Results 31 to 40 of about 891,505 (290)

Converting rain into drinking water: Quality issues and technological advances [PDF]

open access: yes, 2011
With growing pressures on water supplies worldwide, rainwater harvesting is increasingly seen as a viable option to provide drinking water to an ever expanding population, particularly in developing countries.
Adler, I, Campos, LC, Hudson-Edwards, KA
core   +1 more source

Oil Spill in Brazil—Analysis of Vulnerabilities and Socio-Environmental Conflicts

open access: yesBioChem, 2022
The 2019 oil spill was considered the largest environmental disaster in the Brazilian Northeastern coast. It was associated with mostly ineffective government actions, thus intensifying historical vulnerabilities faced by local populations.
Mariana Olívia Santana dos Santos   +8 more
doaj   +1 more source

The question of intrinsic origin of the metal-insulator transition in i-AlPdRe quasicrystal [PDF]

open access: yes, 2015
The icosahedral (i-) AlPdRe is the most resistive quasicrystalline alloy discovered so far. Resistivities ($\rho$) of $1\Omega cm$ at 4K and correlated resistance ratios ($RRR = \rho_{4K}/\rho_{300K}$) of more than 200 are observed in polycrystalline ...
Berger, Claire, Delahaye, Julien
core   +3 more sources

Investigating the 2017 Erratic Fishkill Episode in the Jhelum River, Kashmir Himalaya

open access: yesPollutants, 2021
Globally, the frequency of fishkill episodes is increasing, owing to natural and human-induced modification of aquatic ecosystems. A massive fishkill took place on 22 October 2017 along an approximately 1.5 km stretch of the Jhelum River in Srinagar City,
Irfan Rashid   +2 more
doaj   +1 more source

Evidence for chemical equilibration at RHIC [PDF]

open access: yes, 2001
This contribution focuses on the results of statistical model calculations at RHIC energies, including recently available experimental data. Previous calculations of particle yield ratios showed good agreement with measurements at SPS and lower energies,
Adler C   +15 more
core   +2 more sources

Chitosan dual gel-like functionalized with flavonoid extract and cinnamaldehyde oil using dual cross-linking agents: Characterization, antioxidant, and antimicrobial effects

open access: yesCurrent Research in Food Science
This study evaluated antioxidant and antimicrobial properties of chitosan gel (Cs-gel) functionalized with cinnamaldehyde oil (CN) and orange peel-derived flavonoid extract (Fs) using the ionic-gelation method.
Mahmoud Salah   +10 more
doaj   +1 more source

Occurrence of fungal and pesticides contamination in rapeseeds depending on the cultivars and systems of farming

open access: yesPlant, Soil and Environment, 2015
The aim of this study was to compare the incidence of pathogens and pesticide residues in rapeseed samples depending on integrated and organic cultivation systems and cultivars.
D. Remlein-Starosta   +2 more
doaj   +1 more source

Low Temperature Decomposition of Polystyrene

open access: yesApplied Sciences, 2020
Styrene oligomers (SOs), of styrene (styrene monomer, SM), 1,3-diphenylpropane (styrene dimer, SD1), 2,4-diphenyl-1-butene (styrene dimer, SD2) and 2,4,6-triphenyl-1-hexene (styrene trimer, ST), had been detected in the natural environments far from ...
Hideki Kimukai   +6 more
doaj   +1 more source

Hydrogen contamination in Ge-doped SiO[sub 2] thin films prepared by helicon activated reactive evaporation [PDF]

open access: yes, 2015
Germanium-doped silicon oxidethin films were deposited at low temperature by using an improved helicon plasma assisted reactive evaporation technique.
Boswell, R.   +5 more
core   +1 more source

Assessment of Ethyl Carbamate Contamination in Cachaça (Brazilian Sugar Cane Spirit)

open access: yesBeverages, 2016
Cachaça is a sugar cane spirit produced in Brazil. Ethyl carbamate (EC), a potential carcinogenic compound, may be present in cachaça above the limit established by law.
Aline M. Bortoletto, André R. Alcarde
doaj   +1 more source

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