Download or read book COMPORTEMENT CINETIQUE DE L ELECTRODE DE ZINC EN MILIEU ALCALIN written by BOUALEM.. SAIDANI and published by . This book was released on 1989 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: INFLUENCE DE LA POLARISATION ET DE L'ELECTROLYTE SUR LA DISSOLUTION D'UNE ELECTRODE EN ZINC. ETUDES THEORIQUE ET EXPERIMENTALE

Download or read book COMPORTEMENT ELECTROCHIMIQUE DE L ELECTRODE DE ZINC EN MILIEU BASIQUE CONCENTRE written by EMMANUEL.. DJOUFAC-WOUMFO and published by . This book was released on 1988 with total page 126 pages. Available in PDF, EPUB and Kindle. Book excerpt: LES ELECTRODEPOSITIONS SUR UNE ELECTRODE DE ZINC SONT REALISEES DANS UNE SOLUTION DE KOH, A LA FOIS EN COURANT CONTINU ET EN COURANT PULSE. LA COMPACITE DES DEPOTS EST MESUREE AU MOYEN D'UN COMPACIMETRE. IL EST MONTRE QU'AVEC UN COURANT DIRECT, LA DENSITE DU COURANT DOIT ETRE AJUSTEE EN FONCTION DE LA CONCENTRATION EN ZNO POUR EVITER LES DEPOTS SPONGIEUX

Download or read book ELECTROCRISTALLATION ET DISSOLUTION DU ZINC DANS UN ELECTROLYTE ALCALIN EN CIRCULATION written by JANE.. ZOPPAS FERREIRA and published by . This book was released on 1991 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: LE COMPORTEMENT DE DEUX TYPES D'ELECTRODE DE ZINC EN MILIEU ALCALIN A ETE ETUDIE: UNE ELECTRODE POREUSE TRAVERSEE PAR UN ELECTROLYTE ET UNE ELECTRODE MASSIVE SOUMISE A L'IMPACT DE BILLES MISES EN CIRCULATION AVEC L'ELECTROLYTE. A PARTIR DES MESURES D'IMPEDANCE ELECTROCHIMIQUE, ON MONTRE QUE L'ELECTRODE POREUSE EQUIVAUT A UN MILIEU CONSTITUE DE PORES CYLINDRIQUES DONT ON SUIT LES CHANGEMENTS DE TEXTURE EN FONCTION DE LA POLARISATION. L'EFFET DES CHOCS DES BILLES SUR UNE ELECTRODE MASSIVE POLARISEE EST ETUDIE PAR ANALYSE SPECTRALE ET TEMPORELLE DES FLUCTUATIONS. LES MESURES SIMULTANEES DES FLUCTUATIONS DE POTENTIEL ET DE RESISTANCE D'ELECTROLYTE SONT UTILISEES POUR IDENTIFIER LES CONSTANTES DE TEMPS CARACTERISTIQUES LIEES AU TEMPS D'APPROCHE DES BILLES ET A LEUR TEMPS DE SEJOUR PRES DU COLLECTEUR. TANDIS QUE L'IMPACT DES BILLES DE VERRE PROVOQUE UNIQUEMENT DES EFFETS OHMIQUES SUR LES PROCESSUS DE DISSOLUTION ET D'ELECTROCRISTALLISATION DU ZINC, LES BILLES DE ZINC PROVOQUENT, EN PLUS, DES FLUCTUATIONS DE POTENTIEL DEPOLARISANTES ET APPARAISSANT AUX FREQUENCES ELEVEES. LA MODELISATION DE CES FLUCTUATIONS MONTRE QU'ELLES SONT LIEES AU TEMPS DE RECHARGE DE LA CAPACITE DU COLLECTEUR A TRAVERS L'IMPEDANCE FARADIQUE, QUI SUIT L'ECHANGE RAPIDE DE CHARGE ELECTRIQUE PROVOQUE PAR LES CHOCS ENTRE LES BILLES DE ZINC ET LE COLLECTEUR. LES MICROGRAPHIES DES ELECTRODES POLARISEES ET LES MESURES D'IMPEDANCE MONTRENT QUE LES CHOCS DES BILLES EXERCENT EN PLUS DES EFFETS SUR LES PHENOMENES INTERFACIAUX QUI CONTROLENT LES REACTIONS SE DEROULANT SUR L'ELECTRODE DE ZINC

Download or read book Dictionary of Building and Civil Engineering written by Don Montague and published by Taylor & Francis. This book was released on 1996 with total page 472 pages. Available in PDF, EPUB and Kindle. Book excerpt: This dual-language dictionary lists over 20,000 specialist terms in both French and English, covering architecture, building, engineering and property terms. It meets the needs of all building professionals working on projects overseas. It has been comprehensively researched and compiled to provide an invaluable reference source in an increasingly European marketplace.

Download or read book Model Cellulosic Surfaces written by Maren Roman and published by OUP USA. This book was released on 2010-04-08 with total page 0 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book provides an overview of the different methods of model cellulosic surface preparation and presents recent studies on the properties of these surfaces. The topics covered are considered relatively new and would serve as the launch pad for further research in this area.

Download or read book Scientific Basis for Nuclear Waste Management XXII Volume 556 written by David J. Wronkiewicz and published by . This book was released on 1999-11-24 with total page 1370 pages. Available in PDF, EPUB and Kindle. Book excerpt: Safe and effective management of nuclear waste provides a broad range of challenges for materials science. Waste processing, waste form and engineered barrier properties, interactions between engineered and geological systems, radiation effects, chemistry and transport of waste species, and long-term predictions of repository performance are just some of the scientific problems facing modern society. This book, the 22nd in a very successful series from MRS, offers an international and inter-disciplinary perspective on the issues, and features developments in both fundamental and applied areas. Topics include: development and characterization of ceramic waste forms; ceramic waste form corrosion; glass waste form processing; glass formulation, properties and structure; glass waste form corrosion; spent nuclear fuel; performance assessment; repository backfill; flow and transport; natural analogues; container corrosion; metal waste form corrosion; radionuclide speciation and solubility; radionuclide sorption; microbial effects; radiation effects; cement waste forms and waste treatment.

Download or read book Applied Mineralogy in the Mining Industry written by W. Petruk and published by Elsevier. This book was released on 2000-11-29 with total page 287 pages. Available in PDF, EPUB and Kindle. Book excerpt: Techniques of performing applied mineralogy investigations, and applications and capabilities of recently developed instruments for measuring mineral properties are explored in this book intended for practicing applied mineralogists, students in mineralogy and metallurgy, and mineral processing engineers. The benefits of applied mineralogy are presented by using in-depth applied mineralogy studies on base metal ores, gold ores, porphyry copper ores, iron ores and industrial minerals as examples. The chapter on base metal ores includes a discussion on the effects of liberation, particle sizes and surfaces coatings of Pb, Cu, Fe, Ca and So4- on the recoveries of sphalerite, galena and chalcopyrite. The chapter on gold discusses various methods of determining the quantities of gold in different minerals, including 'invisible' gold in pyrite and arsenopyrite, so that a balance of the distribution of gold among the minerals can be calculated. This book also discusses the roles of pyrite, oxygen, moisture and bacterial (thiobacillus ferrooxidans) on reactions that produce acidic drainage from tailings piles, and summarizes currently used and proposed methods of remediation of acidic drainage.

Download or read book Remediation Case Studies written by and published by . This book was released on 1995 with total page 176 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Encapsulations written by Alexandru Grumezescu and published by Academic Press. This book was released on 2016-05-27 with total page 926 pages. Available in PDF, EPUB and Kindle. Book excerpt: Encapsulations, a volume in the Nanotechnology in the Agri-Food Industry series,presents key elements in establishing food quality through the improvement of food flavor and aroma. The major benefits of nanoencapsulation for food ingredients include improvement in bioavailability of flavor and aroma ingredients, improvement in solubility of poor water-soluble ingredients, higher ingredient retention during production process, higher activity levels of encapsulated ingredients, improved shelf life, and controlled release of flavor and aroma. This volume discusses main nanoencapsulation processes such as spray drying, melt injection, extrusion, coacervation, and emulsification. The materials used in nanoencapsulation include lipids, proteins, carbohydrates, cellulose, gums, and food grade polymers. Applications and benefits of nanoencapsulation such as controlled release, protections, and taste masking will be explained in detail. Includes the most up-to-date information on nanoencapsulation and nanocontainer-based delivery of antimicrobials Presents nanomaterials for innovation based on scientific advancements in the field Provides control release strategies to enhance bioactivity, including methods and techniques for research and innovation Provides useful tools to improve the delivery of bioactive molecules and living cells into foods

Download or read book In Situ Gelling Polymers written by Xian Jun Loh and published by Springer. This book was released on 2014-10-01 with total page 229 pages. Available in PDF, EPUB and Kindle. Book excerpt: This book presents the research involving in situ gelling polymers and can be used as a guidebook for academics, industrialists and postgraduates interested in this area. This work summaries the academic contributions from the top authorities in the field and explore the fundamental principles of in situ gelling polymeric networks, along with examples of their major applications. This book aims to provide an up-to-date resource of in situ gelling polymer research.

Download or read book Karen s New Bike Baby Sitters Little Sister 62 written by Ann M. Martin and published by Scholastic Inc.. This book was released on 2016-05-31 with total page 76 pages. Available in PDF, EPUB and Kindle. Book excerpt: From the bestselling author of the generation-defining series The Baby-sitters Club comes a series for a new generation! Yikes, My Bike! Karen is learning all about bike safety in school. She is even going to enter a bike-a-thon. But Karen’s bike is too small for her. So with Daddy’s help, Karen buys a new bike. Then Karen’s new bike is stolen. Can Karen catch the thief and get her bike back?

Download or read book Flexoelectricity in Liquid Crystals written by Agnes Buka and published by World Scientific. This book was released on 2013 with total page 299 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book intends to give a state-of-the-art overview of flexoelectricity, a linear physical coupling between mechanical (orientational) deformations and electric polarization, which is specific to systems with orientational order, such as liquid crystals. Chapters written by experts in the field shed light on theoretical as well as experimental aspects of research carried out since the discovery of flexoelectricity. Besides a common macroscopic (continuum) description the microscopic theory of flexoelectricity is also addressed. Electro-optic effects due to or modified by flexoelectricity as well as various (direct and indirect) measurement methods are discussed. Special emphasis is given to the role of flexoelectricity in pattern-forming instabilities. While the main focus of the book lies in flexoelectricity in nematic liquid crystals, peculiarities of other mesophases (bent-core systems, cholesterics, and smectics) are also reviewed. Flexoelectricity has relevance to biological (living) systems and can also offer possibilities for technical applications. The basics of these two interdisciplinary fields are also summarized.

Download or read book Scientific Basis for Nuclear Waste Management XXIII Volume 608 written by Robert W. Smith and published by . This book was released on 2000-10-09 with total page 800 pages. Available in PDF, EPUB and Kindle. Book excerpt: This long-standing symposia series has become the premier, international forum for scientific and engineering issues related to all levels and types of radioactive wastes and their management. Topics include: fuel cladding and spent nuclear fuel; container fabrication and corrosion; performance assessment; repository performance; radionuclide sorption and transport; cement-based materials and waste containment; corrosion of ceramic wasteforms; structure and characterization of ceramics; radiation effects; natural analogs; wasteform characterization and processing; and corrosion and characterization of glass wasteforms.

Download or read book Wood Adhesives written by Antonio Pizzi and published by CRC Press. This book was released on 2011-01-07 with total page 464 pages. Available in PDF, EPUB and Kindle. Book excerpt: Wood adhesives are of tremendous industrial importance, as more than two-thirds of wood products in the world today are completely or partially bonded together using a variety of adhesives. Adhesive bonding offers many advantages over other joining methods for wood components, and there has been a great deal of R& D activity in devising new wood adhesives or improving the existing ones. The modern mantra in all industrial sectors is: "think green, go green," which has attracted much attention in the wood adhesive industry. Therefore, there is also a lot of research activity in synthesizing environmentally benign and human-friendly wood adhesives. This book is divided into four parts: Part 1: Fundamental Adhesion Aspects in Wood Bonding; Part 2: Synthetic Adhesives; Part 3: Environment-friendly adhesives; and Part 4: Wood Welding and General Paper. It addresses many different types of wood adhesives, as well as bonding (welding) of wood components without adhesives, a more recent development. The information contained in this book is valuable for individuals engaged in all aspects of wood adhesion and adhesives and, hopefully, will inspire new ideas in wood adhesives, a topic of vital industrial importance.

Download or read book Organochlorine Insecticides written by F. Moriarty and published by . This book was released on 1975 with total page 324 pages. Available in PDF, EPUB and Kindle. Book excerpt: Monitoring persistent organic pollhitants; exposure and residues; variationin the intake and elimination of pollutants; the role of the thy roid in the production of sublethal effec by organochlorine insecticides and polychlorine insecticides on amimal populations; persistent percides an economic and legal analysis.

Download or read book Pandex Current Index to Scientific and Technical Literature written by and published by . This book was released on 1971 with total page 1334 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Download or read book Offshore Power Systems written by Faye H. Horn and published by . This book was released on 1974 with total page 84 pages. Available in PDF, EPUB and Kindle. Book excerpt: