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In a month as a sole carbon source in mineral salt media, the bacterial isolate's ability to utilize LDPE waste bags of two different thicknesses was demonstrated. With a thickness of 30 u03bcm, the granular Lysiniformis was able to degrade 9. 51 percent of LDPE, but only 1. 45 percent of LDPE had a thickness of 50 u03bcm. In 30 u03bcm and 50 u03bcm thick LDPE bags, the xylene pretreatment of LDPE wastes improved the biodegradation effectiveness of isolated Lysinibacillus fusiformis to 12. 09 and 1. 97 percent respectively. Compared to its untreated LDPE's thickness, bacterium adhered to the surface of LDPE was found on 50 u03 billioncm thick LDPE film rather than 30 bcm thick LDPE films. with a significant effect on thickness, the xylene pre-treatment of polyethylene waste had an additive influence on the biodegradation of waste LDPE films.
Source link: https://doi.org/10.46488/NEPT.2022.v21i03.045
Abstract: Intermolecular relationships in liquid systems of non-polar and marginally polar compounds were investigated through excess molar volumes and poor dielectric properties for mixtures of carbon tetrachloride, toluene, and p-xylene. The first fitting was found to be descriptive, while the second gave equilibrium constant values for the interaction compounds' compositions and their respective electronic polarizabilities and dipole times, indicating the presence of interaction products.
Intermolecular interactions in liquid systems of non-polar and marginally polar compounds were investigated by excess molar volumes and poor dielectric properties for mixtures of carbon tetrachloride, toluene, and p-xylene. The first fit was found to be descriptive, while the second gave equilibrium constant values for the interaction products present in the mixtures and the respective electronic polarizabilities and dipole times, indicating the presence of interaction products.
Both the Furan and C 8 H 10 molecules have been regarded as key biomarkers of prostate cancer patients. The results show that pristine GPs are a promising candidate for furan and C 8 H 10 detection, according to the first-principles DFT results. Both furan and C 8 H 10 were chemically adsorbed on the pristine GP with adsorption energy of u22120. 73 and u22121. 46 eV, respectively, according to the tables, respectively. In addition, a significant charge is moved from furan to the pristine GP at a rate of 1. 81 seconds at room temperature under the transparent light, making it a reusable sensor unit. Overall, our results indicate that the pristine GP sensor is a superb tool for monitoring prostate cancer biomarkers in the urine of patients.
Source link: https://doi.org/10.3390/s22093178
In this research at various cooling temperatures, solid-layer growth kinetics and resulting crystal clarity for a well-mixed p -xylene melt with impurity of o -xylene or ethylbenzene were investigated. The mass transfer coefficients for the PX/OX and PX/EB mixtures were determined respectively by fitting the proposed empirical equation with the experimentally reproducible distribution coefficients.
Source link: https://doi.org/10.3390/pr8020175
By a secondary growth process, a Silicalite-1 membrane was prepared on the outside of a tubular u03b1-alumina support by a secondary growth method. After 7-days crystallization at 373 K. , the silicalite-1 membrane became more porous with increasing membrane thickness, possibly because the orientation was attributable to u201c evolution-related selection. u201d For a xylene isomer mixture, a tylene isomer mixture exhibiting high p-xylene separation result.
Source link: https://doi.org/10.3390/cryst10100949
Detecting xylene gas is a key method of avoiding human harm from gas poisoning. High sensitivity, high selectivity, and low working temperature are all required for precise measurements. In this review, Sn 2+ -doped NiO flower-like microspheres in various amounts of Sn 2+ synthesized by a one-step hydrothermal process were tested to satisfy these demands. Gas sensors based on various target gases were fully described, with gas sensors based on different Sn 2+ -doped NiO materials for various target gases. All of the synthesized materials had the highest gas response at a working temperature of 180 degrees, which was much lower than the previously reported working temperature range of 300 to 2500 degrees. The Sn 2+ -doped NiO alloy also has excellent selectivity for other gases with long-term stability and repeatability.
Source link: https://doi.org/10.3390/s19132958
Benzene, toluene, and xylene are three primary components of the volatile organic compounds that must be detected and monitored in the air due to their toxicity to human health. Gas chromatography (GC), which gives a high sensitivity and is one of the most accurate methods used in BTX detection. This work explores the design of a low cost and portable BTX gas detection system based on a mini chromatographic cartridge, a photo ionization detector, a simple control unit, and a mini pump to overcome these drawbacks.
Source link: https://doi.org/10.3390/s21010125
The sol-gel film was engineered using polysilsesquioxanes groups to capture the analyte, u03c0-u03c0 reaction, and to confine it near the plasmonic surface, where Raman amplification occurs. The sensor was built with Xylene as an analyte to measure the sensor. The xylene's characterization was confirmed in comparison to that of other aromatic molecules, such as benzene and toluene. Investigations were carried out on xylene-based cyclohexane alternatives, ranging from 0 to 800 mM, to determining the threshold of detection of about 40 mM.
Source link: https://doi.org/10.3390/s21237912
The occurrence of ovarian folliculogenesis in mice was influenced by the stage of ovarian folliculogenesis. Flaxseed was discovered to reduce and prevent the ovary's most pronounced effects of xylene. In addition, the ability of gonadotropins to influence ovarian hormone production and prevent its response to xylene has been demonstrated. These results show that flaxseed and perhaps gonadotropins may act as natural guards of a female reproductive system against the adverse effects of xylene.
Source link: https://doi.org/10.3390/life12081152
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