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CO2 Reduction Reaction to Create CH4 and CH3OH on Chromium Doped Silicon, Carbon and Boron Nitride (2Cr-Si76, 2Cr-C76 and 2Cr-B38N38)

: Here, the pathways for CO2 reduction reaction to create CH4 and CH3OH on Si76, C76 and B38N38 as catalysts are investigated. The effects of adsorption of Cr on capacities of Si76, C76 and B38N38 for CO2-RR are examined. Results shown that the over-potential of CO2-RR on 2Cr-Si76, 2Cr-C76 and 2Cr-B38N38 are lower than Fe, Ni and Co single atom as catalysts, Cu, Au, Ag based bimetallic catalysts and Pt and Pd as metal catalysts in previous works. The ΔGreaction of possible reaction steps of CO2 reduction on 2Cr-Si76 and 2Cr-B38N38 nanocages are more negative than 2Cr-C76 nanocage. The over-pot..read more


Huaying Gao, Xinxin Li and Chun Xiang

Formulation of KT-Encapsulated Niosomes to Improve Behavioral Responses in Preclinical Models

bioavailability, drug stability, and therapeutic efficacy. In this study, a non-ionic surfactant (D1) was synthesized and characterized employing advanced techniques, including NMR and EI-MS, to elucidate its structure. D1 and lignin were employed as ketamine (KT) carriers for the preparation of two formulations, designated as KD1 and KL1, respectively. Characterisation techniques, like UV-Vis spectroscopy, FT-IR spectroscopy, and dynamic light scattering (DLS), were employed to examine the properties of formulations, such as their interactions, size in solution, polydispersity index (PDI), an..read more


Muhammad Iqbal Afridi, Kausar Amir, Abdul Jabbar, Aziz Balouch and Sirajuddin

Comparative Analysis and Optimization of Machine Learning Algorithms for Prediction of Adsorption Energy of Methane Related Species on Cu-based Alloys

Machine Learning (ML)has helped to accelerate research and innovation in multifarious domains. In this study, ML models have been used to predict adsorption energies of Methane Related Species on Cu-based Alloy. Comparative study of different ML algorithms integrated with GA were performed to improve the ML model’s architecture and parameters selection. The results proposed that Categorical boosting (Catboost) model with RMSE = 0.0977, CC = 96.5 % outperformed all other models and effectively predicts adsorption energies. The partial dependence plots (PDPs) analysis shows the potential effects..read more


Haseeb Ahmad, Iftikhar Ahmad, Qazi Ahmed and Meshal Shutaywi

Modified Preparation of TiO2/BaSO4 Composite and Its Effects on PVC: Photodegradation, Flame-retardant and Mechanical Properties

This study demonstrates a streamlined sol-gel strategy for synthesizing TiO2 modified BaSO4 composite particles, aiming to enhance the UV resistance, flame-retardant, and mechanical properties of PVC. The composite was systematically characterized using FT-IR, XRD, SEM, and laser particle size analysis. Results revealed that a TiO2 molar ratio (nTi) of 2.0 mol yielded the most uniform particle size distribution (256-713 nm), along with a maximum settling time of 28.5 h and an activation degree of 82.8 %, which represented increases of 26.0 h and 49.5 %, respectively, over unmodified BaSO4. Whe..read more


Qiang Yang, Wei Gong, Chunsheng Zhou and Xiaowei Cui

Investigation of the Effect of CNT on Spectroscopic, Thermal and Electrical Conductivity Properties of PVC-PMMA Blend

In this study, the effect of carbon nanotubes (CNT) on the spectroscopic, thermal and electrical properties of poly(vinyl chloride)-poly(methyl methacrylate) (PVC-PMMA) nanocomposite prepared by adding 0.1, 0.5, and 1% multi-walled carbon nanotubes (MWCNT) was investigated. For this purpose, nanocomposites containing 60% PVC were prepared by the solution casting method using tetrahydrofuran (THF) as solvent. Scanning electron microscopy (SEM) imaging showed that the polymer matrix had sufficiently homogeneous distribution of CNTs and that they were in good interaction. X-ray diffraction (XRD) ..read more


Afsar CELIK and Mustafa Hamdi KARAGÖZ

Synthesis, Characterization and DNA Interaction Activities of the Peripherally Tetra Diethyl (phenyl)malonate Substituted Zn(II) and Co(II) Phthalocyanine Complexes

The peripherally tetra-substituted zinc (II) and cobalt (II) phthalocyanine complexes containing diethyl 3,4-dicyanophenylmalonate were synthesized and charaterized. These newly synthesized complexes have been described by utilizing FT-IR and UV/Vis procedures. Electronic absorption, fluorescence, melting denaturation, viscosity and electrophoresis procedures were applied to evaluate the interaction mechanism of tetra substituted 4 and 5 complexes with CT-DNA. Electronic spectra and emission experiments confirmed that 4 and 5 interact substantially by CT-DNA. The binding constant values for 4 ..read more


Ali Arslantaş and Mehmet S. Ağırtaş

Regio- and Enantioselective Catalytic Iodoalkoxylation of Styrene Derivatives with Unsaturated C3-Alcohols

The synthesis of unsaturated β-iodoethers remains a significant challenge in modern organic chemistry. Three-component synthesis is a highly relevant approach for obtaining these compounds. The primary objective of this study was to develop a process where the triple bond of the reagent is preserved while iodine addition is selectively directed to the double bond of substituted styrenes. This work represents the first successful attempt to perform this reaction in an enantioselective manner. The iodoalkoxylation of substituted styrenes with unsaturated C3-alcohols (propargyl and allyl) in the ..read more


Gulahmad Mirahmad Talybov

Exploring The Nutritional Profile of Wild Mulberry Landraces Grown in Northern Pakistan: A Promising Dietary Option

The rising demand for nutritious and functional foods has spurred interest in underutilized natural resources to enhance consumer nutritional security. This study investigates the nutritional and functional properties of fruits from five wild Wild mulberry landraces (WM1–WM5) collected from Gilgit, Pakistan. The fruits were analyazed for pH, soluble solids titratable acidity, moisture, protein, fibre, ash, ascorbic acid, total sugar, anthocyanins, flavonoids, carotenoids, total phenolics and antioxidants activity. Results indicated pH values ranging from 3.62- 6.79, total soluble solids at 14..read more


Sartaj Ali, Syed Munir Hussain, Azhar Hussain, Shamsher Ali and Douglas Law

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