. Barichello " A Study on Boundary Fluxes Approximation in Explicit Nodal Formulations for the Solution of the Two-Dimensional Neutron Transport Equation." Progress in Nuclear Energy <\i>, 110 <\b> (2019) 354-363.
F. S. Azevedo, E. Sauter, P. H. A. Konzen, M. Thompson, L. B. Barichello, " Integral formulation and numerical simulations for the neutron transport equation in X - Y geometry. " Annals of Nuclear Energy, 112 <\b> (2018) 735-747.
S. L. Cromianski, M. Camargo, P. Rodrigues and L. B. Barichello, "Avaliacao de Propriedades Radiativas em Meios Homogeneos Unidimensionais: Reflectancia e Transmitancia," Tend�ncias em Matem�tica Aplicada e Computacional, 18 (2018) 531.
C.B. Picoloto, R. D. Da Cunha, R. C. Barros and L. B. Barichello, "An analytical approach for solving a nodal formulation of two-dimensional fixed-source neutron transport problems with linearly anisotropic scattering," Progress in Nuclear Energy, 98 (2017) 193-201.
L. B. Barichello, C.B. Picoloto and R. D. Da Cunha, "The ADO-Nodal Method for Solving Two-Dimensional Discrete Ordinates Transport Problems," Annals of Nuclear Energy, 108 (2017) 376-385.
C. B. Pazinatto, R. C. Barros and L. B. Barichello, "Analytical Adjoint Discrete Ordinates Formulation for Monoenergetic Slab-Geometry Source-Detector Calculations," International Journal of Nuclear Energy, Science and Technology, 10 (2016) 107-122.
L. B. Barichello, A. Tres, C. B. Picoloto and Y. Y. Azmy, "Recent Studies on the Asymptotic Convergence of the Spatial Discretization for Two-Dimensional Discrete Ordinates Solutions," Journal of Computational and Theoretical Transport, 45 (2016) 299-313.
L. B. Barichello, R. D. Da Cunha, C. B. Picoloto and A. Tres, "An Analytical Approach for a Nodal Formulation of a Two-Dimensional Fixed-Source Neutron Transport Problem in Heterogeneous Medium," Kerntechnik (1987), 80 (2015) 167-173.
C. B. Picoloto, A. Tres, R. D. Da Cunha and L. B. Barichello, "Closed-form solutions for nodal formulations of two dimensional transport problems in heterogeneous media," Annals of Nuclear Energy, 86 (2015) 65-71.
A. Tres, C. B. Picoloto, R. D. Da Cunha and L. B. Barichello, "Explicit formulation of a nodal transport method for discrete ordinates calculations in two-dimensional fixed-source problems," Kerntechnik (1987), 79 (2014) 155-162.
C. Kamphorst, P. Rodrigues and L. B. Barichello, "A Closed-Form Solution of a Kinetic Integral Equation for Rarefied Gas Flow in a Cylindrical Duct," Applied Mathematics, 05 (2014) 1516-1527.
J. F. Prolo Filho and L. B. Barichello, "General Expressions for Auxiliary Equations of a Nodal Formulation for Two-Dimensional Transport Calculations," Journal of Computational and Theoretical Transport, 43 (2014) 01-22.
L. B. Barichello, "Explicit Formulations for Radiative Transfer Problems," In:Thermal Measurements and Inverse Techniques, CRS Press (2011). Edited By: H. R. B. Orlande, O. Fudym, D. Maillet, R. M. Cotta.
L. B. Barichello and C. E. Siewert, "Some Evaluations of Basic Nodal-Like Schemes for a Solution of Classical Problems in Particle Transport Theory," Annals of Nuclear Energy, 38 (2011) 2101-2104.
L. B. Barichello, L. C. Cabrera and J. F. Prolo Filho, "An Analytical Approach for a Nodal Scheme of Two-Dimensional Neutron Transport Problems," Annals of Nuclear Energy, 38 (2011) 1310-1317.
C. S. Scherer and L. B. Barichello, "An analytical approach to the unified solution of kinetic equations in rarefied gas dynamics. III. Evaporation and condensation problems," Zeitschrift f�r Angewandte Mathematik und Physik, 61 (2010) 95-117.
C. S. Scherer, J. F. Prolo Filho and L. B. Barichello, "An Analytical Approach to the Unified Solution of Kinetic Equations in Rarefied Gas Dynamics. II. Heat Transfer Problems," Zeitschrift f�r Angewandte Mathematik und Physik, 61 (2010) 95-117.
C. S. Scherer and L. B. Barichello, "A Heat Transfer Problem in Rarefied Gas Dynamics," Heat Transfer Engineering, 30 (2009) 282-291.
P. Rodrigues, C. H. Kamphorst and L. B. Barichello, "A Spectral Method for Rarefied Gas Dynamics Problems in Cylindrical Geometry," International Journal of Pure and Applied Mathematics, 51 (2009) 181-187.
C. S. Scherer, J. F. Prolo Filho and L. B. Barichello, "An Analytical Approach to the Unified Solution of Kinetic Equations in Rarefied Gas Dynamics. I. Flow Problems," Zeitschrift f�r Angewandte Mathematik und Physik, 60 (2009) 70-115.
R. F. Knackfuss and L. B. Barichello, "On the Temperature-Jump Problem in Rarefied Gas Dynamics: the Effect of the Cercignani-Lampis Boundary Condition," SIAM J. Applied Mathematics, 66 (2006) 2149-2186.
L. C. Cabrera and L. B. Barichello, "Unified Solutions to Some Classical Problems in Rarefied Gas Dynamics Based on the One-Dimensional Linearized S-model Equations," Zeitschrift f�r Angewandte Mathematik und Physik, 57 (2006) 285-312.
R. F. Knackfuss and L. B. Barichello, "Surface Effects in Rarefied Gas Dynamics:an Analysis Based on the^M Cercignani-Lampis Boundary Condition," European Journal of Mechanics B/Fluids, 25 (2006)113-129.
M. Camargo and L. B. Barichello, "Unified Approach for Variable Collision Frequency Models in Rarefied Gas Dynamics," Transport Theory and Sthatistical Physics 33 (2004) 227-260.
L. B. Barichello, P. Rodrigues and C. E. Siewert, "On Computing the Chapman-Enskog and Burnett Functions," Journal of Quantitative Spectroscopy and Radiative Transfer 86 (2004) 109-114.
P. Rodrigues and L. B. Barichello, "An Integral Equation Approach to Radiative Transfer in Cylindrical Media," Journal of Quantitative Spectroscopy and Radiative Transfer 83 (2004) 765-776.
L. B. Barichello, P. Rodrigues and C. E. Siewert, "A Discrete-Ordinates Solution for Dual-Mode Heat Transfer in a Cylinder," Journal of Quantitative Spectroscopy and Radiative Transfer 73 (2002) 583-602 .
L. B. Barichello, A. C. R. Bartz, M. Camargo and C. E. Siewert, "The Temperature-Jump Problem for a Variable Collision Frequency Model," Physics of Fluids 14 (2002) 382-391
L. B. Barichello, M. Camargo, P. Rodrigues and C. E. Siewert, "An Integral Equation Basic to the BGK Model for Flow in a Cylindrical Tube," Zeitschrift f�r Angewandte Mathematik und Physik 53 (2002) 769-781
R. L. Thum, L. B. Barichello, M. T. Vilhena and R. M. Cotta, "An Analytical Approach to the Solution of Multidimensional Drying Problems," Hybrid Methods in Engineering 2&3 (2001)
L. B. Barichello, M. Camargo, P. Rodrigues and C. E. Siewert, "Unified Solutions to Classical Flow Problems Based on the BGK Model," Zeitschrift f�r Angewandte Mathematik und Physik 52 (2001) 517-534
L. B. Barichello and C. E. Siewert, "The Temperature-Jump Problem in Rarefied Gas Dynamics," European Journal of Applied Mathematics 11 (2000) 353-364 .
L. B. Barichello and C. E. Siewert, "The Searchlight Problem for Radiative Transfer in a Finite Slab," Journal of Computational Physics , 157 (2000) 707-726.
L. B. Barichello, R. D. M. Garcia and C. E. Siewert, "Particular Solutions for the Discrete-Ordinates Method," Journal of Quantitative Spectroscopy and Radiative Transfer, 64 (2000) 219-226.
M. T. Vilhena, L. B. Barichello, J. R. Zabadal, C. F. Segatto, A. V. Cardona and R. P. Pazos, "Solutions to the Multidimensional Linear Transport Equation by the Spectral Method," Progress in Nuclear Energy 35 (1999) 275-291.
L. B. Barichello and C. E. Siewert, "A Discrete-Ordinates Solution for Poiseuille Flow in a Plane Channel," Zeitschrift f�r Angewandte Mathematik und Physik, 50 (1999) 972-981.
L. B. Barichello and C. E. Siewert, "A Discrete-Ordinates Solution for a Polarization Model with Complete Frequency Redistribution," The Astrophysical Journal, 513 (1999) 370-382.
L. B. Barichello and C. E. Siewert, "A Discrete-Ordinates Solution for a Non-Grey Model with Complete Frequency Redistribution," Journal of Quantitative Spectroscopy and Radiative Transfer, 62 (1999) 665-675.
M. T. Vilhena and L. B. Barichello, "A Closed-Form Solution to the One Dimensional Linear and Nonlinear Problem in Radiative Transfer," Hybrid Methods in Engineering, 1 (1999) 1-17.
L. B. Barichello and C. E. Siewert, "On the Equivalence Between the Discrete-Ordinates and the Spherical-Harmonics Methods in Radiative Transfer," Nuclear Science and Engineering, 130 (1998) 79-84.
L. B. Barichello and C. E. Siewert, "A Computation of the X and Y Functions for a Non-Grey Model with Complete Frequency Redistribution," Journal of Quantitative Spectroscopy and Radiative Transfer, 60 (1998) 649-656.
L. B. Barichello and C. E. Siewert, "The F_N Method for Spectral-Line Formation by Completely Noncoherent Scattering," Journal of Quantitative Spectroscopy and Radiative Transfer, 60 (1998) 261-276.
L. B. Barichello, M. T. Vilhena, J. R. Zabadal, C. F. Segatto and A. V. Cardona, "General Solution of One-Dimensional Approximations to the Transport Equation," Progress in Nuclear Energy, 33 (1998) 99-115.
L. B. Barichello, R. D. M. Garcia and C. E. Siewert, "A Spherical-Harmonics Solution for Radiative-Transfer Problems with Reflecting Boundaries and Internal Sources," Journal of Quantitative Spectroscopy and Radiative Transfer, 60 (1998) 247-260.
L. B. Barichello, R. D. M. Garcia and C. E. Siewert, "On Inverse Boundary.Condition Problems in Radiative Transfer," Journal of Quantitative Spectroscopy and Radiative Transfer, 57 (1997) 405-410.
J. R. Zabadal, M. T. Vilhena and L. B. Barichello, "An Analytical Solution for the Two-Dimensional Discrete Ordinates Problem in a Convex Domain," Progress in Nuclear Energy, 31 (1997) 225-228.
L. B. Barichello, R. D. M. Garcia and C. E. Siewert, "The Fourier Decomposition for a Radiative-Transfer Problem with an Asymmetrically Reflecting Ground," Journal of Quantitative Spectroscopy and Radiative Transfer, 56 (1996) 363-371.
M. T. Vilhena, C. F. Segatto and L. B. Barichello, "A Particular Solution for the S_N Radiative Transfer Problems," Journal of Quantitative Spectroscopy and Radiative Transfer, 53 (1995) 467-469.
M. T. Vilhena and L. B. Barichello, "An Analytical Solution for the Multigroup Slab Geometry Discrete Ordinates Problems," Transport Theory and Statistical Physics, 24 (1995) 1029-1037.
J. R. Zabadal, M. T. Vilhena and L. B. Barichello, "Solution of the Three- Dimensional One- Group Discrete Ordinates Problems by the LTS_N Method," Annals of Nuclear Energy, 22 (1995) 131-134.
L. B. Barichello and M. T. Vilhena, "A General Analytical Approach to the One group, One-Dimensional Transport Equation," Kerntechnik, 58 (1993) 182-184.
M. T. Vilhena and L. B. Barichello, "A New Analytical Approach to Solve the Neutron Transport Equation," Kerntechnik, 56 (1991) 334-336.

Proceedings

C. B. Pazinatto and L. B. Barichello, " Solu��o Particular via Fun��o de Green para a Adjunta da Equa��o de Transporte Unidimensional em Ordenadas Discretas: uma Aplica��o em Problemas Inversos," XXXVI CNMAC, 05-09/09/2016, Gramado, RS, Brazil. Vol. 5

P. R. Fortes, M. Camargo, S. R. Cromianski and L. B. Barichello, " Avalia��o de Propriedades de Reflectancia e Transmitancia: Um Problema de Transferencia Radiativa em Meio Homogeneo Unidimensional," XXXVI CNMAC, 05-09/09/2016, Gramado, RS, Brazil. Vol. 5

D. Schulz, R. D. Cunha and L. B. Barichello, " On The Acceleration of the Source Iteration Method," International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M&C2017, 16-20/04/2017, Jeju, Korea. p 1-7

C. B. Pazinatto and L. B. Barichello, " On The Use of Analytical Techniques for Source Reconstruction Problems," International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M&C2017, 16-20/04/2017, Jeju, Korea. p 1-6

F. S. Azevedo, E. Sauter, P. H. A. Konzen and L. B. Barichello, " Nystrom Method Applied to Integral Formulation of the Neutron Transport Equation in X-Y Geometry," 2017 International Nuclear Atlantic Conference, 22-27/10/2017, Belo Horizonte, MG, Brazil. p 1-9

X. Hu, Y. A. Azmy, C. B. Picoloto, A. Tres and L. B. Barichello, " Error Due to Angular Discretization in the Discrete Ordinates Approximation of the Transport Eqiuation in Two-Dimensioanal Cartesian Geometry," PHYSOR 2016, 01-05/05/2016, Sun Valley, ID, USA. p 2807-2816

S. R. Cromianski and L. B. Barichello, " A nodal method for solving the two dimensional particle transport equation," 16th Brazilian Congress of Thermal Sciences and Engineering, 07-10/11/2016, Vit�ria, ES, Brazil. p 1-8

R. D. Cunha, A. Tres and L. B. Barichello, " A Study on the Parallel, Iterative Solution of Systems of Linear Equations Appearing on Analytical Nodal Schemes for Two-Dimensional Cartesian Geometry Discrete Ordinates Problems," Joint International Conference on Mathematics and Computation (M&C), Supercomputing in Nuclear Applications (SNA) and the Monte Carlo (MC) Method, 19-23/04/2015, Nashville, TN, USA. p 1-12

C. B. Pazinatto, S. R. Cromianski, R. C. Barros and L. B. Barichello, " An Analytical Discrete Ordinates Solution for One-Spped Slab Geometry Adjoint Transport Problems with Isotropic Scattering," Joint International Conference on Mathematics and Computation (M&C), Supercomputing in Nuclear Applications (SNA) and the Monte Carlo (MC) Method, 19-23/04/2015, Nashville, TN, USA. p 1-11

C. B. Picoloto, P. Rodrigues, R. D. Cunha and L. B. Barichello, " Sistemas derivados de esquemas nodais em problemas bidimensionais de transporte de part�culas: uma an�lise espectral," XXXV CNMAC, 08-12/09/2014, Natal, RN, Brazil. Vol. 3

A. Tres, C. B. Picoloto, L. B. Barichello and R. D. Cunha, " Uma solu��o particular baseada em fun��es de Green para formula��es nodais derivadas da equa��o de transporte bidimensional," CMAC Sul, 19-21/02/2014, Curitiba, PR, Brazil. Vol. 2

J. F. Prolo Filho and L. B. Barichello, " An Analytical Discrete Ordinates Solution for a Nodal Model of a Two-Dimensional Neutron Transport Problem," International Conference on Mathematics & Computational Methods Applied to Nuclear Science & Engineering, 05-09/05/2013, Sun Valley, ID, USA. p 2350-2360

A. Tres, C. Becker, R. D. Cunha and L. B. Barichello, " A Deterministic Approach for Neutron Transport in Two-Dimensional Domains," 22nd International Congress of Mechanical Engineering, 03-07/11/2013, Ribeir�o Preto, SP, Brazil. p. 6922-6930

C. B. Picoloto, A. Tres, R. D. Cunha and L. B. Barichello, " Two-dimensional neutron transport problems with reflective boundary conditions: an analytical approach," 2013 International Nuclear Atlantic Conference, 24-29/11/2013, Recife, PE, Brazil. p. 6922-6930

C. Kamphorst, P. Rodrigues, M. Camargo and L. B. Barichello, " Gases Rarefeitos em Dutos Cil�ndricos com Superf�cies Refletoras: uma Abordagem Espectral," CNMAC 2012, 17-21/09/2012, �guas de Lind�ia, SP, Brazil.

J. T. Reichert and L. B. Barichello, "An Analytical Approach to the Solution of the Transport Equation for Photons," International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M&C2011, 08-12/05/2011, Rio de Janeiro, RJ, Brazil. p 1-10 (CD-Rom)

J. T. Reichert and L. B. Barichello, "Solucao em Forma Fechada para Equacao Integro Diferencial de Transporte de Fotons", XXXIII CNMAC, 20-23/09/2010, Aguas de Lindoia, SP, Brazil. 6p. CD-Rom.

P. Rodrigues, C. H. Kamphorst and L. B. Barichello, "Solucao Espectral para Equacao Integral Vetorial da Dinamica de Gases Rarefeitos", XXIII CNMAC, 20-23/09/2010, Aguas de Lindoia, SP, Brazil. 6p. CD-Rom.

D. R. Golbert and L. B. Barichello, "Explicit Formulations for Heterogeneous Media Radiative Transfer Inverse Problems", Inverse Problems Design and Optimization Symposium 2010, 25-27/08/2010, Joao Pessoa, PB, Brazil. 6p. CD-Rom.

C. H. Kamphorst, P. Rodrigues and L. B. Barichello, "A Spectral Approach to Compute Rarefied Gas Flows in Cylindrical Geometry", International Nuclear Atlantic Conference 2009 , 28/10-02/11/2009, Rio de Janeiro, RJ, Brazil. 10p. CR-Rom.

L. B. Barichello, L.C. Cabrera and J. F. Prolo Filho, "An Analytical Discrete Ordinates Solution for Two Dimensional Problems Based on Nodal Schemes", International Nuclear Atlantic Conference 2009 , 28/10-02/11/2009, Rio de Janeiro, RJ, Brazil. 10p. CD-Rom.

C. S. Scherer and L. B. Barichello, "Evaporation Effects in Rarefied Gas Flows", COBEM 2009, 15-19/11/2009, Gramado, RS, Brazil, p.01-10, CD-Rom.

G. B. Goldschmidt and L. B. Barichello, "Determinacao do fator de Build Up em meio semi infinito atraves do metodo ADO", XV CREEM, 29-09 a 03-10/2008, Curitiba, PR, Brazil, p.01-06, CD-Rom.

G. B. Goldschmidt, J. T. Reichert and L. B. Barichello, "A discrete ordinates solution for a radiation therapy problem", ENCIT2008, 10 a 14/11/2008, Belo Horizonte, MG, Brazil, p 01-08, CD-Rom.

C. H. Kamphorst, P. Rodrigues e L. B. Barichello, "Solucao via Splines de Equacao Integral Relativa ao Fluxo de Gas Rarefeito em Duto Cilindrico", CNMAC 2007, 03 a 06/09/2007, Florianopolis, SC. Brazil. p.01-05, CD-Rom,

R. F. Knackfuss and L. B. Barichello, "Fluxo de Couette na Dinamica de Gases Rarefeitos:uma Formucao Generica para o Tratamento da Interaccao do Gas com a Superficie" , CILAMCE 2006, 06 a 09/09/2006, Belem, PA, Brazil. CD-Rom.

L. B. Barichello, L. C. Cabrera, M. Camargo, R. F. Knackfuss, P. Rodrigues and C. S. Scherer, "On the Application of the Discrete-Ordinates Method in Rarefied Gas Dynamics". International Nuclear Atlantic Conference 29/08-02/09/2005, Santos, SP. Brazil. CD-Rom(ISBN 85-99141-01-5

R. F. Knackfuss, M. Camargo and L. B. Barichello, "On the Temperature-jump Problem in Rarefied Gas Dynamics". 10th Brazilian Congress of Thermal Engineering and Sciences 29/11-03/12/2004, Rio de Janeiro, RJ. Brazil. CD-Rom

R. F. Knackfuss and L. B. Barichello, "A Discrete-Ordinates Solution to the Poiseuille Flow Problem in the Rarefied Gas Dynamics Based on the BGK Model with Generalized Boundary Conditions". Ibero American Congress on Computational Methods in Engineering 29-31/10/2003, Ouro Preto, MG. Brazil. CD-Rom

L. B. Barichello, P. Rodrigues and C. E. Siewert, "On Computing the Chapman-Enskog and Burnett Functions". 18th International Conference on Transport Theory 21-25/07/2003. Rio de Janeiro, RJ. Brazil. p 247-250

M. Camargo, L. C. Cabrera, R. F. Knackfuss and L. B. Barichello, "Unified Approach for Variable Collision Frequency Models in Rarefied Gas Dynamics". 18th International Conference on Transport Theory 21-25/07/2003. Rio de Janeiro, RJ. Brazil. p 86-90

P. Rodrigues and L. B. Barichello, "Splines Cubicas de Hermite na Resolucao de Problemas Acoplados de Transferencia de Calor. VII Encontro Regional de Mat Aplicada e Computacional 20-21/07/2002. Porto Alegre, RS. Brazil. p 198-203

M. Camargo and L. B. Barichello, "O Problema de Salto de Temperatura na Dinamica de Gases Rarefeitos". VII Encontro Regional de Mat Aplicada e Computacional 20-21/07/2002. Porto Alegre, RS. Brazil. p 190-195

L. B. Barichello, "Some Comments Concerning Inverse Problems in Particle Transport Theory". 4th International Conference on Inverse Problems in Engineering 26-31/05/2002. Angra dos Reis, RJ. Brazil.

L. B. Barichello and C. E. Siewert, "A New Version of the Discrete-Ordinates Method". 2nd International Conference on Computational Heat and Mass Transfer 22-26/10/2001. Rio de Janeiro, RJ. Brazil.

M. Camargo, P. Rodrigues and L. B. Barichello, "Discrete Ordinates Solutions to Some Classical Flow Problems in the Rarefied Gas Dynamics". ENCIT 2000 - Encontro Nacional de Ciencias Termicas. 03 a 06/10/2000. Porto Alegre, RS. CD-ROM.

R. L. Thum, L. B. Barichello, M. T. Vilhena e R. M. Cotta, "Solu��o do Problema de Luikov por Transformada Integral (GITT) e Transformada de Laplace". VII ENCIT - Encontro Nacional de Ci�ncias T�rmicas. 03 a 06/11/98. Rio de Janeiro, RJ. 43-46.

R. Perguer e L. B. Barichello, "Um Problema Inverso de Condi��es de Contorno em Teoria de Transporte". XX CNMAC - Congresso Nacional de Matem�tica Aplicada e Computacional. 08 a 12/09/97. Gramado, RS. 528-529.

J. R. Zabadal, L. B. Barichello e M. T. Vilhena, "Solu��o LTS_N Bidimensional com Depend�ncia Angular Cont�nua". XI ENFIR- Encontro Nacional de F�sica de Reatores e Termo-Hidr�ulica. 18 a 22/08/97. Po�os de Caldas, MG. 198-201.

L. B. Barichello, R. D. M. Garcia and C. E. Siewert, "Radiative Transfer With Asymmetric Ground Reflection,"
Proceedings of the II-nd Italian-Latinamerican Conference on Applied and Industrial Mathematics-ITLA 97, Roma (1997) 13.

L. B. Barichello e M. T. Vilhena,, ``O M�todo LTS_N na Solu��o da Equa��o de Transporte em Geometria Esf�rica''. X ENFIR - Encontro Nacional de F�sica de Reatores e Termo-Hidr�ulica. 07 a 11/08/1995. �guas de Lind�ia - SP. 507-509

L. B. Barichello, M. T. Vilhena e J. R. Zabadal, ``Formula��o LTS_N com Depend�ncia Cont�nua na Vari�vel Angular''. X ENFIR - Encontro Nacional de F�sica de Reatores e Termo-Hidr�ulica. 07 a 11/08/1995. �guas de Lind�ia - SP. 475-479

J. R. Zabadal, L. B. Barichello e M. T. Vilhena, ``Simula��o Num�rica de Problemas Inversos pelo M�todo LTS_N''. X ENFIR - Encontro Nacional de F�sica de Reatores e Termo-Hidr�ulica. 07 a 11/08/1995. �guas de Lind�ia - SP. 465-469

C. F. Segatto, L. B. Barichello e M. T. Vilhena, ``Estudo Comparativo dos M�todos de Solu��o da Aproxima��o S_N da Equa��o de Transporte Linear''. XVII CNMAC - Congresso Nacional de Mat. Aplicada e Computacional. 29/08 a 02/09/94. Vit�ria ES. Vol 1 pp 236-240.

J. R. Zabadal, L. B. Barichello e M. T. Vilhena,, ``Problemas Inversos em Teoria de Transporte pela Formulacao LTS$_N$ em Duas DImens�es''. V CGEN Congresso Geral de Energia i Nuclear. Agosto de 1994. Rio de Janeiro - RJ

J. R. Zabadal, L. B. Barichello e M. T. Vilhena, ``Solu��o da Equa��o Tridimensional de Transporte pelo M�todo LTS_N''. V CGEN Congresso Geral de Energia Nuclear. Agosto de 1994. Rio de Janeiro - RJ. p. 189-190.

J. R. Zabadal, L. B. Barichello e M. T. Vilhena, ``Solu��o de Equa��o de Ordenadas Discretas em Duas Dimens�es pelo M�todo LTS_N''. IX ENFIR - Encontro Nacional de F�sica de Reatores e Termohidr�ulica. 25 a 29/10/1993. Caxambu, MG. p 90-92

J. V. P. Oliveira, M. N. Agostini, L. B. Barichello. e M. T. Vilhena, ``Formula��o Anal�tica para Solu��o do Problema de Ordenada Discreta Unidimensional de Transporte de Neutrons com Espalhamento Anisotr�pico''. IX ENFIR - Encontro Nacional de F�sica de Reatores e Termohidr�ulica. 25 a 29/10/1993. Caxambu, MG. p 72-77

L. B. Barichello e M. T. Vilhena,, ``Um Problema Inverso em Transporte de Neutrons e Radia��o''. IX ENFIR - Encontro Nacional de F�sica de Reatores e Termohidraulica. 25 a 29/10/1993. Caxambu, MG. p 22-24

L. B. Barichello e M. T. Vilhena,, ``A Formulation LTS_N para Problema de Ordenada Discreta Unidimensional de Multigrupo'', IV Congresso Geral de Energia Nuclear, Rio de Janeiro, Julho de 1992. p 409-411

L. B. Barichello e M. T. Vilhena, ``Analytical Matrix Solution for the One-Group Slab-Geometry Discrete Ordinate Problem''. VIII ENFIR - Encontro Nacional de Fisica de Reatores e Termohidraulica - 17 a 20 de setembro de 1991 - Atibaia, SP. p. 421-422.

M. T. Vilhena, J. C. R. Claeyssen, G. J. Lopez. e L. B. Barichello, ``Otimizacao do Algoritmo de Invers�o Num�rica ALG-619'',
X Congresso Nacional de Matem�tica Aplicada e Computacional, Gramado, RS outubro de 1987. Vol. 2, p. 1040-1045.