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Hengcong Huang, Luyao Wang, Xiaoyu Zhang, Hongshuo Zhao and Yifan Gu
CO2 represents a typical impurity in light hydrocarbon feedstocks, which affects the quality of subsequent chemical products. Owing to their highly similar nature, industrial separation requires large amounts of energy. Adsorptive gas separation based on...
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Marta Arroyo, Laura Briones, José María Escola and David P. Serrano
Palladium supported on nanocrystalline ZSM-5 (n-ZSM-5, Si/Al = 32) and hierarchical ZSM-5 (h-ZSM-5) with different acidity (Si/Al = 33, 51, 122) were tested in the liquid-phase conversion of stearic acid under nitrogen atmosphere (6 bar). The incorporati...
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Oleksii Klymenko
Pág. 43 - 52
This study analyzes the change in the calculated reduced emissions of pollutants by all major categories of road vehicles of European environmental classes from "Euro-0" to "Euro-6". It covers cars, light commercial vehicles, trucks, buses, and category ...
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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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Jun-Jie Yin, Qingsu Xia, Shu-Hui Cherng, I-Wah Tang, Peter P. Fu, Ge Lin, Hongtao Yu and Diógenes Herreño Sáenz
Polycyclic aromatic hydrocarbons (PAHs) are widespread genotoxic environmental pollutants and potentially pose a health risk to humans. Although the biological and toxicological activities, including metabolism, mutagenicity, and carcinogenicity, of PAHs...
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Janardan Ausuri, Filippo Dell?Anno, Giovanni Andrea Vitale, Fortunato Palma Esposito, Valerio Funari, Gianluigi Franci, Massimiliano Galdiero, Gerardo Della Sala, Pietro Tedesco, Daniela Coppola and Donatella de Pascale
Extreme environments host numerous microorganisms perfectly adapted to survive in such harsh conditions. In recent years, many bacteria isolated from these inhospitable environments have shown interesting biotechnological applications, including the bior...
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Xi Wang, Minfei Wang, Yue Han and Hanyu Chen
A study on unregulated emissions of a conventional diesel self-ignition and partial premixed compression ignition (PPCI) marine engine at full load condition was performed, respectively. In this work, PPCI was realized in a marine engine by blending 15% ...
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Environmental safety problem originated from vehicles requires development and exploration of integrated and effective solutions, which considers the development level of technologies, the cost of their widespread use, the legislation requirements and ot...
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Alberto Olivo, Danny Zanardo, Elena Ghedini, Federica Menegazzo and Michela Signoretto
The development of sustainable yet efficient technologies to store solar light into high energy molecules, such as hydrocarbons and hydrogen, is a pivotal challenge in 21st century society. In the field of photocatalysis, a wide variety of chemical route...
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Ning Li, Bo Yan and Xian-Ming Xiao
With the growing demand for energy and the depletion of conventional crude oil, heavy oil in huge reserve has attracted extensive attention. However, heavy oil cannot be directly refined by existing processes unless they are upgraded due to its complex c...
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MARÍA ESTHER RUÍZ,JOSÉ LUIS ARRIAGA,ISIDORO GARCÍA
Since 1991, volatile organic compounds (VOC) have been determined in Mexico City metropolitan area (MCMA) using different analyzing methods. samples collected in catridges and canisters are analyzed by gc-ms and hplc. continuos monitoring by a long path ...
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Stefania Carlotti and Filippo Maggi
Conventional storable bipropellants make use of hydrazine and its derivatives as fuels and nitrogen tetroxide as an oxidizer. In recent years, the toxicity character of these chemicals pushed the propulsion community towards ?green? alternatives. Several...
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John Rojas, Sergio Cabrera, Gelmy Ciro and Ana Naranjo
Lemon essential oil (LEO) is known for having excellent antioxidant properties with applications in the pharmaceutical, food and cosmetic sectors. However, its deficient stability to light and temperature compromise this activity. In this study, waxy emu...
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Abid Hussain, Fahad N. Al-Barakah, Mohamed Al-Sewailem, Mohamed H. El-Saeid, Muhammad Waqar and Mahtab Ahmad
Increased industrialization has introduced a lot of hazardous materials into ecosystems. Polycyclic aromatic hydrocarbons (PAHs) are among the most toxic and persistent organic pollutants emanating from petrochemical industrial areas. Remediation of PAHs...
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Gyami Shrestha, Samuel J. Traina and Christopher W. Swanston
Produced from incomplete combustion of biomass and fossil fuel in the absence of oxygen, black carbon (BC) is the collective term for a range of carbonaceous substances encompassing partly charred plant residues to highly graphitized soot. Depending on i...
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