Results 31 to 40 of about 9,653,321 (311)

Selective Americium Separation: New Insights into the Complexation of Trivalent f-Elements with SO3-Ph-BTBP [PDF]

EPJ Web of Conferences
In the Americium selective (AmSEL) process, the N-donor ligand 3,3’,3’’,3’’’-([2,2’-bipyridine]-6,6’-diylbis(1,2,4-triazine-3,5,6-triyl))tetrabenzenesulfonate (SO3-Ph-BTBP) is used to selectively strip Am(III) from a N,N,N’,N’-tetraoctyl diglycolamide ...
Sauerwein Fynn S., Sittel Thomas, Geist Andreas, Panak Petra J., Wilden Andreas, Modolo Giuseppe   +5 more
doaj   +1 more source

Environmental contamination characteristics of heavy metals from abandoned lead–zinc mine tailings in China

Frontiers in Earth Science, 2023
China holds large-scale lead–zinc mineral resources; however, mining activities often cause severe contamination by heavy metals. This study systemically assessed contamination by eight heavy metals (Cu, Zn, Cd, Pb, Cr, Hg, Ni, and As) in mine tailings ...
Wei Han, Ruifeng Zhao, Wanrong Liu, Yujing Wang, Shuai Zhang, Kang Zhao, Jinglei Nie   +6 more
doaj   +1 more source

Un protocole pour la modélisation du fonctionnement des stations d'épuration à boues activées [PDF]

Sciences, Eaux & Territoires, 2012
Les stations d’épuration sont des systèmes dynamiques, soumis à d’importantes variations temporelles. La modélisation de leur fonctionnement, qui consiste à représenter mathématiquement l’évolution dans le temps de variables d’intérêt représentant les ...
GILLOT, Sylvie, LANGERGRABER, Günter, OHTSUKI, Takayuki, SHAW, Andrew, TAKACS, Imre, WINKLER, Stefan, WINKLER, Stefan   +6 more
doaj  

Preliminary evaluation of biomass and lipid production potential of Nannochloropsis sp. under optimal conditions with different wastewater samples for Exopolymeric substances (EPS) production [PDF]

BIO Web of Conferences
Wastewater is a source of toxic chemicals, heavy metals and various pathogenic microorganisms. Disposal of untreated wastes into the environment causes antibiotic resistance of organisms and various pollutions. An efficient method for treating wastewater,
Jayaramaiah Suresh, S S Dawn
doaj   +1 more source

Removal efficiency of 137Cs from radioactively contaminated electric arc furnace dust using different solvents

Case Studies in Chemical and Environmental Engineering, 2023
An advertent meltdown of radioactive source during steel smelting generates electric arc furnace dust (EAFD) polluted with 137Cs. The removal efficiency of 137Cs from EAFD was assessed by the lixiviation method using different solvents and at various ...
T. Akharawutchayanon, P. Sopapan, S. Yotthuan, P. Gunhakoon, K. Yubonmhat, S. Issarapanacheewin, W. Katekaew, N. Prasertchiewchan   +7 more
doaj   +1 more source

Effective removal of non-radioactive and radioactive cesium from wastewater generated by washing treatment of contaminated steel ash

Nuclear Engineering and Technology, 2023
The co-precipitation process plays a key role in the decontamination of radionuclides from low and intermediate levels of liquid waste. For that reason, the removal of Cs ions from waste solution by the co-precipitation method was carried out.
P. Sopapan, U. Lamdab, T. Akharawutchayanon, S. Issarapanacheewin, K. Yubonmhat, W. Silpradit, W. Katekaew, N. Prasertchiewchan   +7 more
doaj   +1 more source

Plastic Pollution, Waste Management Issues, and Circular Economy Opportunities in Rural Communities

Sustainability, 2021
Rural areas are exposed to severe environmental pollution issues fed by industrial and agricultural activities combined with poor waste and sanitation management practices, struggling to achieve the United Nations’ Sustainable Development Goals (SDGs) in
F. Mihai, Sedat Gündoğdu, L. Markley, Arianna Olivelli, Farhan Khan, C. Gwinnett, J. Gutberlet, Natalia Reyna-Bensusan, Paula Llanquileo-Melgarejo, C. Meidiana, S. Elagroudy, V. Ishchenko, Simon Penney, Z. Lenkiewicz, M. Molinos‐Senante   +14 more
semanticscholar   +1 more source

Water management in ancient Alexandria, Egypt. Comparison with Constantinople hydraulic system

Water Supply, 2021
The collection, evaluation and listing of all available data related to the supply, collection and disposal of water is a project of combining and recording all the data for infrastructure projects and their structure within the urban structure of ...
S. Spanoudi, A. Golfinopoulos, I. Kalavrouziotis   +2 more
doaj   +1 more source

Cellulase extraction from Pseudomonas fluorescens for efficient enzymatic hydrolysis and fermentation with Pichia fermentans and Saccharomyces cerevisiae for cellulosic bioethanol production [PDF]

BIO Web of Conferences
Cellulase enzymes of Pseudomonas fluorescens were extracted for the efficient Enzymatic hydrolysis of horticultural plant wastes. Horticultural plant rejects (shoots and leaves) of Tuber plants like Taro, giant Taro, Elephant yam and Potato were used as ...
N Hemasree, S S Dawn
doaj   +1 more source

Legal Aspects which Implement Good Practice Measures in the Management of Construction and Demolition Waste [PDF]

, 2011
The construction industry, one of the most important ones in the development of a country, generates unavoidable impacts on the environment. The social demand towards greater respect for the environment is a high and general outcry.
García Navarro, Justo, Río Merino, Mercedes del, Villoria Sáez, Paola   +2 more
core   +2 more sources