[HTML][HTML] Inner filter effect in fluorescence spectroscopy: As a problem and as a solution

SK Panigrahi, AK Mishra - Journal of Photochemistry and Photobiology C …, 2019 - Elsevier
This article discusses three aspects of inner filter effect (IFE) in fluorescence spectroscopy.(i)
First, IFE as undesirable in fluorescence measurements: IFE results in non-linear …

Tocopherols and tocotrienols in plants and their products: A review on methods of extraction, chromatographic separation, and detection

RK Saini, YS Keum - Food Research International, 2016 - Elsevier
Vitamin E consists of four tocopherols (α-, β-, γ-, and δ-tocopherol) and four tocotrienols (α-,
β-, γ-, and δ-tocotrienols), collectively referred to as tocochromanols or tocols. Tocols are …

[HTML][HTML] Microencapsulation of olive leaf extract by freeze-drying: Effect of carrier composition on process efficiency and technological properties of the powders

R González-Ortega, M Faieta, CD Di Mattia… - Journal of Food …, 2020 - Elsevier
In this study the effect of matrix composition on process encapsulation efficiency, antioxidant
capacity and physical properties of microencapsulated olive (Olea europaea L.) leaves …

Potential of front face fluorescence spectroscopy and fluorescence imaging in discriminating adulterated extra-virgin olive oil with virgin olive oil

KA Omwange, DF Al Riza, Y Saito, T Suzuki, Y Ogawa… - Food Control, 2021 - Elsevier
Due to the health benefits of extra virgin olive oil (EVOO) and its increasing consumption
patterns, adulteration of these oils using lower grade olive oils like virgin olive oil (VOO) and …

Evaluation of the overall quality of olive oil using fluorescence spectroscopy

E Guzmán, V Baeten, JAF Pierna, JA García-Mesa - Food Chemistry, 2015 - Elsevier
The fluorescence spectra of some olive oils were examined in their natural and oxidised
state, with wavelength range emissions of 300–800 nm and 300–400 nm used as excitation …

Cultivar and geographical origin authentication of Italian extra virgin olive oil using front-face fluorescence spectroscopy and chemometrics

DF Al Riza, N Kondo, VK Rotich, C Perone, F Giametta - Food Control, 2021 - Elsevier
A front-face fluorescence method has been used to obtain an excitation-emission matrix
(EEM) of various Italian mono-cultivar, and mix-cultivar, extra virgin olive oils without any …

Extraction systems and analytical techniques for food phenolic compounds: a review

A Lama-Muñoz, MM Contreras - Foods, 2022 - mdpi.com
Phenolic compounds are highly valuable food components due to their potential utilisation
as natural bioactive and antioxidant molecules for the food, cosmetic, chemical, and …

Detection and quantification of extra virgin olive oil adulteration by means of autofluorescence excitation-emission profiles combined with multi-way classification

ID Merás, JD Manzano, DA Rodríguez, AM de la Peña - Talanta, 2018 - Elsevier
Within olive oils, extra virgin olive oil is the highest quality and, in consequence, the most
expensive one. Because of that, it is common that some merchants attempt to take economic …

Rapid detection of authenticity and adulteration of cold pressed black cumin seed oil: A comparative study of ATR–FTIR spectroscopy and synchronous fluorescence …

FN Arslan, G Akin, ŞNK Elmas, I Yilmaz, HG Janssen… - Food Control, 2019 - Elsevier
Here we report the comparison of ATR-FTIR and synchronous fluorescence (SyF)
spectroscopy combined with multivariate data analysis to detect the authenticity of cold …

Rapid and innovative instrumental approaches for quality and authenticity of olive oils

E Valli, A Bendini, A Berardinelli… - European Journal of …, 2016 - Wiley Online Library
The quality of virgin olive oils is assessed through the determination of several analytical
parameters, whose values must be within the ranges established by the different institutions …