| Поиск по каталогу |
|
(строгое соответствие)
|
- Профессиональная
- Научно-популярная
- Художественная
- Публицистика
- Детская
- Искусство
- Хобби, семья, дом
- Спорт
- Путеводители
- Блокноты, тетради, открытки
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Enos Masheija Rwantale Kiremire SKELETAL NUMBERS AND LINKAGES IN CLUSTER SYMMETRY. 2020 г., 116 стр., мягкий переплет This book focuses on the application of the 4N series method to distribute ligands and or charges on skeletal elements in an isomeric structure. The book also demonstrates how the cluster containing one or more different skeletal elements can be categorized just by using one of the selected skeletal elements. This is done by a simple conversion of... | 32457 тг  |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Mahesh Balasaheb Khanvilkar and Arvind Nikumbh Synthesis and Characterization of Dilute Magnetic Semiconductors. Dilute Magnetic Semiconductors 2020 г., 84 стр., мягкий переплет Dilute magnetic semiconductors (DMSs) with reduced dimensions (nanostructures) and ferromagnetic ordering above the room temperature have recently attracted great interest for their promising applications in the emerging field of spintronics and many other spin-based devices. Ferromagnetic ordering above room temperature could be achieved by... | 24061 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Rita Szilvia Kiss,?gnes Bajza and Franciska Erd? Cationic composition of healing muds – in vitro microdialysis. Comparison of cationic composition of healing muds from different geographic regions – an in vitro microdialysis study 2020 г., 52 стр., мягкий переплет Healing muds have always played a significant role in injury regeneration, restoring health or to improve the painful symptoms by applying them on the skin surface. During this research the goal was to compare the ion composition of a novel, promising healing mud from Lib?d (Slovakia) with two other, more widely known ones, which are already used... | 15181 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Manish Shah ESR An introduction. Electron Spin Resonance 2020 г., 72 стр., мягкий переплет Electron spin resonance (ESR) spectroscopy has been used for over 60 years to study a variety of paramagnetic species. ESR otherwise known as Electron paramagnetic resonance (EPR) is a spectroscopic technique in studies of systems with unpaired electron spin (i.e. paramagnetic body). This is essence deals with transition between Zeeman levels... | 23635 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Houcine Labiadh Optical proprieties of ZnS : Cu/ZnS. 2020 г., 52 стр., мягкий переплет 3-Mercaptopropionic acid capped core/shell ZnS:Cu(3%)/ZnS doped quantum dots (QDs) where synthesized at 95 °C in basic aqueous solution using the nucleation doping approach methods. The structural and optical properties of the QDs were characterized by X-ray diffraction (XRD) which confirms the cubic phase blende, whereas transmission electron... | 22924 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Faris A. J. Al-Doghachi and Taufiq Yap Yun Hin Enhancement of Dry Reforming of Methane Using Different Catalysts. Turning CO2 to fuel 2020 г., 132 стр., мягкий переплет In this study, the conversion of methane and carbon dioxide to synthesis gas using dry reforming of methane over Ni, Pd, and Pt/MgO catalysts in different concentrations of Ce3+, Ce4+and Ni2+ was prepared via the co-precipitation of Mg and Ce nitrates, followed by impregnation with 1 wt.% each of Ni, Pd, and Pt metals to form Pt/Mg1-xNixO,... | 36414 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Girija Mangatayaru Metal Nanoparticles. The investigation into green synthesis, characterization, and applications of silver, gold and copper nanoparticles 2020 г., 120 стр., мягкий переплет Gold, silver, and copper nanoparticles have been considered an important area of research due to their unique and tunable surface plasmon resonance (SPR) and their applications in drug delivery, sensor, catalysis, antibacterial activity, photothermal therapy and immunochromatographic identification of pathogens in clinical specimens, etc.... | 32599 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия M.S.N.A. Prasad Applications of co-ordination compounds of Schiff's Bases. Applications of Schiff's base compounds 2020 г., 104 стр., мягкий переплет Schiff bases are the compounds carrying imine or azomethine (–C=N–) functional group. These are the condensation products of primary amines with carbonyl compounds and were first reported by Hugo Schiff . Schiff bases form an important class of the most widely used organic compounds and have a wide variety of applications in many fields... | 34452 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Babajide Ajayi Chromium & Vanadium Supported Catalysis of Butane Dehydrogenation. 2020 г., 144 стр., мягкий переплет To realize better economic benefits in the petrochemical industry, conversion of lower hydrocarbons such as C1 to C4 alkanes to higher value products should be investigated. This book focuses on research efforts in this direction, investigating new processes with higher efficiencies and better economic returns than current commercial processes.... | 36840 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия BHAVIN CHAVDA Co(II)Complex of Sulfamerazine, ?-picoline solvate. An Introduction to Sulfonamides 2020 г., 52 стр., мягкий переплет this is part-1 of my research work based on Synthesis, Spectroscopic Characterization, X-ray Crystallographic investigation & Hirshfeld surface of Co(II)Complex of Sulfamerazine, ?-picoline solvate. we are constantly working on organometalic chemistry and drug design field. soon we will upload our next publication which is part -2, the whole book... | 22924 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Prof. Enos Kiremire THE CONCEPT OF A CHEMICAL CLUSTER NUCLEUS. THE CONCEPT OF A CHEMICAL CLUSTER NUCLEUS 2020 г., 84 стр., мягкий переплет During the study and analysis of chemical clusters of the main group elements and transition elements using 4n series and skeletal numbers, it was discovered that the clusters portray the double capping phenomenal. This property was represented by the parameter K*= Cy+Dz where y + z = n which is equal to the total number of skeletal elements in a... | 24061 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Goitom Gebeyohannes Berhe,Yonas Chebude and Raju V. J. T. Synthesis and Characterization of Metal Complexes. 2020 г., 64 стр., мягкий переплет Vicinal dioximes have also been widely investigated as analytical reagents, compounds having columnar stacking are thought to possess semiconducting properties and, recently in macrocyclization reactions. Both the presence of mildly acidic hydroxy groups and slightly basic nitrogen atoms make (E,E)-dioximes amphoteric ligands which form... | 23350 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Bismi S. Prakash Modern Aspects of Inorganic Chemistry. "Chemistry must go beyond being a science 'and embrace the concept of' being a science for the benefit of society" 2020 г., 88 стр., мягкий переплет "Chemistry must go beyond ‘being a science’ and embrace the concept of ‘being a science for the benefit of society'". Chemistry should be multidisciplinary, interdisciplinary and even transdisciplinary, "recognizing that valuable knowledge can be found in the spaces between defined disciplines, addressing the complexity of problems and the... | 27107 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Ata Ur Rehman,Muhammad Zahir Shah and Tianyu Zhao Solar Heat Storage and Application. Thermochemical Heat Storage Study of Inorganic Hydrous Salt Materials 2020 г., 60 стр., мягкий переплет Thermochemical heat storage materials offer high-energy storage densities and clean means of long-term solar energy storage. The aim of the study is to assess the potential heat storage efficiency of salt hydrates, based on sufficient hydration/dehydration performance, water sorption, and cycliability. Pure MgSO4•7H2O, ZnSO4•7H2O, and... | 23208 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Praveen Kumar D.,Lakshmana Reddy N. and Shankar M.V. TiO2 Based Nanocomposite Photocatalysts for Efficient H2 Production. 2020 г., 148 стр., мягкий переплет This book explains the major experimental finding on synthesis, characterization and photocatalytic activity of TiO2 based 1-D nanocomposite materials for highly efficient hydrogen (H2) production under solar light irradiation. A simple and effective hydrothermal method was adopted for synthesis of one-dimensional nanostructure such as nanotubes... | 36982 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Enos Kiremire The Main group and Transition Metal elements. And their Clusters Obey the Principle of S=4n+q Series and their Skeletal Numbers 2020 г., 104 стр., мягкий переплет The study of chemical clusters has led to the discovery of skeletal numbers. The periodic groups of the main group elements and those of transition metals have been assigned skeletal numbers. Using these numbers any chemical formula of a skeletal element or groups of them even in hundreds can readily be decomposed into numbers from which simple... | 32031 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Neha Desai Hydrothermal Synthesis of TiO2 Thin Films. An Ecofriendly Approach 2020 г., 60 стр., мягкий переплет TiO2 is the most widely used TMO. Here in the present book we have discussed hydrothermal method for the synthesis of TiO2. It is a cleaner, greener and cost effective approach for the synthesis of TiO2 thin films. here in the present research we have synthesised 1D, 2D as well as 3D morphologies of TiO2 thin films. Further the optical,... | 23208 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Pallab Bhowmik Studies On Cu(II) & Ni(II) Complexes With Some N And N,O Donor Ligand. The syntheses and crystal structures of Cu(II) & Ni(II) complexes with some N and N,O donor ligands along with coligands 2020 г., 236 стр., мягкий переплет The book describes the syntheses and crystal structures of Cu(II) and Ni(II) complexes with some N and N,O donor ligands along with coligands like pseudohalides, perchlorate, chloride, hydroxo etc. The structural diversity of the species, which is dependent on the metal ion as well as on the anionic coligands, has been rationalized. The variable... | 47368 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Annemarie Balutiu Ultra thin film deposition and Evaluation Using SAM. Ultra-Thin Film Deposition of Nickel, Cobalt and Nickel-Cobalt and Evaluation Using Scanning Acoustic Microscopy 2020 г., 116 стр., мягкий переплет In the present investigation a combination of two techniquest: a classic one for the deposition of ultra thin films (i.e., electroless deposition) and a complementary non-destructive (NDE) technique for quality evaluation of the deposited films have been used for nickel-cobalt ultra thin films. The present research project focuses on the... | 32457 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Enos Kiremire THE PROOF OF THE DOUBLE CAPPING OF CHEMICAL CLUSTERS. CLUSTERS 2020 г., 68 стр., мягкий переплет The book demonstrates the power of skeletal numbers to enable the classification of clusters of the main group elements and transition metals into clans and families. The skeletal numbers are utilized to decompose a chemical formula into a whole number, from which the series formula S=4n+q and the categorization parameter K*= Cy+Dz are readily... | 23493 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Mohd. Hanief Najar A Comprehensive Guide to Coordination Chemistry, Spectra and Magnetism. Frontiers of Inorganic Chemistry 2020 г., 116 стр., мягкий переплет This book describes comprehensively the basic concepts of Coordination Chemistry. It provides a thorough discussion of bonding theories to account for the various properties of coordination compounds. Spectral properties of complexes has been explained with the help of Orgel Diagrams. The derivation of Atomic Terms along with the coupling schemes... | 32457 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Prema S. and Jasmin Sajini R. B.Pharm I semester Pharmaceutical Inorganic Chemistry. Practical Manual 2020 г., 80 стр., мягкий переплет Pharmaceutical Inorganic Chemistry is the study of all the elements and their compounds except carbon and its compounds (which is studied under organic chemistry). Inorganic chemistry describes the characteristics of substances such as nonliving matter and minerals which are found in the earth except the class of organic compounds. In other words,... | 23919 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Tejeswara Rao Voonna Chemical Speciation. Chemical Speciation of Co(II), Ni(II) and Cu(II) Complexes with MSA & PHEN in DMF and Acetonitrile Media 2020 г., 260 стр., мягкий переплет Stability constants or equilibrium constants for metal complex formation have long been employed as an effective measure of the affinity of a ligand for a metal ion in solution. The role of trace metals in biological systems is well recognized in recent years. Some of the trace metal ions like Co(II), Ni(II) and Cu(II) are essential and any... | 51125 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Enos Kiremire BORANES AND THE SKELETAL VALENCY OF FIVE. 2020 г., 112 стр., мягкий переплет The book analyses Borane clusters using skeletal numbers, the K(n) of a borane cluster is calculated. This Parameter is utilized to derive six equations which are used to calculate cluster valency electrons, it is also used to generate a skeletal isomeric shape of the cluster. Hydrogen atoms and charges if available can readily be distributed on... | 32315 тг |
 | Отрасли знаний: Естественные науки -> Химия -> Неорганическая химия Heba Abo Ebtehan Functionalized Amine Mesoporous Silica SBA-15 Supporting Metal Oxides. 2020 г., 80 стр., мягкий переплет Meso, has been adopt by IUPAC to defined porous materials with pore sizes between 2.0 and 50.0 nm SBA-15 Mesoporous Silica Is extensive area for many research, such as adsorption, chromatography , separation, catalysis, drug delivery, sensors, and gas storages. because it has large specific surface areas (500-1000m2g-1), pore sizes (from 2 to30... | 15207 тг |
