The spatial variation of the refractive index in biological cells

J Beuthan, O Minet, J Helfmann… - Physics in Medicine & …, 1996 - iopscience.iop.org
With a phase microscope the phase shift of cells from type L 929 fibroblast and mitochondria
from liver cells was measured. Compared to the total phase shift caused by the cell relative …

Determination of optical properties of human blood <?xpp qa?>in the spectral range using Monte Carlo simulations with hematocrit-dependent effective …

M Friebel, A Roggan, G Müller… - Journal of biomedical …, 2006 - spiedigitallibrary.org
The absorption coefficient μ a, scattering coefficient μ s, and anisotropy factor g of diluted
and undiluted human blood (hematocrit 0.84 and 42.1%) are determined under flow …

Optical properties of native and coagulated porcine liver tissue between 400 and 2400 nm

JP Ritz, A Roggan, C Isbert, G Müller… - Lasers in Surgery …, 2001 - Wiley Online Library
Abstract Background and Objective Laser induced thermotherapy (LITT) is a promising
treatment for irresectable liver tumors. For predicting the effects of laser applications and …

[图书][B] Fluorescence Diagnosis in the Border Zone of Liver Tumors

W Rettig, B Strehmel, S Schrader, H Seifert, J Beuthan… - 1999 - Springer
For several years laser-induced fluorescence spectroscopy (LIF) has been a valuable tool in
medical diagnosis detecting the relative distribution of endogenous chromophors [1–15]. In …

In vitro double-integrating-sphere optical properties of tissues between 630 and 1064 nm

JF Beek, P Blokland, P Posthumus… - Physics in Medicine …, 1997 - iopscience.iop.org
The optical properties (absorption and scattering coefficients and the scattering anisotropy
factor) were measured in vitro for cartilage, liver, lung, muscle, myocardium, skin, and …

Optical properties of platelets and blood plasma and their influence on the optical behavior of whole blood in the visible to near infrared wavelength range

M Meinke, G Müller, J Helfmann… - Journal of biomedical …, 2007 - spiedigitallibrary.org
The optical parameters absorption coefficient, scattering coefficient, and the anisotropy
factor of platelets (PLTs) suspended in plasma and cell-free blood plasma are determined …

Optical properties of native and coagulated human liver tissue and liver metastases in the near infrared range

CT Germer, A Roggan, JP Ritz, C Isbert… - Lasers in Surgery …, 1998 - Wiley Online Library
Abstract Background and Objective Knowledge about optical parameters and the resultant
light distribution in laser‐treated tissue is important for predicting the effects of laser‐induced …

Precise determination of the optical properties of turbid media using an optimized integrating sphere and advanced Monte Carlo simulations. Part 1: Theory

F Foschum, F Bergmann, A Kienle - Applied Optics, 2020 - opg.optica.org
In this paper, we describe a method used to determine the optical properties, namely, the
effective scattering and absorption coefficients, employing an optimized three-dimensional …

Empirical model functions to calculate hematocrit-dependent optical properties of human blood

M Meinke, G Müller, J Helfmann, M Friebel - Applied optics, 2007 - opg.optica.org
The absorption coefficient, scattering coefficient, and effective scattering phase function of
human red blood cells (RBCs) in saline solution were determined for eight different …

A mathematical model for predicting the temperature distribution in laser-induced hyperthermia. Experimental evaluation and applications

C Sturesson, S Andersson-Engels - Physics in Medicine & …, 1995 - iopscience.iop.org
A time-dependent mathematical model for the heat transfer in laser-induced hyperthermia
has been developed. The model calculates the temperature distribution in surface irradiated …