This report describes the methodology for the fabrication of mesoporous InO microflowers by hydrothermal and calcination procedures in which In(OH)/InS acts as an intermediate. Both InO and its precursor were analyzed with scanning electron microscopy, energy dispersive X-ray spectrophotometry, transmission electron microscopy and powder X-ray diffraction. BET surface area, pore size and pore volume analyses were also carried out. Electron microscopy images clearly evidence the self-assembly of 2D nanosheets into the micro flower structure. The mechanism of self-assembly and calcination is reported. Electrochemical properties of the synthesized InO micro flowers were studied.
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http://dx.doi.org/10.1039/c8ra03573c | DOI Listing |
ACS Appl Mater Interfaces
January 2025
Nanomaterials Laboratory, Department of Polymers and Functional Materials, CSIR-Indian Institute of Chemical Technology, Uppal Road, Tarnaka, Hyderabad 500 007, India.
Herein, porous SnO microspheres in a three-dimensional (3D) hierarchical architecture were successfully synthesized via a facile hydrothermal route utilizing d-(+)-glucose and cetyltrimethylammonium bromide (CTAB), which act as reducing and structure-directing agents, respectively. Controlled adjustment of the CTAB to glucose mole ratio, reaction temperature, reaction time, and the calcination parameters all provided important clues toward optimizing the final morphologies of SnO with exceptional structural stability and reasonable monodispersity. Electron microscopy analysis revealed that microspheres formed were hierarchical self-assemblies of numerous primary SnO nanoparticles of ∼3-8 nm that coalesce together to form nearly monodispersed and ordered spherical structures of sizes in the range of 230-250 nm and are appreciably porous.
View Article and Find Full Text PDFThe present study demonstrates the significance of the C/N ratio and double helical ribbon (DHR) impeller in the anaerobic co-digestion (AnCo-D) of sugar refining process (SRP) effluent and molasses-based distillery spent wash (DSW) for improved biogas production. Both SRP & DSW were mixed in different percentages to achieve an optimum C/N ratio. Further biomethane potential analysis of mixed feeds with different C/N ratios was performed.
View Article and Find Full Text PDFPhys Chem Chem Phys
January 2025
Helmholtz Institute Erlangen-Nürnberg for Renewable Energy, Forschungszentrum Jülich, Fürther Strasse 248, 90429 Nürnberg, Germany.
Interest in organic solar cells (OSCs) is constantly rising in the field of photovoltaic devices. The device performance relies on the bulk heterojunction (BHJ) nanomorphology, which develops during the drying process and additional post-treatment. This work investigates the effect of thermal annealing (TA) on the all-small molecule DRCN5T:PCBM blend with phase field simulations.
View Article and Find Full Text PDFACS Nano
January 2025
Institute of Chemistry, The Hebrew University of Jerusalem, Jerusalem 9190401, Israel.
Semiconductor-metal hybrid nanoparticles (HNPs) are promising materials for photocatalytic applications, such as water splitting for green hydrogen generation. While most studies have focused on Cd containing HNPs, the realization of actual applications will require environmentally compatible systems. Using heavy-metal free ZnSe-Au HNPs as a model, we investigate the dependence of their functionality and efficiency on the cocatalyst metal domain characteristics ranging from the single-atom catalyst (SAC) regime to metal-tipped systems.
View Article and Find Full Text PDFDalton Trans
January 2025
Shanxi Bethune Hospital, Shanxi Academy of Medical Sciences, Third Hospital of Shanxi Medical University, Tongji Shanxi Hospital, Taiyuan, 030032, China.
ZnO/Ag hollow particles were synthesized a one-step spray pyrolysis method for enhanced antibacterial activity and wound healing applications. The hollow structure and uniform distribution of Ag nanoparticles within the ZnO matrix were confirmed by X-ray diffraction (XRD), transmission electron microscopy (TEM), and X-ray photoelectron spectroscopy (XPS). UV-Vis spectroscopy and Tauc plot analysis revealed a reduction in the bandgap, attributed to the surface plasmon resonance (SPR) of Ag, improving light absorption in the visible range.
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