Coupled radiative transfer equation and diffusion approximation model for photon migration in turbid medium with low-scattering and non-scattering regions

T Tarvainen, M Vauhkonen… - Physics in Medicine …, 2005 - iopscience.iop.org
In this paper, a coupled radiative transfer equation and diffusion approximation model is
extended for light propagation in turbid medium with low-scattering and non-scattering …

[HTML][HTML] Finite element approximation of the radiative transport equation in a medium with piece-wise constant refractive index

O Lehtikangas, T Tarvainen, AD Kim… - Journal of Computational …, 2015 - Elsevier
The radiative transport equation can be used as a light transport model in a medium with
scattering particles, such as biological tissues. In the radiative transport equation, the …

Finite element model for the coupled radiative transfer equation and diffusion approximation

T Tarvainen, M Vauhkonen… - … journal for numerical …, 2006 - Wiley Online Library
In this paper a coupled radiative transfer equation and diffusion approximation model for
light propagation in tissues is proposed. The light propagation is modelled with the radiative …

Photon migration through a turbid slab described by a model based on diffusion approximation. I. Theory

D Contini, F Martelli, G Zaccanti - Applied optics, 1997 - opg.optica.org
The diffusion approximation of the radiative transfer equation is a model used widely to
describe photon migration in highly diffusing media and is an important matter in biological …

Source of error in calculation of optical diffuse reflectance from turbid media using diffusion theory

LV Wang, SL Jacques - Computer methods and programs in biomedicine, 2000 - Elsevier
Diffusion theory and similarity relations were used to calculate the optical diffuse reflectance
of an infinitely narrow laser beam incident upon a semi-infinite turbid medium. The results …

Equivalence of four Monte Carlo methods for photon migration in turbid media

A Sassaroli, F Martelli - JOSA A, 2012 - opg.optica.org
In the field of photon migration in turbid media, different Monte Carlo methods are usually
employed to solve the radiative transfer equation. We consider four different Monte Carlo …

Hybrid radiative-transfer–diffusion model for optical tomography

T Tarvainen, M Vauhkonen, V Kolehmainen… - Applied …, 2005 - opg.optica.org
A hybrid radiative-transfer–diffusion model for optical tomography is proposed. The light
propagation is modeled with the radiative-transfer equation in the vicinity of the laser …

Photon migration in turbid media using a cumulant approximation to radiative transfer

M Xu, W Cai, M Lax, RR Alfano - Physical Review E, 2002 - APS
A photon transport model for light migration in turbid media based on a cumulant
approximation to radiative transfer is presented for image reconstruction inside an infinite …

Experimental verification of the effect of refractive index mismatch on the light fluence in a turbid medium

TJ Farrell, MS Patterson - Journal of Biomedical Optics, 2001 - spiedigitallibrary.org
Diffusion theory is often used to model the transport of light within tissue. It can be used to
calculate the light fluence rate in tissue, for example, during photodynamic therapy, or to …

Practical improvements on photon diffusion theory: application to isotropic scattering

R Graaff, K Rinzema - Physics in Medicine & Biology, 2001 - iopscience.iop.org
Based on the analysis of an isotropic point source in an infinite, isotropically scattering turbid
medium, we suggest several modifications to the well-known diffusion theory. Compared …