As opposed to conventional electrochemical sensors, nanomaterials-based sensors are active and effective in their action with even a minute concentration of analyte. A number of research studies are bringing about an evolution in their development and advancement because of their unique and effective properties. Nanoscale electrochemical sensors have applications in almost every field of life including the detection of neurochemicals, heavy metals, energy components, body fluids, biological matrices, cancer relevant biomolecules, aromatic hydrocarbons, also in playing their role in food science because of their capability in providing quality control and safety. There is a need to develop these nanomaterials-based electrochemical sensors to be more widely available for accurate sensing of minute concentrations especially in the case of heavy metal detection, biofluids, and other biomaterials. This book outlines the major preparation, fabrication and manufacture of nanomaterials-based electrochemical sensors, as well as detailing their principle medical, environmental and industrial applications in an effort to meet this need.This book is a valuable reference source for materials scientists, engineers, electrochemists, environmental engineers and biomedical engineers who want to understand how nanomaterials-based electrochemical sensors are made, and how they are used. - Explains the techniques used for the fabrication and manufacture of nanomaterials-based electrochemical sensors - Discusses the major applications of nanomaterials-based electrochemical sensors in biomedicine and environmental science - Assesses the potential toxicity and other challenges associated with using nanomaterials-based electrochemical sensors

Electrochemical Biosensors summarizes fundamentals and trends in electrochemical biosensing. It introduces readers to the principles of transducing biological information to measurable electrical signals to identify and quantify organic and inorganic substances in samples. The complexity of devices related to biological matrices makes this challenging, but this measurement and analysis are critically valuable in biotechnology and medicine. Electrochemical biosensors combine the sensitivity of electroanalytical methods with the inherent bioselectivity of the biological component. Some of these sensor devices have reached the commercial stage and are routinely used in clinical, environmental, industrial and agricultural applications. - Describes several electrochemical methods used as detection techniques with biosensors - Discusses different modifiers, including nanomaterials, for preparing suitable pathways for immobilizing biomaterials at the sensor - Explains various types of signal monitoring, along with several recognition systems, including antibodies/antigens, DNA-based biosensors, aptamers (protein-based), and more

Functionalized Nanomaterial-Based Electrochemical Sensors: Principles, Fabrication Methods, and Applications provides a comprehensive overview of materials, functionalized interfaces, fabrication strategies and application areas. Special attention is given to the remaining challenges and opportunities for commercial realization of functionalized nanomaterial-based electrochemical sensors. An assortment of nanomaterials has been investigated for their incorporation into electrochemical sensors. For example, carbon- based nanomaterials (carbon nanotube, graphene and carbon fiber), noble metals (Au, Ag and Pt), polymers (nafion, polypyrrole) and non-noble metal oxides (Fe2O3, NiO, and Co3O4). The most relevant materials are discussed in the book with an emphasis on their evaluation of their realization in commercial applications. Application areas touched on include the environment, food and medicine industries. Health, safety and regulation considerations are touched on, along with economic and commercialization trends. - Introduces the principles of nanomaterials for electrochemical sensing applications - Reviews the most relevant fabrication strategies for functionalized nanomaterial-based electrochemical sensing platforms - Discusses considerations for the commercial realization of functionalized nanomaterial-based electrochemical sensors in the environment, food and point-of-care applications

Nanobiosensors: Nanotechnology in the Agri-Food Industry, Volume 8, provides the latest information on the increasing demand for robust, rapid, inexpensive, and safe alternative technologies that monitor, test, and detect harmful or potentially dangerous foods. Due to their high sensitivity and selectivity, nanobiosensors have attracted attention for their use in monitoring not only biological contaminants in food, but also potential chemical and physical hazards. This book offers a broad overview regarding the current progress made in the field of nanosensors, including cutting-edge technological progress and the impact of these devices on the food industry. Special attention is given to the detection of microbial contaminants and harmful metabolotes, such as toxins and hormones, which have a great impact on both humans and animal health and feed. - Includes the most up-to-date information on nanoparticles based biosensors and quantum dots for biological detection - Provides application methods and techniques for research analysis for bacteriological detection and food testing - Presents studies using analytical tools to improve food safety and quality analysis

Disposable electrodes have been widely used as a sensing platform in electrical and electrochemical sensors owing to the possibility of quantitative detection using clinical biomarkers with high precision, sensitivity and reproducibility, which are necessary for accurate diagnosis of the health condition of an individual. This book focusses on the emerging disposable electrochemical sensors in the health sector and the advancement of analytical devices to monitor diabetic, cancer and cardiovascular patients using different nanomaterials. It discusses the upcoming strategies, advantages and the limitations of the existing devices using disposable electrodes. Uniquely, it covers in-depth knowledge of mechanistic features of various designs of screen-printing electrodes and the material aspects required of sensors developed for the healthcare field. It also looks at the portable devices using a variety of materials and the future directions for research in this area. Appealing to the health care industry, this book is aimed at academic and research institutes at both the graduate and postgraduate level. The contributors are leading experts in the field and they are providing guidance for the next decade of research in the field of disposable electrochemical biosensors.

Nanomaterials Design for Sensing Applications examines chemosensors, beginning with molecules that are able to respond to certain stimuli and then showing their assembly and incorporation into sensing materials. The mechanisms of their action for the detection of ions, specific molecules and biostructures, are also covered. A major theme is the affordability of sensors, with particular attention paid to inexpensive and reliable colorimetric sensors that can be read by the naked eye. The book also delves into the development of sensors that utilize existing RFID infrastructure and introduces a novel strategy for the development of self-healing sensing platforms. This book will help readers develop a better understanding of the types of materials used for sensing at the nano level, while also providing an insightful overview on recent advances in this important area. - Demonstrates how the use of nanomaterials allows for the creation of cheaper, more reliable sensors - Shows how metal oxide nanostructures are used as both sensors and supports for embedded organic and organometallic sensing molecules - Explores a novel sensing methodology resulting from the integration of nanostructured sensors into radio frequency identification tags

Since four decades, rapid detection and monitoring in clinical and food diagnostics and in environmental and biodefense have paved the way for the elaboration of electrochemical biosensors. Thanks to their adaptability, ease of use in relatively complex samples, and their portability, electrochemical biosensors now are one of the mainstays of analy