Zobrazeno 1 - 10
of 117
pro vyhledávání: '"S. Dvoretsky"'
Publikováno v:
Semiconductor Physics, Quantum Electronics & Optoelectronics, Vol 21, Iss 1, Pp 83-88 (2018)
We report on the development of lenses for terahertz vision systems from their design up to manufacturing. Fused deposition modeling was used for assisting the 3D printing manufacturing process. HIP (High Impact Polystyrene) used for printing has hig
Externí odkaz:
https://doaj.org/article/29980d034ccd47d5b815e8541fc7c735
Publikováno v:
Physical Review Research, Vol 2, Iss 3, p 033003 (2020)
We review low- and high-field magnetotransport in 80-nm-thick strained HgTe, a material that belongs to the class of strong three-dimensional topological insulators. Utilizing a top gate, the Fermi level can be tuned from the valence band via the Dir
Externí odkaz:
https://doaj.org/article/4a0590b883c04979a02a2d3598e140cc
Autor:
D. Dvoretsky, S. Dvoretsky, M. Temnov, I. Markin, E. Akulinin, A. Bushkovskaya, Y. Ustinskaya
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
The increase in plastic wastes having a long term of natural decomposition has a serious impact on the deteriorating environmental situation and is an issue of global concern. One way to solve this problem is making more use of biodegradable polymers
Externí odkaz:
https://doaj.org/article/1157fa1ca73947e78810178a29fa5041
Autor:
D. Dvoretsky, S. Dvoretsky, M. Temnov, I. Markin, A. Bushkovskaya, O. Golubyatnikov, Y. Ustinskaya
Publikováno v:
Chemical Engineering Transactions, Vol 64 (2018)
An approach based on the integration of technologies that transform human activity wastes into feedstock and energy sources may help address the issues of reducing the burden on the environment and improving the economic efficiency of renewable energ
Externí odkaz:
https://doaj.org/article/31598bf7709d4ef494312e6245ce046e
Publikováno v:
Chemical Engineering Transactions, Vol 57 (2017)
Microalgae are considered a promising source of lipids. However, the existing technologies of their extraction necessitate a massive improvement. In the course of the study optimal parameters of microwave radiation and of enzyme mixture "Cellolux A"
Externí odkaz:
https://doaj.org/article/6bfc6239c6b640b5b575d416a94d6af6
Publikováno v:
Chemical Engineering Transactions, Vol 57 (2017)
The possibility of integrating systems for wastewater treatment and production of raw materials for renewable sources of energy (lipids) and biodegradable polymers (lactic acid) has been studied. Municipal wastewater from sewage facilities was used a
Externí odkaz:
https://doaj.org/article/e6230de20ba347d4bc86c4b24eaedc90
Publikováno v:
Chemical Engineering Transactions, Vol 49 (2016)
Microalgae are a promising raw material source for the production of lipids. However, the existing technologies of lipid extraction from microalgae would benefit from their improvement. The objective of the present study was to determine optimal cond
Externí odkaz:
https://doaj.org/article/1860a430a9a84c19856f785a3c9fd4ec
Publikováno v:
Chemical Engineering Transactions, Vol 43 (2015)
Experimental research into the conditions of cultivation of microalgae Chlorella vulgaris (IFR ??-111 strain) with high lipid content has been conducted. Nutrient media have been selected, and a concentration of potassium nitrate, which affects the f
Externí odkaz:
https://doaj.org/article/7be930505df544389cbbd2b09fb1ba13
Publikováno v:
Theoretical Foundations of Chemical Engineering. 56:425-439
Publikováno v:
Chemical Product and Process Modeling. 17:681-699
The complexity of the pressure swing adsorption (PSA) mathematical model, the need for its multiple calculations to reach the cyclic steady state and a large number of functional dependencies lead to unstable numerical circuits, physically unrealisti