![Loading...](https://link.springer.com/static/c4a417b97a76cc2980e3c25e2271af3129e08bbe/images/pdf-preview/spacer.gif)
-
Article
Analyzing the Possibility of Reducing Power Loss in a Cooled Power-Generating Gas Turbine Unit
Evolutionary development of power-generating gas turbine units (GTUs) is characterized by an increase of their parameters and the compressor output and improvement of turbine machinery aerodynamics. With the i...
-
Article
Geochemistry and U–Pb age of zircons from the Vurechuaivench massif, Monchegorsk complex, Kola region
The paper presents data on the geochemical and geochronological characteristics of zircons from mafic rocks of part of the Monchegorsk layered complex represented by the Vurechuaivench massif. Ages of zircons ...
-
Article
Time of formation and genesis of yttrium-zirconium mineralization in the Sakharjok massif, Kola Peninsula
The Kola geotectonic province in the northeastern Fennoscandian Shield accommodates a significant number of alkaline rock massifs differing in age. They are of mantle and mantle-crustal origin (alkali and neph...
-
Article
Features of obtaining finely dispersed powders of molybdenum and tungsten diselenides by grinding in centrifugal planetary mills
The results of investigations into the dry grinding of tungsten and molybdenum diselenide powders in a planetary centrifugal mill are presented. It is shown that their efficient grinding occurs only for first ...
-
Article
Contrasting geochemistry of magmatic and secondary zircons
The intensity of the redistribution of trace elements in zircons significantly varies depending on the types of secondary processes affecting the magmatic rocks. The Neoarchean alkaline granites of the Keivy s...
-
Article
U-Pb age and geochemistry of zircons from Salma eclogites (Kuru-Vaara deposit, Belomorian Belt)
-
Article
Development of a heterogeneity in the lithosphere: Geochemical evidence
Systematization of information on multivalent trace elements in peridotite xenoliths made it possible to reveal differences in the distribution of these elements in the subcontinental and suboceanic segments o...
-
Article
Magmatism of the Hadean Geon in earth differentiation
-
Article
Cycles of alkaline magmatism
Geochronological data (∼1800 dates) have been analyzed by the probabilistic statistical analysis of samplings of different subalkaline and alkaline rocks through the whole of geological time. The distribution ...
-
Article
Endogenic cycles and the problem of crustal growth
The statistical analysis of geochronological data (more than 14200 dates) has been carried out by using the method of the probabilistic description of summary information on the crust and mantle and separately...
-
Article
Archaean peralkaline granites of Kola Peninsula, Russia
-
Article
Early and late differentiation of the Earth
-
Article
Thermal stresses in nozzle vanes with deflector cooling system
-
The combined theoretical and experimental investigation of the thermal and stress state of the nozzle vane of...
-
-
Article
Gas-purification and dust-collection equipment
-
Article
A system for objectively estimating petroleum equipment production