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Rapid Spectrophotometric Determination of Phenoxazine
Published 2010-06-01“…The Beer’s law was obeyed for phenoxazine concentration range from 1 to 6 µg mL-1 with 0.003 µg mL-1 detection limit and provided variation coefficients between 0.4 to 1.7 %. This method was successfully applied for the determination of phenoxazine in aqueous samples…”
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843
Development and Validation of a High-Performance Liquid Chromatography-Inductively Coupled Plasma Mass Spectrometry Method for the Simultaneous Determination of Arsenic and Mercury...
Published 2025-03-01“…The simultaneous determination of arsenic and mercury species in human urine is critical for clinical diagnostics and therapeutic monitoring because it reduces the costs, time, and consumption of samples. …”
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844
A Simple and Sensitive RP-UPLC Method for the Simultaneous Determination of N-Hydroxybenzotriazole, Cinchonidine and 1,3-Dicyclohexyl Urea Contents in Fosinopril Sodium Drug Substa...
Published 2012-01-01“…A simple and sensitive reverse phase ultra performance liquid chromatography (RP-UPLC) method has been developed, optimized and validated for the simultaneous determination of N-Hydroxybenzotriazole (HOBt), Cinchonidine and 1,3-Dicyclohexyl urea (DCU) contents at low levels in fosinopril sodium drug substance. …”
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845
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846
Determinação de parâmetros de transporte de metais pesados em Latossolo compactado Determination of transport parameters for heavy metals in compacted Oxisol
Published 2005-12-01“…The use of the cumulative mass method, based on a reduced number of pore volumes, in the determination of transport parameters, reduces time and costs involved in tests.…”
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847
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848
On the Issue of Evaluating the Effectiveness of Breeding Tribal Resources
Published 2023-07-01“…A statistically significant model for assessing the production efficiency and breeding activity of the relevant business has been developed, which makes it possible to determine the ratings of individual breeding farms and their totality using methods of multidimensional comparative analysis and calculation of synthetic indexes.Materials and methods. …”
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849
Improvement of methods for estimation of catchability for trawl survey systems with use of hydroacoustic means (on example of walleye pollock in the Okhotsk Sea)
Published 2015-12-01“…The experimental method of its estimation (comparing of fish density in towed volume determined by other tools with trawl catch) is considered as the most authentic. …”
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850
An Efficient Ship Target Integrated Imaging and Detection Framework (ST-IIDF) for Space-Borne SAR Echo Data
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851
Methods of Forming Orthogonal Components of Input Signals for Relay Protection
Published 2019-02-01“…Preference is given to the combined digital filter. The existing methods of determining the orthogonal components of a sine signal are analyzed and their disadvantages are pointed out. …”
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852
Contextualizing Innovation Investor Behaviour Through Structural Simulation Modelling of Influential Factors
Published 2025-04-01“…The key finding of this study is that an acceptable level of risk serves as a fundamental determinant of both financial product efficiency and investor self-determination, thereby fostering the development of both intrinsic and extrinsic motivation. …”
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853
Mechanistic insights into gas exchange in postharvest cucumbers through biochemical and physical contributions
Published 2025-07-01“…We measured the effective diffusion coefficient (D∗) in cucumber fruit using Ne gas. This method involves sealing Ne with the fruit in an airtight container and monitoring its concentration in the container's free volume, allowing us to determine D∗ based on the reaction-diffusion equation with a zero reaction rate. …”
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854
A Novel Recursive Methodology for Power Flow Analysis Based on the Holomorphic Embedding Method Using the Total Multiplication of Polynomials
Published 2025-01-01“…The approach is based on the Holomorphic Embedding Load Flow Method (HELM) and employs the Total Multiplication of Polynomials (TMP) to enhance computational efficiency and accuracy. …”
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855
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856
Effect of Mixer Rotational Speed on Heat Transfer Coefficient in Preparation of Nickle Perovskite From Laboratory to Bench Scale
Published 2009-07-01“…In this study, we examined a scale-up to production of nickel perovskite catalyst, used in the conversion of natural gas to synthesis gas, using the sol-gel method in the laboratory and a bench-scale reactor. …”
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857
Energy storage efficiency modeling of high-entropy dielectric capacitors using extreme learning machine and swarm-based hybrid support vector regression computational methods
Published 2025-09-01“…This work proposes a computational method of addressing low energy storage efficiency of BaTiO3-based ceramics. …”
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858
The effect of cutting direction and water based varnish type on sound absorption coefficient in some native wood species
Published 2024-11-01“…The sound absorption coefficients of the obtained samples were determined by the impedance tube method and the results were compared statistically. …”
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859
Experimental study on the influence of shale content in fault zone on fault friction coefficient based on circular shear test
Published 2025-03-01“…This highlights the predominant role of shale content in influencing frictional sliding behavior. The method for characterizing fault-mud-content-related friction coefficients at various levels significantly enhances the accuracy of fault stability evaluations, thereby promoting the safe and efficient development of oil and gas reservoirs.…”
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860
EFFICIENCY OF THE ENTERPRISE, AND FACTORS AFFECTING IT
Published 2018-02-01“…Conceptually, the notion of efficiency from the point of view of an effective method or the possibility of solving a problem was determined. …”
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