Retrieval of the optical properties of a two-layered diffusive medium from measurements of time resolved reflectance

F Martelli, S Del Bianco, G Zaccanti - European Conference on …, 2003 - opg.optica.org
A procedure for retrieving the optical properties of a two-layered diffusive medium based on
an exact analytical solution of the time dependent diffusion equation and on multidistance …

Design of selective emitting media within a cylindrical tube for conversion of wasted heat energy to electrical energy

P Starvaggi, M Hoffman, CB Clemons… - Journal of Applied …, 2011 - pubs.aip.org
Thermophotovoltaic (TPV) energy conversion is the conversion of heat energy to electrical
energy via light. This manuscript focuses on the geometric design of emitting material within …

Inverse problem for biomedical applications: use of prior information on target and forward model parameters

F Martelli, S Del Bianco… - Optical Tomography and …, 2011 - spiedigitallibrary.org
We propose the use of a retrieval operator for biomedical applications in near-infrared
spectroscopy. The proposed retrieval operator is based on the" Optimal Estimation" method …

General perturbative approach to the diffusion equation in the presence of absorbing defects: frequency-domain and time-domain results

A Sassaroli, F Martelli, S Fantini - Optical Tomography and …, 2011 - spiedigitallibrary.org
In this work, based on our previously proposed perturbation theory for the diffusion equation,
we present new theoretical results in time and frequency domains. More specifically, we …

Coherent Hemodynamics Spectroscopy: A New Technique to Characterize the Dynamics of Blood Perfusion and Oxygenation in Tissue

S Fantini, KT Tgavalekos, X Zang… - Optics, Photonics and …, 2018 - Springer
Hemodynamic-based neuroimaging techniques such as near-infrared spectroscopy (NIRS)
and functional magnetic resonance imaging (fMRI) are directly sensitive to the blood volume …

[PDF][PDF] Optical Characterization of Two-Layered Turbid Media for Non-Invasive

B Hallacoglu, A Sassaroli, S Fantini - Absolute Oximetry in Cerebral and, 2013 - Citeseer
We introduce a multi-distance, frequency-domain, near-infrared spectroscopy (NIRS)
method to measure the optical coefficients of two-layered media and the thickness of the top …

Comparison of independent forward solvers for photon migration through layered media

F Martelli, S Del Bianco, G Zaccanti… - … of Tissue IX, 2011 - spiedigitallibrary.org
We present a multi-laboratory comparison of several independent forward solvers used for
photon migration through layered media. Two main categories of forward solvers are …

Use of a Diffusive Approximation of Radiative Transfer for Modeling Thermophotovoltaic Systems

MJ Hoffman - 2010 - rave.ohiolink.edu
Thermophotovoltaic (TPV) energy conversion is the conversion of heat energy to electrical
energy via light. When a TPV material is heated, it emits ultraviolet light. This light is then …

Use of a Diffusive Approximation of Radiative Transfer for Modeling Thermophotovoltaic Systems

PW Starvaggi - 2010 - rave.ohiolink.edu
Thermophotovoltaic (TPV) energy conversion is the transfer of heat energy into electrical
energy via light. A TPV material is heated and as a result radiates light. The infra-red light is …

[PDF][PDF] Opfical Tomography and Spectroscopy of Tissue V

BJ Tromberg - 2003 - academia.edu
An exact solution of the time dependent diffusion equation for a layered diffusive medium
has been obtained by using a method based on the decomposition of the fluence rate in a …