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  • av Peng Zhang
    157,-

    A list of English sight words, The Dolch Word List, was compiled by Edward William Dolch, PhD, in 1948. The Dolch Word List is also called Sight Words or The Dolch 220. It includes the most frequently used words in the English language. Sight words make up 50 to 70 percent of any general text. Therefore, teaching The Dolch Word List is a crucial goal of education in grades kindergarten through 3. Many of the 220 Dolch words cannot be "sounded out" and have to be learned by "sight," that is memorized. The list is divided into grade levels. It includes pronouns, adjectives, adverbs, prepositions, conjunctions, and verbs. The basic list excludes nouns, which make up a separate 95 word list. Including pictures, a wonderful story of only 676 words covering all 220 sight words, free video and audio websites of sight words, this book is of interest, short, complete and convenient for kids age from 3 to 8 to learn sight words and start their English learning. The video website of this book is: https: //youtu.be/QcD6G5T6eFc The audio website of this book is: https: //mp.weixin.qq.com/s/dFdgqKGrcGzvjDazRmD2_w

  • av Peng Zhang
    1 146,-

    Les batteries lithium-soufre (Li-S) ont été considérées comme une technologie prometteuse de stockage d'énergie de la prochaine génération en raison de leur densité énergétique théorique très élevée par rapport à celle des batteries lithium-ion traditionnelles. Cependant, les applications pratiques des batteries Li-S sont toujours bloquées par des problèmes notoires tels que l'effet de navette et la croissance incontrôlable des dendrites de lithium. Ce livre présente une introduction fondamentale aux nouveaux matériaux de carbone utilisés dans les batteries Li-S flexibles.

  • av Peng Zhang
    1 146,-

    Lithium-Schwefel-Batterien (Li-S) gelten aufgrund ihrer im Vergleich zu herkömmlichen Lithium-Ionen-Batterien sehr hohen theoretischen Energiedichte als vielversprechende Energiespeichertechnologie der nächsten Generation. Die praktischen Anwendungen von Li-S-Batterien werden jedoch immer noch durch notorische Probleme wie den Shuttle-Effekt und das unkontrollierbare Wachstum von Lithium-Dendriten blockiert. In diesem Buch wird eine grundlegende Einführung in neue Kohlenstoffmaterialien gegeben, die in flexiblen Li-S-Batterien verwendet werden.

  • av Peng Zhang
    1 146,-

    As baterias de lítio-enxofre (Li-S) têm sido consideradas como uma tecnologia promissora de armazenamento de energia da próxima geração devido à sua densidade de energia teórica ultraelevada em comparação com as baterias tradicionais de iões de lítio. No entanto, as aplicações práticas das baterias de Li-S continuam a ser bloqueadas por problemas notórios, como o efeito de vaivém e o crescimento incontrolável de dendritos de lítio. Neste livro, é apresentada uma introdução fundamental de novos materiais de carbono utilizados em baterias flexíveis de Li-S.

  • av Peng Zhang
    1 146,-

    Le batterie al litio-zolfo (Li-S) sono state considerate una promettente tecnologia di accumulo di energia di prossima generazione per la loro altissima densità energetica teorica rispetto a quella delle tradizionali batterie agli ioni di litio. Tuttavia, le applicazioni pratiche delle batterie Li-S sono ancora bloccate da problemi noti come l'effetto shuttle e la crescita incontrollabile di dendriti di litio. In questo libro viene presentata un'introduzione fondamentale dei nuovi materiali al carbonio utilizzati nelle batterie Li-S flessibili.

  • av Peng Zhang
    701,-

    Litij-sernye (Li-S) akkumulqtory rassmatriwaütsq kak perspektiwnaq tehnologiq hraneniq änergii nowogo pokoleniq blagodarq swerhwysokoj teoreticheskoj plotnosti änergii po srawneniü s tradicionnymi litij-ionnymi akkumulqtorami. Odnako prakticheskoe primenenie Li-S akkumulqtorow do sih por blokiruetsq takimi izwestnymi problemami, kak chelnochnyj äffekt i nekontroliruemyj rost litiewyh dendritow. V ätoj knige daetsq fundamental'noe predstawlenie o nowyh uglerodnyh materialah, ispol'zuemyh w gibkih Li-S akkumulqtorah.

  • av Peng Zhang
    1 235,-

    The introduction of Quantum Theory (QT) provides a unified mathematical framework for Information Retrieval (IR). Compared with the classical IR framework, the quantum-inspired IR framework is based on user-centered modeling methods to model non-classical cognitive phenomena in human relevance judgment in the IR process. With the increase of data and computing resources, neural IR methods have been applied to the text matching and understanding task of IR. Neural networks have a strong learning ability of effective representation and generalization of matching patterns from raw data. This monograph provides a systematic introduction to quantum-inspired neural IR, including quantum-inspired neural language representation, matching and understanding. The cross-field research on QT, neural network and IR is not only helpful to non-classical phenomena modeling in IR but also to break the theoretical bottleneck of neural networks and design more transparent neural IR models. The authors first introduce the language representation method based on QT. Secondly, they introduce the quantum-inspired text matching and decision making model under neural network that shows its theoretical advantages in document ranking, relevance matching, multimodal IR, and can be integrated with neural network to jointly promote the development of IR. Finally, the latest progress of quantum language understanding is introduced and further topics on QT and language modeling provide readers with more materials for thinking.

  • av Peng Zhang
    1 820,-

    Understand microgrids and networked microgrid systems Microgrids are interconnected groups of energy sources that operate together, capable of connecting with a larger grid or operating independently as needed and network conditions require. They can be valuable sources of energy for geographically circumscribed areas with highly targeted energy needs, and for remote or rural areas where continuous connection with a larger grid is difficult. Microgrids' controllability makes them especially effective at incorporating renewable energy sources. Microgrids: Theory and Practice introduces readers to the analysis, design, and operation of microgrids and larger networked systems that integrate them. It brings to bear both cutting-edge research into microgrid technology and years of industry experience in designing and operating microgrids. Its discussions of core subjects such as microgrid modeling, control, and optimization make it an essential short treatment, valuable for both academic and industrial study. Readers will acquire the skills needed to address existing problems and meet new ones as this crucial area of power engineering develops. Microgrids: Theory and Practice also features: Incorporation of new cyber-physical system technologies for enabling microgrids as resiliency resources Theoretical treatment of a wide range of subjects including smart programmable microgrids, distributed and asynchronous optimization for microgrid dispatch, and AI-assisted microgrid protection Practical discussion of real-time microgrids simulations, hybrid microgrid design, transition to renewable microgrid networks, and more Microgrids: Theory and Practice is ideal as a textbook for graduate and advanced undergraduate courses in power engineering programs, and a valuable reference for power industry professionals looking to address the challenges posed by microgrids in their work.

  • Spar 10%
    av Peng Zhang, Iseult Lynch & J. C. White
    2 260,-

    Nano-enabled Sustainable and Precision Agriculture is the first single-volume resource to cover this important field using a whole systems approach that considers both opportunities and challenges. The book provides a comprehensive understanding of the role of nanotechnology in agriculture from broad aspects, but also includes a comprehensive view of the interaction of nanomaterials with soil-plant systems. It highlights aspects not described in previous books, including the application of nanoinformatics and artificial intelligence in nano-enabled sustainable agriculture, the application of nanotechnology in alternative forms of agriculture such as hydroponics, and regulatory frameworks for this research field. The book addresses all these aspects by including sections on enhanced sustainability, reduced pollution and enhanced ecosystems' health, and the role of nanoinformatics and machine learning.

  • av Peng Zhang
    860,-

    Discover scalable, dependable, and intelligent solutions to the challenges of integrating complex networked microgrids with this definitive guide to the development of cutting-edge power and data systems. Includes advanced fault management control and optimization to enable enhanced microgrid penetration without compromising reliability. Features SDN-based architectures and techniques to enable secure, reliable and fault-tolerant algorithms for resilient networked systems. Provides reachability techniques to facilitate a deeper understanding of microgrid resilience in areas with high penetration of renewables. Combining resilient control, fast programmable networking, reachability analysis, and cyber-physical security, this is essential reading for researchers, professional engineers, and graduate students interested in creating the next generation of data-intensive self-configurable networked microgrid systems, smart communities, and smart infrastructure.

  • av Peng Zhang & Jianye Zhang
    2 085,-

    As mass flight data possesses the typical characteristics of time series, the time series analysis methods and their application for flight data have been illustrated from several aspects, such as data filtering, data extension, feature optimization, similarity search, trend monitoring, fault diagnosis, and parameter prediction, etc.

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