848 hasil
Menampilkan 1–20 · 0,25 detik · RSS
Chemistry
Scopus
ISSN 2624-8549 · MDPI AG · 848 artikel di indeks
-
Artikel Jurnal Teks lengkap
Self-Heating Performance of Magnetite Doped with Cobalt/Zinc Nanoparticles: Impact of Magnetic Field, Coating Agent, and Dispersing Solvent
Fabrication of magnetic materials via a facile and environmentally favorable process with high self-heating performance is quite favored for biomedical applications. To tackle this challenge, magnetic ferrite nanoparticles were developed through an ultrasonic-assisted coprecipitation process…
-
Artikel Jurnal Teks lengkap
Large Electrocaloric Effect in Stretched Relaxor Ferroelectric Polymers near Morphotropic Phase Boundary
Use of the morphotropic phase boundary (MPB) is a promising approach to enhance the electrocaloric effect in ferroelectric polymers. This is usually achieved by a composition method, and polymer processing near the MPB to tune electrocaloric response has attracted little attention. Here, the…
-
Artikel Jurnal Teks lengkap
PDCG: A Diffusion Model Guided by Pre-Training for Molecular Conformation Generation
Background: While machine learning has advanced molecular conformation generation, existing models often suffer from limited generalization and inaccuracies, especially for complex molecular structures. These limitations hinder their reliability in downstream applications. Methods: We proposed a…
-
Artikel Jurnal Teks lengkap
Surfactant Temperature-Dependent Critical Micelle Concentration Prediction with Uncertainty-Aware Graph Neural Network
The critical micelle concentration (CMC) is a fundamental physicochemical property of surfactants with significant implications across multiple industries. This paper presents an uncertainty-aware graph neural network (GNN) that integrates molecular structure and temperature to simultaneously…
-
Artikel Jurnal Teks lengkap
A Systematic Study of the Catalytic Decomposition Process of Ammonium Perchlorate and Its Decomposition Products Catalyzed by Copper and Copper Oxides
To reveal the core mechanism of copper-based materials in catalyzing ammonium perchlorate (AP) decomposition, three copper-based materials with the simplest structures (Cu, Cu2O and CuO) are selected as research objects. This study systematically investigates their catalytic performances, gaseous…
-
Artikel Jurnal Teks lengkap
Azomethines with Long Alkyl Chains: Synthesis, Characterization, Biological Properties and Computational Lipophilicity Assessment
The search for new antibacterial agents is an important task due to the emergence of resistance to widely used drugs. Bromine-, chlorine-, and nitro-substituted phenyl ring azomethines with long alkyl chains (C12, C14, C16, and C18) were synthesized and characterized using several experimental…
-
Artikel Jurnal Teks lengkap
Encryption Using Cholesteric Liquid Crystal Epoxy Film with Regionally Tailored Cross-Linking
Vividly colored cholesteric liquid crystal polymer network (CLCN) patterns based on epoxy resin are used in decorative and anti-counterfeiting applications. These films are typically prepared via cationic photopolymerization and post-polymerization to achieve a high cross-linking degree. In this…
-
Artikel Jurnal Teks lengkap
An Optimal Synthetic Strategy for Conjugating Folic Acid with Manganese-Doped Silica Nanoparticles to Enhance Their Colloidal Stability
The inadequate biosafety of MRI contrast agents (CAs) remains a challenging issue. Both increasing the magnetic relaxivity of CAs and targeting them through conjugation with folates are promising approaches to addressing this issue. Silica nanoparticles (SNs) with Mn2+ ions specifically localized…
-
Artikel Jurnal Teks lengkap
Exploring Gardenia jasminoides Seed-Derived Natural Dyes for the Development of Functional Textiles
Natural plant-based resources are rich in bioactive compounds that offer promising alternatives for developing sustainable, functional textiles. This study focuses on the extraction and application of natural dyes from Gardenia jasminoides as an eco-friendly substitute for conventional synthetic…
-
Artikel Jurnal Teks lengkap
Throwing Light on -O–O- Bond: Organic Peroxides in Visible-Light Photocatalysis
Visible-light photocatalysis enables the integration of classical electrophile/nucleophile chemistry with radical species (free radicals, radical cations, and radical anions) and metallocomplexes, significantly expanding the scope of organic transformations. Substrates capable of generating…
-
Artikel Jurnal Teks lengkap
Study on the Catalytic Performance of Porous Cu/Cu2O Synthesized by One-Step Solvothermal Method for Thermal Decomposition of Ammonium Perchlorate
Porous Cu/Cu2O catalytic materials with a unique pore structure were successfully synthesized via a one-step solvothermal method using Cu-MOF-74 as the intermediate, followed by induced collapse and oxidation. The structural properties and catalytic performance of the as-prepared Cu/Cu2O materials…
-
Artikel Jurnal Teks lengkap
Effect of Unsaturation and Chain Length of Methyl Esters on the Corrosion Behavior of Aluminum
In this study, the corrosion behavior of pure aluminum in methyl esters with different degrees of unsaturation and chain lengths, as found in biodiesel, was investigated using electrochemical techniques. The methyl esters evaluated included methyl acrylate (C4H6O2) and methyl linoleate (C19H34O2)…
-
Artikel Jurnal Teks lengkap
Novel 1,4-Naphthoquinone-Zidovudine Hybrid: Design, Synthesis, and In Vitro Evaluation of Its Anti-Trypanosomatid and Cytotoxic Activities
This work reports the synthesis and characterization of a new molecular hybrid 4, created by combining 1,4-naphthoquinone with the drug zidovudine (AZT) through an azide-alkyne cycloaddition reaction catalyzed by Cu1+. In vitro studies assessed the anti-trypanosomatid activity of hybrid 4, along…
-
Artikel Jurnal Teks lengkap
Synthesis, In Vitro Cytotoxicity Evaluation and GSK-3β Binding Study of Some Indole–Triazole-Linked Pyrazolone Derivatives
Glycogen synthase kinase-3 beta (GSK-3β) is a multifunctional serine/threonine kinase mediating multiple cellular functions, such as differentiation, apoptosis, and cell proliferation. Because of their ability to alter carcinogenic pathways, GSK-3β inhibitors are being explored for the development…
-
Artikel Jurnal Teks lengkap
Preparation of Dithiocarbamate and Carboxyl Co-Modified Chitosan and Its Adsorption of Heavy Metal Copper from Copper–Ammonia Wastewater
To address the challenge of removing copper from copper–ammonia complex wastewater in the printed circuit board (PCB) industry, this study employed natural chitosan (CTS) as the base material. Dithiocarbamate (DTC) groups were grafted onto CTS, followed by further carboxylation (-COOH) to produce…
-
Artikel Jurnal Teks lengkap
Thermo-Catalytic Carbon Dioxide Hydrogenation to Ethanol
The catalytic hydrogenation of carbon dioxide (CO2) represents a transformative approach for reducing greenhouse gas emissions while producing sustainable fuels and chemicals, with ethanol being particularly promising due to its compatibility with existing energy infrastructure. Despite significant…
-
Artikel Jurnal Teks lengkap
Development of Cocoa (Theobroma cacao L.) CCN-51 Microcapsules with Antioxidant and Antimicrobial Properties
Cocoa (Theobroma cacao L.) is an important source of bioactive compounds with high antioxidant capacity and antimicrobial properties. However, these compounds are susceptible to degradation by light, oxygen, pH, and temperature, which limits their functionality. This study evaluated the…
-
Artikel Jurnal Teks lengkap
Pd/C–H2-Catalyzed One-Pot Aromatization–Deoxygenation of Dihydropyridinediones: A Green, Scalable Route to Alkyl Pyridines
Alkyl-substituted pyridines are ubiquitous structural motifs found in natural products, pharmaceuticals, agrochemicals, and functional organic materials. However, their direct synthesis remains challenging because of the electron-deficient nature of the pyridine ring and the harsh conditions…
-
Artikel Jurnal Teks lengkap
Physics-Informed Descriptor Engineering and Explainable Machine Learning Reveal the Quantum Mechanical Origins of Electronic Dielectric Response in Oxide Materials
A physics-informed machine-learning model was created to forecast the dielectric constant of oxide materials. The study explores the physicochemical descriptors that govern the response of the materials. A set of 3304 non-metallic oxide compounds was built using the Materials Project database. A…
-
Artikel Jurnal Teks lengkap
Solvent-Dependent Photophysical Properties of Eu(TTA)3Phen: A Comprehensive Study
The solvent dependence of the optical properties of tris(thenoyltrifluoroacetonate)(1,10-phenanthroline)europium(III) (Eu(TTA)3Phen) solution was studied in chloroform, dichloromethane, toluene, acetonitrile, acetone, N,N-dimethylformamide, dimethyl sulfoxide, and methanol. The optical properties…