QUALITATIVE AND QUANTITATIVE CONTENT DETERMINATION OF MACRO-MINOR ELEMENTS IN BRYONIA ALBA L. ROOTS USING FLAME ATOMIC ABSORPTION SPECTROSCOPY TECHNIQUE

Qualitative and Quantitative Content Determination of Macro-Minor Elements in Bryonia Alba L. Roots using Flame Atomic Absorption Spectroscopy Technique

Purpose: To determine the elements in Bryonia alba L.roots, collected from the Crimean Peninsula region in Ukraine.Methods: Dry ashing was used as a flexible method and all elements were determined using atomic absorption spectrometry (AAS) equipped with flame and graphite furnace.Results: The average concentrations of T5 Led Tubes the determined e

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Metal-soil interface adhesion in clay clogging during shield tunneling: Theoretical model and experimental validation

Clogging is a major geohazards risk in mechanized tunnelling through cohesive soils.Clay clogging results from the high adhesion between the clay and metal.Based on the water film theory and Reynolds fluid equation, the interfacial adhesion between metal and soil is simplified in this study as viscous hydrodynamic behavior between planes.Considerin

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