Ara
Toplam kayıt 186, listelenen: 21-30
Empirical analysis of the relationship between trade wars and sea-air transportation
(Sciendo, 2020)
The aim of this paper is to empirically analyse the relationship between the trade wars and modes of transport for selected countries. For this purpose the causality relationship between trade value and sea transport / air ...
The responses of net ecosystem production to climate change: A modelling study to identify the sink and source of carbon regions at the pan-european scale
(Corvinus University of Budapest, 2020)
Identifying sinks or sources of CO2 in the terrestrial biosphere has become an important topic in the last decades. Net Ecosystem Production (NEP) is one of the most used parameters for the understanding and visualization ...
Evaluation of Airlines Performance Using an Integrated Critic and Codas Methodology: The Case of Star Alliance Member Airlines
(Sciendo, 2020)
In the airline industry where intense competition has taken place, performance evaluation is vital for airlines to achieve their goals and to gain a competitive advantage. This study aims to evaluate the performance of ...
Assessment of Accumulation and Potential Health Risk of Cr, Mn, Fe, Cu, and Zn in Fish from North-Eastern Mediterranean Sea
(University of Tehran, 2020)
Heavy metal accumulation in aquatic organisms has been an important issue due to environmental pollution resulting from anthropogenic activities. In this study, Cr, Mn, Fe, Cu, and Zn in the selected fish species (Mullus ...
Multipurpose chemical liquid sensing applications by microwave approach
(Public Library of Science, 2020)
In this work, a novel sensor based on printed circuit board (PCB) microstrip rectangular patch antenna is proposed to detect different ratios of ethanol alcohol in wines and isopropyl alcohol in disinfectants. The proposed ...
Mutual Coupling Reduction of Cross-Dipole Antenna for Base Stations by Using a Neural Network Approach
(Mdpi, 2020)
In this manuscript, a resonator layer is presented for the purpose of reducing the mutual coupling effect between each antenna element of a cross dipole antenna. In design processes, an artificial neural network approach ...
Improving Autonomous Performance of a Passive Morphing Fixed Wing UAV
(Kauno Technologijos Universitetas, 2020)
In this article, simultaneous longitudinal and lateral flight control systems design for both passive and active morphing unmanned aerial vehicles (UAVs) is first time applied for autonomous flight performance maximization. ...
The Validation of Different Growth Models of Randall's Threadfin Bream, Nemipterus randalli (Russell, 1986), in Northeastern Mediterranean Sea
(Zoological Soc Pakistan, 2020)
The study was conducted to determine the age and the growth of the Lessepsian migrant Randall's threadfin bream, Nemipterus randalli (Russell, 1986). A total of 587 samples were collected from the eastern Mediterranean ...
The Detection of Chemical Materials with a Metamaterial-Based Sensor Incorporating Oval Wing Resonators
(MDPI, 2020)
The detection of branded and unbranded chemical materials is essential for the quality control assessment. In this work, a metamaterial inspired sensor is designed and fabricated, which incorporates oval-shaped wing ...
A theoretical performance investigation of irreversible internal combustion engine named as Dual-Miller Cycle
(Yildiz Technical Univ, 2020)
Internal combustion engines (ICEs) have harmful effects on the environment in terms of emissions. According to present emission regulations, reducing NOx emissions came into prominence. One of the techniques of reducing ...