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View article: Enhancing the Multifunctional Photocatalytic Activity of Sustainable Magnetic Nanoparticles
Enhancing the Multifunctional Photocatalytic Activity of Sustainable Magnetic Nanoparticles Open
The development of efficient photocatalytic materials has intensified in response to increasing emphasis on sustainable energy conversion and environmental restoration. However, the excessive use and indiscriminate release of heavy metals …
View article: Enhancing visible-light-driven photocatalysis of Pd- and Pt-doped WO<sub>3</sub> nanoparticles: the role of oxygen vacancies and bandgap narrowing
Enhancing visible-light-driven photocatalysis of Pd- and Pt-doped WO<sub>3</sub> nanoparticles: the role of oxygen vacancies and bandgap narrowing Open
The global energy demand has driven the development of efficient and cost-effective visible-light-activated photocatalysts for the synthesis of fine chemicals.
View article: Multi‐Purpose Improvements in Catalytic Activity for Li‐Ion Deposited TiO<sub>2</sub>, SnO<sub>2</sub>, and CeO<sub>2</sub> Nanoparticles through Oxygen‐Vacancy Control
Multi‐Purpose Improvements in Catalytic Activity for Li‐Ion Deposited TiO<sub>2</sub>, SnO<sub>2</sub>, and CeO<sub>2</sub> Nanoparticles through Oxygen‐Vacancy Control Open
Controlling the number of oxygen vacancies ( V o s) in metal‐oxide nanoparticles (MO NPs; TiO 2 , SnO 2 , and CeO 2 ) using Li‐ions has been shown to endow MO NPs with improved photocatalytic and electrocatalytic properties. Increasing the…
View article: Unveiling the Nanocluster Conversion Pathway for Highly Monodisperse InAs Colloidal Quantum Dots
Unveiling the Nanocluster Conversion Pathway for Highly Monodisperse InAs Colloidal Quantum Dots Open
Colloidal quantum dots (CQDs) have garnered significant attention in nanoscience and technology, with a particular emphasis on achieving high monodispersity in their synthesis. Recent advances in understanding the chemistry of reaction int…
View article: Photocatalysis of Cr- and Fe-Doped CeO2 Nanoparticles to Selective Oxidation of 5-Hydroxymethylfurfural
Photocatalysis of Cr- and Fe-Doped CeO2 Nanoparticles to Selective Oxidation of 5-Hydroxymethylfurfural Open
Oxygen vacancies (Vo) present in CeO2 nanoparticles (NPs) can effectively boost their photocatalytic activity under ultraviolet (UV) light. To improve photocatalytic performance, Cr- and Fe-doped CeO2 NPs with increased Vo were prepared us…
View article: Photocatalysis of bifunctional Cr- and Fe-doped CeO2 nanoparticles toward selective oxidation of 5-hydroxymethylfurfural and decomposition of high-density polyethylene
Photocatalysis of bifunctional Cr- and Fe-doped CeO2 nanoparticles toward selective oxidation of 5-hydroxymethylfurfural and decomposition of high-density polyethylene Open
Oxygen vacancies (Vo) present in CeO2 nanoparticles (NPs) can effectively boost their photocatalytic activity under ultraviolet (UV) light. To improve photocatalytic performance, Cr- and Fe-doped CeO2 NPs with increased Vo were prepared us…
View article: Scanning transmission X-ray microscopy study of subcellular granules in human platelets at the carbon K- and calcium L2,3-edges
Scanning transmission X-ray microscopy study of subcellular granules in human platelets at the carbon K- and calcium L2,3-edges Open
Platelets and their subcellular components (e.g., dense granules) are essential components in hemostasis. Understanding their chemical heterogeneities at the sub-micrometer scale, particularly their activation during hemostasis and product…
View article: Spectroscopic Analyses of Changes in Photocatalytic and Catalytic Activities of Mn- and Ni-Ion Doped and Base-Treated Reduced Graphene Oxide
Spectroscopic Analyses of Changes in Photocatalytic and Catalytic Activities of Mn- and Ni-Ion Doped and Base-Treated Reduced Graphene Oxide Open
While reduced graphene oxide (rGO) is used widely as a catalyst, its catalytic activity can be improved significantly by modifying it with a metal. In this study, we compared the photocatalytic and catalytic properties of base-treated rGO …
View article: Dopant-Dependent Toxicity of CeO2 Nanoparticles Is Associated with Dynamic Changes in H3K4me3 and H3K27me3 and Transcriptional Activation of NRF2 Gene in HaCaT Human Keratinocytes
Dopant-Dependent Toxicity of CeO2 Nanoparticles Is Associated with Dynamic Changes in H3K4me3 and H3K27me3 and Transcriptional Activation of NRF2 Gene in HaCaT Human Keratinocytes Open
Despite advances in the preparation of metal oxide (MO) nanoparticles (NPs) as catalysts for various applications, concerns about the biosafety of these particles remain. In this study, we prepared transition metal-doped cerium oxide (TM@C…
View article: Comparison of Enhanced Photocatalytic Degradation Efficiency and Toxicity Evaluations of CeO2 Nanoparticles Synthesized Through Double-Modulation
Comparison of Enhanced Photocatalytic Degradation Efficiency and Toxicity Evaluations of CeO2 Nanoparticles Synthesized Through Double-Modulation Open
We demonstrated that Fe/Cr doped and pH-modified CeO2 nanoparticles (NPs) exhibit enhanced photocatalytic performance as compared to bare CeO2 NPs, using photocatalytic degradation. To assess the toxicity level of these double-modified CeO…
View article: Confirmation of Initial Stable Adsorption Structures of Leucine and Tyrosine Adsorbed on a Cu(110) Surface
Confirmation of Initial Stable Adsorption Structures of Leucine and Tyrosine Adsorbed on a Cu(110) Surface Open
The structures and stability levels of leucine (Leu) and tyrosine (Tyr) adsorbed on a Cu(110) surface, at initial levels of coverage (less than 0.25 monolayer), were investigated using reflection–absorption infrared spectroscopy and high-r…
View article: Revealing the Improved Catalytic Properties of Modified Graphene-like Structures
Revealing the Improved Catalytic Properties of Modified Graphene-like Structures Open
The surface morphology and electronic structure of hexagonal graphene onion rings (HGORs), a modified graphene structure, were investigated to confirm the possibility as an efficient catalyst when compared to graphene. After confirming the…
View article: Chitosan-Derived Porous Activated Carbon for the Removal of the Chemical Warfare Agent Simulant Dimethyl Methylphosphonate
Chitosan-Derived Porous Activated Carbon for the Removal of the Chemical Warfare Agent Simulant Dimethyl Methylphosphonate Open
Methods for the rapid removal of chemical warfare agents are of critical importance. In this work, a porous activated carbon material (C-PAC) was prepared from chitosan flakes via single-step potassium carbonate (K2CO3) activation for the …
View article: Comparative study on the catalytic activity of Fe-doped ZrO2 nanoparticles without significant toxicity through chemical treatment under various pH conditions
Comparative study on the catalytic activity of Fe-doped ZrO2 nanoparticles without significant toxicity through chemical treatment under various pH conditions Open
Despite advances in the construction of catalysts based on metal oxide nanoparticles (MO NPs) for various industrial, biomedical, and daily-life applications, the biosafety concerns about these NPs still remain. Recently, the need to analy…
View article: Influence of pH Modification on Catalytic Activities of Metal-Doped IrO2 Nanoparticles
Influence of pH Modification on Catalytic Activities of Metal-Doped IrO2 Nanoparticles Open
The effects of pH variation on the catalytic activity of IrO 2 nanoparticles (NPs) doped with Cr (an early transition metal) or Ni (a late transition metal) depending on the amount of defect structures on the NP surfaces were analyzed. It …
View article: Surface Spectroscopic Analysis of TiO2 and ZnO Nanoparticles Doped with Noble Metals
Surface Spectroscopic Analysis of TiO2 and ZnO Nanoparticles Doped with Noble Metals Open
Nanoparticles (NPs) of the well-known photocatalysts TiO2 and ZnO each doped with noble metals (NM = Au, Pd, or Pt) were synthesized by applying a thermosynthetic method, and the catalytic activities of the resulting six samples were compa…
View article: Determining the Catalytic Activity of Transition Metal-Doped TiO2 Nanoparticles Using Surface Spectroscopic Analysis
Determining the Catalytic Activity of Transition Metal-Doped TiO2 Nanoparticles Using Surface Spectroscopic Analysis Open
The modified TiO2 nanoparticles (NPs) to enhance their catalytic activities by doping them with the five transition metals (Cr, Mn, Fe, Co, and Ni) have been investigated using various surface analysis techniques such as scanning electron …
View article: Enhancement of Catalytic Activity of Reduced Graphene Oxide Via Transition Metal Doping Strategy
Enhancement of Catalytic Activity of Reduced Graphene Oxide Via Transition Metal Doping Strategy Open
To compare the catalytic oxidation activities of reduced graphene oxide (rGO) and rGO samples doped with five different transition metals (TM-rGO), we determine their effects on the oxidation of L-cysteine (Cys) in aqueous solution by perf…
View article: Comparative Study of the Catalytic Activities of Three Distinct Carbonaceous Materials through Photocatalytic Oxidation, CO Conversion, Dye Degradation, and Electrochemical Measurements
Comparative Study of the Catalytic Activities of Three Distinct Carbonaceous Materials through Photocatalytic Oxidation, CO Conversion, Dye Degradation, and Electrochemical Measurements Open
In order to compare the catalytic activities of reduced graphene oxide (rGO), graphene oxide (GO), and graphene, we conducted oxidation of 2-aminothiophenol (2-ATP) and reduction of nitrobenzene (NB) in their presence by using high-resolut…
View article: Additional file 1: of Enhancement of Photo-Oxidation Activities Depending on Structural Distortion of Fe-Doped TiO2 Nanoparticles
Additional file 1: of Enhancement of Photo-Oxidation Activities Depending on Structural Distortion of Fe-Doped TiO2 Nanoparticles Open
Supplementary material. Digital images and SEM images of Fe@TiO2 nanoparticles, XRD, and Raman intensity plot. Figure S1. Digital images of the Fe@TiO2 dispersed solution with several of Fe dopant concentration. Figure S2. SEM images as th…