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 Author : Cor Claeys Number of Pages : 480 Publisher : Elsevier Science List Price : $145.00 Amazon Price : $117.70 Used Price : $163.74 |
Product Description Germanium is a semiconductor material that formed the basis for the development of transistor technology. Although the breakthrough of planar technology and integrated circuits put silicon in the foreground, in recent years there has been a renewed interest in germanium, which has been triggered by its strong potential for deep submicron (sub 45 nm) technologies. Germanium-Based technologies: From Materials to Devices is the first book to provide a broad, in-depth coverage of the field, including recent advances in Ge-technology and the fundamentals in material science, device physics and semiconductor processing. The contributing authors are international experts with a world-wide recognition and involved in the leading research in the field. The book also covers applications and the use of Ge for optoelectronics, detectors and solar cells. An ideal reference work for students and scientists working in the field of physics of semiconductor devices and materials, as well as for engineers in research centres and industry. Both the newcomer and the expert should benefit from this unique book. * State-of-the-art information available for the first time as an all-in-source * Extensive reference list making it an indispensable reference book * Broad coverage from fundamental aspects up to industrial applications Customer reviews A Mini Encyclopedia on Germanium and its Uses by .. Jan Peczkis (Chicago IL, USA) This volume is an anthology of articles, most of which, although they contain specialized information and graphs, are not overly technical. Perhaps one of the most interesting chapters is the one on alternative applications of germanium (p. 387-on). This element may be used to cause the integration of optoelectronics and microelectronics. Other uses include solar cells, quantum dot (QD) applications, alternative field effect transistors (FETs), and spintronics.
The reader learns that the price for germanium oxide was steady until about 1995, and then increased dramatically in the late 1990's. It has since fallen to almost the pre-1995 levels (p. 14).
The authors discuss other elements and their relevance to germanium. For instance, there is an entire chapter (p. 131-on) on the use of various metals alongside germanium. A compound of indium and antimony may perform better than silicon or germanium in high-performance scaled devices (p. 424). As for the rare earth elements, a certain compound of lanthanum, aluminum, and oxygen may be used to enhance the performance of germanium-based MOSFETS (metal-oxide-semiconductor field-effect transistors)(pp. 260-262).
still minor compared to Si by .. W Boudville (Terra, Sol 3) Ge has had an ironic history. The first solid state transistor was made with it, as the book's introduction readily points out. From this transistor, 3 Nobels were awarded, to Shockley, Bardeen and Brattain. They chose to fabricate in Ge because it had the best quality crystals, in 1948. But by the late 50s, silicon had emerged as the favoured semiconductor, and it has remained ever since. Due mainly to the fact that you can readily grow SiO2 on Si, and the lattice constants are comparable, so that there is little distortion. Same cannot be said for Ge oxide.
However, as the book relates, there has been a steady amount of research and development with various Ge compounds. It talks about aspects like how to grow Ge crystals. Broadly similar to Si growth. If you are probably familiar with methods for Si, then the Ge approaches are no surprise.
There is an extensive survey of dopants in Ge. Their energy levels in the band gap are needed for many Ge devices. A related topic is an understanding of defects. Nowadays, simulations are powerful enough to use clusters as large as 500 atoms, with density functional methods. Impressive quantum mechanical calculations, compared to earlier years, when often only qualitative descriptions of defects were available.
Related Search : technologies from , materials devices , germanium based | 
 Author : Richard Razgaitis Edition : 2002 Number of Pages : 384 Publisher : Wiley List Price : $120.00 Amazon Price : $91.14 Used Price : $84.87 |
Product Description Proven methods to account for risk and assign value To develop or not to develop? To license or not to license? What price will be a true reflection of the product’s value from the buyer’s and seller’s points of view? These are the compelling questions that confront developers of cutting-edge technologies years before those technologies will reach the marketplace. In Valuation and Pricing of Technology-Based Intellectual Property, Richard Razgaitis offers complete coverage of the issues, methods, and art of valuing and pricing "early-stage" technologies. Razgaitis draws upon over thirty years of experience in developing technology-based intellectual property to thoroughly examine this volatile process from all angles. He presents six proven valuation methods, and a series of case studies that show them in action. Topics covered include: - Paradigm licensing
- Stacking
- Stage development
- Rate-of-return available for different risks
- Using real options
Valuation and Pricing of Technology-Based Intellectual Property will be an essential addition to any licenser’s, developer’s, or IP lawyer’s professional library. Customer reviews Budding inventors/entrepreneurs will want this book by .. C.E. (California) As an accountant outside of the IP field, I found this to be a good tool to "round out" my business acumen. Enjoyed the presentation of pricing models.
My clients rate this book "Superb!" by .. John Jenkins, The Coach () Richard is a very well known authority among those of us who are involved in the technology commercialization industry. As a technology commercialization business coach, I hear regularly that Richard's advice in his books is extremely helpful in the most important areas of their work. You can count on the validity of Richard's information...he's been in the trenches and around technology commercialization for many years.
If you want to be successful in commercializing technology get Richard's books, study them and put his advice and suggestions into practice.
~John L. Jenkins, The Coach
john@yourcoachingedge.com
Looks great so far ! by .. Alexander Martin (cdn) I'm just through a couple of selected chapters, but I am certain that this book will provide me with an amazing outlook. It's very rounded, and includes a vast amount of information about licencing strategy, along with everything else. I suggest looking at the available images for the index (link to it somewhere on this page) and checking them out. Good stuff.
Excellent work by .. Ingo Leung (Hong Kong) Dr. Razgaitis has achieved an excellent job in illustrating most types of market-practiced methods in the valuation & pricing of tech-based intellectual property. He has done it not just in a coherent manner, but also with a touch of humourous & philosophical elements, which makes the book a surprisingly enjoyable read. Despite the fact that each valuation methods has different, or even diverse, characteristics, Dr. Razgaitis managed to clearly present how each method can be practically applied in various situations, and how these methods can be jointly applied to solve business problems. He has skillfully provided knowledge & guidelines for readers to come up with their own judgement regarding what methods to be applied in various real-world situations, rather than promoting a particular method as the 'silver bullet', like some other authors may attempt to do; this is refreshing & pragmatic as technology valuation is both art & science. The references of the book are also highly valuable, as they provides good pointers to resources that would enable readers to practice the methods.
Some thoughts from a competing author by .. Gordon V. Smith (Moorestown, NJ USA) Dr. Razgaitis has tackled an area that contains the most difficult question facing professionals and intellectual property owners - how to value and price embryonic technology. In recent years many have attempted to educate us on the subject of valuing intellectual property. Complex financial theories and spread-sheet models emerged, especially during the e-business bubble as some strove to explain the unexplainable valuations of enterprises whose only assets were intangible. Dr. Razgaitis obviously knows and understands the theories, but doesn't let the reader escape into flights of fancy, instead bringing one back to earth gently, sometimes with humor, sometimes with real-life anecdotes. This book allows the reader to seek information to a depth that he or she wishes. As an example, the Monte Carlo technique is presented in all its complexity for those willing and able to study it. At the same time, mathematically challenged readers can still come away with an understanding of what is going on. The author is skilled in clearly explaining complexities and the many well designed charts and tables greatly assist the reader. These are just some of the features that set this book apart and give it a strong practical value to all of those who create and exploit technology assets, and to those who advise them. Anyone in those roles should have this book within easy reach.
Related Search : intellectual property , technology based , valuation pricing | 
 Author : Harry D. Foster Edition : 2nd Number of Pages : 390 Publisher : Kluwer Academic List Price : $135.00 Amazon Price : $108.00 Used Price : $113.00 |
Product Description The focus of Assertion-Based Design, Second Edition is three-fold: -How to specify assertions, -How to create and adopt a methodology that supports assertion-based design (predominately for RTL design), -What to do with the assertions and methodology once you have them. To support these three over-arching goals, we showcase multiple forms of assertion specifications: Accellera Open Verification Library (OVL), Accellera Property Specification Language (PSL), and Accellera System Verilog. The recommendations and claims we make in this book are based on our combined actual experiences in applying an assertion-based methodology to real design and verification as well as our work in developing industry assertion standards. Differences between the first edition and the second edition include: -Updates to the manuscript based on newer versions of standards, -Corrections to errata identified during reviewer feedback, -New material that presents techniques on how to avoid common ambiguity errors, -New material that discusses high-level requirements modeling for specification. Customer reviews Not really useful by .. G. Sportelli (Madrid - Spain) The topics are discussed in a too generic way to let the reader take advantage of the book.
great book (though assertions are not everything ...) by .. Ran Keren (Israel) Comprehensive and serious, it is worth reading.
Some comments (for the first edition):
-Assertions and white-box checkers are not exactly the same.
(sometimes white-box checkers are more natural in say `e' than is PSL or SVA that are mostly temporal based)
- Ooops , In all SVA examples "disable iff (rst_n)" ... ;-)
- A small one, Page 204 example 6-46 :
" assert property (@posedge clk) disable iff (rst_n)
not ( SMQueNew -> $isunknown( ... ))) "
The `not' should have been after the `->' , the current semantics is wrong.
The book also lacks mentioning of assertions inside dynamic TB objects.
(`e' supports it, maybe other languages too).
Though, my key comment is that there is a lot more to verification than assertions ( e.g. Testbench implementation ).
Ran Keren
When assertion fires ... by .. () Once again, after "Principles of Verifiable RTL Design" written with L. Bening, Harry Foster wrote the book that made new level of standards in ASIC community. Even with notice that, as a Verplex Systems guy, he evidently advertise specific Formal Verification techniques, this book could not get anything then 5 big stars. Not only that this is the only book on the market that cover important topics like Assertions, this is also well and systematically written book, full of examples in OVL, PSL and SystemVerilog. And whatever ASIC designers say that they don't have time for Assertions, future is going in this direction. Book is written equally for design and verification engineers, but also for system architects and everybody involved in ASIC development. This book probably will not shake ASIC design world as previous bestseller from the same author, but it presents state of the art in covered area from the man who knows his job very well ...
Related Search : assertion based , processing storage , technology transmission | 
 Author : Andras Gedeon Edition : 1 Number of Pages : 551 Publisher : Springer List Price : $99.00 Amazon Price : $41.69 Used Price : $36.86 |
Product Description The history and evolution of the fields of science and medicine are symbiotically linked and thus are mutually dependent. Discoveries in one domain have allowed for progress in the other, and it is nearly impossible to study one area in isolation. The influence of science and technologic discoveries on medicine has profoundly impacted the way physicians practice and has resulted in an extended life expectancy and quality of life that our ancestors never dreamed possible. Science and Technology in Medicine is a collection of 99 essays based on landmark publications that have appeared in the medical literature over the past 500 years. Each essay includes a summary of the article or chapter; text and images reproduced directly from the original source; a short biography of the author(s); and a discussion about the significance of the discovery and its subsequent influence on later developments. Original material by the likes of Dürer, Bernoulli, Doppler, Pasteur, Trendelenburg, Curie and Röntgen offers readers a rare glimpse at publications housed in archives around the world, beautifully reproduced in one fascinating volume. Customer reviews A most fascinating read by .. armchairinterviews.com (Minnesota) This book outlines 99 of the "most significant" discoveries in the medical field from the sixteenth century to the present time. With its beautiful illustrations and concise text, it delineates the complex exchange among the sciences that underscores our increasing quantitative and technical medical diagnostic and therapeutic practices today. Each entry starts with a one-paragraph biography of the personality, a summary of publications, and a paragraph titled "in perspective" which outlines how the discovery or invention helped extend the frontiers of medicine. Minimal text and rich illustrations carry the story, contextualizing it within the larger framework of the history of medicine. The visual effect evokes one's curiosity at a fundamental level, making it an excellent source for inspiring further learning.
The first entry focuses on Albrecht Durer's efforts in 1525 of applying mathematics to discover proportion and form of the human body. Durer had a background in goldsmithing, painting and geometry. Applying these skills, the way he did seems natural in retrospect. Gedeon reproduces some of Durer's works in the illustrations that follow. The last entry is that of Michel Phelps for the development of positron emission tomographic scanning.
Between Durer and Phelps are entries that document the contributions of medical giants like Pare, Pasteur, and Lister. There are also biographical accounts of luminaries that one does not normally associate with medical advancement per se, but whose contributions have helped advance the frontiers of medicine. These include Bernoulli, Fourier, Poiseuille and Doppler. Gedeon also profiles relevant contributions of those who are better known for their contributions outside the medical field such as Wern (better known for his contributions to architecture) and Kepler (better known for his work in astrophysics).
In the preface Gedeon writes: "Any selection of topics or specific discoveries is justly subject to criticism. Considering ninety-nine books rather than an even one hundred is intended to be a symbolic invitation to the reader to reflect on how the present framework could be modified according to his or her own knowledge and preferences [pg 10]." With exquisite illustrations and minimal text, he inspires us to interpret the history of medicine for ourselves.
Armchair Interviews says: For anyone who loves science.
Related Search : ninety nine , account based , centuries | 
 Author : David Moursund Edition : 2nd Number of Pages : 136 Publisher : International Society for Technology in Education List Price : $34.95 Amazon Price : $23.89 Used Price : $22.52 |
Product Description First published in 1999, Project-Based Learning Using Information Technology has become a classic in the field-and for good reason. David Moursund offers educators an inspiring vision of the possibilities of project-based learning and then shows them how to realize it in their classroom. Moursund deftly summarizes both the principles and supporting research on project-based learning, and walks teachers through the process of creating their own learner centered, technology-enhanced projects. This edition offers many new teacher training activities and ideas for projects that will activate students higher-order thinking skills and instill in them a thirst for life-long learning. Motivate your students to plan and carry out projects with real-world purpose and meaning with this terrific resource for teachers! FEATURES Insights from a widely known author, teacher educator, and educational technology pioneer Activities for teacher training as well as materials and ideas for assessment Companion Web site with regularly updated bibliography and detailed syllabi for workshops on project-based learning Also available: Reinventing Project-Based Learning: Your Field Guide to Real-World Projects in the Digital Age - ISBN 156484238X Spreadsheet Magic: Second Edition - ISBN 156484224X Customer reviews Project Based Learning for Teachers by .. Amy Grigsby (United States) This book is designed mainly for preservice teachers or inservice teachers who are wanting to change their current teaching practices. It is largely divided into three descriptions on PBL which also include activities, samples and directions on creating a Project-Based environment for students. The first main concept in this book is describing what Project-Based Learning is, it's goals and understanding PBL from a student's and teacher's view point. A key characteristic of Project-Based learning is that the project does not focus on learning about something but focuses on doing something. By using technology, students and teachers both become actively involved and in control of their own learning, hence the term Informational Technology. The main concept behind PBL learning, is to get away from the didactic method of teaching ("a sage on the stage") and moving towards the constructivist method ("a guide on the side"). PBL also encourages collaboration between students and teachers and being part of a community. One of the theories mentioned with PBL is that teacher's will also tend to learn more from the method if used regularly in the classroom and even in staff development. Below is listed some reasons students and teachers may want to use the Project-Based Learning methods: Students Teachers Learner Centered Authentic Content & Purpose Collaboration Authentic Assessment Cooperative Learning Teacher Facilitated Continual Improvement Explicit educational goals Actively Engaged Uses Constructivism Challenging Teacher will also gain knowledge The second concept focuses on why we should use the Project Based Learning. Moursund uses several different learning theories that underlie the basic idea of PBL. He gives a quick description of the educational research and different theories including: Constructivism, Motivation Theory, Inquiry-Based Theory, Cooperative Learning, Collaborative Problem Solving and Problem-Based Learning. Effective PBL helps students to develop and use their various intelligences, so Moursund also points out different ideas on Intelligences taken from Howard Gardner, Robert Sternberg, and David Perkins. Finally, the last of the key topics within this book discuss the future of using PBL. The author clearly states that in order for PBL to be successful and useful in the classrooms, teachers will need to change their current teaching practices. A few of the changes he suggests are: taking advantages of any movements within an educational system, regardless of what level it may be, that focus on Technology. The more that technology tends to grow PBL learning will become more needed. Moursund also includes several activities within the book as well as explicit instruction on how to create a Project-Based Learning environment using technology. His suggestions and ideas are helpful to the novice teacher and to teachers trying to escape from the "Sage on the Stage" type of teaching.
Related Search : second edition , project based , learning using | 
 Number of Pages : 326 Publisher : Wiley List Price : $130.00 Amazon Price : $82.07 Used Price : $100.79 |
Product Description The Semantic Web combines the descriptive languages RDF (Resource Description Framework) and OWL (Web Ontology Language), with the data-centric, customizable XML (eXtensible Mark-up Language) to provide descriptions of the content of Web documents. These machine-interpretable descriptions allow more intelligent software systems to be written, automating the analysis and exploitation of web-based information. Software agents will be able to create automatically new services from already published services, with potentially huge implications for models of e-Business. Semantic Web Technologies provides a comprehensive overview of key semantic knowledge technologies and research. The authors explain (semi-)automatic ontology generation and metadata extraction in depth, along with ontology management and mediation. Further chapters examine how Semantic Web technology is being applied in knowledge management (“Semantic Information Access”) and in the next generation of Web services. Semantic Web Technologies: - Provides a comprehensive exposition of the state-of-the art in Semantic Web research and key technologies.
- Explains the use of ontologies and metadata to achieve machine-interpretability.
- Describes methods for ontology learning and metadata generation.
- Discusses ontology management and evolution, covering ontology change detection and propagation, ontology dependency and mediation.
- Illustrates the theoretical concepts with three case studies on industrial applications in digital libraries, the legal sector and the telecommunication industry.
Graduate and advanced undergraduate students, academic and industrial researchers in the field will all find Semantic Web Technologies an essential guide to the technologies of the Semantic Web. Customer reviews State of the art by .. W. J. Hofman (Amsterdam, Europe) Although the subjects of each chapter seem quite different, you get a grasp of the current state of the art technology of the semantic web after finishing the book. I can recommend this book to whoever is going to construct hubs in the semantic web.
more useful for making new documents by .. W Boudville (Terra, Sol 3) The Semantic Web is said to be the future of the Web. This book suggests how that might come about. It has extensive explanations of RDF and OWL, both overlaid on XML. One big idea is to move towards Web Services and to be able to compose these into more complex entities, in a programmatic manner. Another main hope is to be able to write future documents in RDF/OWL, that can be parsed and "understood" in a way not easily possible with conventional HTML documents.
Note that these future documents need not necessarily be published on the Web. You could have a bunch of them in a database.
Perhaps the most plausible use of the book is in designing these future documents. Sections in the book describe how to semi-automatically derive these from existing, non-RDF or OWL data. Like existing web pages. A hard task, if you want to find some kind of semantic meaning. This book might be considered part of the Artificial Intelligence field. But trying to tackle the general problem via the smaller step of building the Semantic Web.
Related Search : research ontology , technologies trends , based systems | 
 Edition : 1 Number of Pages : 408 Publisher : John Wiley & Sons List Price : $55.00 Used Price : $414.82 |
Product Description Growing out of a historic workshop sponsored by IBM, this book brings together contributions from many of the leading figures in the field of human-computer interaction and object-oriented software engineering. The first book-length work devoted entirely to the subject of use-oriented design representationsor scenariosit discusses an array of scenario-based design approaches and demonstrates their practical applications across the system development life cycle, from requirements analysis and software design, to documentation, training, and prototype evaluation. Translates the latest research findings into techniques that readers can immediately use to enhance the effectiveness of user-interface design and object-oriented software engineering design Features contributions from the top names in the field, including Rebecca Wirfs-Brock, Ivar Jacobson, Jakob Nielsen, Tom Carey, Allan MacLean, Scott Robertson, Morten Kyng, Mary Beth Rosson, and others Assesses the effectiveness of various scenario-based design approaches in dealing with a wide range of design problems and in different types and sizes of organizations Packed with case studies and enlightening illustrations Customer reviews user interface design by .. srisarala (india) i am a phd student and need to search the topic about user interface design.
Scenario based design by .. () The book is a good exploration of new way understanding user's experience. Many guru from HCI join to write the books such as Allan Maclean(his design rationale QOC). This book seems to be good but they are fail to understand what user's need. This is a representation of failure. Many authours try to take the technology based and change their title to scenario.
A great start to a new way of thinking by .. Jodie Dalgleish (CA, USA) This book resulted from a think tank on the nature of use-oriented design representations and the part they play in the development of computer systems and applications. Enter scenario-based design. The book is made up of a number of essays - each with their own spin on the idea and their own examples of its application. While this makes the content a little hard to access, it also offers a rich resource and food-for-thought. Of particular interest to me was the relation of scenario-based design to object oriented design and HCI principles and practices. A must for serious designers who want to explore ways of creating systems that better serve users.
Related Search : scenario based , work technology , design envisioning | 
 Author : Kevin Kruse Number of Pages : 416 Publisher : Pfeiffer List Price : $45.00 Amazon Price : $9.00 Used Price : $0.74 |
Product Description Your blueprint to creating and managing technology-based training! Technology-Based Training is the first comprehensive overview and planning guide to the new world of distance learning. The accompanying CD-ROM and related web site (http://www.TBTsupersite.com) are packed with useful tools and links to technology-based resources to keep you up-to-date on all the latest developments in the field. Based on sound instructional system design principles and the latest technological advances, this book is filled with real-world examples and case studies so that you can see the principles in action. Technology-Based Training will teach you how to: Determine when to use CD-ROMs and when to use the Web according to your organization's needs Apply effective instructional strategies that will ensure greater learning Design user interface to provide better access to course content Track the effectiveness of your training program "Technology-Based Training is a must read for anyone thinking about moving toward web delivery for performance improvement." --Barbara Stebbins, supervisor corporate training and education, Ford Motor Company Put your technology-based training fears to rest. Everything you need to create an effective and cutting-edge training program is here! Customer reviews Good overview and management advice; short on technology by .. Stephen B. Cobb (Reston, Virginia USA) This book is clearly good for the right audience: those new to technology-based training (which the author defines to mean CBT and WBT, not, for example, a flight simulator), training managers with external vendors, and those who are short of the soft skills necessary to navigate the rocks that frequently sink TBT projects. Engineers will also be well served by topics on selling a project internally, GUI design principles, project management, development vendor management, and lots on measurement of effectiveness (Kirkpatrick and ROI). Unfortunately, you know you are in the target audience only if you read the introduction, which is not possible if you buy the book on line. The book's title and subtitle "art and science of design, development, and delivery" misled me into thinking that a book on TBT would place more emphasis on technology. For me, a learning technology engineer, this means how to efficiently develop cutting-edge web-based training with high volumes, multiple languages, interfaces to learning management systems (LMS), and compliance with the emerging learning technology standards. There was absolutely no mention of such issues; it is assumed that you will outsource to a vendor who will handle those "details". While the book is not short, completeness demands at least an introduction to learning objects, metadata, XML, and the CMI standard for exchanging data with an LMS, with further references provided. This was omitted entirely. For those wanting technical details, I would give this book a 2, and recommend Horton's Designing Web-Based Training. For the proper target audience the book is a 4, which I will give it, because I could have read the table of contents here if I had noticed the link. In any event, any serious learning professional will buy at least two TBT books, and this one is certainly worth the time and money. A 5 for the content it has, but a 4 for the content it doesn't.
Solid overview of e-Learning fundamentals by .. Gordon Capreol (Nanuet, NY United States) Kruse and Keil cover a broad range of topics in this book. The authors provide an overview of available learning technologies, advice on how to tailor learning materials to different audiences, and tips on layout. The nicest part of this book is the section on selling projects internally, which I also found useful as a guide to selling projects externally. The authors discuss the selling process, which benefits to emphasize, and how to quantify cost benefits of technology based training. In short, the book provides a introductory overview of the leaning technologies that exist, some tips on how to get the most from various technologies, and advice of getting buy-in from stakeholders.
Well-written, practical information by .. J. Jones (Indy) A fine book that balances theory with application quite well. I work as a Technical Writer but have found that most of my work falls under the category of "Instructional Designer," so I did appreciate the background information that the author(s) provided on a variety of learning theories prominent in the field of Instructional Design. Additionally, the CD-ROM wasn't just a novelty; there were several documents which provided some excellent ideas for corporate templates I was creating, and the sample CBT/WBTs really show how it's meant to be done. The highest feedback I can give is that I will walk away from this book armed with some great ideas that will make my manager and technical team members wonder if I just got back from a super conference. This book really shows you how to improve your processes.
All you need to know about TBT at your fingertips by .. A. Lucas (South Bend, Indiana) Technology-Based Training is an easy-to-read, helpful guide for readers who are new to TBT, as well as a handy reference for corporate educators familiar with delivering training via CD-ROM, an intranet, or the Internet. It is one-stop reading covering TBT basics, adult learning and instructional design, technology selection, interface design, and phases of TBT project management. The case studies and resources on the companion CD-ROM provided useful models we adapted for use in our first 2 (successful) TBT projects. I keep pulling it off my bookshelf to flip through!
Related Search : training art , technology based , rom | 
Author : Patri K. Venuvinod Edition : 1 Number of Pages : 412 Publisher : Springer List Price : $139.00 Amazon Price : $79.99 Used Price : $83.95 |
Product Description Owing to the development and rapid spread of communication technologies including the Internet, the world is indeed turning into a global village. The rate of introduction of new products and technologies is steadily rising. At the same time, pressures to reduce time-to-market are mounting. Only companies that are able to realize products rapidly are able to survive today. From a technological viewpoint, rapid product realization involves rapid design, rapid prototyping, and rapid tooling. Fortunately, a class of technologies, also collectively called rapid prototyping (RP) technologies, has emerged in the last two decades or so to meet these requirements. Early technologies merely aimed to produce single part look-alikes. However, intense R&D efforts are taking place around the world to go beyond mere `look alike' single part prototyping, into functional, multi-part assemblies. RP technologies are different from other modern manufacturing technologies in many ways. In RP, material is usually added incrementally in a layered manner and, occasionally, subtracted. Some technologies depend upon layers of resin cured under the influence of one or more CNC controlled laser beams. Others use lasers to selectively sinter layers of powdered metal. There are also RP technologies that do not use lasers at all. Indeed, RP is turning out to be a potent arena for technological creativity. This book provides an updated overview of RP technologies at a level of detail that university engineering students taking courses on RP as well R&D and operating professionals from industry interested in RP are likely to find attractive. While the emphasis is on laser-based technologies, other processes are also discussed. With respect to each important RP process, the part/assembly modeling techniques, the materials used, process itself, advantages and disadvantages, accuracy and finish issues as well as application potential are discussed. Related Search : technologies , rapid prototyping , laser based | 
Edition : 1 Number of Pages : 448 Publisher : Springer List Price : $74.95 Amazon Price : $60.90 Used Price : $60.90 |
Product Description Chemical education is essential to everybody because it deals with ideas that play major roles in personal, social, and economic decisions. This book is based on three principles: that all aspects of chemical education should be associated with research; that the development of opportunities for chemical education should be both a continuous process and be linked to research; and that the professional development of all those associated with chemical education should make extensive and diverse use of that research. It is intended for: pre-service and practising chemistry teachers and lecturers; chemistry teacher educators; chemical education researchers; the designers and managers of formal chemical curricula; informal chemical educators; authors of textbooks and curriculum support materials; practising chemists and chemical technologists. It addresses: the relation between chemistry and chemical education; curricula for chemical education; teaching and learning about chemical compounds and chemical change; the development of teachers; the development of chemical education as a field of enquiry. This is mainly done in respect of the full range of formal education contexts (schools, universities, vocational colleges) but also in respect of informal education contexts (books, science centres and museums). Related Search : education library , towards research , science technology |
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