848 items found

Organisations: RISIS2OpenData Groups: Open Access Tags: Chemical Sciences not elsewhere classified Science Policy keywords.General Chemistry

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  • publication

    Unregulated Emissions from a Heavy-Duty Diesel Engine with Various Fuels and ...

    This study evaluated the effects of various combinations of fuels and emission control technologies on exhaust emissions from a heavy-duty diesel engine tested on an engine...
  • publication

    Magnetic Fluorescent Delivery Vehicle Using Uniform Mesoporous Silica Spheres...

    We synthesized uniform pore-sized mesoporous silica spheres embedded with magnetite nanocrystal and quantum dots. The magnetic separation, luminescent detection, and controlled...
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    Remarkable Effect of Pore Size on the Catalytic Activity of Mesoporous Silica...

    The catalytic activity of mesoporous silica (MCM-41) for the acetalization of cyclohexanone shows a volcano-shaped dependence on the pore diameter. The diameter of the...
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    Polymorphic Packing Arrangements in a Class of Engineered Organic Crystals

    Polymorphism occurs in the family of engineered cocrystals that form from N,N ‘-bis(p-X-phenyl)melamines (X = H, F, Cl, Br, I, CH3, and CF3) and barbital. X-ray powder...
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    Modeling Active Capping Efficacy. 1. Metal and Organometal Contaminated Sedim...

    Cd, Cr, Pb, Ag, As, Ba, Hg, CH3Hg, and CN transport through sand, granular activated carbon (GAC), organoclay, shredded tires, and apatite caps was modeled by deterministic and...
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    Brilliant Sm, Eu, Tb, and Dy Chiral Lanthanide Complexes with Strong Circular...

    International audience; The synthesis, characterization, and luminescent behavior of trivalent Sm, Eu, Dy, and Tb complexes of two enantiomeric, octadentate, chiral,...
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    Highly Luminescent NIR-to-Visible Upconversion Thin Films and Monoliths Requi...

    A method is described for producing highly luminescent composite NIR-to-visible upconversion thin films, made from β-NaYF4:3%Er,17%Yb nanocrystals in a polymethyl methacrylate...
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    Synthesis of Zinc Oxalate Coordination Polymers via Unprecedented Oxidative C...

    The zinc oxalate coordination polymers Zn(ox)(Py)2 (1) and [methylpyridinium]2[Zn2(ox)3] (2) have been synthesized via unexpected oxidation of ethanol and oxidative coupling of...
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    Alumina Nanotubes Containing Lithium of High Ion Mobility

    We revealed the first example of a crystalline lithium aluminate nanotube with thermal stability prepared by a surfactant-driven hydrothermal procedure. The obtained nanotube...
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    Construction of Novel Polycyclic Ring Systems by Transition-Metal-Catalyzed C...

    Construction of Novel Polycyclic Ring Systems by Transition-Metal-Catalyzed Cycloisomerization of Ene−Ene−Ynes. Interception of a Carbenoid Intermediate in Skeletal...
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    Fuel-Mercury Combustion Emissions: An Important Heterogeneous Mechanism and a...

    An extensive examination of combustion gases containing trace amounts of mercury shows unambiguously mercury’s propensity for heterogeneous chemistry. Although additional...
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    Prescribed Fire As a Means of Reducing Forest Carbon Emissions in the Western...

    Carbon sequestration by forested ecosystems offers a potential climate change mitigation benefit. However, wildfire has the potential to reverse this benefit. In the western...
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    Tunability of Supramolecular Kagome Lattices of Magnetic Phthalocyanines Usin...

    Self-assembly of various phthalocyanine (Pc) molecules and a derivative on an epitaxial graphene monolayer (MG) has been investigated by means of in situ ultrahigh vacuum...
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    Generation and Characterization of Four Dilutions of Diesel Engine Exhaust fo...

    Exposure atmospheres for a rodent inhalation toxicology study were generated from the exhaust of a 2000 Cummins ISB 5.9L diesel engine coupled to a dynamometer and operated on a...
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    Rational Designs for Highly Proton-Conductive Metal−Organic Frameworks

    A novel metal−organic framework (MOF), (NH4)2(adp)[Zn2(ox)3]·3H2O (1) was synthesized and its structure was determined. We propose three types of rational design to introduce...
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    Estimation of Volatile Emissions During the Excavation of Soil or Waste

    A model is presented for estimating transient air emissions of volatile chemicals during excavation into a zone of contaminated soil or waste. Using measured in situ parameters,...
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    Chloride Retention and Release in a Boreal Forest Soil: Effects of Soil Water...

    The common assumption that chloride (Cl-) is conservative in soils and can be used as a groundwater tracer is currently being questioned, and an increasing number of studies...
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    Roles of Acetone-Conditioning and Lipid in Sorption of Organic Contaminants

    Sorption of phenanthrene and 1-naphthol by a peat soil (PS) and its humic acid fractions (HAs) and humin (HM) was examined. Both phenanthrene and 1-naphthol consistently had...
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    Organically Templated Linear and Layered Iron Sulfates

    Linear and layered organically templated iron sulfates have been prepared under hydrothermal conditions. The linear iron sulfates, with the compositions...
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    Water-Medium Clean Organic Reactions over an Active Mesoporous Ru(II) Organom...

    Water−medium clean organic reactions including isomerization and hydrogenation were carried out over a Ru(II) mesoporous organometallic catalyst (Ru-MOC) synthesized based on...