Search Results - "Chvála, A."

Current transport and barrier height evaluation in Ni/InAlN/GaN Schottky diodes by Donoval, D., Chvála, A., Šramatý, R., Kováč, J., Carlin, J.-F., Grandjean, N., Pozzovivo, G., Kuzmík, J., Pogany, D., Strasser, G., Kordoš, P.

“…The current-voltage characteristics of the Ni/InAlN/GaN Schottky diodes were measured at various temperatures in the range of 300–700 K. The experimental data…”
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Average Temperature Determination of AlGaN/GaN HEMT Utilizing Pinch-Off Voltage Biasing by Florovic, M., Kovac, J., Chvala, A., Kovac, J., Jacquet, J. -C., Delage, S. L.

“…In this article, pinch-off voltage biasing was utilized for the first time to determine the average channel temperature of the AlGaN/GaN HEMT, which made it…”
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HEMT Average Temperature Determination Utilizing Low-Power Device Operation by Florovic, M., Kovac, J., Chvala, A., Kovac, J., Jacquet, J.-C, Delage, S.L.

“…The modified thermal device model was adapted to determine the channel temperature of the AlGaN/GaN HEMT operating under pulsed and quasi-static conditions…”
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Characterization of H5N1 avian influenza virus isolated from bird in Russia with the E627K mutation in the PB2 protein by Marchenko, Vasiliy Yu, Panova, Anastasia S., Kolosova, Natalia P., Gudymo, Andrey S., Svyatchenko, Svetlana V., Danilenko, Alexey V., Vasiltsova, Natalia N., Egorova, Marina L., Onkhonova, Galina S., Zhestkov, Pavel D., Zinyakov, Nikolay G., Andreychuk, Dmitriy B., Chvala, Ilya A., Kosenko, Maksim N., Moiseeva, Anastasia A., Boldyrev, Nikita D., Shadrinova, Kiunnei N., Perfilieva, Olga N., Ryzhikov, Alexander B.

“…Currently A(H5Nx) avian influenza viruses are globally widespread and continue to evolve. Since their emergence in 2020 novel highly pathogenic avian influenza…”
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Comparative analysis of whole-genome sequences of African swine fever virus (Asfarviridae: Asfivirus) isolates сollected on the territory of the left bank of the Dnieper River in 2023 by Chernyshev, Roman S., Igolkin, Alexey S., Zinyakov, Nikolay G., Chvala, Ilya A.

“…Introduction. The lack of data on the whole-genome sequences of African swine fever virus (ASFV) variants circulating on the territory of the left bank of the…”
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Semi-insulating GaN for vertical structures: role of substrate selection and growth pressure by Šichman, P., Hasenöhrl, S., Stoklas, R., Priesol, J., Dobročka, E., Haščík, Š., Gucmann, F., Vincze, A., Chvála, A., Marek, J., Šatka, A., Kuzmik, J.

“…Samples comprising 1.3 μm-thick C-doped semi-insulating (SI) GaN layer sandwiched between two n-GaN layers were grown on sapphire or conductive GaN substrates…”
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Serological monitoring of avian influenza and Newcastle disease in the Russian Federation in 2020 by Kulagina, Maria A., Volkova, Marina A., Chvala, Irina A., Osipova, Olga S., Yaroslavtseva, Polina S., Andreychuk, Dmitry B., Chvala, Ilya A.

“…Within the framework of the Rosselkhoznadzor measures aimed at control of highly dangerous  diseases and development of timely recommendations for disease…”
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Simulation study of interface traps and bulk traps in n++GaN/InAlN/AlN/GaN high electron mobility transistors by MOLNAR, M, DONOVAL, D, KUZMIK, J, MAREK, J, CHVALA, A, PRIBYTNY, P, MIKOLASEK, M, RENDEK, K, PALANKOVSKI, V

“…We investigate the impact of interface traps and bulk traps on the performance of n++GaN/InAlN/AlN/GaN high electron mobility transistors (HEMTs) using…”
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Armoured exogenous internal control for real-time PCR diagnosis of avian influenza by Andreychuk, D. B., Andriyasov, A. V., Nikonova, Z. B., Kozlov, А. А., Suarez, D. L., Chvala, Il. A.

“…An exogenous "armoured" PCR internal control (IC) short RNA was analyzed in conjunction with real-time RT-PCR method for diagnosis of avian influenza. The…”
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SEROLOGICAL MONITORING FOR AVIAN INFLUENZA IN THE RUSSIAN FEDERATION IN 2017–2018 by Volkova, M. A., Chvala, Ir. A., Yaroslavtseva, P. S., Sosipatorova, V. Yu, Osipova, O. S., Chvala, I. A.

“…Avian influenza is a highly contagious avian viral disease notifiable to the World Organiza­tion for Animal Health that causes huge economic losses and poses a…”
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Analysis of Avian Orthoavulavirus 1 Detected in the Russian Federation between 2017 and 2021 by Guseva, Nelly A, Kolosov, Sergey N, Zinyakov, Nikolay G, Andriyasov, Artem V, Yin, Renfu, Scherbakova, Lidya O, Ovchinnikova, Evgenia V, Nikonova, Zoya B, Andreychuk, Dmitry B, Sprygin, Alexander V, Chvala, Ilya A, Moroz, Natalia V

“…Newcastle disease virus ( ) is a contagious high-impact poultry pathogen with infections detected worldwide. In the present study, 19,500 clinical samples from…”
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SEROLOGICAL MONITORING OF NEWCASTLE DISEASE IN RUSSIA 2017 by Volkova, M. A., Chvala, Ir. A., Yaroslavtseva, P. S., Sosipatorova, V. Yu, Chvala, I. A.

“…Newcastle disease is an OIE-listed and highly contagious viral avian disease inflicting great economic losses and constituting a serious threat to poultry…”
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Metagenomic profiling of viral and microbial communities from the pox lesions of lumpy skin disease virus and sheeppox virus-infected hosts by Sharko, Fedor S, Mazloum, Ali, Krotova, Alena O, Byadovskaya, Olga P, Prokhvatilova, Larisa B, Chvala, Ilya A, Zolotikov, Ustin E, Kozlova, Alexandra D, Krylova, Anastasia S, Grosfeld, Erika V, Prokopenko, Anastasia V, Korzhenkov, Aleksei A, Patrushev, Maxim V, Namsaraev, Zorigto B, Sprygin, Alexander V, Toshchakov, Stepan V

“…It has been recognized that capripoxvirus infections have a strong cutaneous tropism with the manifestation of skin lesions in the form of nodules and scabs in…”
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Gate leakage current in GaN-based mesa- and planar-type heterostructure field-effect transistors by Kováč, J., Šatka, A., Chvála, A., Donoval, D., Kordoš, P., Delage, S.

“…The excessive gate leakage current of the planar- and mesa-type InAlN/GaN heterostructure field-effect transistors (HFETs) is evaluated. It is found that the…”
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Electrical and Optical Characterization of Ni/Al0.3Ga0.7N/GaN Schottky Barrier Diodes by Kordoš, P., Škriniarová, J., Chvála, A., Florovič, M., Kováč, J., Donoval, D.

“…Ni/AlGaN/GaN Schottky barrier diodes were characterized by electrical and optical measurements. Analysis of temperature-dependent (80 K to 550 K)…”
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Schottky barrier height on thermally oxidized InAlN surface evaluated by electrical and optical measurements by Kováč, J., Šramatý, R., Chvála, A., Sibboni, H., Morvan, E., DiForte-Poisson, M. A., Donoval, D., Kordoš, P.

“…Current transport and Schottky barrier height analysis on InAlN/GaN structures with thermally oxidized InAlN surface (800 °C, 1 min) was performed. From the…”
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Analysis of reliability and optimization of ESD protection devices supported by modeling and simulation by Chvala, A., Donoval, D., Beno, P., Marek, J., Pribytny, P., Molnar, M.

“…An analysis of electrostatic discharge (ESD) protection structures supported by advanced 2-D mixed mode electro-thermal device and circuit simulation with…”
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Characteristics of Pigeon Paramyxovirus Serotype-1 Isolates (PPMV-1) from the Russian Federation from 2001 to 2009 by Pchelkina, I. P, Manin, T. B, Kolosov, S. N, Starov, S. K, Andriyasov, A. V, Chvala, I. A, Drygin, V. V, Yu, Q, Miller, P. J, Suarez, D. L

“…Monitoring programs for highly dangerous avian diseases in the Russian Federation from 2001 to 2009 detected 77 samples that were PCR positive for avian…”
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Electro-thermal analysis and optimization of edge termination of power diode supported by 2D numerical modeling and simulation by Pribytny, P., Donoval, D., Chvala, A., Marek, J., Molnar, M.

“…High reliability and performance of power semiconductor devices depend on an optimized design based on a good understanding of their electro-thermal behavior…”
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Effectiveness of vaccines produced by the Federal State-Financed Institution “ARRIAH” against topical genotype VII Newcastle disease viruses by Frolov, S. V., Moroz, N. V., Chvala, I. A., Irza, V. N.

“…In 2019, the situation regarding Newcastle disease in the Russian Federation worsened radically due to the spread of NDV subgenotype VII-L throughout the…”
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