Journal of Fluorescence, Journal Year: 2024, Volume and Issue: unknown
Published: Oct. 24, 2024
Language: Английский
Microscopy Research and Technique, Journal Year: 2022, Volume and Issue: 85(11), P. 3553 - 3564
Published: Aug. 19, 2022
In this research, silver-doped zinc oxide (SdZnO) nanoparticles (NPs) were synthesized in an environmental-friendly manner. The NPs identified by UV-vis spectroscopy, X-ray diffraction (XRD), and scanning electron microscopy (SEM). Finally, the antimicrobial activity of ZnO SdZnO was performed. It observed that doping silver, size changed. By adding silver to NPs, effect improved. Antibacterial test against gram-positive bacterium Streptococcus mutants showed with a low density had higher antibacterial than NPs; Therefore, can be used as new agent medical applications. RESEARCH HIGHLIGHTS: Silver-doped prepared using eco-friendly synthesis method their bacteria causing tooth decay studied.
Language: Английский
Citations
40
ACS Nanoscience Au, Journal Year: 2023, Volume and Issue: 3(5), P. 353 - 374
Published: Aug. 9, 2023
Metal-organic frameworks (MOFs) have emerged as attractive chemical sensing materials due to their exceptionally high porosity and diversity. Nevertheless, the utilization of MOFs in chemiresistive type sensors has been hindered by inherent limitation electrical conductivity. The recent emergence two-dimensional conductive (2D c-MOFs) addressed this offering enhanced conductivity, while still retaining advantageous properties MOFs. In particular, c-MOFs shown promising advantages for fabrication capable operating at room temperature. Thus, active research on gas utilizing is currently underway, focusing enhancing sensitivity selectivity. To comprehend potential future applications, it crucial understand not only fundamental but also state-of-the-art works that contribute improving performance. This comprehensive review delves into distinctive characteristics 2D a new class chemiresistors, providing in-depth insights unique properties. Furthermore, we discuss proposed mechanisms associated with provide concise summary strategies employed enhance performance c-MOFs. These encompass range approaches, including design metal nodes linkers, morphology control, synergistic use composite materials. addition, thoroughly explores prospects chemiresistors elucidates remarkable further advancements. presented shed light directions offer valuable opportunities field.
Language: Английский
Citations
37
Progress in Polymer Science, Journal Year: 2023, Volume and Issue: 148, P. 101770 - 101770
Published: Dec. 14, 2023
Language: Английский
Citations
37
Journal of Advanced Ceramics, Journal Year: 2023, Volume and Issue: 12(12), P. 2149 - 2246
Published: Sept. 27, 2023
Two-dimensional nanomaterials (2DNMs) have attracted significant research interest due to their outstanding structural properties, which include unique electrical nanostructures, large surface areas, and high reactivity. These adaptable materials physicochemical characteristics, making them useful in a variety of applications such as gas-sensing, electronics, energy storage, catalysis. Extensive has been conducted the pursuit high-performance room-temperature (RT) gas sensors with good selectivity, sensitivity, long-term stability, rapid response/recovery kinetics. Metal oxides, transition metal chalcogenides, MXenes, graphene, phosphorene, boron nitride all discovered 2DNMs strong potential for sensors. This review presents an in-depth analysis current advances 2DNM research. It includes synthetic techniques, stabilities, gas-sensing mechanisms, critical performance parameters, factors influencing capabilities 2DNMs. Furthermore, present study emphasizes engineering optimization methodologies that improve performance. also highlights challenges outlines future directions domain tailoring advanced RT systematically designed comprehensive article aims provide readers profound insights into detection, thereby inspiring generation innovative ideas develop cutting-edge 2DNMs-based
Language: Английский
Citations
34
Journal of Saudi Chemical Society, Journal Year: 2023, Volume and Issue: 28(1), P. 101774 - 101774
Published: Nov. 25, 2023
In recent years, zinc oxide nanoparticles (ZNPs) have gained tremendous attention attributed to their unique properties. It is the most desirable group of nanostructures as far both structure and properties are concerned. an adaptable material that has distinctive properties, such high sensitivity, large specific area, non-toxicity, good compatibility, a isoelectric point, which favors it be considered with few exceptions. They utilized in expanding number mechanical items, for example, elastic, paint, coating, cosmetics, supercapacitors, Lithium batteries, color-sensitized sun-powered cells, photocatalysis, biosensors, biomedical characteristic applications. brought promising potential up biomedicine, especially fields anticancer antibacterial fields, locked solid ability trigger plenitude reactive oxygen species (ROS) creation, discharge particles, instigate cell apoptosis. ZNPs also been successfully transport load drugs target locations drug carriers, reducing undesirable toxicity non-target effects increasing synergistic effects. addition, display outstanding light assets this property made them one chief bioimaging applicants Thus, paper reviews biological synthesis by microbes, mechanisms synthesis, parameters optimization process application antimicrobial agent feed supplement animal industry well toxicological hazards on animals. Here, we summarize advances will helpful facilitating future research progress focusing fields.
Language: Английский
Citations
34
TrAC Trends in Analytical Chemistry, Journal Year: 2023, Volume and Issue: 166, P. 117185 - 117185
Published: July 5, 2023
Inspired by biological noses, their electronic counterparts i.e. e-noses are designed to imitate them detecting and identifying surrounding gases volatile compounds through the use of gas sensor arrays. These arrays typically composed metal oxide sensors, which limited energy efficiency sensitivity issues. However, two-dimensional materials as active elements has shown promising results addressing these hurdles due remarkable at room temperature. Since revolutionary discovery graphene synthesis or exfoliation a myriad nanosheets, have been integrated into high performance sensors for e-noses. In this review, we highlight significant advancements technologies in developing devices, including transduction mechanisms used translate adsorption events measurable signals methods depositing 2D part transducers. To overcome issue selectivity that often imposes limitation nanomaterial-based discuss potential implementing artificial intelligence tools brain behind smart data analysis.
Language: Английский
Citations
30
Water, Journal Year: 2023, Volume and Issue: 15(2), P. 363 - 363
Published: Jan. 16, 2023
With the gradual advancement of urbanization, urban hardened roofs and pavements are increasing, rainwater cycle is being seriously damaged; sponge city construction has become an inevitable trend to address this problem. The analysis infiltration storage performance recycled brick aggregate, which highly absorbent can be used as a permeable paving material in cities, great significance. study firstly designed simulated rainfall test device, then carried out tests terms aggregate gradation, type, grade, finally analyzed its effect on void structure water mix aggregates. outcomes demonstrate that particle size concrete positively related capacity, volume rate sand close 26%. fitting result 1 h under different dosage 0.984. After rainfall, 3 times natural absorption 2.5 aggregate. This indicates strong permeability properties potential for application construction, provides reference optimal design subsequent cities.
Language: Английский
Citations
28
Polycyclic aromatic compounds, Journal Year: 2023, Volume and Issue: 43(10), P. 9024 - 9046
Published: Jan. 9, 2023
In this study a new, economical and green method was reported for the synthesis of Ag/CdO/Fe3O4@multi-walled carbon nanotubes (MWCNTs) MNCs as new heterogeneous catalyst. For confirming structure synthesized nanocatalyst, XRD, FESEM, Energy-dispersive X-ray Spectroscopy (EDX), TEM analyses were utilized. The Ag/CdO/Fe3O4@MWCNTs high-performance catalyst employed preparation family substituted triazinopyrrolothiazepine using one-pot condensation reactions isatoic anhydride, ammonium acetate, α-haloketones, ethyl bromopyruvate, isothiocyanates, hydrazoyl chloride in water at room temperature. Another work research is investigation antioxidant property some compounds by diphenyl-picrylhydrazine (DPPH) radical trapping experiment. Presently, bacteria that are not destroyed with drug have generated many problems performance transferable diseases. reason, discovering appropriate procedures dealing these pathogens important recent has focused on antibacterial effects prepared compounds.
Language: Английский
Citations
27
Chemosphere, Journal Year: 2023, Volume and Issue: 337, P. 139401 - 139401
Published: July 7, 2023
Language: Английский
Citations
26
Results in Optics, Journal Year: 2023, Volume and Issue: 11, P. 100374 - 100374
Published: Feb. 11, 2023
This paper reports the implementation of surface plasmon resonance in optical fiber sensor for formaldehyde detection. The studies involve comparison effects different metallic layer silver (Ag) and copper (Cu) to enhance evanescence wave (OFS). We integrate MoO3 materials due its natural advantage where it can be used as high-activity metal oxide catalyst. will focusing on sensing which is an environmental pollutant considered hazardous if more than 0.1 ppm inhaled. contributes sensitivity enhancement improvement oxidation resistance films. independent variables are films namely Ag Cu at 40 nm thickness obtained from previous work. Formaldehyde using bare film, film combination Cu/Ag-MoO3 compared via transmission-wavelength graphs check there combination. Ag-MoO3 displays a better red shift with formaldehyde, by 10 resonant wavelength 350 shows highest responsive
Language: Английский
Citations
23