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Naseer Muhammad Khan, Liqiang Ma, Muhammad Zaka Emad, Tariq Feroze, Qiangqiang Gao, Saad S. Alarifi, Li Sun, Sajjad Hussain and Hui Wang
The brittleness index is one of the most integral parameters used in assessing rock bursts and catastrophic rock failures resulting from deep underground mining activities. Accurately predicting this parameter is crucial for effectively monitoring rock b...
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Maria Antonietta Ferrara, Valerio Striano and Giuseppe Coppola
Generally, to reduce the area of a photovoltaic cell, which is typically very expensive, solar concentrators based on a set of mirrors or mechanical structures are used. However, such solar concentrators have some drawbacks, as they need a tracking syste...
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A brand can turn a geographical location into a landmark and influences the tourist planification of a city. Although the world tourist sector recognizes Malaga as The Coast of Sun, this analysis also reveals several more elements, which should be substa...
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Yun Xu, Jingbo Sun, Jesse Frantz, Mikhail I. Shalaev, Wiktor Walasik, Apra Pandey, Jason D. Myers, Robel Y. Bekele, Alexander Tsukernik, Jasbinder S. Sanghera and Natalia M. Litchinitser
Orbital angular momentum (OAM) beams may create a new paradigm for the future classical and quantum communication systems. A majority of existing OAM beam converters are bulky, slow, and cannot withstand high powers. Here, we design and experimentally de...
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Jack Claricoats and Sam M. Dakka
The paper presents the development of the power, propulsion, and thermal systems for a 3U CubeSat orbiting Earth at a radius of 600 km measuring the radiation imbalance using the RAVAN (Radiometer Assessment using Vertically Aligned NanoTubes) payload de...
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Hanno Rein, Daniel Tamayo and David Vokrouhlický
On 6 February 2018, SpaceX launched a Tesla Roadster on a Mars-crossing orbit. We perform N-body simulations to determine the fate of the object over the next 15 Myr. The orbital evolution is initially dominated by close encounters with the Earth. While ...
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Yan Sun, S. -Y. Simon Wang, Rong Li, Brendan M. Buckley, Robert Gillies and Kyle G. Hansen
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Ioannis Charalampopoulos, Panagiotis T. Nastos and Eleni Didaskalou
Global economy, trade and other human activities are affected by the behaviour and the psychology of the individuals [1?3]. Knowing the influential factors, which contribute to the perception, behaviour and psychology, a positive reinforcement to the eco...
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Nguy?n Van Công,Nguyê~n Van Ngôn DOI: 10.26459/hueuni-jtt.v126i2.4148
Pág. 81 - 92
X? lò cao là th?i ph?m c?a quá trình luy?n gang trong lò cao, hi?n chua du?c s? d?ng h?p lý, gây ?nh hu?ng d?n n?n kinh t? và môi tru?ng ? nu?c ta. M?t khác t?n công sunphat là m?t trong nh?ng nhân t? chính ?nh hu?ng d?n d? b?n và tu?i th? c?a công trình...
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Aurélio Gouvêa Melo, Delly Oliveira Filho, Maury Martins Oliveira Junior, Sérgio Zolnier, Aristides Ribeiro
Pág. 177 - 183
Solar energy is among the renewable energy sources that received greater addition in installed capacity. However, it accounts for a small fraction of the energy matrix of most countries. Electric energy generation by solar systems can be improved t...
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