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Juan Botero-Valencia, Erick Reyes-Vera, Elizabeth Ospina-Rojas and Flavio Prieto-Ortiz
In this study, a novel system was designed to enhance the efficiency of data acquisition in a portable and compact instrument dedicated to the spectral analysis of various surfaces, including plant leaves, and materials requiring characterization within ...
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Stef Depuydt, Lucy Traub, Gilles Van Eygen, Santosh Kumar, Georg Held and Bart Van der Bruggen
In this work, homogeneous, thin-film proton exchange membranes (PEMs) with superior proton conductivities and high methanol rejection were fabricated via a facile synthesis procedure. Sulfonated polyether ether ketone (sPEEK) was crosslinked via a Friede...
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Yang Zhang, Xiyi Huang and Biao Wang
Carbon fiber paper (CFP) is one of the most important units of gas diffusion layer (GDL) in proton exchange membrane fuel cells (PEMFCs). The binder used in the wet-laid technique has a significant effect on the properties of CFP. In this work, the polyv...
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Mary T. Motloung, Sifiso I. Magagula, Andiswa Kaleni, Tlholohelo S. Sikhosana, Kgomotso Lebelo and Mokgaotsa J. Mochane
Clean water is very important for the good health of society. In South Africa, it is estimated that people need 20 to 50 litres of safe water daily for basic hygiene, drinking, and cooking. In recent times, water bodies have harboured harmful pollutants,...
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Jia Shi, Yiyun Ding, Longhuang Tang, Xiuyan Li, Hua Bai, Xianguo Li, Wei Fan, Pingjuan Niu, Weiling Fu, Xiang Yang and Jianquan Yao
Terahertz (THz) photonic crystal (PC) waveguides show promise as an efficient and versatile waveguiding platform for communication, sensing, and imaging. However, low-frequency THz PC waveguides with a low-cost and easy fabrication remain challenging. To...
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Matheus Alencar da Silva, Bonfim Amaro Junior, Ramon Rudá Brito Medeiros and Plácido Rogério Pinheiro
Three-dimensional printing has advantages, such as an excellent flexibility in producing parts from the digital model, enabling the fabrication of different geometries that are both simple or complex, using low-cost materials and generating little residu...
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Sarosh Ahmad, Umer Ijaz, Salman Naseer, Adnan Ghaffar, Muhammad Awais Qasim, Faisal Abrar, Naser Ojaroudi Parchin, Chan Hwang See and Raed Abd-Alhameed
A type of telecommunication technology called an ultra-wideband (UWB) is used to provide a typical solution for short-range wireless communication due to large bandwidth and low power consumption in transmission and reception. Printed monopole antennas a...
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Jesús González-Cobos, Bárbara Rodríguez-García, Mabel Torréns, Òscar Alonso-Almirall, Martí Aliaguilla, David Galí, David Gutiérrez-Tauste, Magí Galindo-Anguera, Felipe A. Garcés-Pineda and José Ramón Galán-Mascarós
Hydrogen production from water electrolysis is one of the most promising approaches for the production of green H2, a fundamental asset for the decarbonization of the energy cycle and industrial processes. Seawater is the most abundant water source on Ea...
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Sarmad Dawood Salman Dawood, Ahmad Salahuddin Mohd Harithuddin and Mohammad Yazdi Harmin
Mass reduction is a primary design goal pursued in satellite structural design, since the launch cost is proportional to their total mass. The most common mass reduction method currently employed is to introduce honeycomb structures, with space qualified...
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Jie Xu, Yifan Shi, Jiangling Li, Guangzhen Cui and Guangxin Gu
In this paper, we wish to report the preparation of ultra-black films via spraying coatings composed of waterborne binders and low-cost carbon aerogels on pre-treated tinplate. The CAs were prepared by annealing resorcinol-formaldehyde resin (RF resin) a...
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