scholarly journals Design and Build Flotocombines and Water Combines Based on the Principle of Biosimile

2022 ◽  
Vol 07 (01) ◽  
Author(s):  
Ksenofontov B.S. ◽  

In the article offered to the attention of readers, for the first time in the world literature, both the theoretical foundations for creating flotocombines based on a multi-stage and generalized flotation model are considered, and practical recommendations based on the principles of biosimile. Possible schemes of flotocombines of the KBS type and special purpose are shown. New aeration systems for use in various flotation apparatus, including flotocombines, are considered. Practical examples of the use of new flotation equipment are described. It is offered to a wide range of readers, including researchers, university professors, graduate students, masters, bachelors and senior students.

2021 ◽  
Author(s):  
Boris Ksenofontov

In this monograph, for the first time in the world literature, the multi-stage and generalized flotation models proposed by the author more than thirty years ago are considered in a broad aspect. The possibilities of their use in various areas of flotation water purification, precipitation thickening and mineral processing are shown. Issues related to new flotation equipment in the form of flotation combines of the KBS type and special purpose, developed on the basis of multi-stage and generalized models of the flotation process, are widely covered. The prospects and ways of intensification of flotation processes of water purification are indicated. For a wide range of readers, including researchers, university teachers, postgraduates, masters, bachelors and undergraduates.


2021 ◽  
Author(s):  
Boris Ksenofontov

A multistage and generalised flotation model, suggested more than 30 years ago by the author, is considered in a wide aspect for the first time in world literature for reader’s attention in monography. The possibilities of its usage are shown in different directions of water flotation purification, sediment thickening and enrichment of minerals. We have shed a light widely on matters concerning new flotation equipment as flotation harvesters of KBS type and for special purposes, which are developed on the basis of flotation process multistage and generalized models. Perspectives and intensification ways of water purification flotation processes are pointed out. It is suggested for a wide range of readers, including researches, Higher education teachers, PhD students, Masters and Bachelors, Graduate students.


Author(s):  
Androniki Kavoura

Are there theoretical foundations that may substantiate communication in an online environment in regard to accounting reporting and implementation of information via mobile accounting technologies that brings together communication, numbers and computing? This conceptual paper explores the creation of an imagined community that has all the characteristics to connect accountants together with the implementation of mobile devices based on Anderson's theory of imagined communities. It describes a wide range of trends in relation to current and emerging technologies used and maps processes of financial reporting into this milieu via the notion of imagined communities. It argues that a sense of coherence exists between its members who feel a sense of belonging to the same group, even if they have never met. The paper examines for the first time in this conceptual multidisciplinary study whether the characteristics of the imagined communities that construct identity are related to accounting community formation and this is the theoretical contribution of the paper.


Author(s):  
Scott Wallace ◽  
Tarrance Banks ◽  
Mishael Sedas ◽  
Krista Glazewski ◽  
Thomas A. Brush ◽  
...  

We can see why educators are drawn to making; maker environments hold tremendous potential for engaging learners in both (a) building and representing their knowledge and (b) fostering opportunities for seeing the world in new ways. This potential reflects what our team of middle school teachers, university professors, and graduate students observed during a year-long project in which students built aquaponic systems while simultaneously asking questions about food, food systems, and sustainability. Their systems took a variety of forms, supporting everything from bluegill to aquatic frogs and growing a variety of flowers and vegetables. However, together we all also experienced struggle and moments of doubt. How much guidance is enough? Too much? How do we build knowledge and not just “do projects”? How do we connect the doing and the building with our community? With the world? And, perhaps most practically, how do we fix what we just messed up?


Molecules ◽  
2020 ◽  
Vol 25 (4) ◽  
pp. 997
Author(s):  
Nicolas Vogt ◽  
Vasily Sivchik ◽  
Aaron Sandleben ◽  
Gerald Hörner ◽  
Axel Klein

The organonickel complexes [Ni(Phbpy)X] (X = Br, OAc, CN) were obtained for the first time in a direct base-assisted arene C(sp2)–H cyclometalation reaction from the rather unreactive precursor materials NiX2 and HPhbpy (6-phenyl-2,2′-bipyridine) or from the versatile precursor [Ni(HPhbpy)Br2]2. Different from previously necessary C‒Br oxidative addition at Ni(0), an extended scan of reaction conditions allowed quantitative access to the title compound from Ni(II) on synthetically useful timescales through base-assisted C‒H activation in nonpolar media at elevated temperature. Optimisation of the reaction conditions (various bases, solvents, methods) identified 1:2 mixtures of acetate and carbonate as unrivalled synergetic base pairs in the optimum protocol that holds promise as a readily usable and easily tuneable access to a wide range of direct nickelation products. While for the base-assisted C‒H metalation of the noble metals Ru, Ir, Rh, or Pd, this acetate/carbonate method has been established for a few years, our study represents the leap into the world of the base metals of the 3d series.


Author(s):  
Анастасия Руднева ◽  
Anastasiya Rudneva

The textbook examines the essence, place and role of international trade in the system of modern world economic relations and in ensuring international economic security, as well as forms and methods of international trade. Particular attention is paid to the specifics of pricing and state regulation of this form of MEO, including in the framework of the world trade organization, as well as trends in the development of international trade in the context of the transformation of its geographical and commodity structure, taking into account modern challenges and threats. The textbook is intended for bachelors studying in the direction of "Economics", graduate students, teachers and a wide range of readers interested in the discipline.


2021 ◽  
Vol 20 (5) ◽  
pp. 142-153
Author(s):  
Venariy A. Burnakov

Purpose. The aim of the study is to characterize the image of the snake as a chthonic creature in Khakass culture. Based on the goal, the following tasks were set: to analyze folklore and ethnographic information of these people and identify the key components of this mythological creature, to discover the semantic connections of its image with natural objects and elements, as well as with the idea of death. The work is based on the analysis of a wide range of sources. For the first time, it introduces field ethnographic and archival folklore materials, as well as author translations from Khakas into Russian of excerpts from heroic legends – alyptyg nymykhtar, proverbs and sayings related to the topic under consideration. Particular attention is paid to the lexical analysis of the myth-ritual complex related to the image of the snake. Results. As a result of the analysis, the following conclusions can be drawn: 1) the image of a snake was widespread in Khakass culture. This reptile was endowed with sacred attributes. In this connection, its image was widely used in language, folklore, and ritual practice; 2) the formation of characteristic features of the mythological image of this reptile was influenced by its biological nature, first of all, the morphology of its body, behavior, lifestyle, way of hunting, and, of course – the environment; 3) with all the variety of symbolic characteristics of this reptile, the key is its perception, as a chthonic creature. It was closely associated with the cult of natural objects, in particular with respect for the land. Its deep connection with the underworld is revealed; 4) in religious and mythological consciousness of the Khakass, this reptile acts as an inhabitant of the world of the dead, and is also a harbinger of death, and often its personification; 5) in mythological consciousness, the projection of its zoological features was expressed mainly in endowing its image with features such as agility, cunningness and greed, which was reflected in phraseological units.


2021 ◽  
Author(s):  
Pavel Gorohov

For the first time in the Russian historical and philosophical literature, the monograph attempts to comprehensively consider the philosophical views of the great playwright and thinker. Shakespeare is presented as a philosopher who considered in his masterpieces the relation of man to the world through a series of"borderline situations". Shakespeare not only anticipated the existentialist philosophers, but also appeared in his work as the greatest philosopher-anthropologist. He reflects on the essence of nature, space and time only in close connection with thoughts about human life. For a wide range of readers interested in the history of philosophy and Shakespeare studies.


1990 ◽  
Vol 104 (11) ◽  
pp. 908-910 ◽  
Author(s):  
C. M. Scally ◽  
J. H. A. Black

AbstractCystic hygroma is considered a disease of childhood. It may appear for the first time in adult life but recurrence by that stage is rare and may present difficulties in diagnosis due to previous treatment. The authors present a case where early pharmacological intervention may have prevented a potentially life threatening situation. The world literature is also reviewed.


Author(s):  
Наталья Склярова ◽  
Natal'ya Sklyarova

The monograph examines the system of verbal signs used in the texts of the British and American media to cover the armed conflicts in the Donbas and Syria, as well as to represent the image of Russia in the international arena. The paper demonstrates the interaction of different types of language signs with each other and with the methods of variable interpretation of reality, which serves to form a tendentious representation of the world community about these events. The book is intended for a wide range of linguists, teachers, graduate students and students of philological faculties, as well as for anyone interested in the problems of semiotics and the theory of speech influence.


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