Catálogo de libros: Química

2929 Catálogo de libros: Química

Matemáticas y ciencia / Química
Libros Eliminar filtro Inglés Eliminar filtro Matemáticas y ciencia Eliminar filtro Química Eliminar filtro Quitar filtros
  • Chemistry beyond the classroom
    Jorge Angel Almeida Villegas
    The application of inorganic chemistry allows us to generate drugs such as the coordination compounds that constitute cisplatin, an important antineoplastic, or casionepines, but where these same coordination compounds serve as important catalysts for the degradation of plastics and tires, or the generation of molecules that allow us to save or generate hydrogen, a clean source...
    Disponible

    84,51 €

  • Mechanics and Analysis of Advanced Materials and Structures
    Modern materials and structures are significantly different from conventional ones. Their sizes can be orders of magnitude smaller, and their compositions are so sophisticated that traditional characteristic methods are inapplicable. Non-conventional methods are essential to tackle these issues, which must often be approached in an interdisciplinary fashion. This Special Issue ...
    Disponible

    82,62 €

  • Acacia Mearnci Wood Pyrolysis Oils
    Abdelouahhab Zeriouh / Larbi Belkbir
    The infrared technique showed that the condensed fraction from the pyrolysis of Acacia Mearncii contains mainly aliphatic, carbonyl and aromatic groups. Gas chromatography coupled with mass spectrometry enabled us to identify the major constituents of each type of condensate. We thus characterised the constituents of the condensable fraction of this wood obtained by pyrolysis i...
    Disponible

    54,90 €

  • Degradation of bleach
    Hajar Cherragui
    The study consists of studying the degradation of the chlorometric degree of bleach by the influence of several physico-chemical factors as a function of time: - Temperature; - Concentration; - Light; - Metals. According to this study, we found that metals have a greater influence on the degree of bleach than the other factors. Marketed bleach generally has a shelf life of no m...
    Disponible

    54,90 €

  • Chemistry 11 In Focus Solution Manual
    Abdul Shakur
    This book provides the solutions and answers to all the exercises and problems assigned in the textbook ’Chemistry ii In Focus’ written by Abdul J. Shakur. Written over a number of years by a veteran Chemistry teacher with over 43 years of teaching experience, Chemistry 11 in Focus provides all the essentials that would not only enable students to master grade 11 Chemistry, but...
    Disponible

    38,47 €

  • Characterization of the flour from the Babassu kernel (Orbignya sp)
    Jessyane Rodrigues do Nascimento
    Babassu is a rich source of natural resources and presents high potential for specific studies of by-products, especially those of food application, which may open space for valorisation and industrialisation of babassu derivatives, generating income and development of social technology. Considering the several potentialities of babassu, the almond can achieve a prominent place...
    Disponible

    54,90 €

  • Functional Foods as a New Therapeutic Strategy
    Ivan Cruz-Chamorro
    The articles discussed in this book show the potential health benefits of nutraceuticals, which are products containing bioactive compounds that can prevent and treat chronic diseases. This book explores various functional ingredients, including plant-derived products, mushrooms, microalgae, and goji berries, for their therapeutic, hypoallergenic, and sporting purposes. The stu...
    Disponible

    67,00 €

  • Estimation of C6H5COONa in Soft Drinks & DO & Ecoli in Drinking Water
    Priyankaraj P. K. / Saumya Varghese
    This book highlights the need for precise estimation of sodium benzoate in soft drinks. Firstly, it addresses the health concerns related to the excessive intake of sodium benzoate. Scientific studies have associated high levels of sodium benzoate consumption with adverse effects such as allergic reactions, hyperactivity in children, and possible DNA damage. Thus, monitoring an...
    Disponible

    56,21 €

  • Phytochemical study of the plant Araliopsis Soyauxii (Rutaceae)
    Carine Nicaise Nkougou Yomzak
    This work is part of a research project on the phytochemical study of the Araliopsis Soyauxii plant. This plant is used in traditional Cameroonian medicine to combat malaria. In order to enhance the value of traditional African pharmacopoeia and develop improved traditional medicines (ITMs), phytochemical studies such as this one are carried out on extracts of medicinal plant p...
    Disponible

    54,90 €

  • Design and Development of Iodide Potentio-Selectrode
    Anjana K. R. / Mariya Joseph / Saumya Varghese
    Iodine is an important component for thyroid hormone that are essential for growth, nervous system and metabolism. Iodine shortage can cause slow functioning of thyroid gland resulting in Struma, a condition of swelling of thyroid gland. Excess iodine results in abnormal heart beats, loss of weight etc. So the iodide selective electrodes play a major role in the field of analyt...
    Disponible

    56,21 €

  • Green Synthesis of Metal oxide Nano particles from Plant Extracts
    ANJANA K.R. / Saumya Varghese
    Green synthesis of metal and metal oxide nanoparticles has been a highly attractive research area over the last decade. Numerous kinds of natural extracts i.e., biocomponents like plant, bacteria, fungi, yeast, and plant extract have been employed as efficient resources for the synthesis and/or fabrication of materials. Among them, plant extract has been proven to possess high ...
    Disponible

    54,90 €

  • Fabrication of Industrially Important Nickel Coatings Composed of WS2 Nanoparticles
    Ranganatha S
    In this contribution, it is tried sketch different types of thin film fabrication technologies in general. Technological details of fabrication of thin films employing electroless method are discussed in detail, with their principles. Also, the analytical methods to characterize the deposited think films are presented here. In this view, this collection is very significant for ...
    Disponible

    60,32 €

  • Study of the degradation of palm oil during its commercialization
    FREDDY Yubahwe
    This work contributes to the study of the degradation of artisanal palm oil during its commercialization in the market. In this work, we tried to study the variation of some physico-chemical parameters of artisanal palm oil during its commercialization to the market in order to evaluate the variation of its quality over time. The results show that the values of density, water c...
    Disponible

    55,10 €

  • Reflecting on the use of ICT in initial training of chemistry teachers
    Flávia Vasconcelos / Renato Lima / Roberto Sá
    The technologies are increasingly present in the classroom, either by the use of smartphones, notebooks and/or social networks, people are always connected. The ICTs are essential in the teaching-learning process in the classroom, because they generate infinite possibilities of exploration in the pedagogical practices. However, it is verified a certain resistance of the teacher...
    Disponible

    55,10 €

  • Transition Metal Dichalcogenide Reinforced Nickel Coating
    Ranganatha S
    In this contribution, it is tried sketch different types of thin film fabrication technologies in general. Technological details of fabrication of thin films employing electroless method are discussed in detail, with their principles. Also, the analytical methods to characterize the deposited think films are presented here. In this view, this collection is very significant for ...
    Disponible

    60,32 €

  • Biological importance and synthetic overview on Imidazole hybrids
    Suman Punia / Vikas Verma
    The book entiled 'Biological importance and synthetic overview on Imidazole hybrids' describes biological studies and synthesis of imidazole hybrids. Nitrogen containing heterocycles are present in large number of biologically as well as medicinally potent molecules. Among five-membered heterocycles, imidazole has many pharmacological properties like anticancer, antibacterial a...
    Disponible

    60,70 €

  • Design and Development of Biomimetic Potentiometric Sensor for Atrazin
    Anjana K. R. / Neethu Joy / Saumya Varghese
    'Design and Development of Biomimetic Potentiometric Sensor for Atrazin' is a book that explores the creation and implementation of a specialized sensor inspired by nature, specifically biomimetic principles. Focusing on detecting the pesticide atrazine, this book delves into the design and development processes involved in constructing a potentiometric sensor that mimics natur...
    Disponible

    70,58 €

  • Study of the electronic properties of Zr(x)Si(1-x)O2 alloys
    Mawloud OULD MOUSSA
    Here, we present our numerical results of ZrxSi1-xO2 solid solutions (with x= 0-1) to predict new hypothetical tetragonal compounds of the Zircon family. We used the full potential linearized augmented plane wave (FP-LAPW) method based on DFT density functional theory in the GGA approximation as implemented in the WIEN2k code to study the structural and optoelectronic propertie...
    Disponible

    61,94 €

  • WATER-SOLUBLE CELLULOSE ETHERS
    Gappar Rahmanberdiev
    The relevance of the problem is due to the need to expand the versatility of water-soluble cellulose ethers and the field of their applications.In terms of their importance and properties, water-soluble cellulose ethers are now an independent specific group of cellulose derivatives. It should be assumed that these cellulose derivatives will receive further distribution not only...
    Disponible

    112,17 €

  • Computational-Based Studies Applied in Property/Activity Relationships
    Houmam Belaidi / lazhar Bouchlaleg / Salah Belaidi
    This work involves a basic and applied research on the two cores of the thiophene and pyrrole, the aim is to predict the chemical reactivity and biological activity and to establish a pharmacophore model for new bioactive molecules.The Computational Chemistry methods used in our work are: quantum methods, empirical methods. These methods were used to determine the structural pa...
    Disponible

    92,31 €

  • Valorization of Moroccan euphorbias
    Abdellah Ech Chahad
    The Euphorbiaceae family includes dicotyledonous plants; it comprises nearly 6,000 species divided into almost 220 genera. The Euphorbia resinijera Berg from the Middle Atlas of Morocco, is a medicinal plant known since the highest antiquity; it is it which provided the name of the genus, dedicated by Dioscorideb to Euphorbus, doctor of king Juba. In the work presented in this ...
    Disponible

    50,00 €

  • Removal of organic pollutants by natural clays
    Belkacem Benguella / Faiza Bouazza
    The work carried out in this manuscript aims to test three clays: bentonite from Maghnia, kaolin from Mila and feldspar from Guelma (Algeria) in the context of removing organic pollutants: dyes (Bimacid Red and Dianix Blue). The bentonite is selected as the clay material that has a high capacity for adsorption of organic pollutants used. The study is followed by the influence o...
    Disponible

    93,11 €

  • Chemical characteristics and antioxidant potential
    Hermann Fourier Atta Anno
    Wild mushrooms constitute one of the most important renewable non-wood resources in the diet of many populations. In this work, an ethnomycological survey was carried out in three mushroom collecting basins in central Côte d’Ivoire. The results of this survey show that: the populations of these areas have a good knowledge of mushrooms among both men and women (98%). Among the k...
    Disponible

    88,39 €

  • Environmental and Technological Aspects of Redox Processes
    Environmental and Technological Aspects of Redox Processes is a comprehensive guide to understanding the natural process of electrochemical oxidation/reduction and adsorption action in water treatment technology. The book examines the complexities of redox signaling at a cellular level and how it influences a wide range of biological processes, such as immune function, tissue r...
    Disponible

    386,97 €

  • Environmental and Technological Aspects of Redox Processes
    Environmental and Technological Aspects of Redox Processes is a comprehensive guide to understanding the natural process of electrochemical oxidation/reduction and adsorption action in water treatment technology. The book examines the complexities of redox signaling at a cellular level and how it influences a wide range of biological processes, such as immune function, tissue r...
    Disponible

    294,99 €

  • REVIEW ON SYNTHESIS AND CHARACTERIZATION OF ZINC OXIDE THIN FILMS
    Dr. Atul
    The main aim of publishing this book is to spread the knowledge attained by the undersigned amongst the interested people. There are manifold purposes of writing this book on the subject. Basically, it caters to the needs of the candidates aspiring to synthesis, characterization of materials, and for the beginners to understand the intricacies of the subject. It is observed tha...
    Disponible

    60,38 €

  • Lead Removal Study from Aqueous Solution Using Low-Cost Bio-Adsorbent
    MITAL AADESARIYA / Vijay Ram
    This study describes the use of plant waste as a bio adsorbent material for Lead ions removal from aqueous solutions. Abutilon pannosum (APL) and Grewia tenax (Forssk.) leaves (GTL) waste were used as an adsorbent after being modified by acid, base and organic solvents. Through the batch experiments the study was done as a function of pH, time, concentration of adsorbent as wel...
    Disponible

    96,09 €

  • Anti-cancer potential of wild cucumber
    Imen Touihri Barakati
    Human glioblastoma is the most common and aggressive brain tumor. This disease involves several complex physiological processes that involve membrane adhesion receptors, notably integrins. Plants have been at the origin of many active molecules that have shown their effectiveness in the treatment of various cancers. In this work, we proposed to study the anticancer effects of a...
    Disponible

    86,83 €

  • The 'Gazoul' - the green gold of Djerbians in Tunisia
    Imen Touihri Barakati
    Allium roseum, is a spontaneous species of the genus Allium and belonging to the family Alliaceae, and are among the species of the Tunisian flora. We proposed in this work to evaluate the antioxidant and antimicrobial activities of the volatile fractions and polar fractions of the different organs (leaves, flowers and bulbs) of Allium roseum var. grandiflorum Briq and to chara...
    Disponible

    61,57 €

  • Nanocomposite Materials for Functional Applications
    Jayadev S. / Kalyan Raj R. / Karthikashetty O.
    Nanomaterials are important due to their unique properties that may lead to new and exciting applications. The current scenario of the application of nanotechnology in the field of corrosion prevention of metals was reviewed here. Recent research and developments in this area are discussed in designing efficient coating materials and alloys, which provide superior resistance to...
    Disponible

    90,99 €


01 02 03 04 05 06 07 08 09 10 Última