Search Results - "Velegrakis, Michalis"

Application of Optical Spectroscopic Techniques and Multivariate Statistical Analysis as a Method of Determining the Percentage and Type of Adulteration of Extra Virgin Olive Oil by Stavrakakis, Giorgos, Philippidis, Aggelos, Velegrakis, Michalis

“…The adulteration of extra virgin olive oil (EVOO) with low quality edible oils is a major problem in the industry leading to economic frauds as well as…”
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Rapid Detection of Benzo[a]pyrene in Extra Virgin Olive Oil Using Fluorescence Spectroscopy by Orfanakis, Emmanouil, Koumentaki, Aggeliki, Zoumi, Aikaterini, Philippidis, Aggelos, Samartzis, Peter C, Velegrakis, Michalis

“…Extra virgin olive oil (EVOO) should be naturally free of polycyclic aromatic hydrocarbon (PAH) contamination. PAHs are carcinogenic and toxic, and may cause…”
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Remote Operation of an Open-Path, Laser-Based Instrument for Atmospheric CO2 and CH4 Monitoring by Siozos, Panagiotis, Psyllakis, Giannis, Velegrakis, Michalis

“…The technical specifications and the evaluation of the remote operation of the open-path, tunable diode laser absorption spectroscopic (TDLAS) instrument are…”
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Autonomous Differential Absorption Laser Device for Remote Sensing of Atmospheric Greenhouse Gases by Siozos, Panagiotis, Psyllakis, Giannis, Samartzis, Peter C., Velegrakis, Michalis

“…A ground-based, integrated path, differential absorption (IPDA) light detection device capable of measuring multiple greenhouse gas (GHG) species in the…”
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Verifying the Geographical Origin and Authenticity of Greek Olive Oils by Means of Optical Spectroscopy and Multivariate Analysis by Kontzedaki, Renate, Orfanakis, Emmanouil, Sofra-Karanti, Georgia, Stamataki, Katerina, Philippidis, Aggelos, Zoumi, Aikaterini, Velegrakis, Michalis

“…Olive oil samples from three different Greek regions (Crete, Peloponnese and Lesvos) were examined by optical spectroscopy in a wide spectral region from…”
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Comparative Evaluation of Different Targeted and Untargeted Analytical Approaches to Assess Greek Extra Virgin Olive Oil Quality and Authentication by Drakopoulou, Sofia, Orfanakis, Emmanouil, Karagiannaki, Ioulia, Gaitis, Fragiskos, Skoulika, Stavroula, Papaioannou, Andreas, Boukouvalas, George, Petropoulos, George, Katsoudas, Vassilios, Kontzedaki, Renate, Philippidis, Aggelos, Zoumi, Aikaterini, Dasenaki, Marilena, Thomaidis, Nikolaos S, Velegrakis, Michalis

“…Extra virgin olive oil (EVOO) is a key component of the Mediterranean diet, with several health benefits derived from its consumption. Moreover, due to its…”
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Application of Ultraviolet-Visible Absorption Spectroscopy with Machine Learning Techniques for the Classification of Cretan Wines by Philippidis, Aggelos, Poulakis, Emmanouil, Kontzedaki, Renate, Orfanakis, Emmanouil, Symianaki, Aikaterini, Zoumi, Aikaterini, Velegrakis, Michalis

“…The present study was aimed at the identification, differentiation and characterization of red and white Cretan wines, which are described with Protected…”
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Collision-induced dissociation of Nb x O y + (x = 1, 2, y = 2–12) clusters: crossed molecular beams and collision cell studies by Mihesan, Claudia, Glodić, Pavle, Velegrakis, Michalis

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Collision-induced dissociation studies on gas-phase titanium oxide cluster cations by Velegrakis, Michalis, Massaouti, Maria, Jadraque, Maria

“…Titanium oxide cluster cations are produced in a molecular beam by combining laser ablation of titanium with the supersonic expansion of oxygen into vacuum…”
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Formation and photodecomposition of cationic titanium oxide clusters by Velegrakis, Michalis, Sfounis, Antonis

“…In this paper we report on the titanium oxide cluster cations Ti x O y + , generated by laser ablation of a titanium target in the region of the nozzle…”
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Commercial milk discrimination by fat content and animal origin using optical absorption and fluorescence spectroscopy by Fragkoulis, Nikolaos, Samartzis, Peter C., Velegrakis, Michalis

“…Distinguishing milk products by fat content and animal origin is important as it can address problems in quality control in the dairy industry and in…”
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Optical spectroscopy methods combined with multivariate statistical analysis for the classification of Cretan thyme, multi‐floral and honeydew honey by Orfanakis, Emmanouil, Markoulidakis, Michail, Philippidis, Aggelos, Zoumi, Aikaterini, Velegrakis, Michalis

“…BACKGROUND The botanical origin of honey attracts both commercial and research interest. Consumers’ preferences and medicinal uses of particular honey types…”
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Comparative Study using Raman and Visible Spectroscopy of Cretan Extra Virgin Olive Oil Adulteration with Sunflower Oil by Philippidis, Aggelos, Poulakis, Emmanouil, Papadaki, Antigoni, Velegrakis, Michalis

“…The adulteration of extra virgin olive oil with low-quality and inexpensive seed oil is a serious problem in the industry. In recent years, the…”
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Remote Operation of an Open-Path, Laser-Based Instrument for Atmospheric CO[sub.2] and CH[sub.4] Monitoring by Siozos, Panagiotis, Psyllakis, Giannis, Velegrakis, Michalis

“…The technical specifications and the evaluation of the remote operation of the open-path, tunable diode laser absorption spectroscopic (TDLAS) instrument are…”
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Toward the Prediction of the Total Phenolic Content of Extra Virgin Olive Oil (EVOO) - A Spectrophotometric Method Combined with Multivariate Statistical Analysis by Orfanakis, Emmanouil, Karagiannaki, Ioulia, Zoumi, Aikaterini, Katsoudas, Vassilios, Skoulika, Stavroula, Gaitis, Fragiskos, Velegrakis, Michalis

“…EVOO is widely considered a superior edible oil due to its unique taste and aroma. Its consumption is associated with several health benefits, many of which…”
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Collision-Induced Dissociation Studies on Fe(O2) n + (n = 1–6) Clusters: Application of a New Technique Based on Crossed Molecular Beams by Velegrakis, Michalis, Mihesan, Claudia, Jadraque, Maria

“…Gas-phase oxygen-rich iron oxide clusters Fe(O2) n + (n = 1–6), are produced in a molecular beam apparatus. Their stability and structure are investigated by…”
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Formation, Fragmentation, and Structures of YxOy(+) (x = 1, 2, y = 1 - 13) Clusters: Collision-Induced Dissociation Experiments and Density Functional Theory Calculations by Glodić, Pavle, Mihesan, Claudia, Klontzas, Emmanouel, Velegrakis, Michalis

“…Yttrium oxide cluster cations have been experimentally and theoretically studied. We produced small, oxygen-rich yttrium oxide clusters, YxOy+ (x = 1, 2, y =…”
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Collision-induced dissociation of NbxOy+ (x = 1, 2, y = 2–12) clusters: crossed molecular beams and collision cell studies by Mihesan, Claudia, Glodić, Pavle, Velegrakis, Michalis

“…Oxygen-rich niobium oxide clusters are formed by mixing laser-produced Nb plasma with pure oxygen, and their stability is investigated by mass spectrometry and…”
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Formation, Fragmentation, and Structures of Y x O y + (x = 1, 2, y = 1 – 13) Clusters: Collision-Induced Dissociation Experiments and Density Functional Theory Calculations by Glodić, Pavle, Mihesan, Claudia, Klontzas, Emmanouel, Velegrakis, Michalis

“…Yttrium oxide cluster cations have been experimentally and theoretically studied. We produced small, oxygen-rich yttrium oxide clusters, Y x O y + (x = 1, 2, y…”
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Formation, Fragmentation, and Structures of Y sub(x)O sub(y) super(+) (x = 1, 2, y = 1 - 13) Clusters: Collision-Induced Dissociation Experiments and Density Functional Theory Calculations by Glodic, Pavle, Mihesan, Claudia, Klontzas, Emmanouel, Velegrakis, Michalis

“…Yttrium oxide cluster cations have been experimentally and theoretically studied. We produced small, oxygen-rich yttrium oxide clusters, Y sub(x)O sub(y)…”
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