Abstract: Described herein is a technology for the creation of “smooth” metal oxide films or coatings using organic cross-linking agents to enable low-temperature sintering. These metal oxide films can be used in conjunction with low-melting temperature substrates, such as plastics, metal, metal oxide, and glass, providing exquisite control over surface roughness.

Abstract: The present disclosure relates to ansa-metallocene catalyst compounds that include (1) a first indenyl ligand substituted at the 3-position with a substituted or unsubstituted C4-C40 hydrocarbyl group, wherein the hydrocarbyl group is branched at the ?-position, and (2) a second indenyl ligand substituted at its 3-position with a substituted or unsubstituted alkyl group or a ?-branched alkyl group. Catalyst systems prepared with the catalyst compounds, polymerization methods using such catalyst systems, and polyolefins made using the polymerization methods are also described.

Abstract: A process is disclosed for opening naphthenic rings of naphthenic ring-containing compounds. Naphthene ring opening is achieved using a self-supported mixed metal sulfide catalyst comprising nickel sulfide, molybdenum sulfide, tungsten sulfide and an organic complexing agent. The catalyst is characterized as having a composition of metal components, in terms of molar ratios; as follows: 0.25?Ni/(Ni+Mo+W)?0.80; 0<Mo/(Ni+Mo+W)?0.25; 0.12?W/(Ni+Mo+W)?0.50; and 1.5?W/Mo?3.0.

Abstract: A robust mesoporous metal-organic framework comprising a hafnium-based metal-organic framework and a single-site zirconium-benzyl species is provided. The hafnium, zirconium-benzyl metal-organic framework is useful as a catalyst for the polymerization of an alkene.

Abstract: Nanoparticles containing IUPAC group 11 ions, group 13 ions and sulfur ions are synthesized by adding metal salts and an alkanethiol in an organic solvent and promoting the reaction by applying heat. Nanoparticles are formed at temperatures as low as 200° C. The nanoparticles may be thermally annealed for a certain amount of time at a temperature lower than the reaction temperature (usually ˜40° C. lower) to improve the topology and narrow the size distribution. After the reaction is complete, the nanoparticles may be isolated by the addition of a non-solvent and re-dispersed in organic solvents including toluene, chloroform and hexane to form a nanoparticle ink. Additives may be incorporated in the reaction solution to tailor the final ink viscosity.

Abstract: Single source precursors or pre-copolymers of single source precursors are subjected to microwave radiation to form particles of a I-III-VI2 material. Such particles may be formed in a wurtzite phase and may be converted to a chalcopyrite phase by, for example, exposure to heat. The particles in the wurtzite phase may have a substantially hexagonal shape that enables stacking into ordered layers. The particles in the wurtzite phase may be mixed with particles in the chalcopyrite phase (i.e., chalcopyrite nanoparticles) that may fill voids within the ordered layers of the particles in the wurtzite phase thus produce films with good coverage. In some embodiments, the methods are used to form layers of semiconductor materials comprising a I-III-VI2 material. Devices such as, for example, thin-film solar cells may be fabricated using such methods.

Abstract: A hydroconversion process comprises contacting a feedstock comprising renewable materials under hydroprocessing conditions with a promoted catalyst selected from a self-supported catalyst, a supported catalyst and combinations thereof, wherein the reaction conditions can be tailored to directly convert the renewable feedstock to the desired product(s) including fatty alcohols, esters, normal paraffins, or combinations thereof. The catalyst comprising at least a Group VIB metal selected from molybdenum and tungsten, a Group VIII metal selected from cobalt and nickel to convert the feedstock into any of fatty alcohols, esters, and normal paraffins. In some embodiments, the process further comprising additional steps to generate various desirable products, including ?-olefins (or PAO, by dehydrating the fatty alcohol products), lubricants and bright stocks (from the oligomerizing of the PAO), and Group 3 lubricants (from co-oligomerizing of the PAO with some short chain olefins).

Abstract: Disclosed are Germanium- and Zirconium-containing precursors having one of the following formulae: wherein each R1, R2, R3, R4, R5, R6, R7, R8, R9 and R10 is independently selected from H; a C1-C5 linear, branched, or cyclic alkyl group; and a C1-C5 linear, branched, or cyclic fluoroalkyl groups. Also disclosed are methods of synthesizing the disclosed precursors and using the same to deposit Zirconium-containing films on substrates via vapor deposition processes.

Abstract: A porous ceramic matrix contains a plurality of ceramic particles adhered to each other, and a plurality of channels defined by surfaces of neighboring ceramic particles, the channels each having an average diameter of 0.5-2.5 ?m. Preferred ceramics also have a porosity of 25.0-40.0%, a Darcy's Permeability of 1.57-34.8×10?14 m2, and a mechanical strength of 25-64 MPa. Also disclosed is a method of preparing such a porous ceramic matrix, comprising providing a pellet containing ceramic particles that are coated with a monomer, a catalyst, and a binder; polymerizing the monomer in the solid state by heating, then carbonizing and sintering the pellet.

Abstract: Described are palladium precatalysts, and methods of making and using them. The palladium precatalysts show improved stability and improved reactivity in comparison to previously-described palladium precatalysts.

Abstract: The present invention is directed, at least in part, to a process for improving the efficiency of a photocatalyst (a semiconductor photocatalyst) by tethering (depositing) a metal (e.g., metal ions of a late transition metal, such as nickel) to the semiconductor (photocatalyst) surface through the use of an organic ligand. More specifically, 1,2-ethanedithiol (EDT) functions as an excellent molecular linker (organic ligand) to attach a transition metal complex (e.g., nickel (Ni2+ ions)) to the semiconductor surface, which can be in the form of a cadmium sulfide surface. The photocatalyst has particular utility in generating hydrogen from H2S.

Abstract: A process for producing copper selenide nanoparticles by effecting conversion of a nanoparticle precursor composition comprising copper and selenide ions to the material of the copper selenide nanoparticles in the presence of a selenol compound. Copper selenide-containing films and CIGS semiconductor films produced using copper selenide as a fluxing agent are also disclosed.

Abstract: Described are palladium precatalysts, and methods of making and using them. The palladium precatalysts show improved stability and improved reactivity in comparison to previously-described palladium precatalysts.

Abstract: Methods of forming single source precursors (SSPs) include forming intermediate products having the empirical formula ½{L2N(?-X)2M?X2}2, and reacting MER with the intermediate products to form SSPs of the formula L2N(?-ER)2M?(ER)2, wherein L is a Lewis base, M is a Group IA atom, N is a Group IB atom, M? is a Group IIIB atom, each E is a Group VIB atom, each X is a Group VIIA atom or a nitrate group, and each R group is an alkyl, aryl, vinyl, (per)fluoro alkyl, (per)fluoro aryl, silane, or carbamato group. Methods of forming polymeric or copolymeric SSPs include reacting at least one of HE1R1E1H and MER with one or more substances having the empirical formula L2N(?-ER)2M?(ER)2 or L2N(?-X)2M?(X)2 to form a polymeric or copolymeric SSP. New SSPs and intermediate products are formed by such methods.

Abstract: Nanoparticles containing IUPAC group 11 ions, group 13 ions and sulfur ions are synthesized by adding metal salts and an alkanethiol in an organic solvent and promoting the reaction by applying heat. Nanoparticles are formed at temperatures as low as 200° C. The nanoparticles may be thermally annealed for a certain amount of time at a temperature lower than the reaction temperature (usually ˜40° C. lower) to improve the topology and narrow the size distribution. After the reaction is complete, the nanoparticles may be isolated by the addition of a non-solvent and re-dispersed in organic solvents including toluene, chloroform and hexane to form a nanoparticle ink. Additives may be incorporated in the reaction solution to tailor the final ink viscosity.

Abstract: Metallocene compounds and pharmaceutical compositions containing these metallocene compounds are disclosed and described. Methods of treating cancer employing such metallocene compounds and pharmaceutical compositions also are provided.

Abstract: A process of oxidizing primary alcohols to their corresponding aldehydes is disclosed. The process is effected in the presence of noble metal polyoxometalate complexes. A novel process for preparing noble metal polyoxometalate complexes, and novel noble metal polyoxometalate complexes are also disclosed.

Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.

Abstract: Described are palladium precatalysts, and methods of making and using them. The palladium precatalysts show improved stability and improved reactivity in comparison to previously-described palladium precatalysts.

Abstract: This invention discloses a synthetic procedure for preparing nanoparticulate materials of various metal cyanide compounds containing manganese(II) ions in the crystal lattice with the surfaces coated by a hydrophilic compound, and their use as MRI contrast agents with high sensitivity, long blood circulation half lives and low toxicity at low-field and high field MR scanners.

Abstract: A composition for oxidizing dimethyl ether includes an alloy supported on carbon, the alloy being of platinum, ruthenium, and palladium. A process for oxidizing dimethyl ether involves exposing dimethyl ether to a carbon-supported alloy of platinum, ruthenium, and palladium under conditions sufficient to electrochemically oxidize the dimethyl ether.

Abstract: This invention relates to methods and articles using compounds, polymeric compounds, and compositions for semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: The present invention provides bimetallic complexes having increased activity in the copolymerization of carbon dioxide and epoxides. Also provided are methods of using such metal complexes in the synthesis of polymers. According to one aspect, the present invention provides metal complexes comprising an activating species with co-catalytic activity tethered to a multidentate ligand that is coordinated to one or more active metal centers of the complex.

Abstract: A porous ceramic matrix contains a plurality of ceramic particles adhered to each other, and a plurality of channels defined by surfaces of neighbouring ceramic particles, the channels each having an average diameter of 0.5-2.5 ?m. Preferred ceramics also have a porosity of 25.0-40.0%, a Darcy's Permeability of 1.57-34.8×10?14 m2, and a mechanical strength of 25-64 MPa. Also disclosed is a method of preparing such a porous ceramic matrix, comprising providing a pellet containing ceramic particles that are coated with a monomer, a catalyst, and a binder; polymerising the monomer in the solid state by heating, then carbonizing and sintering the pellet.

Abstract: A method of producing Prussian blue metal complex nanoparticles and Prussian blue metal complex nanoparticles obtained by the method, a dispersion of the nanoparticles, a method of regulating the color of the nanoparticles, and an electrode and a transmitted light-regulator each using the nanoparticles. Prussian blue metal complex nanoparticles are produced by: mixing an aqueous solution containing a metal cyano complex anion having metal atom MA as a central metal and an aqueous solution containing a cation of metal atom MB; thereby precipitating the crystal of a Prussian blue metal complex having the metal atom MA and the metal atom MB; and then mixing the Prussian blue metal complex with an aqueous solution containing a metal cyano complex anion having the metal atom MC as a central metal and/or an aqueous solution containing a cation of the metal atom MD.

Abstract: A composition for improving the combustion efficiency of an internal combustion engine. The composition includes a mixture of a hydrocarbon fuel and an organometallic soap selected from among several cerium-containing and ferric compounds. The cerium-containing compound or compounds increase the energy released during combustion of the fuel. The ferric compound or compounds coat an interior wall of a combustion chamber of the internal combustion engine to increase the power output of the engine by reducing the accumulation of residues deposited on the interior wall which interfere with the combustion of fuel.

Abstract: The present invention provides methods of making bridged cyclopentadienyl-indenyl metallocene compounds. Generally, these methods can be conducted without the use of a fine purification process such as distillation, chromatography, and crystallization.

Abstract: A metal cyanide complex catalyst and its preparation and application are disclosed. The formula of this catalyst is M1a[M2(CN)bL1c]d(X)m(L2)n·xSu·yL3·zH2O and its preparation method comprises: (A) adjusting pH of a mixed solution I? of L3, M3e[M2(CN)bL1c]f, de-ionized water I, alcohol and/or ether solvent to less than 7.0, and adding it into a mixed solution II? of M1(X)g salt, Su or Su precursor, de-ionized water II, stirring for reaction under 20° C.-120° C. for 0.5-200 hours, separating and drying to obtain a solid product; and (B) repeatedly dispersing the solid into an anhydrous organic solvent containing L2 to form a slurry, distilling, separating and drying to obtain the metal cyanide complex catalyst. The catalyst is useful in preparing polyethers, polycarbonates and polyesters by homopolymerization of epoxides, or copolymerization of epoxides with carbon dioxide or anhydrides.

Abstract: The present invention provides polymerization catalyst compositions employing novel heterodinuclear metallocene compounds. Methods for making these new dinuclear metallocene compounds and for using such compounds in catalyst compositions for the polymerization of olefins are also provided.

Abstract: Vapochromic coordination polymers useful for analyte detection are provided. The vapochromism may be observed by visible color changes, changes in luminescence, and/or spectroscopic changes in the infrared (IR) signature. One or more of the above chromatic changes may be relied upon to identify a specific analyte, such as a volatile organic compound or a gas. The chromatic changes may be reversible to allow for successive analysis of different analytes. The polymer has the general formula MW[M?X(Z)Y]N wherein M and M? are the same or different metals capable of forming a coordinate complex with the Z moiety; Z is selected from the group consisting of halides, pseudohalides, thiolates, alkoxides and amides; W is between 1-6; X and Y are between 1-9; and N is between 1-5. One embodiment provides [Metal(CN)2]-based coordination polymers with vapochromic properties, such as Cu[Au(CN)2]2 and Zn[Au(CN)2]2 polymers.

Abstract: Preparation of semiconductor nanocrystals and their dispersions in solvents and other media is described. The nanocrystals described herein have small (1-10 nm) particle size with minimal aggregation and can be synthesized with high yield. The capping agents on the as-synthesized nanocrystals as well as nanocrystals which have undergone cap exchange reactions result in the formation of stable suspensions in polar and nonpolar solvents which may then result in the formation of high quality nanocomposite films.

Abstract: In one aspect of this invention, catalytic compositions produced by calcining intermediates of the formula [NR4]x[M12M2S8] are provided, wherein M1 is Mo or W; M2 is Co, Ni, or Pd; x is 2 or 3; and R is a C3-C8 alkyl group. Another aspect provides catalytic compositions produced by calcining intermediates of the formula Ax[M12M2S8], wherein A is selected from K, Rb, Cs, Sr, and Ba. Also provided are methods for making the compositions, and methods of using the compositions for the catalytic conversion of syngas into C1-C4 alcohols such as ethanol.

Abstract: A composition for preparing ITO powders and ITO coatings includes at least one indium compound and at least one bimetal compound which includes indium and tin. A method of preparing ITO powders and ITO coatings includes a one-step temperature treatment in an inert atmosphere.

Abstract: The invention provides catalysts that are not corroded in acidic electrolytes or at high potential and have excellent durability and high oxygen reducing ability, and processes for producing the catalysts and uses of the catalysts. The catalyst of the invention includes a metal oxycarbonitride that contains at least one metal selected from tantalum, vanadium, molybdenum and zirconium (hereinafter, also referred to as “metal M” or simply “M”) and does not contain any of platinum, titanium and niobium.

Abstract: Transparent, electrically conductive layer, a process for producing the layer and its use, wherein the layer is based on at least one compound of the formula 1 wherein the substituents are as defined.

Abstract: Provided herein are nanoparticle platforms and combinatorial drug delivery vehicles comprising gold nanoparticles with a plurality of thilolated hyperbranched dendrons conjugated to the nanoparticle surface. The thiolated hyperbranched dendrons comprise chemically-modifiable surface groups, functionalized interior groups and nano-cavities within the hyperbranched structure to which a variety of payload molecules may be conjugated, optionally via a linker. Payload molecules may comprise nucleic acids, anticancer drugs and small molecule inhibitors, optionally with, non-cytotoxic signaling agents, for example, fluoroscein isothiocyanate. Also provided are methods for delivering one or more therapeutic agents to a cell or tissue or for treating a pathophysiological condition in a subject by delivering the combinatorial drug delivery vehicles to a cell or tissue associated with the pathophysiological condition to facilitate internalization of the vehicle to effect treatment.

Abstract: Disclosed is a clean method for preparing layered double hydroxides (LDHs), in which hydroxides of different metals are used as starting materials for production of LDHs by atom-economical reactions. The atom efficiency of the reaction is 100% in each case because all the atoms of the reactants are converted into the target product since only M2+(OH)2, M3+(OH)3, and CO2 or HnAn? are used, without any NaOH or other materials. Since there is no by-product, filtration or washing process is unnecessary. The consequent reduction in water consumption is also beneficial to the environment.

Abstract: This invention relates to processes for compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is a combination of Cu and Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: The present invention relates to the use of double-complex salts in electronic devices, in particular in organic electroluminescent devices, and oligomers formed from charged metal complexes.

Abstract: The present invention pertains to the double complex salts in optoelectronic components, like organic diodes, organic transistors or organic lasers, in particular an organic solar cell (OSC, OPP) and in particular from oligomers built from charged metal complexes.

Abstract: The present disclosure relates to a method for preparing an ortho-substituted aminoferrocene comprising reacting an aminoferrocene with a Lewis acid and a lithiating reagent in the presence of an electrophile to form the ortho-substituted aminoferrocene.

Abstract: This invention relates to compounds and compositions used to prepare semiconductor and optoelectronic materials and devices. This invention provides a range of compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to molecular precursor compounds and precursor materials for preparing photovoltaic layers.

Abstract: The present invention provides polymerization catalyst compositions employing novel heterodinuclear metallocene compounds. Methods for making these new dinuclear metallocene compounds and for using such compounds in catalyst compositions for the polymerization of olefins are also provided.

Abstract: A catalyst precursor composition and methods for making such a catalyst precursor are disclosed. The catalyst precursor comprises at least a promoter metal selected from Group VIII, Group IIB, Group IIA, Group IVA and combinations thereof having an oxidation state of +2 or +4, at least one Group VIB metal having an oxidation state of +6, and at least one organic oxygen-containing ligand. Catalysts prepared from the sulfidation of such catalyst precursors are used in the hydroprocessing of hydrocarbon feeds.

Abstract: Semiconductor nano-sized particles possess unique properties, which make them ideal candidates for applications in solar electrochemical cells to produce chemical energy from solar energy. Coupled nanocrystal photoelectrochemical cells and several applications improve the efficiency of solar to chemical energy conversion.

Abstract: This invention relates to processes for compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MA(ER)(ER)}, wherein MA is Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: This invention relates to compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials. This invention provides a range of compounds, polymeric compounds, compositions, materials and methods directed ultimately toward photovoltaic applications, transparent conductive materials, as well as devices and systems for energy conversion, including solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MB(ER)(ER)} and {MB(ER)(ER)}, wherein MA is Ag, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: This invention relates to a range of compounds, polymeric compounds, and compositions used to prepare semiconductor and optoelectronic materials and devices including thin film and band gap materials for photovoltaic applications including devices and systems for energy conversion and solar cells. In particular, this invention relates to polymeric precursor compounds and precursor materials for preparing photovoltaic layers. A compound may contain repeating units {MA(ER)(ER)} and {MB(ER)(ER)}, wherein each MA is Cu, each MB is In or Ga, each E is S, Se, or Te, and each R is independently selected, for each occurrence, from alkyl, aryl, heteroaryl, alkenyl, amido, silyl, and inorganic and organic ligands.

Abstract: Transparent, electrically conductive layer, a process for producing the layer and its use, wherein the layer is based on at least one compound of the formula 1 wherein the substituents are as defined.

Abstract: Transparent, electrically conductive layer, a process for producing the layer and its use, wherein the layer is based on at least one compound of the formula 1 wherein the substituents are as defined.