Results 241 to 250 of about 824,701 (311)

Modeling interconnected minerals markets with multicommodity supply curves: examining the copper-cobalt-nickel system. [PDF]

open access: yesNat Commun
Ryter J   +8 more
europepmc   +1 more source

Tuning the Geometric and Electronic Structures in PtMn/SiO2 Catalysts via Oxygen Plasma Treatment for Enhanced Propane Dehydrogenation

open access: yesCarbon and Hydrogen, EarlyView.
Oxygen plasma treatment promotes Pt dispersion, reducing the average Pt particle size of PtMn catalyst from 2.7 to 1.2 nm, and increases the electron cloud density of Pt. The optimized catalyst exhibits excellent mass‐normalized activity (171 molC3H8·gPt−1·h−1) and an ultralow deactivation rate constant, outperforming most reported Pt‐based catalysts ...
Wulin Yan   +6 more
wiley   +1 more source

Setting of import tolerances for dimethomorph in grapes. [PDF]

open access: yesEFSA J
EFSA (European Food Safety Authority)   +18 more
europepmc   +1 more source

Better Material Properties and Faster Catalyzed Chemical Recycling for Poly(L‐Lactide) Using a Simple Commercial Glycerol Ethoxylate Additive

open access: yesChemistry – A European Journal, EarlyView.
Glycerol ethoxylate (GEO), a branched ethylene glycol derivative, both toughens commercial PLLA and accelerates its chemical recycling to L‐lactide. The lead sample, containing 10 wt.% GEO, shows 9x higher elongation at break and 6x higher tensile toughness than pure PLLA. The GEO–PLLA samples are efficiently chemically recycled to L‐lactide, even when
Madeleine L. Smith   +4 more
wiley   +1 more source

Commodity risk assessment of <i>Vitis</i> spp. plants from Moldova. [PDF]

open access: yesEFSA J
EFSA Panel on Plant Health (PLH)   +37 more
europepmc   +1 more source

Modification of the existing maximum residue level for cyflumetofen in sweet peppers/bell peppers. [PDF]

open access: yesEFSA J
European Food Safety Authority (EFSA)   +18 more
europepmc   +1 more source

Addressing policy barriers to scaling up needle and syringe programmes: a global call to action.

open access: yesLancet Glob Health
Fontaine G   +11 more
europepmc   +1 more source

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