Molar ratio
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The effects of alcohol to oil molar ratios and the type of alcohol on biodiesel production using transesterification process Open
The nature of alcohol and alcohol to oil molar ratio plays an important role on the method of biodiesel production. As a result, this paper examined different alcohols commonly used for the production of biodiesel fuel with more emphasis o…
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The pH-responsive behaviour of poly(acrylic acid) in aqueous solution is dependent on molar mass Open
Fluorescence spectroscopy on a series of aqueous solutions of poly(acrylic acid) containing a luminescent label showed that polymers with molar mass, Mn < 16.5 kDa did not exhibit a pH responsive conformational change, which is typical of …
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Dependence of solvents, pH, molar ratio and temperature in tuning metal organic framework architecture Open
One of the strategic goals in crystal engineering is to synthesize the crystals with predictable structures and valuable properties. Metal Organic Frameworks (MOFs), a new class of crystalline porous materials, is a recent upsurge of inter…
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Accelerated Oxidation of Organic Contaminants by Ferrate(VI): The Overlooked Role of Reducing Additives Open
This paper presents an accelerated ferrate(VI) (FeVIO42-, FeVI) oxidation of contaminants in 30 s by adding one-electron and two-electron transfer reductants (R(1) and R(2)). An addition of R(2) (e.g., NH2OH, AsIII, SeIV, PIII, and NO2-, a…
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Degradation of methyl orange using Fenton catalytic reaction Open
Oxidation by Fenton reactions a proven and economically feasible process for destruction of a variety of hazardous pollutants in wastewater. We report herein the oxidation of methyl orange using a Fenton reaction at normal laboratory tempe…
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Effects of Alkaline Solution on Properties of the HCFA Geopolymer Mortars Open
Geopolymers are novel binding materials produced by the alkaline activation of rich aluminosilicate materials. Geopolymer binders are considered as green building materials that have increasing potential to replace the ordinary Portland ce…
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Integrated Molar Chiral Sensing Based on High-<i>Q</i> Metasurface Open
Circular dichroism (CD) spectroscopy is conventionally utilized for the enantiomer-specific analysis of chiral samples, which is of great significance in academia and industry. Recently, metasurfaces have been introduced for enhancing the …
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Size-Dependent Band-Gap and Molar Absorption Coefficients of Colloidal CuInS<sub>2</sub> Quantum Dots Open
The knowledge of the quantum dot (QD) concentration in a colloidal suspension and the quantitative understanding of the size-dependence of the band gap of QDs are of crucial importance from both applied and fundamental viewpoints. In this …
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Geopolymers Based on Phosphoric Acid and Illito-Kaolinitic Clay Open
New three-dimensional geopolymer materials based on illito-kaolinitic clay and phosphoric acid were synthesized. The effect of Si/P molar ratio on the geopolymers properties was studied. Raw, calcined clay, and geopolymers structures were …
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GeI<sub>2</sub> Additive for High Optoelectronic Quality CsPbI<sub>3</sub> Quantum Dots and Their Application in Photovoltaic Devices Open
Trioctylphosphine (TOP)-based syntheses of CsPbI3 perovskite quantum dots (QDs) yield unprecedented high photoluminescence quantum yield (PL QY), lower Stokes shifts, and longer carrier lifetimes due to their enhanced crystallinity. This s…
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Effect of dosage of sodium carbonate on the strength and drying shrinkage of sodium hydroxide based alkali-activated slag paste Open
This study investigated the properties of alkali-activated slag (AAS) pastes with NaOH and a blend of NaOH and Na2CO3 as the alkaline activator. The effects of five different Na2CO3 to NaOH molar ratios (0:10, 0.9:10, 2.5:10, 5.7:10 and 15…
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Hollow Multishelled Structure of Heterogeneous Co<sub>3</sub>O<sub>4</sub>–CeO<sub>2−</sub><i><sub>x</sub></i> Nanocomposite for CO Catalytic Oxidation Open
Herein, hollow multishelled structure (HoMS) of Co 3 O 4 –CeO 2− x nanocomposites with controllable molar ratio of Co and Ce elements is synthesized by a general strategy sequential templating approach (STA) with a facile and efficient ele…
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Controlling the ion release from mixed alkali bioactive glasses by varying modifier ionic radii and molar volume Open
Modifier ionic radius controls ion release from bioactive phospho-silicate glassesviasilicate network compactness.
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Esterification synthesis of ethyl oleate catalyzed by Brønsted acid–surfactant-combined ionic liquid Open
3-(N,N-dimethyldodecylammonium) propanesulfonic acid hydrogen sulfate ([SB3-12][HSO4]), a Brønsted acidic-surfactant-combined ionic liquid, was successfully prepared from cheap materials and applied to catalyze the esterification synthesis…
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Synthesis of amides from acid chlorides and amines in the bio-based solvent Cyrene™ Open
Cyrene™ as a bio-alternative dipolar aprotic solvent: a waste minimizing and molar efficient protocol for the synthesis of amides from acid chlorides and primary amines in the bio-available solvent Cyrene™ is disclosed.
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Dicarboxylic acid-epoxy vitrimers: influence of the off-stoichiometric acid content on cure reactions and thermo-mechanical properties Open
Vitrimers with 1 : 1 to 2 : 1 epoxy/acid ratio and TBD show increased stiffness and gradual transition from an exchangeable to non-exchangeable network.
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Binding affinities of cucurbit[<i>n</i>]urils with cations Open
High binding constants of 19 inorganic cations with the cucurbit[n]uril homologues (CBn, n = 5, 6, 7, 8) in water were determined and the far-reaching consequences and interferences of the high affinities (millimolar to micromolar) are dis…
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Manipulating the H 2 /CO ratio from dry reforming of simulated mixed waste plastics by the addition of steam Open
Two-stage pyrolysis-catalytic reforming of plastics was investigated with the aim of producing usable quality synthesis gases (syngas) comprised of H2 and CO. The process consisted of pyrolysis of the plastics in the first stage and cataly…
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Defined High Molar Mass Poly(2‐Oxazoline)s Open
Poly(2‐alkyl‐2‐oxazoline)s (PAOx) are regaining interest for biomedical applications. However, their full potential is hampered by the inability to synthesise uniform high‐molar mass PAOx. In this work, we proposed alternative intrinsic ch…
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Integral structured Co–Mn composite oxides grown on interconnected Ni foam for catalytic toluene oxidation Open
A series of Co–Mn oxides with different Co/Mn molar ratios grown on interconnected Ni foam were prepared as monolithic catalysts for total toluene oxidation.
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The Effect of Various Si/Al, Na/Al Molar Ratios and Free Water on Micromorphology and Macro-Strength of Metakaolin-Based Geopolymer Open
The current work aimed to explore the effect of Na/Al ratios of 0.43, 0.53, 0.63, 0.73, 0.83, and 0.93, using NaOH to alter the molar ratio, on the mechanical properties of a geopolymer material, with fixing of the Si/Al molar ratio. While…
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Effect of Mo Element on the Mechanical Properties and Tribological Responses of CoCrFeNiMox High-Entropy Alloys Open
Certain amounts of precipitate in CoCrFeNiMox (simplified as Mox) is beneficial to the wear resistance; however, the optimal chemical content of Mo and the anti-wear mechanism behind it remains unclear. The Mox (x = 0, 0.3, 0.5, 1, 1.5 in …
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Synthesis and characterization of alumina supported coconut chaff catalyst for biodiesel production from waste frying oil Open
An alumina supported coconut chaff (ASCC) was prepared by the impregnation method, characterized, and used as a catalyst for biodiesel production from waste frying oil (WFO). The effects of factors affecting the biodiesel production proces…
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Preparation of Carboxymethyl Cellulose from Corncob Open
In this paper, to find out the best technological conditions of extracting microcrystalline cellulose from corncob by using high pressure cooking method. The optimum concentration of NaOH of the extraction of microcrystalline cellulose is …
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Layered Double Hydroxides as Hosting Matrices for Storage and Slow Release of Phosphate Analyzed by Stirred-Flow Method Open
The objective of this work was to synthesize and characterize Layered Double Hydroxides (MgAl-LDHs, MgFe-LDHs, and MgAlFe-LDHs) containing phosphate anions and study P release kinetics was conducted with the prepared materials. The release…
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Nutritional Composition and Estimated Iron and Zinc Bioavailability of Meat Substitutes Available on the Swedish Market Open
Transition towards plant-based diets is advocated to reduce the climate footprint. Health implications of a diet composed of meat substitutes are currently unknown, and there are knowledge gaps in their nutritional composition and quality.…
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Transesterification of Jatropha oil to biodiesel using SrO catalysts modified with CaO from waste eggshell Open
Addition of SrO in combination with a hydration technique were used to modify eggshell-derived CaO catalysts for transesterification of Jatropha oil with methanol. A Box-Behnken design of experiment was employed to determine the optimal co…
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Protic ionic <span>liquid‐based</span> deep eutectic solvents with multiple hydrogen bonding sites for efficient absorption of <span>NH<sub>3</sub></span> Open
The emerging of ionic liquids (ILs) provides an efficient and sustainable way to separate and recover NH 3 due to their unique properties. However, the solid or highly viscous ILs are not suitable for traditional scrubbing. Therefore, an e…
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Metal- and Solvent-Free Approach to Access 3-Se/S-Chromones from the Cyclization of Enaminones in the Presence of Dichalcogenides Catalyzed by KIO<sub>3</sub> Open
Herein, we describe a greener protocol for the one-pot synthesis of 3-Se/S-4H-chromen-4-ones. The desired products were obtained in good to excellent yields using 2-hydroxyphenyl enaminones and half equivalents of various odorless diorgany…
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Deeper Insights into a Bioactive Glass Nanoparticle Synthesis Protocol To Control Its Morphology, Dispersibility, and Composition Open
The aim of this study was to investigate the effect of three synthesis parameters on the morphology and composition of nanosized binary bioactive glass particles (nBGPs) obtained through a modified Stöber process. Syntheses were conducted …