Zoekresultaten - MDPI AG

  1. 1

    Publisher’s Note: Welcoming the <i>Journal of Mind and Medical Sciences</i> to the MDPI Family door Carla Aloè

    Gepubliceerd in 2025-01-01

    We are happy to welcome the <i>Journal of Mind and Medical Sciences</i> (<i>JMMS</i>) to our portfolio of publications [...]

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  2. 2

    Removal of Zn(II) and Ag(I) by <i>Staphylococcus epidermidis</i> CECT 4183 and Biosynthesis of ZnO and Ag/AgCl Nanoparticles for Biocidal Applications door Antonio Jesús Muñoz, Celia Martín, Francisco Espínola, Manuel Moya, Encarnación Ruiz

    Gepubliceerd in 2025-06-01

    The contamination of natural waters with heavy metals is a global problem. Biosorption is an environmentally friendly and effective technology that offers advantages when metals are present in low concentrations. It also facilitates the recovery and conversion of metals, which are valuable resources...

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  3. 3

    Biogenic Synthesis of Ag Nanoparticles, ZnO Nanoparticles, and Ag@ZnO Nanocomposites as Photocatalysts for the Degradation of Brilliant Blue Dye door Vinidu Gamage, Gobika Thiripuranathar, Upul Nishshanka, Namal Priyantha, Manisha De Alwis Goonatilleke, Beth Guiton, Siyath Gunewardene, Sumedha Jayanetti

    Gepubliceerd in 2024-08-01

    Utilizing green nanomaterials in a biomimetic setting to treat wastewater emulates the sustainability and efficiency of natural systems. In this study, wood apple (WA) outer shell extract was used as a reducing and stabilizing agent in a simple, inexpensive, and environmentally friendly green approa...

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  4. 4

    Enhanced Photocatalytic Performances and Mechanistic Insights for Novel Ag-Bridged Dual Z-Scheme AgI/Ag<sub>3</sub>PO<sub>4</sub>/WO<sub>3</sub> Composites door Chunlei Ma, Jianke Tang, Qi Wang, Rongqian Meng, Qiaoling Li

    Gepubliceerd in 2025-07-01

    In this study, AgI/Ag<sub>3</sub>PO<sub>4</sub>/WO<sub>3</sub> ternary composite photocatalysts with dual Z-scheme heterojunction were fabricated via the in situ loading of Ag<sub>3</sub>PO<sub>4</sub> onto WO<sub>3</sub> follow...

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  5. 5

    Research Progress on the Stability and Durability of Ag/AgCl Prepared by Anodic Chlorination Method for Chloride Ion Sensors in Cement-Based Materials door Yupeng Tian, Dongyi Lei, Penggang Wang, Jiuwen Bao, Yanru Wang, Tiejun Zhao, Weina Guo

    Gepubliceerd in 2025-06-01

    A strong application potential for Ag/AgCl ion-selective electrodes (ISEs) used as chloride sensors in cement-based material is widely accepted, but their stability and durability have not been sufficiently addressed. This paper summarizes the research status of the stability and durability of Ag/Ag...

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  6. 6

    Optical Response Tailoring via Morphosynthesis of Ag@Au Nanoparticles door David Oswaldo Romero-Quitl, Siva Kumar Krishnan, Martha Alicia Palomino-Ovando, Orlando Hernández-Cristobal, José Concepción Torres-Guzmán, Jesús Eduardo Lugo, Miller Toledo-Solano

    Gepubliceerd in 2025-07-01

    We present a simple method for customizing the optical characteristics of gold-core, silver-shell (Au@Ag) nanoparticles through controlled morphosynthesis via a seed-mediated chemical reduction approach. By systematically adjusting the concentration of cetyltrimethylammonium chloride (CTAC), we obta...

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  7. 7

    Influence of Germanium Sulfide on the Structure, Ag-Ion Conductivity and Stability of Glasses in the GeS<sub>2</sub>-Sb<sub>2</sub>S<sub>3</sub>-AgI System door Viktor Markov, Talib Farziev, Nikita Dybin

    Gepubliceerd in 2025-05-01

    This article discusses the superionic glassy GeS<sub>2</sub>-Sb<sub>2</sub>S<sub>3</sub>-AgI system with mobile silver ions as a material for creating new energy-efficient solid-state ion emitters. The effect of replacing silver iodide with germanium sulfide on th...

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  8. 8

    Synthesis of Ag<sub>2</sub>O/Ag Nanoparticles Using Puerarin: Characterization, Cytotoxicity, <i>In Ovo</i> Safety Profile, Antioxidant, and Antimicrobial Potential Against Nosocom... door Sergio Liga, Raluca Vodă, Lavinia Lupa, Elena-Alina Moacă, Delia Muntean, Lucian Barbu-Tudoran, Maria Suciu, Vlad Socoliuc, Francisc Péter

    Gepubliceerd in 2025-07-01

    <b>(1) Background</b>: Our study investigates the green synthesis of Ag<sub>2</sub>O/Ag nanoparticles using the isoflavone Puerarin as a bioreductor. <b>(2) Methods</b>: The PUE@Ag<sub>2</sub>O/Ag nanoparticles were characterized using various techniqu...

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  9. 9

    Design and Implementation of an Electrolyte Temperature Control System for AgO-Al Batteries door Zhaoliang Dou, Qingyan Tang, Zhuangzhuang Du, Yue Du, Shuang Li, Fengbin Liu

    Gepubliceerd in 2025-06-01

    AgO-Al batteries generate substantial heat during discharge, and inadequate heat dissipation can degrade battery performance and pose thermal runaway risks. To meet thermal control requirements for experimental scenarios, a feedback-controlled thermal management system was developed. Computational f...

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  10. 10

    Acute Dermatotoxicity of Green-Synthesized Silver Nanoparticles (AgNPs) in Zebrafish Epidermis door Grace Emily Okuthe, Busiswa Siguba

    Gepubliceerd in 2025-07-01

    Silver nanoparticles (AgNPs), lauded for their unique antibacterial and physicochemical attributes, are proliferating across industrial sectors, raising concerns about their environmental fate, in aquatic systems. While “green” synthesis offers a sustainable production route with reduced chemical by...

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  11. 11

    Synthesis and Antiviral Activity of Nanowire Polymers Activated with Ag, Zn, and Cu Nanoclusters door Thomas Thomberg, Hanna Bulgarin, Andres Lust, Jaak Nerut, Tavo Romann, Enn Lust

    Gepubliceerd in 2025-07-01

    <b>Background/Objectives:</b> Airborne viral diseases pose a health risk, due to which there is a growing interest in developing filter materials capable of capturing fine particles containing virions from the air and that also have a virucidal effect. Nanofiber membranes made of poly(vi...

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  12. 12

    Stage-Specific Immune Responses to AgB T-Peptides in Patients with Cystic Echinococcosis door Settimia Sbarra, Ambra Vola, Francesca Tamarozzi, Saeid Najafi-Fard, Alessandra Ludovisi, Antonella Teggi, Emanuele Nicastri, Fabrizio Albarello, Enrico Brunetti, Delia Goletti, Linda Petrone

    Gepubliceerd in 2025-05-01

    <b>Background:</b> The identification of parasite- and stage-specific antigens is crucial for the development of new diagnostic tests for cystic echinococcosis (CE). We previously analysed the interleukin (IL)-4 response to T-specific peptides corresponding to the immunogenic regions of...

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  13. 13

    Impact of AgNP on the Inhibition of Fecal Coliforms by 3DP-Modified Chitosan Membranes door Anthony C. Ogazi, Peter O. Osifo

    Gepubliceerd in 2024-11-01

    This study investigated the role of silver nanoparticles (AgNP) in the inhibition of fecal coliforms by 3D-printed modified chitosan filtration membranes. The composite membranes demonstrated steady improvement in antibacterial activity against the bacteria. The amount of silver ions (Ag<sup>+...

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  14. 14

    Kinetics-Controlled Simple Method for the Preparation of Au@Ag Hierarchical Superstructures for SERS Analysis door Mengqi Lyu, Ming Jiang, Hanting Yu, Kailiang Wu, Peitao Zhu, Yingke Zhu, Yan Xia, Juan Li

    Gepubliceerd in 2025-06-01

    Silver nanostructures exhibit exceptional surface-enhanced Raman scattering (SERS) performance due to their strong plasmonic resonance. However, their practical applications are often hindered by structural instability, leading to deformation and performance degradation. In this study, we developed...

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  15. 15

    Diversity of Binucleate <i>Rhizoctonia</i> spp. and Population Structure of AG-A in Serbia door Mira Vojvodić, Brankica Pešić, Petar Mitrović, Ana Marjanović Jeromela, Ivana Vico, Aleksandra Bulajić

    Gepubliceerd in 2025-05-01

    From 2013 to 2021, 112 binucleate <i>Rhizoctonia</i> spp. (BNR) isolates were obtained from the strawberry, tomato, pepper, bean, apple, cherry, meadow grass, and soil previously cropped with strawberries from 16 locations in Serbia. Morphological and molecular analyses (ITS, LSU rDNA, &...

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  16. 16

    Zeolitic-Imidazole Framework (ZIF)-Derived ZnO Doped with Ag for Improved Ethanol Sensing Applications door Claudio Clemente, Valentina Gargiulo, Luciana Cimino, Giovanni Piero Pepe, Giovanni Ausanio, Ettore Massera, Michela Alfe

    Gepubliceerd in 2025-06-01

    Materials derived from metal–organic frameworks (MOFs) as MOF-derived oxides retain a highly porous and active structure from the MOF precursor, exhibiting excellent sensing properties. In addition, the tunable nature of MOFs allows the structural and chemical properties of the resulting oxides to b...

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  17. 17

    Interaction of Biomolecules with Silver Nanoparticles Prepared via Intramolecular Redox Reaction of Ag(I) Complexes as Their Precursors door Iveta S. Turomsha, Natalia V. Loginova, Maxim Y. Gvozdev, Tatiana V. Koval’chuk-Rabchinskaya, Nikolai P. Osipovich

    Gepubliceerd in 2024-11-01

    Nanoparticles are known to have a high specific surface area, which accounts for an increased probability of their interaction with bacterial cells. Therefore, the application of silver(I) nanoparticles (AgNPs) and their nanocomposites as antimicrobial agents against drug-resistant bacterial strains...

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  18. 18

    Optimized Flow Field Design with Dead-Zone Compensation for Enhanced Performance in Aqueous AgO-Al Batteries door Peiqiang Chen, Qun Zheng, Chunhua Xiong, Jinmao Chen, Xudong Wang, Xing Su, Long Huang, Pan Li, Wanli Xu, Man Ruan

    Gepubliceerd in 2025-06-01

    The electrolyte flow field plays a pivotal role in determining the electrochemical performance of aqueous AgO-Al batteries. However, traditional flow field structures often suffer from the formation of dead zones, leading to uneven mass transport and side reactions. In this study, a flow field optim...

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  19. 19

    Au-Ag Bimetallic Nanoparticles for Surface-Enhanced Raman Scattering (SERS) Detection of Food Contaminants: A Review door Pengpeng Yu, Chaoping Shen, Xifeng Yin, Junhui Cheng, Chao Liu, Ziting Yu

    Gepubliceerd in 2025-06-01

    Food contaminants, including harmful microbes, pesticide residues, heavy metals and illegal additives, pose significant public health risks. While traditional detection methods are effective, they are often slow and require complex equipment, which limits their application in real-time monitoring an...

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  20. 20

    Analysis and Optimization of Rotationally Symmetric Au-Ag Alloy Nanoparticles for Refractive Index Sensing Properties Using T-Matrix Method door Long Cheng, Shuhong Gong, Paerhatijiang Tuersun

    Gepubliceerd in 2025-07-01

    Previous investigations devoted to non-spherical nanoparticles for biosensing have primarily addressed two hot topics, namely, finding nanoparticles with the best shape for refractive index sensing properties and the optimization of size parameters. In this study, based on these hot topics, Au-Ag al...

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