Atomic and Condensed Matter Forum

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Join in expert discussion on atomic and condensed matter. Methods for atoms, molecules, condensed matter. This includes the structure of the atom, its energy states, and its interactions.
Graduate Puzzle about electron affinity in solid-state physics
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High School What happens to atoms if an object is hit?
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Graduate Spin Orbit Coupling leading to topological insulator behaviour
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High School Difference beteween Strength, Hardness and Toughness
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Graduate The Cause of X-ray crystal Diffraction
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Graduate Explanation of a quantum simulator
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Graduate Fast Neutron Reactors and Breeder Reactors
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Graduate Conduction band splitting under spin/orbit coupling
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Graduate How fast can you 'switch' between superconducting and normal modes?
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Graduate Effect of electrical field on annealing of thin film bismuth
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Undergrad Few basic questions about p-n junction
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Graduate Statistical mechanics with a negative amount of atoms
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Graduate Temperature dependence of the electrical resistivity of a metal
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Graduate Is 10 e/nm^2 a Realistic Surface Charge Density?
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Graduate Better explanation for why electrons in filled bands don't conduct?
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Graduate Are polaritons simply photons propagating in medium?
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Graduate Calculating the transmission of a 1mm thick silicon wafer at various wavelengths
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Graduate How to Calculate Detection Probability of Alpha Particles from a 241Am Source?
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Graduate Exchange and correlation and their defernces
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Graduate The story of anti-ferromagntism
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Graduate Plasma colour in a sputtering chamber
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Graduate How to find Density of states numerically?
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Graduate Why exchange-correlation effects reduces the energy?
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Graduate Heisenberg interaction Hamiltonian for square lattice
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Graduate How to Address High Weight Fraction of Secondary Phase in Rietveld Refinement?
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Graduate Metal-semiconductor junction with p-type and n-type and varying work functions
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Graduate What is The real cause of meissner effect in superconductors?
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Graduate Understanding the Bad-Cavity Limit in Hydrogen-Masers: Recommended Literature
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Graduate Exploring the Cut-Back Method: How to Measure Propagation Losses
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Graduate Why F- has less energy than F?
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Graduate Van der Waals gas is not real gas?
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Graduate Thomas-Fermi approximation and the dielectric function
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Graduate Understanding Rabi's NMR Work: Comparing Molecular Beam and Stern Methods
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Graduate Article: Higgs Boson in Superconductors
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Undergrad Graphene supercapacitor production using scotch tape
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Graduate Help wanted for calculation of graphene conductivity
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Undergrad Methods of cooling matter to extremely low temperatures
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Graduate What is the significance of the pseudospin operator in multi-atom systems?
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Graduate Understanding Coulomb Force in Plasmas
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Graduate What is probability per unit time
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Graduate Expanding atomic displacements in terms of all lattice wave modes?
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Graduate The Superfluid Nature of Helium: Why Does It Refuse to Freeze?
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Graduate Lorentzian line shape function
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High School Diffenent between binding energy and formation energy
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Graduate Question about vibrational quality of a molecule (like Deuterium Oxide) ?
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Graduate How do neutrons gain energy from phonon scattering?
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Graduate What Is the Physical Meaning of Density of States in Solid State Physics?
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Graduate RKKY Interaction: Defining $\hat{H}$
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Graduate Is the Fourier transf. of an autocorrelation functn always positive?
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Graduate Decrease permeability of ferromagnetic materials
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Graduate Physics of semiconductor in light and dark
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Graduate Free electron Theory and Boltzmann Transport equation
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Graduate Indirect exchange interactions Fourier transforms
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Undergrad About fermi levels in extrensic semiconductors.
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Undergrad Questioning Current Flow Through a Semiconductor
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Graduate Understanding Crystal Structure Basics: Q&A with the Experts
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Graduate Definition of the dielectric function in the linear response regime
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Graduate Understanding Resistivity in Superconductors
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Graduate Using RGT to Find Critical Temp/Point of 2D Ising Model
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Graduate Delocalizing Electrons: Time and Diffusion Lengths in Conduction Bands
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Undergrad Why is BOTH the electron & hole drift velocity positive?
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Graduate Clasical statistical mechanics
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Graduate Mathematical description of Refractive index in crystal/glass
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Undergrad Hall effect and semiconductors
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Graduate Pulse Sequences in NMR: Understanding π/2 and π Pulses
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Graduate What is the physical significance of dephasing in cavity QED?
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High School Question about conductors, wires and lattice of ions
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Graduate What is the meaning of a basis?
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Graduate What precisely IS reflection: what happens at the microscopic level?
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Graduate Spin of an Electron: Meaning & Quantum Number
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Graduate Transition Rate vs. Probability
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Graduate Surface Reconstruction: RHEED/LEED
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Graduate Full Width at Half Maximum (FWHM) Interpretation
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Graduate Statistical ensembles of various kinds
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Graduate Electron wavelength in superconductors
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Graduate Forbidden Electron Energies in Band Theory of Solids
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Undergrad What is meant by Early atomic models predicted noble gas stable
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Graduate Decomposition of total Wavefunction for N electron problem
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Graduate Learning Dynamical Mean Field Theory
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Graduate The definition of the density operator in Pathria
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Graduate Dimension, fluctuations, and phase transitions
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Graduate Confusion about Unit Cell Structure: Understanding Lattice and Basis Vectors
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Graduate Graphene: Displacement of atoms out of the 2D Plane
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Graduate Where Can I Find Exact Results for the Ising Model?
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Graduate Upward Band Bending in n-Type Si Contacted by Metal
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Graduate Origin of internal magnetic field in an atom
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Graduate Symmetry of E(k) in the first BZ
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Graduate Interception of 2 Energy Bands in 1st Brillouin Zone
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Undergrad Ferromagnetism versus Paramagnetism
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Graduate CPMD ( Car-Parrinello Molecular Dynamics)
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Graduate Exploring the Quantum Theory of Magnetism: From Sum to Integral
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Graduate Superfluidity, helium-3 and helium-4
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Graduate Deriving fractional atomic coordination numbers
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Graduate How does band bending occur in energy band diagrams?
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Graduate Subatomic particles infinitesimally smaller
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Graduate Band gap calculation,how to choose the Kpoints?
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Graduate Finding the star of a wave vector using group theory
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Undergrad Head Loss in Pipe - Roughness, Velocity, Length
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Graduate Cooper Pairs Spin: Questions Answered
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High School What is the difference between Hydrogen and Protium?
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