Elektrokemi og magnetokemi

Bogens emner er grundlaget for termodynamikken, kemiske reaktioner i ligevægt, fasediagrammer og elektrokemi. Begrebet affinitet er tillagt en central rolle gennem hele fremstillingen. Bogen giver en mere dybtgående indføring til faget end det gængse undervisningsmateriale.

This book provides an overview of pseudocapacitive materials, including their fundamentals, synthetic methods, architectural enhancements to boost their properties, and emerging materials. It covers numerous strategies to enhance their performance, such as altering morphology, doping, introducing multivalent ions, designing devices, and utilizing emerging pseudocapacitive materials. The book also delves into fundamental approaches for fine-tuning the properties of pseudocapacitive materials and explores their applications in energy storage devices, with a specific focus on emerging pseudocapacitive materials and their utilization in energy storage devices.

This book offers a comprehensive analysis of novel design strategies in higher energy solid-state lithium batteries.  It describes synthesis and experimental techniques to characterize the physical, chemical and electrochemical properties of the electrode and electrolytes. The book reports on electrochemical measurements of conductivity and related parameters in solid electrolytes and its interfaces. It also presents various technologies that have been used for the fabrication of all-solid-state lithium-ion batteries such as thin-film, 3D printing (additive manufacturing) and atomic layer deposition. A large part of the text focus on the description on the complete functioning and challenges with the electrochemistry of the electrodes and solid electrolyte interfaces. The book also supplies valuable insight into potential growth opportunities in this exciting market and cost-effective design tactics in solid-state assemblies.  

This contributed volume provides a critical review of research in the field of Electrochemical Promotion of Catalysis (EPOC). It presents recent developments during the past decade that have led to a better understanding of the field and towards applications of the EPOC concept. The chapters focus on the implementation of EPOC for developing sinter-resistant catalysts, catalysts for hydrogen production, ammonia production and carbon dioxide valorization. The book also highlights the developments towards electropromoted dispersed catalysts and for self-sustained electrochemical promotion which are currently expanding. This authoritative analysis of EPOC is useful for various scientific communities working at the interface of heterogeneous catalysis, solid state electrochemistry and materials science. It is of particular interest to groups whose research focuses on developments towards a better and more sustainable future.

This book presents a collection of chapters on modern bioelectrochemistry, showing different aspects of emerging techniques and materials, biodevice design and reactions. The chapters provide relevant bibliographic information for researchers and students interested in electrochemical impedance spectroscopy applied in biodevices, trends, and validation on impedimetric immunosensors in the application of routine analysis, electrochemical-surface plasmon bioanalytics and carbon nanomaterials in electrochemical biodevices, insights on inorganic complexes and metal based for biomarkers sensors, bioelectrodes and cascade reactions and field effect-based reactions.

Dieses Kompaktlehrbuch enthält das Rüstzeug für die gesamte Elektrochemie. Damit können Sie sich rasch in alle ¿ auch die modernen ¿ Elektrochemiegebiete einarbeiten und sie verstehen. Das Buch führt in die allgemeingültigen und übergreifenden Prinzipien der Elektrochemie ein, um deren Spezialgebiete in Kürze zu erfassen. Methodische Komponenten hierbei sind: Grafiken und Beispiele, Aufgaben mit Lösungen, ähnlich wie in den drei Vorgänger-Bänden der Physikalischen Chemie. Zielgruppe sind vor allem Bachelorstudierende der Chemie, Physik, Ingenieurwissenschaften und Studierende des Lehramts, sowie Dozenten der entsprechenden Fachrichtungen. Der ökologische Umbau des menschlichen Lebens und der weiteren wirtschaftlichen Entwicklung ist ohne Elektrochemie undenkbar, z. B. elektrochemische Energiespeicherung und -freisetzung mit elektrochemischen Speichern und Brennstoffzellen und die elektrochemische Herstellung von Wasserstoff aus Wasser bei der Wasserstofftechnologie.Das Buch enthält die folgenden Abschnitte: ¿Einführung¿, ¿Elektrische Leitfähigkeit und Ionentransport¿, ¿Elektrochemische Thermodynamik¿, ¿Elektrochemische Kinetik¿ und ¿Elektrochemische Energiespeicherung und -umwandlung¿. Im Anhang sind die mathematischen Hilfsmittel zum Verständnis des Buchs und eine Liste der verwendeten physikalischen Größen, Konstanten und Abkürzungen zu finden.

This book discusses generalized applications of energy storage systems using experimental, numerical, analytical, and optimization approaches. The book includes novel and hybrid optimization techniques developed for energy storage systems. It provides a range of applications of energy storage systems on a single platform. The book broadly covers-thermal management of electronic components in portable electronic devices; modeling and optimization aspects of energy storage systems; management of power generation systems involving renewable energy; testing, evaluation, and life cycle assessment of energy storage systems, etc. This book will serve as a reference resource for researchers and practitioners in academia and industry.

The battery management system (BMS) optimizes the efficiency of batteries under allowable conditions and prevents serious failure modes. This book focuses on critical BMS techniques, such as battery modeling; estimation methods for state of charge, state of power and state of health; battery charging strategies; active and passive balancing methods; and thermal management strategies during the entire lifecycle. It also introduces functional safety and security-related design for BMS, and discusses potential future technologies, like digital twin technology.

This book describes improvements to the electronics topology of current modular reconfigurable storages by integrating parallel connectivity, reducing the semiconductor count by eliminating irrelevant states, and improving the monitoring techniques through higher function integration. The author also discusses each topology's main advantages and disadvantages at the micro and macro levels. Moreover, the presented modeling of modular reconfigurable storage systems with different storages helps in better understanding the dynamics of the system.The book establishes novel optimum or near-optimum methods for exploiting the DOF (degrees of freedom) to achieve higher efficiency, more function integration, better balancing, or output quality. Additionally, through a detailed analysis of different modulation techniques, this book presents novel modulation methods, enhances the state-of-the-art, or in some cases, simplifies the complexity of implementation.The concept of interconnected multi-port systems through integrating novel modulation techniques and the acquired understanding of the behavior of modular dynamically reconfigurable storages is explained. The presented concepts can significantly reduce the number of energy conversion stages as well as the final footprint of the system, reduce the number of required controlled semiconductors, and save costs. It also presents novel monitoring techniques based on estimators that can significantly reduce the number of required sensors and the required data-communication bandwidth.

This book provides a detailed description of hydrogen production through water electrolysis. It starts with the theoretical description of the chemical, thermodynamic, and kinetic issues related to the electrolysis of water. The main available technologies and the ones under development are detailed from a technical and a scientific point of view. At the end of the book Dr. Cavaliere describes the main hydrogen applications and their contribution to the grand energy transition that is expected by the middle of the century. The book also examines the economic issues related to the transition toward the hydrogen society.

This book is a state-of-the-art review on recent advances in flow cells for electrochemical energy systems. The book includes an introduction to flow cells, proton exchange membrane fuel cells, photocatalytic fuel cells, organic flow batteries, redox flow batteries, microfluidic flow cells, as well as electrolysis cells for CO2 and nitrogen reduction. The book provides an essential reference for professors, researchers, and policymakers globally in academia, industry, and government.

This Faraday Discussion Volume brings together synthetic chemists, physical chemists, material scientists, electrochemists, computational scientists and engineers to harness the transformative knowledge required to develop organic electrosynthesis.

This monograph overviews the importance of electrochemistry in the field of cultural heritage, including archaeology, conservation and restoration topics. The application of electrochemical techniques in these domains have experienced a notable growth during the last ten years, in particular with regards to the elucidation of composition, manufacturing techniques and chronology of archaeological artefacts. This book describes the application of solid state electrochemistry techniques for the use of samples at the nanogram level from paintings, metallic, ceramic, glass, glazed, wooden, and other objects, and it also includes the description of new dating procedures for archaeological objects made of these materials. It is a valuable contribution to the field of cultural heritage and will be of great interest to archaeologists, conservators and restorers as well as to physicists and chemists working on the scientific examination of works of art.

This volume provides the latest developments in the field of surface science and technology based on diazonium coupling agents as well as their precursors (e.g. aromatic amines). It presents new concepts of surface chemistry of diazonium salts and discusses their novel and challenging applications. The latest advances on surface modification with diazonium salts are discussed and various promising alternative surface modifiers such as iodonium salts are examined. This book demonstrates the universality of diazonium salts in the surface treatment of classical and emergent materials and it will be a great tool for researcher and graduates working in this field.

Spectroscopic Measurement: An Introduction to the Fundamentals, Second Edition contains the foundational topics associated with optical spectroscopic techniques, covering the basic theory of applied spectroscopy and presenting alternative approaches to understand physical processes. Electromagnetism, quantum mechanics, statistical mechanics, molecular spectroscopy, optics, and radiation form the foundations of the field are all thoroughly covered. On top of these rest the techniques applying the fundamentals, including Emission Spectroscopy, Laser Induced Fluorescence, and Raman Spectroscopy. This comprehensive and fully updated second edition includes additional coaching and covers new material online broadening, nonlinear techniques such as coherent anti-Stokes Raman spectroscopy, and more.Researchers not formally trained in these topics, but who apply spectroscopy in their work, will appreciate the detail contained in this book to ensure accuracy of their technique and/or to develop more sophisticated measurements.

This monograph presents the theoretical background of the industrial process for the production of Al-Si alloys in standard aluminum electrolyzers. It reviews the physical chemistry and electrochemistry of cryolite melts containing silica and focuses on analyzing the exchange reactions in Na3AlF6¿Al2O3¿SiO2 melts. It presents the kinetics and mechanism of Si(IV) electroreduction in Na3AlF6¿Al2O3¿SiO2 melts on Al cathodes while the current yields as well as industrial tests performed are discussed. The modern research trends in the field are also overviewed. Providing readers with information not easily obtained in any other single source, this book is of great interest to researchers, graduates, and professionals working in the fields of electrochemistry and technology of cryolite-based melts.

This book begins by introducing the basic concepts of impedance to non-specialist readers, who may have only an elementary knowledge of physics and mathematics. Mathematical concepts are explained clearly at appropriate points in a series of Theory Notes. Subsequent chapters cover RCL (resistor, capacitor, inductor) circuits before developing the key ideas behind the application of impedance spectroscopy to electrochemical systems. Circuit elements used to model electron transfer, double-layer charging and diffusion are described in detail, along with Kramers-Kronig testing of experimental data. The book explains how potentiostats and frequency-response analyzers work and evaluates a wealth of experimental data obtained either during the annual Bath impedance courses or in the laboratories of the author and his colleagues.Topics covered include not only conventional electrochemical systems, such as the rotating disc electrode and ultramicroelectrodes, but also unconventional solar cells and the application of frequency-resolved techniques in spectroelectrochemistry. Finally, the last two chapters introduce techniques based on modulation of light intensity rather than voltage or current. The book concludes with worked answers to the problems set out in earlier chapters.

This unique book is at the nexus of modern software programming practices and electrochemical process engineering. It is the authoritative text on developing open source software for many applications, including:*             fuel cells;*             electrolyzers; and*             batteries.Written by experts in the field in the open source computational fluid dynamics (CFD) code suite OpenFOAM, this book is intended for process engineering professionals developing practical electrochemical designs for industry, as well as researchers focused on finding tomorrow's answers today. The book covers everything from micro-scale to cell-scale to stack-scale models, with numerous illustrations and programming examples. Starting from a clear explanation of electrochemical processes and simple illustrative examples, the book progresses in complexity through a range of diverse applications. After reading this book, the reader is able to take command and control of model development as an expert. The book is aimed at all engineers and scientists with basic knowledge of calculus and programming in C++.

This book presents a collection of chapters on modern bioelectrochemistry focusing on new materials for biodevice, bioelectrosynthesis and bioenergy. The chapters cover protein engineering, semiconductors, biorecognition, graphene-based bioelectronics, bioelectrosynthesis, biofuel cells, bioinspired batteries and biophotovoltaics.

This book focuses on the thermal management technology of lithium-ion batteries for vehicles. It introduces the charging and discharging temperature characteristics of lithium-ion batteries for vehicles, the method for modeling heat generation of lithium-ion batteries, experimental research and simulation on air-cooled and liquid-cooled heat dissipation of lithium-ion batteries, lithium-ion battery heating method based on PTC and wide-line metal film, self-heating using sinusoidal alternating current. This book is mainly for practitioners in the new energy vehicle industry, and it is suitable for reading and reference by researchers and engineering technicians in related fields such as new energy vehicles, thermal management and batteries. It can also be used as a reference book for undergraduates and graduate students in energy and power, electric vehicles, batteries and other related majors.

Describing the importance of surfactants in electrochemical investigations related to biologically and environmentally vital chemicals, this book charts the progression of highly responsive electrochemical sensors using surfactants as a modifying agent in the sensor field.

This book introduces the working principle, materials, and design of seawater batteries and reviews the current state-of-the-art technologies in cells and modules.This book looks at the characteristics of seawater, then reviews the basic electrochemical processes involved in the storage of electrical charge in seawater batteries, and then discusses the development of anode, cathode, and membrane materials, and cell engineering progress. In particular, Chapter 3 contains the latest research and development results for rechargeable seawater batteries. The book has been written for a broad readership including graduate students, academic and industrial researchers working on sustainable, low-cost energy. 

This book provides a detailed analysis of recent advances in the various voltammetric techniques used to determine different analytes. It describes the basic concepts of voltammetry and its applications in a simple, easy-to-understand way. The book will suit anyone who wants to learn more about electrochemical sensors, different voltammetric methods, and their advanced applications, including undergraduate, postgraduate and research students.

This book provides fundamental electrochemical behavior and understanding of devices based on Metal Phosphates and Phosphonates. The basic concepts, properties and emerging applications of these materials as batteries, supercapacitors, fuel cells, sensors, biomedical and environmental are covered. Apart from conventional techniques, this book explores new aspects of synthesizing Metal Phosphates and Phosphonates.