Download or read book Colorimetric Sensors written by Haroon Elrasheid Tahir and published by Elsevier. This book was released on 2024-05-25 with total page 344 pages. Available in PDF, EPUB and Kindle. Book excerpt: Colorimetric Sensors: Techniques to Measure Food Safety and Quality explores the latest advancements in colorimetric sensors/indicators and their applications. It consolidates state-of-the-art developments and current approaches in the fabrication of colorimetric sensors/indicators for cutting-edge applications. This book documents the principles of colorimetric sensors, sensor fabrication and characterization, sensitivity and detection limits of colorimetric sensors based on natural pigments, synthetic dyes, and nanotechnologies, as well as safety, quality controls, and regulatory aspects, followed by an assessment of their safety and quality. In addition, global trends in the application of colorimetric sensors in monitoring food freshness, challenges, marketing, and potential future development applications are addressed in detail. How the applications of colorimetric sensors/indicators in the analysis of cereal and cereal-based products, meat and meat products, liquid and semiliquid foods, food authentication, food toxicants, and pathogens, among others, is also discussed. This book can be used as a textbook for graduate students, a reference book for medical biologists, nanobiotechnologists, nanoengineers, agricultural scientists, and general biologists, and an inspiration for industrialists and policymakers studying smart nanomaterials. Graduate students and food scientists of all levels will also benefit. - Serves as a valuable source for researchers interested in the fundamental, basic, and modern applications of colorimetric sensors/intelligent food packaging - Presents colorimetric sensors for use as rapid and cost-effective analytical tools to measure food safety and quality - Covers colorimetric sensors/intelligent food packaging fabricated from natural, and synthetic dyes, and nanotechnology-based biomolecules for the assessment of food safety and quality - Demonstrates methods for evaluating the authenticity and odorants crucial to consumer acceptance of food products - Considers future industrial application, commercialization, regulatory aspects of colorimetric sensors/ indicators, and global trends for monitoring food freshness

Download or read book Nanomaterials Design for Sensing Applications written by Olena V. Zenkina and published by Elsevier. This book was released on 2019-03-13 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: 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

Download or read book Plasmonic Sensors and their Applications written by Adil Denizli and published by John Wiley & Sons. This book was released on 2021-11-22 with total page 260 pages. Available in PDF, EPUB and Kindle. Book excerpt: Plasmonic Sensors and their Applications A practically-focused reference and guide on the use of plasmonic sensing as a faster and cheaper alternative to conventional sensing platforms Plasmons, the collective oscillations of electrons occurring at the interface between any two materials, are sensitive to changes in dielectric properties near metal surfaces. Plasmonic sensors enable the real-time study of unique surface properties by monitoring the effect of the material interaction at the sensor surface. Plasmonic sensing techniques offer fast, label-free analysis, and hold advantages over labelling techniques such as ELISA (enzyme-linked immunosorbent assay). Plasmonic Sensors and their Applications examines the development and use of highly sensitive and selective plasmonic sensing platforms in chemistry, biotechnology, and medicine. Contributions by an international panel of experts provide timely and in-depth coverage of both real-world applications and academic research in the dynamic field. The authors describe advances in nanotechnology, polymer chemistry, and biomedicine, explore new and emerging applications of plasmonic sensing, discuss future trends and potential research directions, and more. This authoritative volume: Demonstrates why plasmonic sensing is a profitable method for easy and label-free analysis in real-time Covers a variety of applications of plasmonic sensors, such as disease diagnostics, vitamin detection, and detection of chemical and biological warfare agents Includes a brief introduction to the history and development of plasmonic sensors Provides concise theory and background for every application covered in the text Plasmonic Sensors and their Applications is an invaluable resource for analytical chemists, biochemists, biotechnologists, protein and surface chemists, and advanced students of biotechnology.

Download or read book Fundamentals of Sensor Technology written by Ahmed Barhoum and published by Elsevier. This book was released on 2023-05-05 with total page 900 pages. Available in PDF, EPUB and Kindle. Book excerpt: Fundamentals of Sensor Technology: Principles and Novel Designs presents an important reference on the materials, platforms, characterization and fabrication methods used in the development of chemical sensor technologies. Sections provide the historical context of sensor technology development, review principles for the design of sensing devices and circuits, delve into the most common chemical and biological sensor types, cover unique properties and performance requirements, discuss fabrication techniques, including defining critical parameters, modeling and simulation strategies, and present important materials categories used in sensing applications, such as nanomaterials, quantum dots, magnetic materials, and more.This book is appropriate for the interdisciplinary community of researchers and practitioners interested in the development of sensor technologies, including materials scientists and engineers, analytical chemists and other related disciplines. - Provides a comprehensive view of the latest advances in the design of chemical sensor materials, devices, and platforms - Reviews the most relevant nanosensor fabrication techniques for each sensor type, including critical parameters, modeling, simulation strategies and characterization methods - Discusses enhancement strategies for materials and devices to help improve physical, chemical and biological properties and enable practical applications

Download or read book Plasmonic Nanosensors for Detection of Aqueous Toxic Metals written by Dinesh Kumar and published by CRC Press. This book was released on 2022-03-03 with total page 203 pages. Available in PDF, EPUB and Kindle. Book excerpt: Delving into the development of plasmonic nanosensors to detect toxic heavy metal ions in aqueous media, this book explores a significant and burgeoning branch of nanosensor technology based on plasmon resonance and serves as a guide for conducting research in this area. All types of nanosensors for water treatment and detection of heavy metals are also introduced. Plasmonic Nanosensors for Detection of Aqueous Toxic Metals provides up-to-date data upon which researchers and ecologists, industrialists, and academicians can build to create a variety of plasmonic nanosensors. This book also covers paper-based devices based on plasmon for quantifying toxic metals in water and considers important applications of different plasmon-based nanomaterials—graphene, core-shell, quantum dots, nanoporous membrane, carbon nanotubes, and nanofibers. It is an accessible resource for all those involved in the field of nanosensors and their applications and can pave the way for a better understanding of nanosensor technology with regard to toxic metals. Key features: Gives an in-depth account of the extraordinary optical property at the nanoscale and its use in sensing Offers up-to-date study and practical results for academia, researchers, and engineers working in water treatment and purification Provides sensing application of thematic nanomaterials such as quantum dots and core-shell

Download or read book Organic Semiconductors in Sensor Applications written by Daniel A. Bernards and published by Springer Science & Business Media. This book was released on 2008-02-22 with total page 302 pages. Available in PDF, EPUB and Kindle. Book excerpt: Organic semiconductors offer unique characteristics which have prompted the application of organic semiconductors and their devices in physical, chemical, and biological sensors. This book covers this emerging field by discussing both optically- and electrically-based sensor concepts. Novel transducers based on organic light-emitting diodes and organic thin-film transistors, as well as systems-on-a-chip architectures are presented. Functionalization techniques are also outlined.

Download or read book Sensing and Biosensing with Optically Active Nanomaterials written by Suban K. Sahoo and published by Elsevier. This book was released on 2021-10-21 with total page 596 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sensing and Biosensing with Optically Active Nanomaterials summarizes the potential sensing applications of optically (chromogenic and fluorogenic) active, nano-sized, organic, and inorganic materials for the selective detection of ionic analytes (such as metal ions and anions) in various environmental and biological samples. Sections cover design, synthesis, sensing mechanisms and applications for detecting ionic analytes. Each chapter deals with the sensing applications of one kind of nanomaterial. This book is an important reference source for materials scientists and engineers seeking to increase their understanding on how nanomaterials are being used for sensing applications. - Provides information on the various types of optically active inorganic and organic nanomaterials, including quantum dots, SPR active noble metal nanoparticles, metal nanoclusters, organic nanoparticles and carbon dots - Summarizes the synthesis, design and development of sensors, along with their mechanisms - Explains major sensing applications and manufacturing challenges

Download or read book Advanced Nanomaterials for Inexpensive Gas Microsensors written by Eduard Llobet Valero and published by Elsevier. This book was released on 2019-07-15 with total page 368 pages. Available in PDF, EPUB and Kindle. Book excerpt: Advanced Nanomaterials for Inexpensive Gas Microsensors presents full coverage of the area of gas sensing nanomaterials, from materials, transducers and applications to the latest advanced results and future directions. A number of experts in the field present work on gas sensing nanomaterials including metal oxides, carbon based and hybrid materials, together with their fabrication and application. The book brings together three major themes: Several chapters address synthesis, functionalization, characterization of advanced nanomaterials, with emphasis on synthesis techniques to ease the integration of nanomaterials in transducers. These chapters encompass a wide spectrum of sensing technologies including advanced nanomaterials such as metal oxides, carbon materials and graphene, organic molecular materials, and atomic layers such as MoS2. The authors examine the coupling of sensitive nanomaterials to different types of transducer elements and their applications, including direct growth and additive fabrication techniques as a way to obtain inexpensive gas microsensors, principal transduction schemes, and advanced operating methods. Assess the value of major applications for gas microsensors, including air quality monitoring both indoors (buildings and vehicles) and outdoors, monitoring perishable goods and medical. For each application, potential issues are clearly identified, research directions to overcome these are suggested, and market analysis data is included. Advanced Nanomaterials for Inexpensive Gas Microsensors presents the latest research and most comprehensive coverage in the field of gas micro and nano sensors for research scientists, academics, graduate students, and R&D managers working on synthesis of nanomaterials and fabrication of sensing systems, in a wide range of areas in electrical and material engineering, physical chemistry, electrochemistry and physics. Presents technological solutions and applications of gas sensors in varied areas of chemistry, physics, material science, and engineering Examines advanced operating methods (e.g., temperature modulation, self-heating, light-activated response, noise methods) to enhance stability, sensitivity, selectivity and reduce power consumption Provides a critical review of current applications and their expected future evolution, demonstrating which are the most promising approaches and what can be expected from the development of inexpensive gas micro- and nanosensors

Download or read book Nanoscale Matter and Principles for Sensing and Labeling Applications written by Dambarudhar Mohanta and published by Springer Nature. This book was released on 2024 with total page 584 pages. Available in PDF, EPUB and Kindle. Book excerpt: Zusammenfassung: This book is a compilation of carefully chosen chapters that cover the subjects of nanoscale matter, sensing, and labelling applications. It is aimed primarily at scientists and researchers who are already involved in theme-based research or who are just starting their careers. Despite the diverse nature of the topics covered, which include a range of materials in various forms and uses, the emphasis is primarily on sensing and labelling phenomena. The book begins with materials quantification in nanoscale systems by using an innovative technique like "molecular secondary ion mass spectrometry without calibration standards". Subsequently, the book features an array of materials such as inorganic semiconductor nanoscale particles, carbon dots, rare-earth oxides, polymer nanocomposites, and a few biomaterials, all of which illustrate their functionality and potential for deployment in a wide variety of sensing applications. Although the book delves into the technical aspects of fabrication workouts to some extent, the focus is predominantly on the physical principles, mechanisms, and relevance involved in sensing and labelling applications. The book covers a wide range of topics that leverage the unique properties of nanoscale materials. By carefully selecting appropriate active materials, the authors explore the detection of LPG, hazardous and explosive gases, as well as humidity sensing and hydrogen evolution. It also delves into photo-sensing and persistent photoconductivity by using nanoscale semiconductors, which are used for heavy metal sensing and UV sensing, respectively. The use of metal nanoparticles in various forms is reviewed to address issues related to water contamination, biofilm protection, and food-borne pathogens. The book also discusses surface plasmon resonance, starting with its basic principles and expanding to its relevance in a broader perspective, with a greater focus on applied biosensing. Nanoscale ferrites and magnetic systems are explored with an emphasis on magnetic sensing and actuation. Lastly, the book explores the use of rare-earth-based nanosystems, highlighting persistent luminescence and up/down-converted transitions, which have unprecedented applications in bioimaging and biolabeling. Every effort has been made to strike a balance between the observed phenomena in the emerging areas of sensing applications and suitable theoretical treatments there in.

Download or read book Nanosensors written by Vinod Kumar Khanna and published by CRC Press. This book was released on 2021-02-25 with total page 790 pages. Available in PDF, EPUB and Kindle. Book excerpt: Nanosensors are innovative devices that exploit the unique properties exhibited by matter at the nanoscale. A growing and exciting field, nanosensors have recently spurred considerable research endeavors across the globe, driving a need for the development of new device concepts and engineering nanostructured materials with controlled properties. Nanosensors: Physical, Chemical, and Biological, Second Edition offers a panoramic view of the field and related nanotechnologies with extraordinary clarity and depth. Presenting an interdisciplinary approach, blending physics, chemistry and biology, this new edition is broad in scope and organised into six parts; beginning with the fundamentals before moving onto nanomaterials and nanofabrication technologies in the second part. The third and fourth parts provide a critical appraisal of physical nanosensors, and explore the chemical and biological categories of nanosensors. The fifth part sheds light on the emerging applications of nanosensors in the sectors of society, industry, and defense and details the cutting-edge applications of state-of-the-art nanosensors in environmental science, food technology, medical diagnostics, and biotechnology. The final part addresses self-powering and networking issues of nanosensors, and provides glimpses of future trends. This is an ideal reference for researchers and industry professionals engaged in the frontier areas of material science and semiconductor fabrication as well as graduate students in physics and engineering pursuing electrical engineering and electronics courses with a focus on nanoscience and nanotechnology. Key features: Provides an updated, all-encompassing exploration of contemporary nanosensors and highlights the exclusive nanoscale properties on which nanosensors are designed. Presents an accessible approach with a question-and-answer format to allow an easy grasp of the intricacies involved in the complex working mechanisms of devices. Contains clear, illustrative diagrams enabling the visualization of nanosensor operations, along with worked examples, end of chapter questions, and exhaustive up-to-date bibliographies appended to each chapter.

Download or read book Anion Recognition in Supramolecular Chemistry written by Philip A. Gale and published by Springer Science & Business Media. This book was released on 2010-09 with total page 378 pages. Available in PDF, EPUB and Kindle. Book excerpt: Brett M. Rambo ∙ Eric S. Silver ∙ Christopher W. Bielawski ∙ Jonathan L. Sessler Covalent Polymers Containing Discrete Heterocyclic Anion Receptors Philip A. Gale ∙ Chang-Hee Lee Calix[n]pyrroles as Anion and Ion-Pair Complexants Wim Dehaen Calix[n]phyrins: Synthesis and Anion Recognition Hiromitsu Maeda Acyclic Oligopyrrolic Anion Receptors Jeffery T. Davis Anion Binding and Transport by Prodigiosin and Its Analogs Hemraj Juwarker ∙ Jae-min Suk ∙ Kyu-Sung Jeong Indoles and Related Heterocycles Pavel Anzenbacher Jr. Pyrrole-Based Anion Sensors, Part I: Colorimetric Sensors Pavel Anzenbacher Jr. Pyrrole-Based Anion Sensors, Part II: Fluorescence, Luminescence, and Electrochemical Sensors Ermitas Alcalde ∙ Immaculada Dinarès ∙ Neus Mesquida Imidazolium-Based Receptors Nathan L. Kilah ∙ Paul D. Beer Pyridine and Pyridinium-Based Anion Receptors Kevin P. McDonald ∙ Yuran Hua ∙ Amar H. Flood 1,2,3-Triazoles and the Expanding Utility of Charge Neutral CHlllAnion Interactions

Download or read book Biosensors in Food Safety and Quality written by Poonam Mishra and published by CRC Press. This book was released on 2022-04-25 with total page 665 pages. Available in PDF, EPUB and Kindle. Book excerpt: Biosensors in food safety and quality have become indispensable in today’s world due to the requirement of food safety and security for human health and nutrition. This book covers various types of sensors and biosensors that can be used for food safety and food quality monitoring, but these are not limited to conventional sensors, such as temperature sensors, optical sensors, electrochemical sensors, calorimetric sensors, and pH sensors. The chapters are framed in a way that readers can experience the novel fabrication procedures of some advanced sensors, including lab-on-a-chip biosensors, IoT-based sensors, microcontroller-based sensors, and so on, particularly for fruits and vegetables, fermented products, plantation products, dairy-based products, heavy metal analysis in water, meat, fish, etc. Its simplistic presentation and pedagogical writing provide the necessary thrust and adequate information for beginners, scientists, and researchers. The book offers comprehensive coverage of the most essential topics, which include the following: Fundamentals of biosensors Overview of food safety and quality analysis Major toxicants of food and water Fabrication techniques of biosensors applicable for different segments of the food industry This book serves as a reference for scientific investigators who work on the assurance of food safety and security using biosensing principles as well as researchers developing biosensors for food analysis. It may also be used as a textbook for graduate-level courses in bioelectronics.

Download or read book New Catalytic DNA Fluorescent and Colorimetric Sensors for On site and Real time Monitoring of Industrial and Drinking Water written by Yi Lu and published by . This book was released on 2009 with total page 94 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Nanosensing and Bioanalytical Technologies in Food Quality Control written by Pranjal Chandra and published by Springer Nature. This book was released on 2022-03-25 with total page 447 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book reviews applications of nanomaterial and nanodevices in the food industry. It also discusses the advanced bioanalytical techniques, including Enzyme-Linked Immunosorbent Assay (ELISA), immunoanalytical techniques, monoclonal antibody-based immunological techniques for detecting food adulterations and allergens. It comprehensively covers electrode modification and nano-engineered fabrication of biosensors to enhance their functionalities for utilization in food industries. The book highlights the utilization of nanobiosensors for food safety and quality analysis, such as detection of toxin, food-borne pathogen, allergen, and evaluation of toxicity. Further, it also summarizes the recent advances in nanodevices such as nano-systems, nano-emulsions, nanopesticide, nanocapsule and their applications in the food industry. Lastly, it covers nanomaterial-based sensors for drug analysis in diverse matrices. It serves as an invaluable source of information for professionals, researchers, academicians, and students related to food science and technology.

Download or read book Magnetic Nanomaterials in Analytical Chemistry written by Mazaher Ahmadi and published by Elsevier. This book was released on 2021-04-28 with total page 370 pages. Available in PDF, EPUB and Kindle. Book excerpt: Magnetic Nanomaterials in Analytical Chemistry provides the first comprehensive review of magnetic nanomaterials in a variety of analytical chemistry applications, including basic information necessary for students and those new to the topic to utilize them. In addition to analytical chemists, those in various other disciplines where these materials have great potential—e.g., organic chemistry, catalysis, sensors—will also find this a valuable resource. Magnetic nanomaterials that can be controlled using external magnetic fields have opened new doors for the development of new sample preparation methods and novel magnetic sorbents for forensic chemistry, environmental monitoring, magnetic digital microfluidics, bioanalysis, and food analysis. In addition, they are seeing wide application as sensing materials in the development of giant magnetoresistive sensors, biosensors, electrochemical sensors, surface-enhanced Raman spectroscopy sensors, resonance light scattering sensors, and colorimetric sensors. - Includes fundamental information on magnetic nanomaterials, including their classification, synthesis, functionalization, and characterization methods, separation and isolation techniques, toxicity, fate, and safe disposal - Each chapter describes a specific application - Utilizes figures, schemes, and images for better understanding of the principles of the method - Presents information on advanced methods, such as giant magnetoresistive and magnetic digital microfluidics

Download or read book Advanced Sensor Technology written by Ahmed Barhoum and published by Elsevier. This book was released on 2022-11-16 with total page 970 pages. Available in PDF, EPUB and Kindle. Book excerpt: Advanced Sensor Technology: Biomedical, Environmental, and Construction Applications introduces readers to the past, present and future of sensor technology and its emerging applications in a wide variety of different fields. Organized in five parts, the book covers historical context and future outlook of sensor technology development and emerging applications, the use of sensors throughout many applications in healthcare, health and life science research, public health and safety, discusses chemical sensors used in environmental monitoring and remediation of contaminants, highlights the use of sensors in food, agriculture, fire prevention, automotive and robotics, and more. Final sections look forward at the challenges that must be overcome in the development and use of sensing technology as well as their commercial use, making this book appropriate for the interdisciplinary community of researchers and practitioners interested in the development of sensor technologies. - Covers a range of environmental applications such as protection and improvement of water, air, soil, plants, and agriculture and food production; biomedical applications including detection of viruses, genes, hormones, proteins, bacteria, and cancer, and applications in construction such as fire protection, automotive, robotics, food packing and micro-machining - Provides an outlook on opportunities and challenges for the fabrication and manufacturing of sensors in industry and their applicability for industrial uses - Demonstrates how cutting-edge developments in sensing technology translate into real-world innovations in a range of industry sectors

Download or read book Indicator Displacement Assays IDAs An Innovative Molecular Sensing Approach written by Ishfaq Ahmad Rather and published by Bentham Science Publishers. This book was released on 2024-07-24 with total page 212 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book explores a revolutionary sensing technique called Indicator Displacement Assays (IDAs). It is designed to provide readers with a comprehensive understanding of the conceptual foundation and wide-ranging applications of IDAs. The book aims to fulfill a crucial gap in the existing references on the subject. The content starts by explaining fundamental concepts, design strategies, and the scope of IDAs. Subsequent chapters elaborate on the intricate molecular recognition of various analytes, offering insights into sensing mechanisms for cationic, anionic, and neutral molecules. The design and construction of colorimetric, fluorescence, and metal complexing IDAs are also thoroughly explored in later chapters, followed by recent extensions of IDAs, including enantioselective indicator displacement assays, intramolecular indicator displacement assays, reaction-based indicator displacement assays, and more. Innovative applications of IDAs, such as sensory arrays and electrochemical sensors, are also discussed in detail, providing a comprehensive understanding of their conceptual foundations and practical implementations. The book is a primer on IDAs for researchers who want to understand the fundamentals of the technique, as well as postgraduate students aiming to specialize in supramolecular and analytical chemistry.