The concept of controlled release has attracted increasing attention over the last two decades, with the applications of this technology proliferating in diverse fields in cluding medicine, agriculture and biotechnology. Research and developmental efforts related to controlled release are multiplying in both industry and academia. The reason for this phenomenal growth is obvious. The use of a variety of biologically active agents, such as drugs, fertilizers and pesticides, has become an integral part of modern society. Along with the use of these reagents has evolved an awareness that their uncontrolled application almost inevitably induces harmful effects on the health of humans and their surrounding environments. To eliminate or minimize these harmful effects necessitates the controlled release of these chemicals. Moreover, the controlled release of substances, not usually considered toxic or hazardous, e.g., some catalysts and nutrients, can enhance their effectiveness. The number and variety of controlled release systems, differing in their physical and chemical makeup, are increasing rapidly. Proliferation almost always demands correlation, generalization and unification; it requires both the development of underlying theories of their behavior and the mechanistic interpretation of their performance. This, in turn, requires a statistical and mathematical (quantitative) treatment of the scientific information and technical data pertaining to them. A quantitative treatment can also facilitate the formulation of procedures for computer-aided design of these systems through a priori prediction of their per formance for a variety of design parameters.
This book brings together the most important advances in the field of recent decades. It provides instructors teaching graduate, postgraduate and researchers level for material science courses with a comprehensive and in-depth textbook, that will prepare post graduate students for research or further study as well as reading more advanced and specialized books and research literature in the field. This textbook covers Introduction to Spinel Ferrites, Materials and Methods, Synthesis of Ferrites, while discussing cutting-edge such as Structural Properties, Magnetic Properties, Electrical Properties, Results and Discussion, Experimental Procedure, Results and Discussion, Conclusions
This book provides a concise overview of the diagnosis and therapy of a wide variety of neuromuscular disorders, in tabulated form and with illustrative cases. Treating neuromuscular disorders calls for a sound, step-by-step clinical approach based on differential diagnosis and laboratory investigations. Yet to date, there has been no single, compact book that offers all the relevant information related to the management of these disorders. This book fills that gap, presenting the state of the art in the field and addressing practical problems together with their solutions. Each chapter covers disorder characteristics, clinical differentiating points, relevant investigations and their interpretation, available genetic testing, best management approaches and counselling. Illustrative cases provide valuable insights, while extensive tables and illustrations mean that information can be rapidly found.
The book is designed to highlight the utility of supramolecular systems in diverse areas such as sensing of ionic and molecular analytes, aggregation, artificial molecular machines, biology, and medicine. The synthetic chemistry of a diverse set of supramolecules encompassing various supramolecular interactions involved in driving macrocyclic architectures is discussed. Attempts have been made to cover unique features of macrocycles viz. control over shape, size, and valency along with supramolecular interactions, which direct complex supramolecular systems. The book also provides a discussion on the similarity between macrocyclic host-guest systems and biomolecules, which lay the foundation of building modern artificial molecular motors and switches like protein machines for application in diverse areas. The authors hope that the book will appeal to a wider audience of students and researchers in academics and/or industries.
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