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View article: Linking Structure to Electrocatalytic Performance: Graphene Nanoplatelets-Derived Novel Mixed Oxide–Carbon Composites as Supports for Pt Electrocatalysts with Enhanced Stability
Linking Structure to Electrocatalytic Performance: Graphene Nanoplatelets-Derived Novel Mixed Oxide–Carbon Composites as Supports for Pt Electrocatalysts with Enhanced Stability Open
The lifetime of polymer electrolyte membrane fuel cells (PEMFCs) is significantly influenced by the degradation of their catalysts. A composite-type electrocatalyst support with the formula Ti(1−x)MoxO2-C (x: 0–0.2, C: carbon) has been fou…
View article: Synthesis of Cleavable Saturated and Polyunsaturated Hydrocarbon Polymers via RingOpening Insertion Metathesis Polymerization (ROIMP)
Synthesis of Cleavable Saturated and Polyunsaturated Hydrocarbon Polymers via RingOpening Insertion Metathesis Polymerization (ROIMP) Open
The replacement of persistent plastics with chemically recyclable and environmentally benign alternatives has become an urgent issue for our society. Although an increasing number of degradable polymers are available, many of them are faci…
View article: Polyunsaturated Hydrocarbon Polymers via RingOpening Insertion Metathesis Polymerization (ROIMP)
Polyunsaturated Hydrocarbon Polymers via RingOpening Insertion Metathesis Polymerization (ROIMP) Open
The replacement of persistent plastics with chemically recyclable and environmentally benign alternatives has become an urgent issue for our society. Although an increasing number of degradable polymers are available, many of them are faci…
View article: Immobilization of Levocetirizine on Mesoporous Silica for Antiallergenic Gel Formulation
Immobilization of Levocetirizine on Mesoporous Silica for Antiallergenic Gel Formulation Open
Levocetirizine dihydrochloride is an effective antiallergenic drug applied mostly orally; however, developing a topical formulation for localized treatment could be beneficial. To achieve this, a modified formulation technique is necessary…
View article: Quantitative Analysis of Ferrate(VI) and Its Degradation Products in Electrochemically Produced Potassium Ferrate for Waste Water Treatment
Quantitative Analysis of Ferrate(VI) and Its Degradation Products in Electrochemically Produced Potassium Ferrate for Waste Water Treatment Open
Potassium ferrate(VI) (K2FeO4) as a particularly strong oxidant represents an effective and environmentally friendly waste water treatment material. When produced by anodic oxidation in highly alkaline aqueous solution, the K2FeO4 product …
View article: An Unprecedented Tridentate-Bridging Coordination Mode of Permanganate Ions: The Synthesis of an Anionic Coordination Polymer—[CoIII(NH3)6]n[(K(κ1-Cl)2(μ2,2′,2″-(κ3-O,O′,O″-MnO4)2)n∞]—Containing Potassium Central Ion and Chlorido and Permanganato Ligands
An Unprecedented Tridentate-Bridging Coordination Mode of Permanganate Ions: The Synthesis of an Anionic Coordination Polymer—[CoIII(NH3)6]n[(K(κ1-Cl)2(μ2,2′,2″-(κ3-O,O′,O″-MnO4)2)n∞]—Containing Potassium Central Ion and Chlorido and Permanganato Ligands Open
A unique compound (compound 1) with structural features including an unprecedented tridentate-bridging coordination mode of permanganate ions and an eight-coordinated (rhombohedral) κ1-chlorido and tridentate permanganato ligand in a potas…
View article: Influence of gamma radiation on self-assembled molecular layers developed on different metals
Influence of gamma radiation on self-assembled molecular layers developed on different metals Open
In this work, self-assembled molecular layers (SAMs), developed from special amphiphilic molecules (undecenyl phosphonic acid) on the top of two types of stainless steels (1.4571 and 1.4841) were in focus. The metal surface was modified by…
View article: Design of Nickel-Containing Nanocomposites Based on Ordered Mesoporous Silica: Synthesis, Structure, and Methylene Blue Adsorption
Design of Nickel-Containing Nanocomposites Based on Ordered Mesoporous Silica: Synthesis, Structure, and Methylene Blue Adsorption Open
Mesoporous materials containing heteroelements have a huge potential for use as catalysts, exchangers, and adsorbents due to their tunable nanometer-sized pores and exceptionally large internal surfaces accessible to bulky organic molecule…
View article: High surface area and interconnected nanoporosity of clay-rich astromaterials
High surface area and interconnected nanoporosity of clay-rich astromaterials Open
Several important processes, from meteor disruption in Earth’s atmosphere and impact with the ground, to the comminution of boulders by thermal and impact processes and slope mechanics on the surface of an asteroid, to access and utilizati…
View article: Development of Effective Infrared Reflective Coatings
Development of Effective Infrared Reflective Coatings Open
The adsorption of surfaces exposed to sunlight results in increased temperatures that can cause physical damage and an increase in energy consumption. Infrared reflective coatings can keep objects cooler and have significant benefits in a …
View article: Infrared Reflective Coatings
Infrared Reflective Coatings Open
The adsorption of surfaces exposed to sunlight results in increased temperature that can cause physical damage and increase in energy consumption. The infrared reflective coatings that keep objects cooler have significant benefits in a wid…
View article: EXTRACTION, CHARACTERIZATION AND KINETICS OF THERMAL DECOMPOSITION OF LIGNIN FROM DATE SEEDS USING MODEL-FREE AND FITTING APPROACHES
EXTRACTION, CHARACTERIZATION AND KINETICS OF THERMAL DECOMPOSITION OF LIGNIN FROM DATE SEEDS USING MODEL-FREE AND FITTING APPROACHES Open
Lignin is known to have great potential for use as a renewable feedstock in a variety of industrial applications, including energy and chemicals. Furthermore, to ensure an efficient valorization of lignin, the efficiency of the isolation p…
View article: Carbonization of Zr-Loaded Thiourea-Functionalized Styrene-Divinylbenzene Copolymers: An Easy Way to Synthesize Nano-ZrO2@C and Nano-(ZrC, ZrO2)@C Composites
Carbonization of Zr-Loaded Thiourea-Functionalized Styrene-Divinylbenzene Copolymers: An Easy Way to Synthesize Nano-ZrO2@C and Nano-(ZrC, ZrO2)@C Composites Open
Thermal processing of Zr-loaded ion-exchangers is a facile route to synthetize (ZrO2, ZrC)@C composites. In the present paper, furnace and RF-thermal plasma processing of ZrOCl2 loaded thiourea-functionalized styrene-divinylbenzene copolym…
View article: Carbonization of Zr-Loaded Thiourea-Functionalized Styrene-Divinylbenzene Copolymers: An Easy Way to Synthesize Nano-ZrO<sub>2</sub>@C and Nano-(ZrC, ZrO<sub>2</sub>)@C Composites
Carbonization of Zr-Loaded Thiourea-Functionalized Styrene-Divinylbenzene Copolymers: An Easy Way to Synthesize Nano-ZrO<sub>2</sub>@C and Nano-(ZrC, ZrO<sub>2</sub>)@C Composites Open
Thermal processing of Zr-loaded ion-exchangers is a facile route to synthetize (ZrO2, ZrC)@C composites. The chemical character of the functional groups in the cation exchanger is an essential factor in the composition and properties of th…
View article: Non‐Isothermal Kinetics of Phoenix Dactylifera <i>L</i> . Date Palm Seeds Pyrolysis Using Model Fitting and Iso‐Conversional Model Free Methods
Non‐Isothermal Kinetics of Phoenix Dactylifera <i>L</i> . Date Palm Seeds Pyrolysis Using Model Fitting and Iso‐Conversional Model Free Methods Open
In this paper, Phoenix dactylifera L . date palm seeds (RDS) were first characterized from a physicochemical point of view, in particular the proximate and ultimate composition, XRD, and SEM–EDX analyses. Based on findings RDS contains 77.…
View article: Structural, Spectroscopic, and Thermal Decomposition Features of [Carbonatotetraamminecobalt(III)] Iodide—Insight into the Simultaneous Solid-Phase Quasi-Intramolecular Redox Reactions
Structural, Spectroscopic, and Thermal Decomposition Features of [Carbonatotetraamminecobalt(III)] Iodide—Insight into the Simultaneous Solid-Phase Quasi-Intramolecular Redox Reactions Open
[κ2-O,O′-Carbonatotetraamminecobalt(III)] iodide, or [Co(NH3)4CO3]I, named in this paper as compound 1, was prepared and characterized comprehensively with spectroscopic (IR, Raman and UV) and single-crystal X-ray diffraction methods. Comp…
View article: Complex carbonaceous matter in Tissint martian meteorites give insights into the diversity of organic geochemistry on Mars
Complex carbonaceous matter in Tissint martian meteorites give insights into the diversity of organic geochemistry on Mars Open
We report a huge organic diversity in the Tissint Mars meteorite and the sampling of several mineralogical lithologies, which revealed that the organic molecules were nonuniformly distributed in functionality and abundance. The range of or…
View article: Poly(dithiophosphate)s, a New Class of Phosphorus- and Sulfur-Containing Functional Polymers by a Catalyst-Free Facile Reaction between Diols and Phosphorus Pentasulfide
Poly(dithiophosphate)s, a New Class of Phosphorus- and Sulfur-Containing Functional Polymers by a Catalyst-Free Facile Reaction between Diols and Phosphorus Pentasulfide Open
Novel poly(dithiophosphate)s (PDTPs) were successfully synthesized under mild conditions without any additive in the presence of THF or toluene diluents at 60 °C by a direct, catalyst-free reaction between the abundant phosphorus pentasulf…
View article: Chemical background of contact corrosion between copper and galvanized steel screws
Chemical background of contact corrosion between copper and galvanized steel screws Open
This research aimed to study of the role of galvanic/contact corrosion between copper and galvanized steel screws.Based on our previous investigations by thermal imaging camera under power, the role of corrosion processes around the fittin…
View article: Immobilization of Metronidazole on Mesoporous Silica Materials
Immobilization of Metronidazole on Mesoporous Silica Materials Open
Metronidazole (MTZ) is a widely used drug, but due to its many side effects, there is a growing trend today to use a minimum dose while maintaining high efficacy. One way to meet this demand is to reduce the size of the drug particles. A r…
View article: Low temperature energy storage by bio-originated calcium alginate-octyl laurate microcapsules
Low temperature energy storage by bio-originated calcium alginate-octyl laurate microcapsules Open
Octyl laurate phase change material (PCM) was microencapsulated by calcium alginate for eco-friendly low temperature energy storage. The PCM microcapsules were prepared by repeated interfacial coacervation followed by crosslinking method. …
View article: Gelation elimination in eco-friendly preparation of double-layered calcium alginate-coconut oil latent heat energy storing microcapsules
Gelation elimination in eco-friendly preparation of double-layered calcium alginate-coconut oil latent heat energy storing microcapsules Open
Latent heat storage by phase change materials (PCMs) has become an important research area due to the need of energy saving especially in the building sector. Environmental considerations require the intensified use of bio-originated mater…
View article: Biomass valorization of walnut shell into biochar as a resource for electrochemical simultaneous detection of heavy metal ions in water and soil samples: Preparation, characterization, and applications
Biomass valorization of walnut shell into biochar as a resource for electrochemical simultaneous detection of heavy metal ions in water and soil samples: Preparation, characterization, and applications Open
Lately, due to its accessibility and eco-friendliness, walnut shell biochar (WS-BC) is gaining attention as an electrode material component in the electrochemical detection of water pollutants. The overall performance of WS-BC is reliant o…
View article: Ordered Mesoporous Silica Prepared in Different Solvent Conditions: Application for Cu(II) and Pb(II) Adsorption
Ordered Mesoporous Silica Prepared in Different Solvent Conditions: Application for Cu(II) and Pb(II) Adsorption Open
In this work, the synthesis of ordered mesoporous silica of MCM-41 type was investigated aimed at improving its morphology by varying the synthesis conditions in a one-pot process, employing different temperatures and solvent conditions. 2…
View article: Morphology transformation of thermosensitive metronidazol by spray freeze-drying
Morphology transformation of thermosensitive metronidazol by spray freeze-drying Open
Spray freeze-drying (SFD) is an effective method for reducing the size of thermosensitive organic substances that are sparingly soluble in water. Despite the advantages of the method, its use has not yet become widespread. We aimed at stud…
View article: Imidazolium Ionic Liquids as Designer Solvents Confined in Silica Nanopores
Imidazolium Ionic Liquids as Designer Solvents Confined in Silica Nanopores Open
Composite silica xerogels were prepared via acid catalysed sol–gel route using tetraethoxysilan (TEOS) as silica precursor, and 1-butyl-3-methylimidazolium tetrafluoroborate [BMIM][BF4] or 1-butyl-3-methylimidazolium chloride [BMIM][Cl] io…
View article: Nano-ZrO2@C, Nano-(ZrC, ZrO2)@C and Nano-ZrC@C Composites Prepared by Plasma-Assisted Carbonization of Zr-Loaded Iminodiacetate-Functionalized Styrene-Divinylbenzene Copolymers
Nano-ZrO2@C, Nano-(ZrC, ZrO2)@C and Nano-ZrC@C Composites Prepared by Plasma-Assisted Carbonization of Zr-Loaded Iminodiacetate-Functionalized Styrene-Divinylbenzene Copolymers Open
We have developed an easy route to prepare (nano-ZrO2,nano-ZrCx)@C composites with varying ZrO2/ZrCx content. The process consists of preparing a zirconium-loaded, iminodiacetate-functionalized styrene-divinylbenzene (STY-DVB) copolymer, a…