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A Qualitative Introduction to BCS Theory of Superconductivity, by Manoj K Harbola

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Alternate Notation of Reciprocal Space, by Prathap Haridoss

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Anharmonic Effects in Crystals: Thermal Expansion and Umkclapp Processes, by Manoj K Harbola

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Anisotropy and Periodic Potential in a Solid, by Prathap Haridoss

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Application of London’s Equation, Behavior of Specific Heat and Density of States in Superconductors, by Manoj K Harbola

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Applying Periodic Boundary Condition to Bloch Wavefunction and Counting the Number of States, by Manoj K Harbola

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Applying Perturbation Theory to Free Electron Wavefunctions and Creation of Energy Gap at Zone Boundaries, by Manoj K Harbola

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Applying Perturbation Theory to Free Electron Wavefunctions and Nearly Free Electron Model, by Manoj K Harbola

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Average Energy of Phonons at Temperature T, by Manoj K Harbola

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Band Theory of Metals, Insulators and Semiconductors, by Manoj K Harbola

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Band Theory, by Soumitra Satapathi

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Bloch Wavefunction as a Linear Combination of Atomic Orbitals: Tight Binding Model-I, by Manoj K Harbola

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Bravais Lattice Types Part-1, by Manoj K Harbola

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Bravais Lattice Types Part-2, by Manoj K Harbola

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Brillouin Zones, Diffraction and Allowed Energy Levels, by Prathap Haridoss

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Calculating Carrier Density in Semiconductors-I, by Manoj K Harbola

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Calculating Carrier Density in Semiconductors-II, by Manoj K Harbola

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Calculating Electrical Conductivity of Metal Using Drude’s Theory of Electrons in Metal Part-1, by Manoj K Harbola

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Calculating the Density of States of Phonons: The Einstein’s and the Debye’s Models, by Manoj K Harbola

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Calculating the Electrical Conductivity of Metal Using Drude’s Model Part-2, by Manoj K Harbola

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Charge Carrier Density in N-Type and P-Type Semiconductors, by Manoj K Harbola

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Concept of Hole as a Current Carrier in Semiconductors-I, by Manoj K Harbola

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Concept of Hole as a Current Carrier in Semiconductors-II, by Manoj K Harbola

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Condition for Diffraction, by Prathap Haridoss

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Debye’s Model of Specific Heat of Crystals, by Manoj K Harbola

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Density of States of Phonons, by Manoj K Harbola

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Density of States Part-1, by Manoj K Harbola

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Density of States Part-2, by Manoj K Harbola

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Derivation of Wave Equation for Motion of Atoms in a Crystal, by Manoj K Harbola

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Diamagnetism in Solids, by Manoj K Harbola

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Displacement of the Atoms for the Acoustic and Optical Phonons, by Manoj K Harbola

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Donor and Acceptor Energy Levels in a Semiconductor, by Manoj K Harbola

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E Vs K, Brillouin Zones and the Origin of Bands, by Prathap Haridoss

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Electrical Conductivity and Hall Coefficient in Semiconductors, by Manoj K Harbola

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Energy Band Diagram, by Soumitra Satapathi

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Equivalence of Wave Vectors K and k+G and Reduced Zone Scheme, by Manoj K Harbola

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Ewald Sphere and Lattices in Reciprocal Space, by Prathap Haridoss

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Examples of Performing Paramagnetic Susceptibility Calculations, by Manoj K Harbola

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Experimental Determination of Phonon Dispersion Curves, by Manoj K Harbola

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Experimental Observations of Bloch Oscillations, by Manoj K Harbola

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Fermi Energy and Fermi Sphere Part-1, by Manoj K Harbola

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Fermi Energy and Fermi Sphere Part-2, by Manoj K Harbola

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Ferromagnetism in Solids, by Manoj K Harbola

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Free Electrons (Fermi Gas) in a Metal (Continuation), by Ashwin Joy

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Free Electrons (Fermi Gas) in a Metal, by Ashwin Joy

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Going beyond Free Electron Model: Periodic Crystal Potential and Bloch’s Theorem for the Wavefunction, by Manoj K Harbola

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Group Velocity of Waves and Speed of Sound in a Crystal, by Manoj K Harbola

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Hund’s Rule for Calculating the Total Angular Momentum J, Orbital Angular Momentum L and Spin Angular Momentum S for an Atom, by Manoj K Harbola

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Indexing Crystal Planes, by Manoj K Harbola

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Introduction to Different Crystal Types Part-1, by Manoj K Harbola

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