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Books > Science & Mathematics > Chemistry
The issues related to food science and authentication are of
particular importance for researchers, consumers and regulatory
entities. The need to guarantee quality foodstuff - where the word
"quality" encompasses many different meanings, including e.g.
nutritional value, safety of use, absence of alteration and
adulterations, genuineness, typicalness, etc. - has led researchers
to look for increasingly effective tools to investigate and deal
with food chemistry problems. As even the simplest food is a
complex matrix, the way to investigate its chemistry cannot be
other than multivariate. Therefore, chemometrics is a necessary and
powerful tool for the field of food analysis and control.
For food science in general and food analysis and control in
particular, there are several problems for which chemometrics are
of utmost importance. Traceability, i.e. the possibility of
verifying the animal/botanical, geographical and/or productive
origin of a foodstuff, is, for instance, one area where the use of
chemometric techniques is not only recommended but essential:
indeed, at present no specific chemical and/or physico-chemical
markers have been identified that can be univocally linked to the
origin of a foodstuff and the only way of obtaining reliable
traceability is by means of multivariate classification applied to
experimental fingerprinting results.
Anotherarea where chemometrics is of particular importance is in
building the bridge between consumer preferences, sensory
attributes and molecular profiling of food: by identifying latent
structures among the data tables, bilinear modeling techniques
(such as PCA, MCR, PLS and its various evolutions) can provide an
interpretable and reliable connection among these domains. Other
problems include process control and monitoring, the possibility of
using RGB or hyperspectral imaging techniques to nondestructively
check food quality, calibration of multidimensional or hyphenated
instruments etc. "
The progress in nuclear magnetic resonance (NMR) spectroscopy
that took place during the last several decades is observed in both
experimental capabilities and theoretical approaches to study the
spectral parameters. The scope of NMR spectroscopy for studying a
large series of molecular problems has notably broadened. However,
at the same time, it requires specialists to fully use its
potentialities. This is a notorious problem and it is reflected in
the current literature where this spectroscopy is typically only
used in a routine way. Also, it is seldom used in several
disciplines in which it could be a powerful tool to study many
problems. The main aim of this book is to try to help reverse these
trends.
This book is divided in three parts dealing with 1)
high-resolution NMR parameters; 2) methods for understanding
high-resolution NMR parameters; and 3) some experimental aspects of
high-resolution NMR parameters for studying molecular structures.
Each part is divided into chapters written by different specialists
who use different methodologies in their work. In turn, each
chapter is divided into sections. Some features of the different
sections are highlighted: it is expected that part of the
readership will be interested only in the basic aspects of some
chapters, while other readers will be interested in deepening their
understanding of the subject dealt with in them.
Shows how NMR parameters are useful for structure assignment as
well as to obtain insight on electronic structuresEmphasis on
conceptual aspects
Contributions by specialists who use the discussed methodologies
in their everyday work
This volume includes several perspectives on how to connect the
United Nations Sustainable Development Goals with the 12 principles
of green chemistry, and green chemistry education.
Arthur Conan Doyle's enduringly popular Sherlock Holmes has his own
undeniable place in the public eye. Holmes is often seen applying
concepts of some branch of science in his work, discussing
scientific matters with Watson, or is involved in situations where
the applicability of the formal sciences is apparent. The
Scientific Sherlock Holmes connects Holmes' vegetable poisons with
concepts in botany, his use of fingerprinting with forensic
science, and carbon monoxide poisoning and hemoglobin tests with
concepts in chemistry, thus integrating the Holmes stories with all
branches of science.
CARBON MONOXIDE IN DRUG DISCOVERY An insightful reference for the
latest physiological and therapeutic studies of carbon monoxide In
Carbon Monoxide in Drug Discovery: Basics, Pharmacology, and
Therapeutic Potential, a team of distinguished authors delivers
foundational knowledge, the latest research, and remaining
challenges regarding the physiological roles and therapeutic
efficacy of carbon monoxide (CO). The editors have included a broad
selection of resources from leading experts in the field that
discuss the background and physiological roles of CO, a variety of
delivery forms including CO prodrugs using benign carriers, CO
sensing, therapeutic applications, and clinical trials. Organized
by topic to allow each chapter to be read individually, the book
covers a wide range of topics, from physiological and
patho-physiological mechanisms at the molecular level to clinical
applications for multiple disease processes. The editors of Carbon
Monoxide in Drug Discovery have created a compelling argument for
shifting the accepted understanding of CO from poison to bioactive
molecule with enormous clinical benefits. Readers will also benefit
from: A thorough introduction to the background and physiological
actions of carbon monoxide, including endogenous CO production in
sickness and in health Comprehensive explorations of CO delivery
forms, including non-carrier formulations, metal-carbonyl
complexes, and organic CO donors Practical discussions of carbon
monoxide sensing and scavenging, including fluorescent probes for
intracellular carbon monoxide detection In-depth examinations of
the therapeutic applications of CO, including CO in solid organ
transplantation Perfect for professors, graduate students, and
postdocs in the fields of biology, pharmacology, immunology,
medicinal chemistry, toxicology, and drug delivery, Carbon Monoxide
in Drug Discovery: Basics, Pharmacology, and Therapeutic Potential
is also an invaluable resource for industrial scientists in these
areas.
Over the past two decades, there has been a shift in research
and industrial practice, and products traditionally manufactured
primarily from wood are increasingly combined with other nonwood
materials of either natural or synthetic origin. Wood and other
plant-based fiber is routinely combined with adhesives, polymers,
and other "ingredients" to produce composite materials.
"Introduction to Wood and Natural Fiber Composites" draws
together widely scattered information concerning fundamental
concepts and technical applications, essential to the manufacture
of wood and natural fiber composites. The topics addressed include
basic information on the chemical and physical composition of wood
and other lignocellulosic materials, the behavior of these
materials under thermocompression processes, fundamentals of
adhesion, specific adhesive systems used to manufacture composite
materials, and an overview of the industrial technologies used to
manufacture major product categories. The book concludes with a
chapter on the burgeoning field of natural fiber-plastic
composites.
"Introduction to Wood and Natural Fiber Composites" is a
valuable resource for upper-level undergraduate students and
graduate students studying forest products and wood science, as
well as for practicing professionals working in operational areas
of wood- and natural-fiber processing.
For more information on the Wiley Series in Renewable Resources,
visit www.wiley.com/go/rrs
Topics covered include: Overview of lignocellulosic material,
their chemical and physical compositionConsolidation behavior of
wood and fiber in response to heat and pressureFundamentals of
adhesionAdhesives used to bond wood and lignocellulosic
compositesManufacturing technology of major product
typesFiber/plastic composites
Corrosion is a high-cost and potentially hazardous issue in
numerous industries. The potential use of diverse carbon
nanoallotropes in corrosion protection, prevention and control is a
subject of rising attention. This book covers the current
advancements of carbon nanoallotropes in metal corrosion
management, including the usage of nanostructure materials to
produce high-performance corrosion inhibitors and
corrosion-resistant coatings.
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