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پزشکی، دندانپزشکی و داروسازی
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محصولات
Elastomer Blends and Composites: Principles, Characterization, Advances, and Applications - Original PDF
نویسندگان: خلاصه: Elastomer Blends and Composites: Principles, Characterization, Advances, and Applications presents the latest developments in natural rubber and synthetic rubber-based blends and nanocomposites, with a focus on current trends, future directions and state-of-the-art applications. The book introduces the fundamentals of natural rubber and synthetic rubbers, outlining synthesis, structure, properties, challenges and potential applications. This is followed by detailed coverage of compounding and formulations, manufacturing methods, and preparation of elastomer-based blends, composites, and nanocomposites. The next section of the book focuses on properties and characterization, examining elasticity, spectroscopy, barrier properties, and rheological, morphological, mechanical, thermal, and viscoelastic behavior, and more. This is a highly valuable resource for researchers and advanced students in rubber (or elastomer) science, polymer blends, composites, polymer science, and materials science and engineering, as well as engineers, technologists, and scientists working with rubber-based materials for advanced applications.
Elastomer Stereospecific Polymerization (Advances in Chemistry Series, Volume 052) - PDF
نویسندگان: خلاصه: Addition polymerization, initiated by organometallic compounds, has in recent years aroused widespread interest mainly because of the stereospeciflc character of many of these systems. It soon became apparent that the chain propagation reaction in these systems differed markedly from that of the wellknown free radical polymerizations in that it involved an orientation of the incoming monomer instead of a more random reaction. However, elucidating the detailed mechanism of this important step has been difficult owing to lack of knowledge about the exact structure of the organometallic compound as well as the heterogeneous nature of most such systems. The available knowledge of stereoregular polymerization (1), anionic propagation kinetics (13), and organolithium polymerization (2) has recently been reviewed. Based on presently available knowledge, therefore, it is now possible to sketch some general guide lines toward a better understanding of these phenomena.
Thermoforming: A Plastics Processing Guide (2nd Edition) - Original PDF
نویسندگان: خلاصه: Dr. Gruenwald has indicated the desirable properties of polymerics for differing applications; thus, his text is especially useful for polymer chemists who must "tailor" plastic materials for specific groups of applications. Engineers in extruding and calendering film and sheet will benefit from the intimate relationships elucidated between processing parameters imposed upon stocks employed in thermoforming and the products thereof. Mold designers are provided with a complete guide that will enable them to avoid the less obvious pitfalls and wasted effort so often experienced in the evolution of molds for (especially) complex parts.. Quite likely, Dr. Gruenwald's suggestions willl lead to considerable benefits to those who read and practice by this remarkable exposition of thermoforming technology. Robert K. Jordan Director-Metalliding Institute, Director-Engineering Research Institute, Scientist in Residence, Gannon University
Severe Plastic Deformation: Methods, Processing and Properties - PDF
نویسندگان: خلاصه: All materials are composed of atoms. Depending on the order in which the atoms are arranged with one another, solid material can be classified into crystalline and noncrystalline or amorphous materials. In crystalline materials, the atoms are arranged in a repetitive or periodic array over large atomic distances, while in amorphous materials this long-range atomic order is absent. The crystalline metals with different crystal structures, such as face-centered cubic, hexagonal closed pack, or bodycentered cubic, are divided into two categories: single crystal and polycrystalline.
Molding Simulation: Theory and Practice - Original PDF
نویسندگان: خلاصه: This practical introductory guide to injection molding simulation is aimed at both students and practicing engineers. It offers ways to innovate and improve part design and molding processes, which are essential for efficient manufacturing. This user-friendly book uses a case-study-based approach that is enhanced by many illustrations in full color. The book is divided into three parts. Part I introduces the fundamentals of injection molding, focusing on the factors governing molding quality and how molding simulation methodology is developed. Part II introduces CAE verification of design, a valuable tool for both part and mold designers. Part III introduces research and development in innovative molding, illustrating how CAE is applied to advanced molding techniques.
Thermoforming - Improving Process Performance - Original PDF
نویسندگان: خلاصه: This book describes the roll-fed thermoforming process, plastic materials, design of thermoformed products, thermoforming machines, trim presses, mold design, components of a complete mold system, mold layout and machine base design, mold cost estimating, knife-like trim dies, thermoforming offline punch and die trimming
A Yorkshire Murder Mystery #1 - Epub + Converted PDF
نویسندگان: خلاصه: An unpopular victim. An impossible crime. A murderer on the loose. Revised edition: Previously published as The Body in Jingling Pot, this edition of The Body in the Dales includes editorial revisions. A body is discovered deep in a cave beneath the Yorkshire Dales. Leading the investigation into the mysterious death are experienced DCI Jim Oldroyd and his partner DS Carter, a newcomer from London. The deceased is Dave Atkins, well known throughout the village but not well liked. While there is no shortage of suspects, the details of the crime leave Oldroyd and Carter stumped. How did Atkins’s body end up in such a remote section of the cave? When someone with vital information turns up dead, it becomes clear that whoever is behind the murders will stop at nothing to conceal their tracks. Oldroyd and his team try to uncover the truth, but every answer unearths a new set of questions. And as secrets and lies are exposed within the close-knit community, the mystery [...]
The Killer's Son - Epub + Converted PDF
نویسندگان: خلاصه: Blood and tears… better hide your fears. Fresh off of bringing down the mastermind of a global criminal network, FBI agent Darcy Hunt is called upon by the Director of the FBI to look into the disappearance of a federal judge. Armed with her characteristic zeal, Darcy is led down a dark and twisted trail of half-truths and daunting revelations, making her question the veracity of some of our nation’s most prominent leaders. Meanwhile, Marvin Hess and Toby Parsons remain deep in the shadows, patiently planning their endgame, waiting for the perfect moment to strike their final blow. Weary and tired of waiting on the sidelines in the search for her sister, Darcy turns to an unlikely friend for leads, wagering her entire career against a fervent search for her sister. The crosshairs were set on her long ago. Now they are zeroing in. Few will be left standing at the end of a twisted game where there are no winners, only the dead and the undead. M.F
Isolated - Epub + Converted PDF
نویسندگان: خلاصه: Gorgeous. Challenging. Unforgiving. Outfitter Chelsea Bishop understands the Shenandoah Wilderness. She appreciates its beauty and its danger. So when a client and his guide vanish during a backcountry camping and rafting expedition, she knows she'll need an expert's help to find them ... just so long as that expert is anyone other than Jake West, the man who broke her heart a decade ago. Jake West sacrificed his personal happiness for the greater good a long time ago. The former pararescue specialist lives to save others, and he's damn good at it, too. When the only woman he's ever loved walks into Potomac Private Services, he refuses to assign the matter to anyone else. Jake and Chelsea plunge into the wilderness together to find the missing men and land smack in the middle of a criminal conspiracy. When a storm rolls in, they're cut off from the outside world and in danger from ruthless criminals, the harsh landscape, and, maybe most of all, the memory of the passion [...]آیا کتاب مورد نظر هنوز بر روی سایت قرار نگرفته است؟ جای نگرانی نیست! کافی است بر روی گزینه سفارش کتاب کلیک کرده و درخواست خود را ثبت کنید. در کمتر از چند ساعت کتاب شما را آماده خواهیم کرد.