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V. V. Lahuta
Pág. 194 - 200
The problem of train traction calculations is considered as the one of resource allocation in a vector formulation. The solution is based on dynamic programming using a set of points of the optimal Pareto objective function values (energy, time).
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Zhongao Yang, Xiaohua Ding, Xin Liu, Abdoul Wahab, Zhongchen Ao, Ya Tian, Van Son Bang, Zhaoxi Long, Guodong Li and Penglin Ma
The instability of geological slopes in mining environments poses a significant challenge to the safety and efficiency of operations. Waste Dump#2 at the Ziluoyi Iron Mine in China is a notable case study that highlights the challenges associated with si...
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Yicong Chen, Jialiang Zhou, Baochun Chen, Jiazhan Su and Camillo Nuti
The present study was conducted to clarify the flexural behaviors of the Composite Girders of a Prestressed Segmental Ultra-High-Performance Concrete (UHPC) Channel and a Reinforced Conventional Concrete Deck (PSUC-RCCD). The girders can be used as bridg...
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Chao Chen, Junfa Wang, Yiyuan Ge and Lili Ma
The structural and elastic properties of (Fe, Cr, W)7C3 were investigated by first principles.
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Xinxin Yan, Wei Cao and Haohuan Li
Motivated by the excellent functional thin film devices made from two-dimensional materials, we investigated the thermal transport properties of Na2X (X = O and S) monolayers using first-principle calculations. The thermal conductivity at room temperatur...
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Zeying Bao and Fulin Shang
The ideal mechanical shear properties and sliding characteristics of c-ZrO2(001)/a-Al2O3(11¯02" role="presentation">11_0211¯02
1
1
¯
02
) interfaces are examined through simulated shear deformations using first-principles calculations. We invest...
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Riku Okumura, Takeo Oku, Atsushi Suzuki, Masanobu Okita, Sakiko Fukunishi, Tomoharu Tachikawa and Tomoya Hasegawa
First-principles electronic band calculations were used to investigate the effects of alkali metals and organic cations added to Cu-based perovskite solar cells. The copper d-orbital band was slightly above the valence-band maximum and functioned as an a...
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Donatella Chillé, Viviana Mollica-Nardo, Ottavia Giuffrè, Rosina Celeste Ponterio, Franz Saija, Jirí Sponer, Sebastiano Trusso, Giuseppe Cassone and Claudia Foti
Arsenic is a well-known contaminant present in different environmental compartments and in human organs and tissues. Inorganic As(III) represents one of the most dangerous arsenic forms. Its toxicity is attributed to its great affinity with the thiol gro...
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Kaili Yuan, Xuehua Liu and Lei Bi
To improve the performance and overcome the processing difficulties of La0.99Ca0.01NbO4 proton-conducting ceramic oxide, external and internal strategies were used, respectively, to modify La0.99Ca0.01NbO4 with NiO. The external strategy refers to the us...
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Francesco Trequattrini, Anna Celeste, Francesco Capitani, Oriele Palumbo, Adriano Cimini and Annalisa Paolone
The infrared absorption spectrum of 1-ethyl-3-methylimidazolium trifluoromethanesulfonate (EMI?TfO) was investigated at ambient pressure and variable temperatures between 120 and 330 K, or at room temperature and variable pressures up to 10 GPa. Upon coo...
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Prateek Saurabh Srivastav, Lan Chen and Arfan Haider Wahla
Channel estimation is a formidable challenge in mmWave Multiple Input Multiple Output (MIMO) systems due to the large number of antennas. Therefore, compressed sensing (CS) techniques are used to exploit channel sparsity at mmWave frequencies to calculat...
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Muhammad Talha Qureshi,Athaul Rai,Noman Islam,Ghazala Shafi Sheikh
Pág. pp. 46 - 60
This paper proposes a novel four-pronged solution for estimating routes and total time required to travel in a transportation network. The proposed solution attempts to optimize the Google?s Map API request flow using open street map (OSM). As it is know...
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Maksym Korobchynskyi,Mykhailo Slonov,Serhii Tsybulskyi,Vladyslav Dereko,Oleksandr Maryliv
Pág. 11 - 22
A method has been proposed for the structural functional-cost modeling of a complex hierarchical system. The initial data for carrying out calculations directly based on the functional-cost model have been determined. We have proposed and substantiated t...
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Sanne van Essen, Jule Scharnke, Tim Bunnik, Bülent Düz, Henry Bandringa, Rink Hallmann and Joop Helder
Experimental or numerical analysis of the response of ships and other floating structures starts with correct environmental modelling. The capabilities of numerical tools are rapidly expanding, but presently the evaluation of extreme events in waves (suc...
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Denis Zolotariov
Pág. 47 - 55
The article is devoted to theoretical research and development of a distributed system of automated calculations and analysis based on cloud infrastructure. The subject of the research is theoretical and practical principles of building automated calcula...
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M. G. Prytula,?. ?. Pasechnyk
Pág. 44 - 64
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Ekaterina Gribanova
Pág. 18 - 25
An algorithm is proposed for solving the price optimization problem using inverse calculations. The algorithm includes two stages: solving the problem of unconditional optimization and solving the inverse problem using inverse calculations while minimizi...
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Cengiz Camci, Michael Averbach and Jason Town
Flow within the space between the rotor and stator of a turbine disk, and an area referred to as the rim seal cavity, develops azimuthal velocity component from the rotor disk. The fluid within develops unsteady structures that move at a fraction of the ...
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Shiming Gan, Yingang Gui, Xiaoyan Bao and Dong Chen
Partial discharge has become a serious threat to the stable operation of gas-insulated switchgears. SOF2 is a characteristic decomposition component of SF6 decomposition components under partial discharge, which further deteriorate the severity of partia...
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Torsten E. M. Staab, Paola Folegati, Iris Wolfertz and Martti J. Puska
We present first principle calculations on formation and binding energies for Cu and Zn as solute atoms forming small clusters up to nine atoms in Al-Cu and Al-Zn alloys. We employ a density-functional approach implemented using projector-augmented waves...
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