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7941
An In Silico Approach for Evaluating a Fraction-Based, Risk Assessment Method for Total Petroleum Hydrocarbon Mixtures
Published 2012-01-01“…Both organizations defined TPH fractions based on their expected environmental fate and by analytical chemical methods. They derived toxicity values for selected compounds within each fraction and used these as surrogates to assess hazard or risk of exposure to the whole fractions. …”
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7942
The Synergistic Effect of Nitrogen Dopant and Calcination Temperature on the Visible-Light-Induced Photoactivity of N-Doped TiO2
Published 2013-01-01“…The phase and structure, chemical state, optical properties, and surface area/pore distribution of N-doped TiO2 were characterized using X-ray diffraction spectrometer, high-resolution transmission electron microscope, X-ray photoelectron spectroscopy, UV-vis diffusion reflectance spectroscopy, and Brunauer-Emmett-Teller specific surface area. …”
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7943
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7944
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7945
Dynamic Metasomatism: Stable Isotopes, Fluid Evolution, and Deformation of Albitite and Scapolite Metagabbro (Bamble Lithotectonic Domain, South Norway)
Published 2018-01-01“…Scapolitisation and albitisation led to contrasting chemical evolution with respect to elements like P, Ti, V, Fe, and halogens. …”
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7946
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7947
Preparation of Ginsenoside Rg3 and Protection against H2O2-Induced Oxidative Stress in Human Neuroblastoma SK-N-SH Cells
Published 2014-01-01“…The aim of this study is to evaluate the protection of ginsenoside Rg3 against oxidative stress in human neuroblastoma SK-N-SH cells. 20(R)-ginsenoside Rg3 (20(R)-Rg3) and 20(S)-ginsenoside Rg3 (20(S)-Rg3) were prepared by the method of chemical degradation and column chromatography, and the structure of the two compounds was characterized by 1H-NMR and 13C-NMR spectroscopy. …”
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7948
A Denoising Based Autoassociative Model for Robust Sensor Monitoring in Nuclear Power Plants
Published 2016-01-01“…Sensors health monitoring is essentially important for reliable functioning of safety-critical chemical and nuclear power plants. Autoassociative neural network (AANN) based empirical sensor models have widely been reported for sensor calibration monitoring. …”
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7949
Antioxidant Activity of Bioactive Compounds in the Ethyl Acetate Extract of Putat Leaves (Planchonia valida)
Published 2022-12-01“…This identifies that the putat plant contains chemical compounds that potentially have antioxidant activity. …”
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7950
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7951
Antarctic Toothfish <i>Dissostichus mawsoni</i> in the South Orkney Islands: Using Otolith Chemistry to Test Current Hypotheses About Nursery Areas and Demographic Units
Published 2024-12-01“…Potential nursery habitats were geo-located by comparing observed and expected δ<sup>18</sup>O values. Chemical differences between the nuclear and marginal regions indicated ontogenetic migrations to deeper offshore habitats, suggesting a distinct habitat shift between 11 and 13 years of life. …”
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7952
Regional environmental impacts on growth traits and phytochemical profiles of Glycyrrhiza glabra L. for enhanced medicinal and industrial use
Published 2025-01-01“…The findings revealed that the location where the plants were grown significantly influenced their physical and chemical characteristics. The Kalat region produced the tallest plants, measuring 96.86 cm, along with the highest shoot dry weight at 205.17 g, root dry weight of 318.00 g, root yield of 1590.12 g/m², and glabridin content of 2.92 mg/g dry weight (DW). …”
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7953
A Study of the Electronic Absorption and Emission Spectra of DBDMA Dye: Solvent Effect, Energy Transfer, and Fluorescence Quenching
Published 2023-01-01“…There is good compatibility between the calculated and measured values of many photophysical parameters. DBDMA has a low chemical quantum yield in solvents of different polarities, and the fluorescence quantum yield is high enough, which confirms, together with the low values of the excited state lifetime, its efficiency as laser emitting dye in the range of wavelength emission maxima. …”
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7954
Research on the oxidation sequence of Ni-Al-Pt alloy by combining experiments and thermodynamic calculations
Published 2024-11-01“…The discussion was expanded to include the effects of chemical concentrations on the degradation mechanism of thermally grown oxide layers during oxidation at 1373 K. …”
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7955
The Combined Effect of the Initial Cure and the Type of Cement on the Natural Carbonation, the Portlandite Content, and Nonevaporable Water in Blended Cement
Published 2017-01-01“…The aim of this work is to better understand the physical and chemical phenomena involved in hydrated mix (clinker + addition) during the natural carbonation process, to characterize cement with supplementary cementitious materials (SCMs) under various curing environment. …”
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7956
Application of environmental bacteria as potential methods of azo dye degradation systems
Published 2021-01-01“…<br /> <strong>CONCLUSION:</strong> Traditional strategies for the treatment of effluents contaminated with azo dyes are limited to physical and chemical processes that have a high energy and economic cost. …”
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7957
Harnessing Biochar for Sustainable Horticulture: Strategies to Cope with Abiotic Stress
Published 2025-01-01“…The main mechanisms highlighted by this literature review are improvement in soil aeration and water-holding capacity, microbial activity, and nutritional status of soil and plants, as well as alterations in some important soil chemical properties. This in-depth review of the literature highlights how the interaction between biochar types, dose, crop species, and growing conditions (optimal or nonoptimal) result in nonunique responses. …”
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7958
Microbial Control in the Processing of Low-Temperature Meat Products: Non-Thermal Sterilization and Natural Antimicrobials
Published 2025-01-01“…In response to the limitations of conventional preservation methods, such as heat treatment and chemical bacteriostats, emerging preservation technologies are increasingly being adopted. …”
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7959
Influence of environmental factors on phytochemical compositions and antioxidant activity of Juniperus communis L
Published 2025-02-01“…In conclusion, elevation significantly influences the extraction yield, chlorophyll content, total polyphenol content, antioxidant activity, and chemical composition of the extracts.Soil properties, such as pH, moisture content, and nutrient availability, also played a role in these variations. …”
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7960
Micro-Characterization of Indoor Deposited Particles Using FTIR, SEM-EDS, and XRD Techniques: A Case Study of a University Campus, Bangladesh
Published 2024-03-01“…The morphological analysis by SEM depicted the shape of indoor particles as angular, micro-flake, cubic, and irregular with the major chemical compositions of C, O, Al, Si, Ca, Na, Fe, and Mg of which Si and Fe were dominant in CEC and CEL sites which most likely originated from construction activities and dust from paved and unpaved roads. …”
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