Óscar Orellana Estay

Información:

  • Grado Académico: Ph.D New York University (Estados Unidos)
  • Campus: Casa Central
  • Oficina: F-333
  • Email: oscar.orellana@usm.cl
  • Teléfono: (56) (32) 265 4310

Publicaciones Recientes

Núm. Autores Artículo Revista Año
20

O. Castillo-Felisola, B. Grez, O. Orellana, J. Perdiguero, F. Ramirez, A. Skirzewski, A. R. Zerwekh

Polynomial Affine Model of Gravity in Three-Dimensions

Universe 8(2), 68 (2022).

2022
19

O. Castillo-Felisola, B. Grez, O. Orellana, J. Perdiguero, F. Ramirez, A. Skirzewski, A. R. Zerwekh

Aspects of the polynomial affine model of gravity in three dimensions

Eur. Phys. J. C 82 (8), (2022).

2022
18

C. Contreras, G. Cvetič, O. Orellana

pQCD running couplings finite and monotonic in the infrared: when do they reflect the holomorphic properties of spacelike observables?

Journal of Physics Communications (JPCO) 5 (1), 1-20 (2021).

2021
17

O. Castillo-FelisolaJ.PerdigueroO. OrellanaA. R. Zerwekh

Emergent metric and geodesic analysis in cosmological solutions of (torsion-free) polynomial affine gravity

Classical and Quantum GravityVol. 37 (7), March 2020.

2020
16

R. Bustamante, R. Rajagopal, O. Orellana, R.Meneses

Implicit constitutive relations for describing the response of visco-elastic bodies

International Journal of Non-Linear Mechanics Volume 126, November 2020, 103526

2020
15

R. Bustamante, R. Rajagopal, O. Orellana, R.Meneses

Implicit constitutive relations for visco-elastic solids: Part II. Non-homogeneous deformations

International Journal of Non-Linear Mechanics Volume 126, November 2020, 103560

2020
14

R. Meneses, O. Orellana

Solving a nonlinear variation of the heat equation: self-similar solutions of the second kind and other results.

J. Evol. Equ. 19 (2019), no. 3, 915–929

2019
13

R. Meneses, O. Orellana, R. Bustamante

A note on the wave equation for a class of constitutive relations for nonlinear elastic bodies that are not Green elastic

Mathematics and Mechanics of Solids; Vol. 23(2), pp. 148-158; Feb. 2018.

2018
12

C. Dib, O. Orellana

Quantum and classical limits in a potential step

European Journal of Physics; Vol. 38(4), art. 045403; July 2017

2017
11

R. Bustamante, O. Orellana, R. Meneses, K.R. Rajagopal

Large deformations of a new class of incompressible elastic bodies

Zeitschrift für angewandte Mathematik und Physik; Vol. 67, art. 47; Jun. 2016.

2016
10

O. Orellana, R. Durán

Sobre el realismo Matemático de Zubiri y su Interpretación de los Teoremas de Gödel y Cohen

ARBOR Ciencia, Pensamiento y Cultura; Vol. 192(780), art. A333; Jul.-Aug. 2016.

2016
9

R. Meneses, O. Orellana

On a Sturm-Liouville problem with spectral and physical parameters in boundary conditions

IMA Journal of Applied Mathematics; Vol. 81(1), pp. 100-131; Feb. 2016.

2016
8

F. Ternat, P. Daripa, O. Orellana

On an inverse problem: recovery of non-smooth solutions to backward heat equation

Appl. Math. Model. 36 (2012), no. 9, 4003–4019

2012
7

F. Ternat, O. Orellana, P. Daripa

Two stable methods with numerical experiments for solving the backward heat equation

Appl. Numer. Math. 61 (2011), no. 2, 266–284

2011
6

D. Papageorgiou, O. Orellana

Study of cylindrical jet breakup using one-dimensional approximations of the Euler equations

SIAM J. Appl. Math. 59 (1999), no. 1, 286–317.

1999
5

O. Orellana

A non-linear theory for the evolution of source or sink curves

Sci. Ser. A Math. Sci. (N.S.) 5 (1992/93), 87–99 (1995).

1995
4

O. Orellana

On some analytic and computational aspects of two-dimensional vortex sheet evolution.

Computational methods and function theory (Valparaíso, 1989), 143–154, Lecture Notes in Math., 1435, Springer, Berlin, 1990

1990
3

R.E. Caflisch, O. Orellana, M. Siegel

A localized approximation method for vortical flows

SIAM J. Appl. Math. 50 (1990), no. 6, 1517–1532.

1990
2

R. Caflisch, O. Orellana

Singular solutions and ill-posedness for the evolution of vortex sheets

SIAM J. Math. Anal. 20 (1989), no. 2, 293–307.

1989
1

R. Caflisch, O. Orellana

Long time existence for a slightly perturbed vortex sheet

Comm. Pure Appl. Math. 39 (1986), no. 6, 807–838.

1986

Proyectos Vigentes

Programa Nombre Proyecto Periodo
FONDECYT REGULAR 1181414 Análisis Crítico del Uso de Modelos Matemáticos en Economía 2018 - 2021