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Marat Satayev, Abdugani Azimov, Gani Iztleuov and Lazzat Satayeva
The aim of this work is to develop an adsorber with a fixed bed of adsorbent and a mathematical model of the adsorption bed. On the basis of the theory of fractal clusters, an equation for calculating the layer porosity that takes into account the averag...
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Pavel N. Kazanskii
The complex unsteady flow in cavities leads to the formation of large-scale disturbances in the shear layer. Natural closed-loop mechanisms provoke a dramatic increase in pressure pulsations and aerodynamic noise. This paper presents the experimental stu...
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Yue Wang, Yiming Fang, Liang Li, Dingguo Zhang, Wei-Hsin Liao and Jianshi Fang
This paper uses high-order approximate coupling (HOAC) dynamics equations for the hub?beam system with segmented active constrained layer damping treatment (SACLD). To improve the damping characteristics of traditional active constrained layer damping (A...
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Yanbo Li, Pu Yin and Junshuo Chen
The equalization technique is a key technique in the secondary utilization of retired batteries. In this paper, a double-layer equalization method is proposed, which combines the reconfigurable topology with the converter active equalization method. The ...
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Vladimir Byshev, Anatoly Gusev, Victor Neiman and Alexandra Sidorova
A Specific feature of the present-day climate dynamics consists in its multidecadal oscillations with a period of about 20?60 years, and intradecadal disturbances with time scales of 2?8 years. The period of 1940?1999 was distinctive due to the two?phase...
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Nikita Tananaev, Roman Teisserenc and Matvey Debolskiy
Permafrost hydrology is an emerging discipline, attracting increasing attention as the Arctic region is undergoing rapid change. However, the research domain of this discipline had never been explicitly formulated. Both ?permafrost? and ?hydrology? yield...
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Alexey Maslakov, Natalia Shabanova, Dmitry Zamolodchikov, Vasili Volobuev and Gleb Kraev
Permafrost degradation caused by contemporary climate change significantly affects arctic regions. Active layer thickening combined with the thaw subsidence of ice-rich sediments leads to irreversible transformation of permafrost conditions and activatio...
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Jia Qin, Yongjian Ding, Tianding Han and Yuexia Liu
Baseflow is an essential component of river runoff. Accurate measurements and analyses of baseflow change are challenging in permafrost-covered regions. In this paper, the upper reaches of the Shule River were selected as the study area, in which to stud...
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Jia Qin, Yongjian Ding, Tianding Han, Yuexia Liu
Pág. 1 - 16
Baseflow is an essential component of river runoff. Accurate measurements and analyses of baseflow change are challenging in permafrost-covered regions. In this paper, the upper reaches of the Shule River were selected as the study area, in which to stud...
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Wasiu Adebayo Hammed, Rosiyah Yahya, Abdulra'uf Lukman Bola and Habibun Nabi Muhammad Ekramul Mahmud
The need for clean, inexpensive and renewable energy has increasingly turned research attention towards polymer photovoltaic cells. However, the performance efficiency of these devices is still low in comparison with silicon-based devices. The recent int...
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Orsolya Kéri, Lenke Kócs, Zoltán Hórvölgyi, Zsófia Baji, Krisztina László, Viktor Takáts, Zoltán Erdélyi, Imre Miklós Szilágyi
Pág. 378 - 387
In this work, the photocatalytic properties of amorphous and crystalline TiO2 deposited on oxide and polymer nanoparticles by atomic layer deposition (ALD) were studied. Beside TiO2, as reference, both ALD grown amorphous Al2O3 and crystalline ZnO layers...
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Julia Kurz, Martin Hoeger and Reinhard Niehuis
A highly loaded turbine exit guide vane with active boundary layer control was investigated experimentally in the High Speed Cascade Wind Tunnel at the University of the German Federal Armed Forces, Munich. The experiments include profile Mach number dis...
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Julia Kurz, Martin Hoeger and Reinhard Niehuis
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Chang Li, Mingxin Chen, Fen Li, Xiaoxiang Sun, Zhuoliang Yu, Jiayou Tao, Zhijun Zou, Gaohua Liao and Jianjun Zhang
The presence of self-assembled nano-ridged (SANR) structures in PTB7-Th:PC70BM:PC60BM ternary organic blend film with the specific component ratio was experimentally clarified, and the light-trapping effect of the SANR structures was demonstrated. On thi...
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Gleb E. Oblogov, Alexander A. Vasiliev, Irina D. Streletskaya, Natalia A. Zadorozhnaya, Anna O. Kuznetsova, Mikhail Z. Kanevskiy and Petr B. Semenov
We present the results of studies of the methane content in soils of the active layer and underlying permafrost, as well as data on the emission of methane into the atmosphere in the dominant landscapes of typical tundra of the western coast of the Yamal...
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Luis J. Bastarrachea, Dana E. Wong, Maxine J. Roman, Zhuangsheng Lin and Julie M. Goddard
Active food packaging involves the packaging of foods with materials that provide an enhanced functionality, such as antimicrobial, antioxidant or biocatalytic functions. This can be achieved through the incorporation of active compounds into the matrix ...
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Zheng Yue, Hamza Dunya, Maziar Ashuri, Kamil Kucuk, Shankar Aryal, Stoichko Antonov, Bader Alabbad, Carlo U. Segre and Braja K. Mandal
A new porous activated carbon (AC) material with very high specific surface area (3193 m2 g-1) was prepared by the carbonization of a colloidal silica-templated melamine?formaldehyde (MF) polymer composite followed by KOH-activation. Several electrical d...
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A. A. Fedotov,V.V. Kaniber,P. V. Khrapov
Pág. 51 - 65
The article studies the initial boundary value problem for a non-stationary one-dimensional heat equation that simulates the distribution of soil temperature in the area of Norilsk. The mathematical model is based on solid-liquid phase transitions. To de...
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Hassen Nasri, Sabeur Khemakhem, Raja Ben Amar
Pág. 171 - 178
This work deals with the experimental characterization of the rheological properties of a dip solution which will be used to elaborate a new apatite/clay microfiltration membrane by deposition using slip casting process of the active layer on a tubular s...
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Gatut Rubiono,Mega Nur Sasongko,Eko Siswanto,I Nyoman Gede Wardana
Pág. 6 - 19
Hydrophobic characteristics are widely used in the development of new materials, especially to be applied to the surface coating of materials. This involves amplification of the light exposure on the hydrophobic surface for energy-efficient buildings and...
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