Rapid determination of free amino acids and caffeine in matcha using near-infrared spectroscopy: A comparison of portable and benchtop systems

Q Ouyang, L Liu, L Wang, M Zareef, Z Wang… - Journal of Food …, 2023 - Elsevier
Matcha is gaining popularity around the globe, because of its worthy compositions and
health benefits. This work proposed to predict free amino acids (FAA) and caffeine contents …

[HTML][HTML] Synergistic effect of TEMPO-coated TiO2 nanorods for PDT applications in MCF-7 cell line model

M Fakhar-e-Alam, M Atif, KS Alimgeer, MS Rana… - Saudi Journal of …, 2020 - Elsevier
This study focuses on the synthesis, characterization, and assessment of the synergistic
effect of 2, 2, 6, 6, tetramethylpiperidine-N-oxyl (TEMPO)-coated titanium dioxide nanorods …

Numerical simulation of a light field structure in an integrating sphere via the Monte Carlo method

A Yushmanova, S Sheberstov, D Glukhovets… - Photonics, 2023 - mdpi.com
The integrated cavity absorption meter is designed to measure the seawater absorption
coefficient spectra which are necessary for studying ocean productivity and heat balance …

Determination of anthocyanin and moisture content of purple sweet potatoes during drying process by their optical properties in the 400–1050 nm range

J Peng, K Wang, C Ma, J Long, K Tu, L Pan - Food Chemistry, 2021 - Elsevier
This research investigated the potential of using optical properties to assess quality
attributes of purple sweet potatoes (PSPs) during drying process. The absorption (μ a) and …

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] A biophotonic platform for quantitative analysis in the spatial, spectral, polarimetric, and goniometric domains

H Månefjord, M Li, C Brackmann, N Reistad… - Review of Scientific …, 2022 - pubs.aip.org
Advanced instrumentation and versatile setups are needed for understanding light
interaction with biological targets. Such instruments include (1) microscopes and 3D …

Scattering and absorption properties modification of optically cleared skeletal muscles: an ex vivo study

AH Sheet, O Hamdy, M Abdel-Harith - JOSA A, 2023 - opg.optica.org
Optical clearing is a relatively new approach to enhancing the optical transparency of
biological tissues by reducing their scattering properties. The optical clearing effect is …

Real-time and accurate estimation ex vivo of four basic optical properties from thin tissue based on a cascade forward neural network

H Chen, K Liu, Y Jiang, Y Liu, Y Deng - Biomedical Optics Express, 2023 - opg.optica.org
Double integrating sphere measurements obtained from thin ex vivo tissues provides more
spectral information and hence allows full estimation of all basic optical properties (OPs) …

Measurement of tissue optical properties in the 400 to 700 nm range to assess light penetration depths for laser treatment of upper tract urothelial carcinomas

H Watabe, Y Shimojo, A Shingu, H Ito… - Journal of …, 2024 - spiedigitallibrary.org
Significance For therapeutic approaches for upper tract urothelial carcinomas, the
absorption μ a and reduced scattering μ s′ coefficients of these tissues are essential …

Determination of tissue oxygen saturation by diffuse reflectance spectroscopy

LL Sánchez-Ramos… - Journal of …, 2023 - spiedigitallibrary.org
Significance Tissue oxygenation is a parameter that allows for determining the health status
of human beings. In diabetic patients, it is particularly important to evaluate this parameter as …