Results 121 to 130 of about 92,639 (291)

From waste to reuse: Fenton degradation of anticancer drugs in hospital wastewater using iron mining residue

open access: yesJournal of Chemical Technology &Biotechnology, EarlyView.
Abstract BACKGROUND The heterogeneous photo‐Fenton process demands stable and efficient materials as catalysts to decompose hydrogen peroxide and generate reactive oxygen species to promote the degradation of organic contaminants in wastewater. In this study, the catalytic activity of an iron mining residue (IMR) was investigated for the heterogeneous ...
Nayara de M Costa‐Serge   +4 more
wiley   +1 more source

Craton Destruction Induced by Drastic Drops in Lithospheric Mantle Viscosity

open access: yesEarth and Space Science, Volume 9, Issue 12, December 2022., 2022
Abstract The disruption of the mantle roots of cratons is common after cratonization. Craton destruction, which is characterized by severe lithospheric thinning, extensive thrust and extensional deformation, basin filling, and intense thermal activities, is relatively rare and is generally attributed to intensely reduced viscosity contrasts between the
Lu Wang   +3 more
wiley   +1 more source

Multifunctional biohybrid magnetite microrobots for imaging-guided therapy

open access: yesScience Robotics, 2017
Xiaohui Yan   +11 more
semanticscholar   +1 more source

The Development and Challenges of PET/MRI Dual‐Modality Imaging Probes—An Update

open access: yesJournal of Magnetic Resonance Imaging, EarlyView.
ABSTRACT The integration of Positron emission tomography (PET) with Magnetic resonance imaging (MRI) combines the functional imaging capabilities of PET with the high‐resolution anatomical detail of MRI, creating a synergistic platform for advanced diagnostic imaging and image‐guided therapies. Central to the success of this dual‐modality system is the
Maryam Sabbaghan   +5 more
wiley   +1 more source

The Mastcam‐Z Radiometric Calibration Targets on NASA's Perseverance Rover: Derived Irradiance Time‐Series, Dust Deposition, and Performance Over the First 350 Sols on Mars

open access: yesEarth and Space Science, Volume 9, Issue 12, December 2022., 2022
Abstract The Mastcam‐Z radiometric calibration targets mounted on the NASA's Perseverance rover proved to be effective in the calibration of Mastcam‐Z images to reflectance (I/F) over the first 350 sols on Mars. Mastcam‐Z imaged the calibration targets regularly to perform reflectance calibration on multispectral image sets of targets on the Martian ...
M. Merusi   +19 more
wiley   +1 more source

Magnetite pollution nanoparticles in the human brain

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2016
B. Maher   +8 more
semanticscholar   +1 more source

Potential pitfalls when using popular chemical extractions to characterize Al‐ and Fe‐containing soil constituents

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
Abstract Wet‐chemical extraction of soil to quantify pedogenic species or to remove specific compounds prior to other analyses is an established approach in analytical soil mineralogy and soil chemistry. Interpretation and informational value of data derived from long‐established and frequently used extractions, for instance involving dithionite ...
Thilo Rennert, Katharina R. Lenhardt
wiley   +1 more source

Mesoproterozoic surface oxygenation accompanied major sedimentary manganese deposition at 1.4 and 1.1 Ga

open access: yesGeobiology, Volume 21, Issue 1, Page 28-43, January 2023., 2023
Abstract Manganese (Mn) oxidation in marine environments requires oxygen (O2) or other reactive oxygen species in the water column, and widespread Mn oxide deposition in ancient sedimentary rocks has long been used as a proxy for oxidation. The oxygenation of Earth's atmosphere and oceans across the Archean‐Proterozoic boundary are associated with ...
Sam C. Spinks   +7 more
wiley   +1 more source

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