Estimation of optical parameters and fluence rate distribution in biological tissues via a single integrating sphere optical setup

O Hamdy, M Fathy, TA Al-Saeed, J El-Azab… - Optik, 2017 - Elsevier
Optical parameters of biological tissues play an important role in tissue characterization,
including the absorption and scattering coefficients and the anisotropy factor. These …

Distant-detector versus integrating sphere measurements for estimating tissue optical parameters: a comparative experimental study

O Hamdy, NH Solouma - Optik, 2021 - Elsevier
Accurate determination of the optical absorption and scattering properties of biological
tissues is a vital issue in many clinical and biomedical applications. These properties assist …

[HTML][HTML] Ex vivo determination of broadband absorption and effective scattering coefficients of porcine tissue

F Bergmann, F Foschum, L Marzel, A Kienle - Photonics, 2021 - mdpi.com
A novel approach for precise determination of the optical scattering and absorption
properties of porcine tissue using an optimized integrating sphere setup was applied …

Effect of light losses of sample between two integrating spheres on optical properties estimation

D Zhu, W Lu, S Zeng, Q Luo - Journal of biomedical optics, 2007 - spiedigitallibrary.org
A Monte Carlo algorithm is applied to simulate the measurements of a sample with glass
slides sandwiched between the double integrating sphere (DIS) setup. The effects caused …

Determination of optical properties in double integrating sphere measurement by artificial neural network based method

T Nishimura, Y Takai, Y Shimojo, H Hazama, K Awazu - Optical Review, 2021 - Springer
An accurate inversion technique in double integrating sphere (DIS) measurement is
essential for determining the optical properties of biological tissue. Although there are …

Double-integrating-sphere system for measuring the optical properties of tissue

JW Pickering, SA Prahl, N Van Wieringen, JF Beek… - Applied …, 1993 - opg.optica.org
A system is described and evaluated for the simultaneous measurement of the intrinsic
optical properties of tissue: the scattering coefficient, the absorption coefficient, and the …

Determination of optical tissue properties with double integrating sphere technique and Monte Carlo simulations

A Roggan, O Minet, C Schroeder… - Cell and Biotissue …, 1994 - spiedigitallibrary.org
The optical properties of white matter human brain, canine prostate and pig liver were
measured in the wavelength range 330-1100 nm. The measurements were carried out in …

[HTML][HTML] Optical characterization of biological tissues based on fluorescence, absorption, and scattering properties

O Hamdy, Z Abdel-Salam, M Abdel-Harith - Diagnostics, 2022 - mdpi.com
Optical diagnostics methods are significantly appealing in biological applications since they
are non-destructive, safe, and minimally invasive. Laser-induced fluorescence is a …

Optical properties measurement of highly diffusive tissue phantoms for biomedical applications

A Rehman, I Ahmad, K Rehman, S Anwar… - Laser …, 2014 - iopscience.iop.org
Extensive research in biomedical optics essentially requires the determination of optical
properties of various biological tissues. Quantitative characterization of biological tissues in …

[HTML][HTML] A method for medical diagnosis based on optical fluence rate distribution at tissue surface

O Hamdy, J El-Azab, TA Al-Saeed, MF Hassan… - Materials, 2017 - mdpi.com
Optical differentiation is a promising tool in biomedical diagnosis mainly because of its
safety. The optical parameters' values of biological tissues differ according to the …