Results 91 to 100 of about 106,219 (235)

Adsorção de selênio em latossolos Selenium adsorption in oxisols

open access: yesRevista Brasileira de Ciência do Solo, 2008
A retenção de Se pelos colóides do solo constitui importante processo para a manutenção da sanidade ambiental. A informação sobre a adsorção de Se em solos altamente intemperizados é restrita e existem poucos padrões quantitativos disponíveis para a ...
Ernesto Rinaldi Mouta   +4 more
doaj   +1 more source

Enhanced Manganese Uptake by BTCA‐Functionalized Lignocellulosic Felts

open access: yesChemistrySelect, Volume 11, Issue 17, 5 May 2026.
The quest for sustainable water purification technologies has led researchers back to nature's most abundant building blocks. The provided graphical abstract illustrates a sophisticated yet environmentally conscious approach to a pressing global challenge: the removal of heavy metals from aqueous environments.
Dario Lacalamita   +10 more
wiley   +1 more source

Star formation across cosmic time

open access: yesFundamental Plasma Physics
The interstellar medium of galaxies is composed of multiple phases, including molecular, atomic, and ionized gas, as well as dust. Stars are formed within this medium from cold molecular gas clouds, which collapse due to their gravitational attraction ...
Jonathan Freundlich
doaj   +1 more source

Factors affecting Hg (II) adsorption in soils from the Rio Negro basin (Amazon)

open access: yesQuímica Nova, 2005
Mercury (II) adsorption studies in top soils (top 10 cm) from the Rio Negro basin show this process depends strongly on some selected parameters of the aqueous phase in contact with the soils.
Patricia Miretzky   +3 more
doaj   +1 more source

Glyphosate in waters and soils from genetically modified canola cultivation in Parkes, NSW, Australia [PDF]

open access: yes, 2013
Investigations were conducted of farmland from the Parkes region of New South Wales, Australia, cultivated with genetically modified canola, involving the determination of glyphosate (N-(phosphonomethyl)glycine) concentrations in water and soils, and its
Badek, Kate   +5 more
core  

Measures to Ensure That Social Workers Render Holistic Family Reunification Services: A South African Perspective

open access: yesChildren &Society, Volume 40, Issue 3, Page 580-589, May 2026.
ABSTRACT Placement of children in alternative care is supposed to be a temporary arrangement while social workers address issues that led to the removal of a child from the care of the family. However, in the rendering of family reunification services (FRS), social workers encounter numerous challenges that hinder their ability and capacity to render ...
Sipho Sibanda
wiley   +1 more source

Evaluación de la adsorción de rodamina WT, litio y cloruro en reactores por carga inoculados con lodo anaerobio

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2011
La presente investigación tiene como propósito evaluar la adsorción de la Rodamina WT (RWT), litio y cloruro en contacto con lodo anaerobio usando reactores por lotes. Se instalaron 4 reactores de 1 L (uno para cada trazador y un blanco).
Jhonny Pérez   +2 more
doaj  

Adsorption evaluation of Rhodamine WT, lithium and chloride in batch reactors inoculated with anaerobic sludge

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2013
The aim of this study is to evaluate trace’s mass adsorptive property of anaerobic sludge in batch reactors. Three types of tracers were prepared, i.e. Rhodamine WT (RWT), lithium and chlorine.
Jhonny Pérez   +2 more
doaj   +1 more source

Sorption of sulfamethoxazole, sulfachloropyridazine and sulfamethazine onto six New Zealand dairy farm soils [PDF]

open access: yes, 2010
We have investigated the sorption potential of three sulfonamides (SAs) in six New Zealand dairy farming soils using a modified batch equilibrium method employing 0.005 M CaCl₂ as background solution.
Manley-Harris, Merilyn   +3 more
core  

Multiple Time‐Scale Homogenization of Coupled Corrosion‐Fatigue in Structural Concrete

open access: yesInternational Journal for Numerical Methods in Engineering, Volume 127, Issue 7, 15 April 2026.
ABSTRACT Reinforced concrete structures exposed to chloride‐rich environments and cyclic mechanical loading experience simultaneous corrosion of steel reinforcement and fatigue‐induced concrete cracking, leading to complex, nonlinear degradation that cannot be accurately captured by conventional sequential analyses.
Manikandan Gopakumar   +3 more
wiley   +1 more source

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