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Andrzej Wójtowicz, Jan Piekarczyk, Marek Wójtowicz, Jaroslaw Jasiewicz, Slawomir Królewicz and Elzbieta Starzycka-Korbas
Under natural conditions, mixed infections are often observed when two or more species of plant pathogens are present on one host. Thus, the detection and characterization of co-occurring pest species is a challenge of great importance. In this study, we...
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Ana Cristina Pinto Silva, Keyla Thayrinne Zoppi Coimbra, Levi Wellington Rezende Filho, Gustavo Pessin and Rosa Elvira Correa-Pabón
Currently, most mining companies conduct chemical analyses by X-ray fluorescence performed in the laboratory to evaluate the quality of Fe ore, where the focus is mainly on the Fe content and the presence of impurities. However, this type of analysis req...
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Achraf Atouabat, Sveva Corrado, Andrea Schito, Faouziya Haissen, Oriol Gimeno-Vives, Geoffroy Mohn and Dominique Frizon de Lamotte
Vitrinite reflectance and a micro-Raman spectroscopy parameters data set have been acquired on dispersed organic matter of the Maghrebian flysch basin and the Tangiers unit across a NE-SW section in the north-western Rif belt (North Morocco). Thermal mat...
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Francesco De Mastro, Claudio Cocozza, Gennaro Brunetti and Andreina Traversa
The interaction of organic matter with the finest soil fractions (<20 µm) represents a good way for its stabilization. This study investigates the effects of conventional (CT), minimum (MT), and no (NT) tillage, fertilization, and non-fertilization, and ...
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Iris Lobos,Cristian Javier Moscoso,Paula Pavez
Pág. 234 - 242
High levels of animal performance and health depend on high-quality nutrition. Determining forage quality both reliably and quickly is essential for improving animal production. The present study describes the use of near infrared reflectance s...
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Dmitry Wainstein, Anatoly Kovalev, Vladimir Vakhrushev, Raul Gago and Jose L. Endrino
Multilayer nanolaminate TiAlN/Ag and Al2O3/Ag metal-insulator-metal (MIM) coatings with thicknesses of individual layers from a few to several hundreds of nanometers were fabricated by direct current magnetron sputtering. Their optical transmittance and ...
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Emmanuel Oladeji Alamu, Michael Adesokan, Asrat Asfaw and Busie Maziya-Dixon
The acceptability and consumption of yam varieties depend on the quality components. Rapid measurement of these components is crucial in yam breeding program and calls for the rapid techniques for yam quality determination. The NIRS application will be b...
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Carmen Socaciu, Florinela Fetea, Floricuta Ranga, Andrea Bunea, Francisc Dulf, Sonia Socaci and Adela Pintea
Attenuated total reflectance-Fourier transform infrared ppectroscopy (ATR-FTIR) proved to be a reliable, rapid, and easy-to-use technique to evaluate vegetable oils quality and authenticity. The spectral range of the middle infrared region (MIR) of FTIR ...
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Sergej Bock, Christian Kijatkin, Dirk Berben and Mirco Imlau
This paper addresses the challenging task of optical characterization of pure, dielectric (nano-)powders with the aim to provide an end-to-end instruction from appropriate sample preparation up to the determination of material remission and absorption sp...
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Nan-Yu Cheng, Chien-Chih Chen, Bo-Jian Liang and Sheng-Hao Tseng
DRS techniques might be practical tools for grading fruits or for monitoring fruit changes during long-term storage.
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Matja? Fin?gar and Klodian Xhanari
The electroanalytical and surface characterization of copper immersed in 3 wt.% NaCl solution containing 1 mM of 2-phenylimidazole (2PhI) is presented. It was proven that 2PhI can be employed as corrosion inhibitor for copper using various electrochemica...
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Violeta Purcar, Valentin Raditoiu, Florentina Monica Raduly, Alina Radi?oiu, Mihai Anastasescu, Monica Popa, Simona Caprarescu, Raluca Somoghi, Mariana Constantin, Cristina Firinca and Georgiana Cornelia Ispas
The main goal of this study was to present a facile and inexpensive approach for the preparation of hybrid coatings by the deposition under ambient air conditions of silver-based silica materials on glass substrates, which can be used to improve solar ce...
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Anna Sliwinska, Adam Smolinski and Piotr Kucharski
The application of Fourier transform infrared spectroscopy to the simultaneous analysis of heavy metal concentration in soil samples was demonstrated in this paper. Two spectral techniques, namely, attenuated total reflectance (ATR) and diffuse reflectan...
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Nguyen Anh Tien, Cam Thanh Son, Valentina Olegovna Mittova, Irina Yakovlevna Mittova, Elena Viktorovna Tomina, Truong Chi Hien and Bui Xuan Vuong
In this paper, powders consisting of o-EuFeO3 nanoparticles were obtained by the co-precipitation method using two different precipitating agents (NH3 and (NH4)2CO3 solutions; corresponding products were denoted as samples S.1 and S.2, respectively) and ...
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Giacomo Fiocco, Tommaso Rovetta, Monica Gulmini, Anna Piccirillo, Claudio Canevari, Maurizio Licchelli and Marco Malagodi
Musical instrument coatings are generally made by multi-layered systems of organic and inorganic materials, applied on the wood substrate by the violin makers during the finishing process. This coating has paramount relevance for several aspects: protect...
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Yuzhen Lu, Yuping Huang and Renfu Lu
New, non-destructive sensing techniques for fast and more effective quality assessment of fruits and vegetables are needed to meet the ever-increasing consumer demand for better, more consistent and safer food products. Over the past 15 years, hyperspect...
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Marina Ratova, Peter J. Kelly, Glen T. West and Lubomira Tosheva
A novel powder handling technique was used to allow the deposition of bismuth tungstate coatings onto commercial titanium dioxide photocatalytic nanoparticles. The coatings were deposited by reactive pulsed DC magnetron sputtering in an argon/oxygen atmo...
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Larize Mazur, Gabrieli Alves de Oliveira, Milene Oliveira Pereira Bicudo, Rosemary Hoffmann Ribani, Noemi Nagata, Patrício Peralta-Zamora
Pág. 369 - 374
This work describes the development of a multivariate model based on near infrared reflectance spectroscopy (NIR) and partial least squares regression for the prediction of the moisture content in yerba mate samples. The multivariate model based on deriv...
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Sergio Vélez, Enrique Barajas, José Antonio Rubio, Dimas Pereira-Obaya and José Ramón Rodríguez-Pérez
This study explores spectroscopy in the 350 to 2500 nm range for detecting powdery mildew (Erysiphe necator) in grapevine leaves, crucial for precision agriculture and sustainable vineyard management. In a controlled experimental vineyard setting, the sp...
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Moruf Olalekan Yusuf
Fourier-transform infrared (FTIR) spectroscopy is a fast and simple technique for functional group identification. This work provides a review and insight into the application and interpretation of FTIR spectroscopy for cementitious binders that comprise...
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