Exploring Teachers' Technological Pedagogical Content Knowledge as an Indicator for the Planning of In-service Teacher Training in Chemistry Education [0.03%]
探究教师技术教学内容知识在化学教育在职教师培训计划中的作用
Mojca Orel,Cirila Peklaj,Vesna Ferk Savec
Mojca Orel
This study examined how teachers teaching chemistry at different levels of education perceive their levels of technological pedagogical content knowledge (TPACK) and examined the relationship of TPACK with age, gender, teaching at different...
Synthetic Optimization and Antibacterial Activity of Novel Benzodioxepine-Biphenyl Amide Derivatives [0.03%]
新型苯并二氧杂环氧烷-联苯酰胺衍生物的合成优化及抗菌活性研究
Shao-Peng Yan,Zhi-Yu Zhu,Qi-Ke Jia et al.
Shao-Peng Yan et al.
The biosynthesis of fatty acids constitutes a critical metabolic pathway in bacterial organisms. Prior investigations have highlighted the synthesis of antimicrobial compounds anchored in the benzodioxepin scaffold, noted for their pronounc...
Synthesis of (E)-3-{[2-oxo-5-arylfuran-3(2H)-ylidene]methyl}-4H-1-benzopyran-4-ones, crystal structure, quantum chemical substantiation [0.03%]
(E)-3-{[2-氧代-5-芳基呋喃-3(2H)-亚基甲基]-4H-苯并吡喃-4-酮}的合成、晶体结构和量子化学佐证
Ekaterina Arzyamova,Olga Mazhukina,Alevtina Yegorova
Ekaterina Arzyamova
A directed method for the preparation of hybrid compounds based on furan-2(3H)-ones and chromen-4(4H)-one, (E)-3-{[2-oxo-5-arylfuran-3(2H)-ylidene]methyl}-4H-1-benzopyran-4-ones, the structure of which was confirmed by elemental analysis, I...
Development of eutectics of pioglitazone with citric acid and its effect on crystallite properties and dissolution [0.03%]
盐酸吡格列酮与柠檬酸共熔物的研制及对结晶性能和溶出行为的影响研究
Mouli Das,Shibashis Panigrahy,Rasmita Dash et al.
Mouli Das et al.
Eutectics of pioglitazone were developed using citric acid (CA) as the co-former, and the effect on crystallite properties and dissolution has correspondingly been studied. Pioglitazone-citric acid eutectics (PC1, PC2, PC3, and PC4) in diff...
Synthesis, characterization and DFT study of Ti(IV) phthalocyanines with quinoline groups [0.03%]
含喹啉基团四氯铜酞菁的合成、表征及DFT研究
Seyda Aydogdu,Oznur Dulger Kutlu,Ali Erdogmus et al.
Seyda Aydogdu et al.
The synthesis, characterization, and electronic properties of 4-((7-methoxyquinolin-4-yl)oxy), 4-(quinolin-2-ylthio), and 4-((7-(trifluoromethyl)quinolin-4-yl)thio) peripherally substituted oxo-titanium phthalocyanines are described for the...
Extraction System for the Spectrophotometric Determination of Tungsten(VI) with 4-Nitrocatechol and Benzalkonium Chloride [0.03%]
4-硝基儿茶酚和氯化苯扎卢明光度法测定钨(VI)的萃取体系
Vidka Vassileva Divarova,Kirila Trifonova Stojnova,Ivelina Dobromirova Radkovska et al.
Vidka Vassileva Divarova et al.
A novel chromogenic system for the liquid-liquid extraction and determination of trace amounts of tungsten(VI) was investigated. The system comprises 4-nitrocatechol (4NC) as a chromogenic reagent, sulfuric acid as a complexing medium, and ...
Validation of an Isocratic HPLC Method for Simultaneous Estimation of Major Phytosterols in Prunus spinosa L. extracts [0.03%]
等度HPLC法同时测定Prunus spinosa L.提取物中主要植物甾醇的验证研究
Hurija Džudžević-Čančar,Alema Dedić,Amra Alispahić et al.
Hurija Džudžević-Čančar et al.
This study aimed to develop a rapid method for separation of stigmasterol, campesterol and β-sitosterol in Prunus spinosa L. (sloe) fruit extracts by High Performance Liquid Chromatography system. Samples were prepared by Soxhlet extractio...
Graphene Oxide/Polyamidoamine G4 as a High Efficient and Eco-Friendly Adsorbent for Dichromate Ions [0.03%]
高效环保型吸附剂GO/PAMAM-G4去除水中Cr₂O₇²⁻的研究
Razieh Shekari Moghadam,Babak Samiey,Jiang Ning Wu
Razieh Shekari Moghadam
In this study, GO/PAMAM4 was used as a biocompatible nanocomposite adsorbent to adsorb dichromate (DC) ions. In alkaline solutions, DC ions changed to chromate ions which were not adsorbed on the surface of adsorbent. Thus, experiments were...
A mat based on PVA doped with TiO2 nanoparticles for removal of methylene blue dye from aqueous solution and improving the carbon footprint [0.03%]
一种基于掺TiO2纳米粒子的PVA基质，从水溶液中去除亚甲基蓝染料并改善碳足迹
Salah Abdullah,Aseel Alwan,Atheer Majeed et al.
Salah Abdullah et al.
Water supply is the great challenge for climate change and overpopulation. A Nanofiber mat consisting of Poly vinyl alcohol (PVA), nanoTiO2, and citric acid (PTC) was prepared using an electrospinning technique at a constant flow rate (0.5 ...
A Synthesis, Characterization and Biological Activity Evaluation of Novel Quinoline Derivatives as Antibacterial Drug [0.03%]
新型喹啉衍生物抗细菌药物的合成、表征及活性评价
Maryam Jamaal,Mohammed Ezzat
Maryam Jamaal
Quinoline and its derivatives are a family with unique medicinal properties, including antibacterial effects. It was assumed that the four Quinoline Derivatives Q1 , Q2, Q3 and Q4 had significant activity against pathogenic bacteria. These ...