Zobrazeno 1 - 10
of 278
pro vyhledávání: '"Ioannis Raptis"'
Autor:
Mariya Aleksandrova, Belgina Ustova, Tsvetozar Tsanev, Ioannis Raptis, Angeliki Tserepi, Evangelos Gogolides, Georgi Kolev
Publikováno v:
Applied Sciences, Vol 14, Iss 5, p 1728 (2024)
The response characteristics of carbyne-enriched surface-acoustic-wave (SAW)-based gas sensors utilizing meander and rectangular microheater topologies were investigated to assess their desorption and recovery properties. Comparative analysis of cont
Externí odkaz:
https://doaj.org/article/370273c080cd45c0b4fa91a05d019a14
Autor:
Dimitra Tsounidi, Michailia Angelopoulou, Panagiota Petrou, Ioannis Raptis, Sotirios Kakabakos
Publikováno v:
Biosensors, Vol 13, Iss 9, p 865 (2023)
The COVID-19 pandemic has emphasized the urgent need for point-of-care methods suitable for the rapid and reliable diagnosis of viral infections. To address this demand, we report the rapid, label-free simultaneous determination of two SARS-CoV-2 pro
Externí odkaz:
https://doaj.org/article/5fe203ae5c0a48649a6d8225195c9848
Autor:
Chrysoula-Evangelia Karachaliou, Georgios Koukouvinos, Dimitrios Goustouridis, Ioannis Raptis, Sotirios Kakabakos, Panagiota Petrou, Evangelia Livaniou
Publikováno v:
Biosensors, Vol 13, Iss 2, p 285 (2023)
Cortisol is a steroid hormone that is involved in a broad range of physiological processes in human/animal organisms. Cortisol levels in biological samples are a valuable biomarker, e.g., of stress and stress-related diseases; thus, cortisol determin
Externí odkaz:
https://doaj.org/article/1da4e2149c2c4d259720ed1b63ff8897
Autor:
Chrysoula-Evangelia Karachaliou, Georgios Koukouvinos, Grigoris Zisis, Dimosthenis Kizis, Evangelia Krystalli, George Siragakis, Dimitris Goustouridis, Sotirios Kakabakos, Panagiota Petrou, Evangelia Livaniou, Ioannis Raptis
Publikováno v:
Biosensors, Vol 12, Iss 10, p 877 (2022)
Ochratoxin A (OTA) is one of the most toxic naturally encountered contaminants and is found in a variety of foods and beverages, including cereals and wine. Driven by the strict regulations regarding the maximum allowable OTA concentration in foodstu
Externí odkaz:
https://doaj.org/article/427d0a2d94a6433ea68b5ee619b70487
Autor:
Michailia Angelopoulou, Panagiota Petrou, Konstantinos Misiakos, Ioannis Raptis, Sotirios Kakabakos
Publikováno v:
Biosensors, Vol 12, Iss 7, p 507 (2022)
The consumption of water and milk contaminated with bacteria can lead to foodborne disease outbreaks. For this reason, the development of rapid and sensitive analytical methods for bacteria detection is of primary importance for public health protect
Externí odkaz:
https://doaj.org/article/e2648cb30d0947b8a6b593e87447796c
Autor:
Eleftheria Lampadariou, Konstantinos Kaklamanis, Dimitrios Goustouridis, Ioannis Raptis, Elefterios Lidorikis
Publikováno v:
Photonics, Vol 9, Iss 7, p 499 (2022)
Spectroscopic reflectance is a versatile optical methodology for the characterization of transparent and semi-transparent thin films in terms of thickness and refractive index. The Fresnel equations are used to interpret the measurements, but their a
Externí odkaz:
https://doaj.org/article/06cbd39e4caf45f8a1f83a11db05cf58
Autor:
Chrysoula-Evangelia Karachaliou, Georgios Koukouvinos, Dimitrios Goustouridis, Ioannis Raptis, Sotirios Kakabakos, Evangelia Livaniou, Panagiota Petrou
Publikováno v:
Sensors, Vol 22, Iss 14, p 5114 (2022)
Optical immunosensors represent a research field of continuously increasing interest due to their unique features, which can mainly be attributed to the high-affinity and specific antibodies they use as biorecognition elements, combined with the adva
Externí odkaz:
https://doaj.org/article/2c9ccd2ca3f544fba08e6931b67d6069
Autor:
Dimitra Tsounidi, Georgios Koukouvinos, Vasilios Christianidis, Evangelia Legaki, Vasiliki Giogli, Konstantina Panagiotopoulou, Styliani Taka, Zoi Ekaterinidi, Sotirios Kakabakos, Ioannis Raptis, Panagiota Petrou
Publikováno v:
Biosensors, Vol 11, Iss 8, p 268 (2021)
The development of methods and miniaturized systems for fast and reliable quantitative determinations at the Point-of-Care is a top challenge and priority in diagnostics. In this work, a compact bench-top system, based on White Light Reflectance Spec
Externí odkaz:
https://doaj.org/article/97a697aade0e49a7a1cde6c6fbd7741a
Autor:
Georgios Koukouvinos, Chrysoula-Evangelia Karachaliou, Ioannis Raptis, Panagiota Petrou, Evangelia Livaniou, Sotirios Kakabakos
Publikováno v:
Biosensors, Vol 11, Iss 5, p 153 (2021)
Carbendazim is a systemic benzimidazole-type fungicide with broad-spectrum activity against fungi that undermine food products safety and quality. Despite its effectiveness, carbendazim constitutes a major environmental pollutant, being hazardous to
Externí odkaz:
https://doaj.org/article/d262006ae3754b50aec236df81e00576
Autor:
Michailia Angelopoulou, Konstantina Tzialla, Angeliki Voulgari, Mary Dikeoulia, Ioannis Raptis, Sotirios Elias Kakabakos, Panagiota Petrou
Publikováno v:
Sensors, Vol 21, Iss 8, p 2683 (2021)
Biosensors represent an attractive approach for fast bacteria detection. Here, we present an optical biosensor for the detection of Salmonella typhimurium lipopolysaccharide (LPS) and Salmonella bacteria in drinking water, based on white light reflec
Externí odkaz:
https://doaj.org/article/9374b82d89d94c7eb38c24c3ebe4a1bf