Browsing Natural & Life Sciences by Title

Now showing items 23-42 of 706

  • Abiotic Factors 

    Narula, L. (Laxmi) (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Introduction, Physical factors, Climatic regime, Atmosphere, Chemical factors, Inorganic substances, Organic substances, Laws of limiting factors, Temperature, Light, Humidity, Precipitation, Edaphic ...

  • Achieving Public Dialogue 

    Not available (The Open University (OUUK), 2011)
    There are a wide range of interactions between ‘science’ and ‘the public’. Examples range from visiting a museum, or indulging in a science-related hobby, to reading a newspaper article about a breakthrough in the techniques ...

  • Acid-base equilibria and calculations 

    Lower, S. (Stephen) (2014-04)
    ; Proton donor-acceptor equilibria ; The fall of the proton ; Quantitative treatment of acid-base equilibria ; Acid-base titration; Acid- and base neutralizing capacity; Graphical treatment of acid-base problems; Acid-base ...

  • Acid-base equilibria of the aquatic environment 

    Lower, S. (Stephen) (2014-04)
    Proton donor-acceptor equilibria; pH and the proton free energy; Quantitative treatment of acid-base equilibria; Mixtures of conjugate acids and bases; Logarithmic concentration diagrams; Acid- and base neutralizing ...

  • Acid-base without algebra 

    Lower, S. (Stephen) (2014-04)
    Introduction: why bother?; Getting started: plotting the pH; Acetic acid: constsructing the plot; Acetic acid: pH of HAc and NaAc solutions ; Acetic acid: titration curve; Ammonium formate: a "weak-weak salt; Oxalic acid: ...

  • Acids, Bases and Non-Aqueous Solvents 

    Upadhya, K. N. (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Introduction; Arrhenius Concept; Bronsted-Lowry Concept of Acids and Bases; Solvent-System Concept; Aprotic Acids and Bases; Lux-Flood Acid-Base Concept; Strength of Bronsted Acids and Bases; Relative Strengths ...

  • Addiction and Neural Ageing 

    Not available (The Open University (OUUK), 2011)
    This unit looks at two topics that are of immense worldwide social, economic, ethical, and political importance – ‘addiction’ and ‘neural ageing’. You will develop a Master's level approach to the study of specific issues ...

  • Advance Analytical Course 

    Vankar, P. S. (Padma S.) (National Programme on Technology Enhanced Learning (NPTEL), 2014-02)
    40 lectures will be used to cover topics such asmethods different aspects of analytical chemistry involving tracedetection techniques, mainly application of chromatography and pectroscopy. The course ...

  • Advanced Characterization Techniques 

    Biswas, K. (Krishanu) (National Programme on Technology Enhanced Learning (NPTEL), 2016-01)
    This course contains 15 modules covering topics including: Advanced Diffraction Techniques: SAXS, SANS, LEED, RHEED, EXAFS, Advanced Surface Characterization Techniques: XPS,AES, SIMS, Advanced Microscopic Techniques: TEM: ...

  • Advanced Clinical Proteomics 

    Srivastava, S. (Sanjeeva) (National Programme on Technology Enhanced Learning (NPTEL), 2014-01)
    Modules/Lctures : Genomics to Proteomics; Basics of Amino acids and Proteins; Proteins to Proteomics; Sample Preparation for Proteomic Analysis; Gel‐based Proteomics; Difference In‐Gel Electrophoresis for Quantitation of ...

  • Advanced Gas Dynamics 

    Mukherjee, R. (Rinku) (National Programme on Technology Enhanced Learning (NPTEL), 2013-04)
    Modules / Lectures : Introduction to Gas Dynamics & Review of Basic Thermodynamics ; An introduction to Normal Shocks ; The Mach Number and Compressible Flow ; The relation of physical properties across ...

  • Advanced Statistical Mechanics 

    Santra, S. B. (National Programme on Technology Enhanced Learning (NPTEL), 2014-02)
    Modules / Lectures : Statistical Mechanics: A brief overview ; Phase Transition and Critical Phenomena ; Critical exponents and exponent inequalities ; Models and Universality ; Mean field theory ; Tranfer ...

  • Afferent and Efferent Nerves 

    Meal, A. (Andy) (University of Nottingham, 2011)
    This learning object compares and contrasts afferent and efferent nerves of the peripheral nervous system, and is used as part of the level 1 Biological Sciences module delivered by the School of Nursing, Midwifery and ...

  • Agroforestry 

    Tewari, S. K. (Salil K.) (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Introduction; History of Agroforestry in India; Traditional Agroforestry Systems in India; Agroforestry in Recent Past; Scope of Agroforestry; Features of Agroforestry; Significance of Agroforestry; Benefits ...

  • Alcohols, Phenols, Ethers and Epoxides 

    Jain, S. C. (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Monohydric Alcohols ; Preparation of Alcohols ; Acidic nature of alcohols ; Distinction between Primary, Secondary and Tertiary Alcohols ; Individual Alcohols ; Ethers ; Epoxides ;

  • Aldehydes and Ketones 

    Bhushan, R. (Ravi) (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Nomenclature ; Common and IUPAC names for some simple molecules ; Structural formulas from names ; Methods of preparation ; Ketones ; General properties and reactions of aldehydes and ketones Acidic Hydrogens ;

  • Alkyl Halides and Aryl Halides 

    Srivastava, A. (Anju) (National Institute of Science Communication and Information Resources (NISCAIR), 2014-05)
    Structure of Alkyl Halides; Classification and Nomenclature of Alkyl Halides ; Preparation of Alkyl Halides ; Physical Properties ; Reactions of Alkyl Halides ; Substitution Reactions; Elimination Reactions; ...

  • All about acids and bases 

    Lower, S. (Stephen) (2014-04)
    1- Introduction: What is an acid? What is a base? 2- Aqueous solutions: pH and titration 3- Proton donors and acceptors 4- Competing for the proton: acid-base reactions 5- Electron pairs: Lewis acids and bases 6- Types ...

  • All about chemical bonding 

    Lower, S. (Stephen) (2014-04)
    1- Molecules: properties of bonded atoms 2- Models of chemical bonding 3- The shared-electron covalent bond 4- Polar covalence, ionic solids 5- Molecular geometry 6- The hybrid orbital model: introduction 7- More on hybrid ...

  • All about chemical equilibrium 

    Lower, S. (Stephen) (2014-04)
    1- Introduction to chemical equilibrium 2- The Le Châtelier principle 3- K and Q: what's the difference? 4- Writing and understanding equilibrium expressions 5- Understanding equilibrium calculations