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Article
Open AccessArea-selective atomic layer deposition on 2D monolayer lateral superlattices
The advanced patterning process is the basis of integration technology to realize the development of next-generation high-speed, low-power consumption devices. Recently, area-selective atomic layer deposition ...
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Article
Comparative study of physical do** and electrochemical do** in polymer thin-film transistors
This study presents a comparative analysis between physical do** and electrochemical do** techniques in thin-film transistors using conjugated semiconducting polymer films. Two types of polymer films were ...
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Article
Open AccessGut taste receptor type 1 member 3 is an intrinsic regulator of Western diet-induced intestinal inflammation
Long-term intake of a Western diet (WD), characterized by a high-fat content and sugary drinks, is hypothesized to contribute to the development of inflammatory bowel disease (IBD). Despite the identified clin...
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Article
A photonic quantum engine driven by superradiance
Performance of nano- and microscale heat engines can be improved with the help of quantum-mechanical phenomena. Recently, heat reservoirs with quantum coherence have been proposed to enhance engine performance...
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Article
Open AccessHyperradiance by a stream of phase-correlated atomic dipole pairs traversing a high-Q cavity
Hyperradiance in which radiation rate exceeds that of superradiance has been theoretically investigated in various coherently-coupled emitter-field systems. In most cases, either proposed setups were experimen...
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Article
Realization of superabsorption by time reversal of superradiance
Emission and absorption of light lie at the heart of light–matter interaction1. Although emission and absorption rates are regarded as intrinsic properties of atoms and molecules, various ways to modify these rat...
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Article
Co-culture with Mature Islet Cells Augments the Differentiation of Insulin-Producing Cells from Pluripotent Stem Cells
Islet transplantation has been hampered by the shortage of islet donors available for diabetes therapy. However, pluripotent stem cells (PSCs) can be an alternative source of insulin-producing cells (IPCs) bec...
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Article
A study of the palladium size effect on the direct synthesis of hydrogen peroxide from hydrogen and oxygen using highly uniform palladium nanoparticles supported on carbon
Highly monodisperse carbon-supported palladium nanoparticles with controllable size (3 nm, 6.5 nm, 9.5 nm) were prepared using a simple colloidal method, and the size dependence of the catalytic performance fo...
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Article
Direct synthesis of hydrogen peroxide from hydrogen and oxygen over palladium catalyst supported on SO3H-functionalized MCF silica: Effect of calcination temperature of mesostructured cellular foam silica
Palladium catalysts supported on SO3H-functionalized MCF silica (Pd/SO3H-MCF-T (T=450, 550, 650, 750, 850, and 950)) were prepared with a variation of calcination temperature (T, °C) of MCF silica. They were then...
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Article
Direct conversion of cellulose into polyols or H2 over Pt/Na(H)-ZSM-5
The direct conversion of cellulose into polyols such as ethylene glycol and propylene glycol was examined over Pt catalysts supported on H-ZSM-5 with different SiO2/Al2O3 molar ratios. The Pt dispersion, determin...
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Article
Direct synthesis of hydrogen peroxide from hydrogen and oxygen over insoluble Pd0.15M2.5H0.2PW12O40 (M = K, Rb, and Cs) heteropolyacid catalysts
Palladium-containing insoluble heteropolyacid (HPA) catalysts (Pd0.15M2.5H0.2PW12O40) were prepared by an ion-exchange method using various alkaline metal ions (M = K+, Rb+, and Cs+) (denoted as Pd-KPW, Pd-RbPW, ...
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Article
Catalytic Cracking of Lower-Valued Hydrocarbons for Producing Light Olefins
A number of important chemicals are made from light olefins such as propylene and ethylene, and it is expected that market demand for these light olefins will continue to grow at 4–5% annually, and the average...
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Article
Oxidative Dehydrogenation of n-Butene to 1,3-Butadiene Over ZnMeIIIFeO4 Catalysts: Effect of Trivalent Metal (MeIII)
ZnMeIIIFeO4 catalysts with different trivalent metal (MeIII = Fe, Al, Cr, Mn, and Co) were prepared by a co-precipitation method, and were applied to the oxidative dehydrogenation of n-butene to 1,3-butadiene. Su...
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Article
Prevention of Catalyst Deactivation in the Oxidative Dehydrogenation of n-Butene to 1,3-Butadiene over Zn-Ferrite Catalysts
An efficient method to enhance the catalytic properties of Zn-ferrite catalyst in the oxidative dehydrogenation of n-butene to 1,3-butadiene is proposed. The incorporation of phosphorous compound in Zn-ferrite is...
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Article
Effect of Cs x H3−x PW12O40 addition on the catalytic performance of ZnFe2O4 in the oxidative dehydrogenation of n-butene to 1,3-butadiene
Oxidative dehydrogenation of n-butene to 1,3-butadiene over ZnFe2O4 catalyst mixed with Cs x H3−x PW12O40 heteropolyacid (HPA) was performed in a continuo...
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Article
Factors Affect on the Reaction Performance of the Oxidative Dehydrogenation of n-Butene to 1,3-Butadiene Over Zn-Ferrite Catalysts
Two types of zinc ferrite catalysts have been prepared by physical mixing or coprecipitation and applied to the oxidative dehydrogenation of n-butene to 1,3-butadiene. It is observed that the catalytic activity i...
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Article
Direct Synthesis of Hydrogen Peroxide from Hydrogen and Oxygen over Palladium Catalyst Supported on SO3H-Functionalized SBA-15
Palladium catalyst supported on SO3H-functionalized SBA-15 (denoted as Pd/SO3H-SBA-15) was applied to the direct synthesis of hydrogen peroxide from hydrogen and oxygen. For comparison, palladium catalyst support...
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Article
Direct Synthesis of Hydrogen Peroxide from Hydrogen and Oxygen Over Palladium Catalysts Supported on SO3H-Functionalized SiO2 and TiO2
Palladium catalysts supported on SO3H-functionalized SiO2 and TiO2 (denoted as Pd/SO3H-SiO2 and Pd/SO3H-TiO2) were applied to the direct synthesis of hydrogen peroxide from hydrogen and oxygen. For comparison, pa...
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Article
Effect of reaction conditions on the catalytic performance of Co9Fe3Bi1Mo12O51 in the oxidative dehydrogenation of n-butene to 1,3-butadiene
Oxidative dehydrogenation of n-butene to 1,3-butadiene over Co9Fe3Bi1Mo12O51 catalyst was conducted in a continuous flow fixed-bed reactor. The effect of reaction conditions (steam/n-butene ratio, reaction temper...
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Article
Effect of Divalent Metal Component (MeII) on the Catalytic Performance of MeIIFe2O4 Catalysts in the Oxidative Dehydrogenation of n-Butene to 1,3-Butadiene
A series of metal ferrite (MeIIFe2O4) catalysts were prepared by a co-precipitation method with a variation of divalent metal component (MeII = Zn, Mg, Mn, Ni, Co, and Cu) for use in the oxidative dehydrogenation...
