The underground metal structure in the radiation field of the radio frequency antenna can be equivalent to the receiving antenna.The energy of electromagnetic wave focused on the metal structure will be released in the form of discharge spark under scratch condition.At present, there is no testing method and experimental equipment to measure the di
This paper is devoted to the 85th birth anniversary of Evegeny Petrovich Kazakov, a Kazan archaeologist, Leading Research Fellow at the A.H.Khalikov Institute of Nail Polishes Archaeology of the Academy of Sciences of the Republic of Tatarstan, as well as the famous specialist in the Middle Ages and prehistory of the Volga-Kama region.The main mile
A melon core collection was analyzed for rind volatile compounds as, despite the fact that they are scarcely studied, these compounds play an important role in consumer preferences.Gas chromatography coupled to mass spectrometry allowed the detection of 171 volatiles.The high volatile Napkin Rings diversity found was analyzed by Hierarchical Cluste