Vikrant Sharma

CAD/CAM systems are perhaps the most crucial advancement in the field of new technology relating to engineering, design and drawing in all technical domains. CAD/CAM stands for computer-aided design and computer-aided manufacturing. These systems are useful in all facets of contemporary design and architecture. The fundamentals of CAD/CAM systems are covered in detail throughout this book. This book aims to introduce the fundamental aspects, complete with an adequate numberof illustrations and examples, without delving too deeply into the specifics of the subject matter. This book is valuable in the classroom for both teachers and students. Features Each chapter begins with the Learning Outcomes (LOs) section, which highlights the critical points of that chapter. All LOs, solved examples, and questions are mapped to six Bloom Taxonomy levels (BT levels). Offers fundamental concepts of CAD/CAM without becoming too complicated. Solved examples are presented in each section after the theoretical discussion to clarify the concept of that section. Chapter-end summaries reinforce key ideas and help readers recall the concepts discussed. Students and professionals need to have a working knowledge of CAD/CAM since it has many applications and continues to expand. Students at the undergraduate and graduate levels of engineering courses use this book as their primary textbook. It will also be helpful for managers, consultants, and professionals.

Recently, the prime focus of research across the globe is to develop advanced drug delivery systems to enhance their therapeutic potential and clinical safety and, to reduce the drawbacks associated with conventional drug formulations. Hydrogels are extremely reliable materials which have been explored for designing drug delivery (DD) systems because of their biocompatibility and physicochemical properties. The inherent properties of polymeric hydrogels which make them suitable for DD applications are controlled by their crosslinked network structures. Several theories and complex mathematical equations/models have been proposed to explain the network structure of the hydrogels. Their extensive knowledge is almost beyond the expertise of polymer chemists involved in designing of DD devices. Herein, simplifications of these equations have been carried out for their utilization to evaluate network parameters required to design hydrogels for DD devices. The significance of hydrogel swelling and its correlation with the various synthetic and physiochemical parameters and their influence on parameters of structural networking of hydrogel based DD systems have also been analyzed.

This article provides a non-formal assessment of the safety of the protocol, which is said to be both effective and resistant to a variety of assaults. The findings of the investigation indicate that the protocol under consideration does not offer user anonymity and that it is susceptible to session key disclosure assault, many-time pad attack, and insider attack. A brand new three-factor authentication protocol has been introduced in order to fulfil all of these needs. This protocol offers a greater level of security by utilizing Physically Unclonable Function (PUF) and Elliptic Curve Cryptography (ECC). This protocol allows for the revocation of smart cards and prevents cloning attacks.

CAD/CAM systems are perhaps the most crucial advancement in the field of new technology relating to engineering, design and drawing in all technical domains. CAD/CAM stands for computer-aided design and computer-aided manufacturing. These systems are useful in all facets of contemporary design and architecture. The fundamentals of CAD/CAM systems are covered in detail throughout this book.This book aims to introduce the fundamental aspects, complete with an adequate numberof illustrations and examples, without delving too deeply into the specifics of the subject matter. This book is valuable in the classroom for both teachers and students.FeaturesEach chapter begins with the Learning Outcomes (LOs) section, which highlights the critical points of that chapter.All LOs, solved examples, and questions are mapped to six Bloom Taxonomy levels (BT levels).Offers fundamental concepts of CAD/CAM without becoming too complicated.Solved examples are presented in each section after the theoretical discussion to clarify the concept of that section.Chapter-end summaries reinforce key ideas and help readers recall the concepts discussed.Students and professionals need to have a working knowledge of CAD/CAM since it has many applications and continues to expand. Students at the undergraduate and graduate levels of engineering courses use this book as their primary textbook. It will also be helpful for managers, consultants, and professionals.

In dieser Studie konzentrieren wir uns auf Leistungsprobleme von Routing-Protokollen, Optimized Link State Routing (OLSR), Ad-hoc On Demand Distance Vector (AODV), Dynamic Source Routing (DSR) und Temporally Ordered Routing Algorithm (TORA) in mobilen und eigenst ndigen Ad-hoc-Netzen. Wir stellen Ad-hoc On Demand Distance Vector Routing (AODV) vor, einen neuartigen Algorithmus f r den Betrieb solcher Ad-hoc-Netze. Unser neuer Routing-Algorithmus eignet sich gut f r ein dynamisches, selbststartendes Netzwerk, wie es von Nutzern ben tigt wird, die Ad-hoc-Netzwerke nutzen wollen, und wir zeigen, dass unser Algorithmus f r gro e Populationen mobiler Knoten geeignet ist, die Ad-hoc-Netzwerke bilden wollen. Wir f gen auch eine Bewertungsmethodik und Simulationsergebnisse hinzu, um die Funktionsweise unseres Algorithmus zu berpr fen.

Dans ce travail d' tude, nous nous concentrons sur les probl mes de performance des protocoles de routage, Optimized Link State Routing (OLSR), Ad Hoc On Demand Distance Vector (AODV), Dynamic Source Routing (DSR), et Temporally Ordered Routing Algorithm (TORA) dans les r seaux ad-hoc mobiles et autonomes. Nous pr sentons le routage vecteur de distance ad hoc la demande (AODV), un nouvel algorithme pour le fonctionnement de ces r seaux ad hoc. Notre nouvel algorithme de routage est tout fait adapt un r seau dynamique d marrage automatique, comme l'exigent les utilisateurs d sireux d'utiliser des r seaux ad hoc. Nous incluons galement une m thodologie d' valuation et des r sultats de simulation pour v rifier le fonctionnement de notre algorithme.

In questo lavoro di studio, ci concentriamo sui problemi di prestazioni dei protocolli di routing, Optimized Link State Routing (OLSR), Ad Hoc On Demand Distance Vector (AODV), Dynamic Source Routing (DSR) e Temporally Ordered Routing Algorithm (TORA) in reti ad-hoc mobili e autonome. Presentiamo Ad-hoc On Demand Distance Vector Routing (AODV), un nuovo algoritmo per il funzionamento di tali reti ad-hoc. Il nostro nuovo algoritmo di routing adatto a una rete dinamica che si avvia da sola, come richiesto dagli utenti che desiderano utilizzare le reti ad-hoc. Dimostriamo che il nostro algoritmo adatto a grandi popolazioni di nodi mobili che desiderano formare reti ad-hoc. Includiamo anche una metodologia di valutazione e risultati di simulazione per verificare il funzionamento del nostro algoritmo.