Browsing Research Articles (Chemistry) by Title
Now showing items 126-145 of 225
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Marrubiin
(MDPI, 2013)The ethno-medicinal approach to drug discovery represents one of the most important sources of new and safe therapeutic agents to the challenges confronting modern medicine and daily life. Many of the traditionally ... -
Materials for hydrogen-based energy storage - past, recent progress and future outlook
(Elsevier, 2020)Globally, the accelerating use of renewable energy sources, enabled by increased efficiencies and reduced costs, and driven by the need to mitigate the effects of climate change, has significantly increased research in ... -
Materials, components, assembly and performance of flexible polymer electrolyte membrane fuel cell: A review
(Elsevier, 2023)With emerging demand of potable and wearable electronic devices, reliable and flexible energy suppliers are inevitable. Polymer electrolyte membrane fuel cells (PEMFCs) attract great attention due to high energy density and ... -
Metal oxide (Co3O4 and Mn3O4) impregnation into S, N-doped graphene for oxygen reduction reaction (ORR)
(MDPI, 2020)To address aggravating environmental and energy problems, active, efficient, low-cost, and robust electrocatalysts (ECs) are actively pursued as substitutes for the current noble metal ECs. Therefore, in this study, we ... -
Metallo-graphene nanocomposite electrocatalytic platform for the determination of toxic metal ions
(MDPI, 2011)A Nafion-Graphene (Nafion-G) nanocomposite solution in combination with an in situ plated mercury film electrode was used as a highly sensitive electrochemical platform for the determination of Zn2+, Cd2+, Pb2+ and Cu2+ ... -
Metaviromics of namib desert salt pans: a novel lineage of haloarchaeal salterproviruses and a rich source of ssDNA viruses
(MDPI, 2016)Viral communities of two different salt pans located in the Namib Desert, Hosabes and Eisfeld, were investigated using a combination of multiple displacement amplification of metaviromic DNA and deep sequencing, and provided ... -
Microscopic, spectroscopic, and electrochemical characterization of novel semicrystalline poly(3-hexylthiophene)-based dendritic star copolymer
(MDPI, 2022)In this study, electron-donating semicrystalline generation 1 poly(propylene thiophenoimine)- co-poly(3-hexylthiophene) star copolymer, G1PPT-co-P3HT was chemically prepared for the first time. Copolymerization was ... -
Microscopic, spectroscopic, and electrochemical characterization of novel semicrystalline poly(3-hexylthiophene)-based dendritic star copolymer
(MDPI, 2022): In this study, electron-donating semicrystalline generation 1 poly(propylene thiophenoimine)- co-poly(3-hexylthiophene) star copolymer, G1PPT-co-P3HT was chemically prepared for the first time. Copolymerization was ... -
Microwave-assisted synthesis of schiff base metal–ligand complexes with copper and nickel centres for electrochemical in vitro sensing of nitric oxide in an aqueous solution
(MDPI, 2022)Nitric oxide (NO), the smallest signalling molecule known in the human body, keeps blood vessels dilated, controls blood pressure, and has numerous other health regulatory effects. The use of Schiff base complexes ... -
Mn nanoparticles encapsulated within mesoporous helical n-doped carbon nanotubes as highly active air cathode for zinc–air batterie
(Wiley Online Library, 2019)The practical application of clean energy conversion and storage technologies, such as fuel cells and metal–air batteries, have been significantly impeded by the high cost and scarcity of precious metal catalysts used for ... -
Modification of polyethylene terephthalate track etched membranes by planar magnetron sputtered Ti/TiO2 thin films
(Elsevier, 2021)This study investigates the surface modification of polyethylene terephthalate track-etched membranes by planar magnetron sputtering of titanium and titanium dioxide thin films to improve its hydrophilicity and photocatalytic ... -
Molecularly imprinted polypyrrole sensors for the detection of pyrene in aqueous solutions
(Springer Nature, 2021)Recently, electrochemical sensors have emerged as tools for polyaromatic hydrocarbons (PAH) detection that are cost-effective, easy to produce and use, highly selective and sensitive, and with good reproducibility. Polypyrrole ... -
Multi-objective optimization of a metal hydride reactor coupled with phase change materials for fast hydrogen sorption time
(Journal of Energy Storage, 2023)Recently, the utilization of phase change materials (PCM) for the heat storage/recovery of the metal hydride's reaction heat has received increasing attention. However, the poor heat management process makes hydrogen ... -
Multi-objective optimization of a metal hydride reactor coupled with phase change materials for fast hydrogen sorption time
(Elsevier, 2023)Recently, the utilization of phase change materials (PCM) for the heat storage/recovery of the metal hydride's reaction heat has received increasing attention. However, the poor heat management process makes hydrogen ... -
Nanostructured europium-doped layered lithium manganese oxide as a prospective cathode material for aqueous lithium-ion battery
(Elsevier, 2023)As the world moves to greener and renewable energy generation technologies, scientific researchers are facing a great challenge of concurrently developing energy storage materials with a low production cost, environmentally ... -
Nanostructured silicon derived from an agricultural residue bagasse ash via magnesiothermic reduction method
(MDPI, 2023)This study presents the magnesiothermic reduction of silica into silicon. This reduction process occurs at a lower reaction temperature than its carbothermal counterpart. Furthermore, silica was extracted from sugarcane ... -
New imino-pyridyl nickel (II) complexes: synthesis, molecular structures and application as Heck coupling catalysts
(Elsevier, 2012)Reactions of imino-pyridyl ligands, (2-pyridyl-2-thiophenemethyl)imine (L1) and (2-pyridyl-2-thiopheneethyl)imine (L2) with NiBr2(DME) gave the corresponding complexes [Ni(L1)Br2] (1) and [Ni(L2)Br2] (2) in good yields. ... -
New palladium(II) and platinum(II) complexes based on pyrrole Schiff bases: synthesis, characterization, X-ray structure, and anticancer activity
(American Chemical Society, 2020)New palladium (Pd)II and platinum (Pt)II complexes (C1−C5) from the Schiff base ligands, R-(phenyl)methanamine (L1), R-(pyridin-2-yl)methanamine (L2), and R-(furan2-yl)methanamine (L3) (R-(E)-N-((1H-pyrrol-2-yl) methylene)) ... -
New phenylene bridged binuclear bis (imino-quinolyl) palladium(II) complexes: synthesis, characterization and Heck reactions
(Elsevier, 2012)Two new phenylene bridged binuclear bis(imino-quinolyl) palladium (II) complexes were prepared from the reaction of the ligand 1,4-bis(imino-quinolyl)benzene, L1 with either Pd(cod)Cl2 or Pd(cod)ClMe. The molecular structure ... -
New protocols for the synthesis of 5-amino-7-(4-phenyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate esters using an efficient additive
(TUBITAK, 2020)This work introduces a new additive named 4,4’-trimethylenedipiperidine for the practical and ecofriendly preparation of ethyl 5-amino-7-(4-phenyl)-4,7-dihydro-[1,2,4]triazolo[1,5-a]pyrimidine-6-carboxylate derivatives. ...