Search Results - "Medvedev, Yu. V."

Acceleration and Trapping of Ions upon Collision of Ion-Acoustic Solitary Waves in Plasma with Negative Ions by Medvedev, Yu. V.

“…The phenomena occurring under head-on collision of ion-acoustic solitary waves in collisionless plasma consisting of positive and negative ions and electrons…”
Get full text

Collision of Ion-Acoustic Solitary Waves in Plasma by Medvedev, Yu. V.

“…The process of collision of ion-acoustic solitary waves in a collisionless plasma with cold ions and Boltzmann electrons is studied using numerical…”
Get full text

Motion of negative ion plasma near the boundary with electron−ion plasma by Medvedev, Yu. V.

“…Processes occurring near the boundary between three-component plasma with negative ions and two-component electron−ion plasma are considered. The excited waves…”
Get full text

Profile of an Ion–Acoustic Solitary Wave in Plasma with Negative Ions by Medvedev, Yu. V.

“…A method for numerical calculation of the profile of an ion–acoustic solitary wave in plasma with negative ions and, as a particular case, in electron–ion…”
Get full text

Assessment of community noise for a medium-range airplane with open-rotor engines by Kopiev, V. F., Shur, M. L., Travin, A. K., Belyaev, I. V., Zamtfort, B. S., Medvedev, Yu. V.

“…Community noise of a hypothetical medium-range airplane equipped with open-rotor engines is assessed by numerical modeling of the aeroacoustic characteristics…”
Get full text

Effects of Dissolution Medium Composition on Ropinirole Release from Slow-Release Solid Dosed Formulations by Yarushok, T. A., Shokhin, I. E., Medvedev, Yu. V.

“…Comparative dissolution kinetics were studied for ropinirole formulations using two media with pH 4.0: phosphate buffered solution (200 rpm) and citrate buffer…”
Get full text

Particle-in-cell simulation of the head-on collision of large amplitude ion-acoustic solitary waves in a collisionless plasma by Medvedev, Yu V

“…The head-on collision of ion-acoustic solitary waves in a collisionless plasma with cold ions and Boltzmann electrons is studied using the particle-in-cell…”
Get full text

Biowaiver as a Bioequivalence Study Option by Volkova, E. A., Medvedev, Yu. V., Fisher, E. N., Shohin, I. E.

“…SCIENTIFIC RELEVANCE. Biowaiver is a procedure for establishing the bioequivalence of generic and reference products without in vivo studies. Regulatory…”
Get full text

Application of in vitro studies to predict the pharmacokinetics of rivaroxaban tablets by Suvorova, A. V., Losenkova, P. A., Medvedev, Yu. V., Malashenko, E. A., Karnakova, K. K., Bagaeva, N. S., Savchenko, A. Yu, Poluyanov, A. M., Shohin, I. E.

“…Introduction. The most important stage of pharmaceutical development of a generic drug is a clinical trial involving humans – a bioequivalence study…”
Get full text

Approaches to conducting a physiologically relevant test (PRT) in the study of medicines containing substance IIc of the BCS subclass using sorafenib as an example by Suvorova, A. V., Medvedev, Yu. V., Losenkova, P. A., Kramarenko, O. S., Malashenko, E. A., Poluyanov, A. M., Shohin, I. E.

“…Introduction. Sorafenib is an antineoplastic drug belonging to class IIc according to the biopharmaceutical classification system (BCS) due to the presence of…”
Get full text

PRT to predict pharmacokinetic profiles as part of a bioequivalence study of the drug deferasirox by Suvorova, A. V., Losenkova, P. A., Medvedev, Yu. V., Malashenko, E. A., Makarenko, I. E., Poluyanov, A. M., Shohin, I. E.

“…Introduction. Deferasirox is a complexing drug and belongs to class II according to the biopharmaceutical classification system (BCS), has acidic properties…”
Get full text

Performing a physiologically relevant test for cladribine tablets by Losenkova, P. A., Gvozdev, D. D., Suvorova, A. V., Medvedev, Yu. V., Shcherbakova, V. S., Kazaishvili, Yu. G., Zaslavskaya, K. Ya, Poluyanov, A. M., Shohin, I. E.

“…Introduction. The introduction of devices – analogues of GIS (hereinafter–- Gastro-intestinal simulator) is one of the current ways to develop in-vitro…”
Get full text

HPLC-UV Method Development and Validation for Vitamin D3 (Cholecalciferol) Quantitation in Drugs and Dietary Supplements by Shohin, I. E., Malashenko, E. A., Medvedev, Yu. V., Bogachuk, M. N., Kulakov, S. A., Paleeva, M. A.

“…Introduction. An inadequate diet and living in the northern regions can lead to a lack of vitamin D 3 and the development of diseases, including a decrease in…”
Get full text

Hygienic Monitoring of Working Area Air Pollution by Particulate Matter of ticagrelator in the Pharmaceutical Factory by Pozharnov, I. A., Simakov, A. S., Shulga, N. A., Savchenko, A. Yu, Perederyaev, O. I., Synkova, L. S., Medvedev, Yu. V., Fisher, E. N.

“…Introduction. Hygienic monitoring of air pollution at the pharmaceutical enterprise required by the law of the Russian Federation (orders, standards,…”
Get full text

Comparative Analysis of Dalargin Pharmaceutical Substance Identification Methods by Shulzhenko, M. G., Vasilenko, I. A., Ugrak, B. I., Shohin, I. E., Medvedev, Yu. V., Malashenko, E. A.

“…Introduction. The quality control of a medicinal product needs to be systematically improved in connection with a continuous increase in the requirements for…”
Get full text

Runaway breakdown in strong electric field as a source of terrestrial gamma flashes and gamma bursts in lightning leader steps by Gurevich, A.V., Zybin, K.P., Medvedev, Yu.V.

“…The new model of lightning step leader is proposed. It includes three main processes developing simultaneously in a strong electric field: conventional…”
Get full text

Development of a Gastro-retentive Dosage Form of a New Promising Anti-tuberculosis Drug Macozinone by Nesterenko, V. G., Bolgarin, R. N., Rudoy, B. A., Salakhetdinov, D. K., Kazaishvili, Yu. G., Scherbakova, V. S., Nikitina, N. A., Medvedev, Yu. V., Fisher, E. N., Malashenko, E. A., Shohin, I. E.

“…Introduction . Due to increase in the frequency of detecting cases of tuberculosis caused by strains of mycobacteria with resistance not only to traditional,…”
Get full text

Expansion of a slab of a three-component plasma with negative ions into vacuum by Medvedev, Yu. V.

“…The expansion of a slab of a three-component collisionless plasma with negative ions into vacuum is studied by particle-in-cell numerical simulations. It is…”
Get full text

Thermodynamic stability of GaAs sulfur passivation by Medvedev, Yu. V.

“…The solid-state part of the Ga-As-S-O quaternary equilibrium phase diagram has been established from thermodynamic calculations. It is shown that GaS forms a…”
Get full text

Development and Validation of Valganciclovir and its Active Metabolite Ganciclovir Determination in Human Plasma by HPLC-UV Method by Komarov, T. N., Shohin, I. E., Miskiv, O. A., Bogdanova, D. S., Aleshina, A. V., Medvedev, Yu. V., Bagaeva, N. S.

“…Introduction . Viral infections are a serious problem that occurs during the use of immunosuppressants in preparation for organ transplantation and in the…”
Get full text