George Charalambous – författare

Analysis of Foods and Beverages: Modern Techniques covers the principles and practical applications of selected analytical methodologies in the field of food and beverages. It also gives an informed forecast of developments in this field. The book focuses on developed fields of scanning electron microscopy, X-ray microanalysis, differential laser light scattering, near-infrared reflectance and Fourier transformations, and continuous-flow and flow-injection analyses. It also includes mass spectrometry, nuclear magnetic resonance, and bioassay. This text also describes traditional techniques, such as the various forms of chromatography. Furthermore, the book presents an introduction of molecular analysis of synthetic flavors and the automation of food analysis by use of computers, robotics, and other on-line methods. Students, teachers, researchers, and all food analysts will find this book valuable, as it can provide information on the various modern analytical techniques in the food industry.

Instrumental Analysis of Food: Recent Progress, Volume 2 provides an instrumental analysis of beverages. This book discusses the analysis of carbonates and bicarbonates in bottled water by autotitralizer; application of direct mass spectrometry for rapid analysis of organics in water beverages; and water sorption of coffee solubles by inverse gas chromatography. The flavor characteristics of the components of orange blossom Citrus aurantium; microstructure of protein gels in relation to their rheological properties; and glass capillary gas chromatography in the wine and spirit industry are also deliberated. This text likewise covers the analysis of the flavors in aged sake; determination of volatile phenols in rum and brandy by GC and LC; and capillary-chromatographic investigations on various grape varieties. This publication is beneficial to food technologists and specialists interested in analyzing of beverages.

The Quality of Foods and Beverages, Volume I: Chemistry and Technology contains the proceedings of the second International Flavor Conference held in Athens, Greece, on July 20-24, 1980. The conference presents findings of 105 scientists from 20 countries on the chemistry and technology underlying the quality of foods and beverages. This volume is composed of 26 papers presented in the conference. It encompasses topics on the future of the flavor industry; interactions of flavor compounds with food components; interaction of cyclodextrins with taste substances; some aspects of the chemistry of naturally occurring pyrazines; and the taste and flavor enhancing properties of hydrolyzed protein. It also describes the molecular approaches to sweetness quantitation; flavor potentiating properties of thaumatin; flavor quality of ginger powders; and flavor recovery from mushroom blanching water. Additionally, this volume discusses quality, particularly, flavor of alcoholic beverages, wheat, bread, Queso Blanco, fruit, citrus juices, and cheese. This book provides a comprehensive research reports on numerous chemical and technological facets of the quality of foods and beverages to all practitioners involved.

Instrumental Analysis of Foods Recent Progress covers the proceedings of the Third International Flavor Conference held at Corfu, Greece, on July 27-30, 1983. The theme of the conference is ""Instrumental Analysis of Foods and Beverages: Recent Developments"". This two-volume book highlights the developments in instrumental analysis of foods and beverages, including food flavor, food packaging, and food quality. Introductory chapters discuss European and international flavor regulations, chemical senses, and food flavor. Subsequent chapters describe gas chromatographic, mass spectrometric, and near-IR reflectance analysis of volatile components, aroma, and food flavors, along with the use of general purpose computers and integrators in the flavor laboratory. The book also examines the formation of flavor compounds, including esters, terpenoids, and glycols, and their importance to food quality evaluation, along with analysis of undesirable components in food. Lastly, it addresses quality assurance and validation of analytical data issues in food industry. With its comprehensive review features, this book will be useful to all who are interested in food and beverage analysis and food quality.

Flavor of Foods and Beverages Chemistry and Technology covers the proceedings of an international conference sponsored by the Agricultural and Food Chemistry Division of the American Chemical Society held in Athens, Greece on June 27-29, 1978. It presents information on the flavor of foods and beverages. This book discusses wide ranging subjects, such as flavor of meat, meat analogs, chocolate and cocoa substitutes, cheese aroma, beverages, baked goods, confections, tea, citrus and other fruits, olive oil, and sweeteners. It also examines new analytical methodology on taste and aroma, as well as flavor production, stability, and composition. This book will be useful for students, chemists, technologists, and manufacturers involved in any facet of producing foods and beverages.

Analysis of Foods and Beverages Headspace Techniques covers the proceedings of a symposium on the analysis of foods and beverages by headspace techniques. The symposium is organized by the Flavor Subdivision of the Agricultural and Food Chemistry Division of American Chemical Society at its 174th National Meeting held on August 29-September 2, 1977 in Chicago, Illinois. It highlights methods of headspace concentration and headspace sampling that are producing results on a variety of products and model systems. Composed of 14 chapters, this book discusses a productive combination of techniques leading to the enrichment of headspace vapor components with gas chromatographic resolution followed by mass spectrometric identification. Core chapters address the analysis by headspace techniques of mouth odors, vegetable flavors, lipoxygenase catalyzed reactions, the vanilla bean, coffee, tea, cocoa, beer, wine, and sake. Finally, the book examines the use and abuse of headspace sampling, statistical treatments of GLC headspace data, as well as quantitative aspects, new instrumentation, and techniques. Flavor chemists and researchers will find this book invaluable.

The Quality of Foods and Beverages, Volume II: Chemistry and Technology contains the proceedings of the second International Flavor Conference held in Athens, Greece, on July 20-24, 1980. The conference presents findings of 105 scientists from 20 countries on the chemistry and technology underlying the quality of foods and beverages. This volume is composed of 26 papers presented in the conference. It covers topics on ingredients of smoke and smoke flavor preparations; enzymatic flavor development in foods; enhancement of fruit flavors in dessert; practical applications of new forms of dried fruits; and quality evaluation of macadamia nuts. It also explains moisture relations of food microorganisms; pollution of liquid food by PVC container; views on food developments in Sweden and Italy; and advances in Shoyu research. Additionally, the advances in legume processing; changes in the organoleptic quality of spices and their oleoresinsin stored food products; and flavoring of extrusion cooked and textured meat extenders and analog are explained. This reference also discusses the determination of cocoa butter substitutes in chocolate; application of HPLC for evaluation of coffee flavor quality; and certain elements in Greek wines.This book is useful to all food industry practitioners, as it provides a comprehensive research reports on numerous chemical and technological facets of the quality of foods and beverages.

The Analysis and Control of Less Desirable Flavors in Foods and Beverages contains the proceedings of a symposium held in August 1980 at the Second Chemical Congress of the North American Continent under the auspices of the Agricultural and Food Chemistry Division of American Chemical Society. The papers explore advances in the analysis and control or prevention of less desirable taste and aroma factors in foods and beverages such as fish and shellfish, meat, cheese, soy proteins, corn syrup, water, citrus juices, milk, and beer. This book is comprised of 15 chapters and begins with a review of advances in the separation of volatile components, particularly with respect to gas chromatography. The reader is then introduced to methods and procedures for analysis and control of less desirable flavors in fish and shellfish, meat, cheese, corn syrup, soy proteins, citrus juices, milk, beer, and wine. The analysis and control of taste and odor of public water supplies which are used commonly for food processing and manufacture are also considered. Furthermore, the techniques used to minimize, remove, or mask the bitter flavor that arises unintentionally during enzymatic hydrolysis of proteins are described. This monograph will be a useful resource for students, chemists, and food technologists, as well as growers, processors, fabricated food and beverage manufacturers, brewers, wine makers, distillers, and consumers.

Chemistry of Foods and Beverages: Recent Developments is a compilation of selected papers from two conferences. The first conference is concerned with the quality of foods and beverages, which was the theme of the Second International Flavor Conference held in Athens, Greece, July 20-24, 1981. The second conference, "Formulated Foods and Their Ingredients: Recent Progress in Chemistry, Nutrition, and Technology, is concerned with the progress in the chemistry and technology of formulated foods and their ingredients, held in Anaheim, California on November 1-4, 1981. This book covers topics on aroma components of hops contribution to beer flavor; headspace analysis for the evaluation of fresh fruits; effect of fast indigenization on the quality of foods and beverages; and headspace analysis of flavors with capillary column and multidetector systems. The book also describes the bitterness and other flavor qualities of protein hydrolyzates; computer-assisted quantitation of carrot volatiles; use of micro-olfactometer for chemical sensory analysis; and the use of fused silica capillary columns for flavor analysis. It also presents the uses of soy protein isolates based on unique processing and formulation techniques, of flavor nucleotides in foods, of 90% high fructose corn syrup as a food ingredient for the diabetic,a nd of dairy-based ingredients as alternatives to traditional sweeteners. Moreover, the functionality of corn-derived sweeteners, applications of xanthan gum in food systems, and criteria for the selection of ingredients for use in extrusion-cooked formulated foods are discussed. This reference will be useful to students, chemists, technologists, and executives who are involved with any facet of foods and beverages.

Liquid Chromatographic Analysis of Food and Beverages, Volume 2 focuses on the role and utilization of reversed-phase separation techniques in the food, agricultural, biochemical, biomedical, and clinical area. This book discusses the high pressure liquid chromatography; estimation of dextrose equivalent value of starch hydrolysates from liquid chromatographic profiles; and analysis of gluconic acid in botrytized wines. The HPLC of carbohydrate products; reducing sugar derivatization for ultraviolet absorption detection in HPLC analyses; and quantitative determination of dextromethorphan hydrobromide in cough remedies by high precision liquid chromatography are also elaborated. This text likewise discusses the separation of hop compounds by reverse-phase HPLC and analysis of polymethoxylated flavones in orange juice and fruit parts. This book is a good reference for food technologists and researchers conducting work on liquid chromatographic analysis of food and beverages.

Liquid Chromatographic Analysis of Food and Beverages, Volume 1 contains the proceedings of a Symposium on the Analysis of Foods and Beverages by HPLC, organized by the Flavor Subdivision of American Chemical Society and held in Honolulu, Hawaii, on April 1-6, 1979. The papers explore the applications of high-performance liquid chromatography (HPLC) to food and beverage analysis. Emphasis is on advances in technology and instrumentation as well as analytical results in a variety of contexts. This volume is comprised of 13 chapters and begins with a discussion on the use of spectroscopy in liquid chromatographic analysis of foods, with particular reference to the techniques and instrumentation required to obtain reliable qualitative data on components isolated via HPLC. The reader is then introduced to HPLC determination of naturally occurring capsaicins; Fast separation of amino acids using ion exchange chromatography; reversed phase HPLC for analyzing aflatoxins in foods and beverages via fluorescence detection; and the use of dual detectors for HPLC multivitamin analysis of citrus juices. High performance radial chromatography of aflatoxins and HPLC analysis of monosaccharides in avocado are also explored. This book will be of interest to students, chemists, food technologists, and those in the food and beverage industry.