Essay On Physics Of Complex Systems - 722 Words

One of the flourishing and fascinating research areas in physics nowadays is the physics of complex systems, or the theory of complexity. There is not a single and straightforward meaning associated with this buzzword due to its vagueness and polysemy, and very often it depends on the context and the authors. Nevertheless, one of the interesting points are the tools and methods that the theory provides that can be eventually applied to many different disciplines, ranging from physics, chemistry, biology, applied sciences and even social sciences. The main idea of complexity that the author uses in the present monograph stems from the nonlinear interaction of the individual parts of a dynamical system and the different sizes of large†¦show more content†¦Most of the problems to which the author refers to constitute very recent research problems in the field of space plasma, and the book contains at the end a very rich list of important references on the field, that the author uses along the whole book. The book is very well edited and it contains seven chapters, where key aspects of complexity theory applied to space plasmas are discussed. It starts with an excellent introduction where the objectives of the book are clearly outlined, and basically the rest of the chapters are devoted to either give the terminology that it will be used in the next chapters, or to describe methods and different applications. A second chapter deals extensively with the idea of dynamical criticality far from equilibrium. The theory of self-organized criticality is introduced and applied to different examples. Interestingly, this theory helped to recognize the power-law behaviour of the solar flares. Next, under the title of physics of complexity, the author describes coherent structures and explores the physical reasons of the origin of complexity in space plasmas. The next chapters deal with other techniques such as probability distributions, wavelets, fractals, multifractal analysis, ending with a fi nal chapter on the dynamical renormalization group and its connection with criticality and multifractals. The phenomenon of intermittency and fluid turbulence using these techniques are also discussed. Including such topics as theShow MoreRelatedThe Five Ways By St. Thomas Aquinas996 Words   |  4 PagesFor centuries The Five Ways, drawn from St. Thomas Aquinas’s Summa Theologica have been studied, scrutinized, and at the epicenter of heated debate. 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