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.
High School Why aren't molecular vibrations synchronized in a way that can be observed?
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Graduate Ashcroft and Mermin's chapter 3, difficulties....
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Undergrad What is an optically active electron?
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Undergrad Laue Diffraction Intensity Distribution
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Undergrad GPS and Cs atomic clock question
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Graduate Determining Superfluid/Normal Fluid & Critical Velocity of 4He
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Graduate What is the significance of tilted vortex lines in superconductor vortexes?
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Undergrad What Are the Best Resources to Understand Resonant Tunneling Diodes?
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Graduate Semiconductor temperature
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High School A couple of questions about diodes and the depletion region
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High School Absorption bands of liquid and vapor water
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Graduate Can Relative Permittivity of Aluminum Be Calculated from Its Plasma Frequency?
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High School What Surprised Geiger in the Gold Foil Experiment on Atom Structure?
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Undergrad Regarding the precision and accuracy of Atomic mass
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Undergrad Rotational Spectra: ΔJ Selection Rule & Emission Part
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Undergrad Relationship between the depletion region and the band gap of a diode?
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Graduate Surface excitons on dielectric surfaces/interfaces
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Undergrad P & Q branches confusion in rovibrational transitions + rant
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Undergrad What Determines the Breakability of Sulfur Clumps at the Atomic Level?
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Graduate Dependence of loss factor tan(δ) upon H in MnZn ferrites
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Graduate Anderson model with no hybridization
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Graduate Why is the nearest hopping kept real in Haldane model?
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Graduate The analytical linear tetrahedron method?
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Undergrad Detectable interference between counter-propagating modes
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Undergrad Can Higher Beam Energies Revolutionize Semiconductor Doping Techniques?
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Graduate Self-Teaching Topological Insulators/Phases/Symmetry
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High School What is the utility of grounding in this Transistor case?
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Graduate 'Massless' Electrons in Graphene
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Undergrad How Does Weiss Molecular Field Theory Model Magnetization Symmetry?
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Graduate Semiconductor can be a conductor
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Graduate Determination of photoelectron counts from the ARPES signal
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Undergrad Understanding AC and Optical Conductivity: Conflicting Information Clarified
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Undergrad Mass of Holes: Measuring Physically
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Graduate Lattice non-perturbative definition
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Undergrad Is There an Analogous Law for X-ray Diffraction Minima?
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Graduate Understanding Effective Mass in Crystal Potentials
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Undergrad Understanding the Born-Oppenheimer Approximation: A Mathematical Proof
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Graduate Difference between conduction & convection current density?
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Graduate Phonon-assisted energy transfer between lanthanides
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Graduate Question on Drift-Diffusion Equation
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Undergrad How to simulate a lattice with boundary conditions?
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Graduate Origin of the polarization in BaTiO3 unit cell
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Graduate Calculating asymptotic behavior of a correlation function
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Graduate Why electrical polarization can be expressed as Berry phase?
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High School What is the relation between wavelength and orbital?
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High School How to create a material with specific characteristics
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Undergrad Why is the parabolic shape of holes broader than that of electrons?
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Undergrad Cyclotron resonance and Landau Levels
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Undergrad Help with Hohenberg-Kohn Theorem
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High School Could Copper's 29th Ionization Energy Be Used to Create Uranium-235?
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High School Condensed matter in a Black Hole
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Undergrad Difference between binding energy and ionization energy
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Undergrad Why isn't the depletion layer width equal in the p and n
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Graduate Convergence of lattice Ising model
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Graduate What frequencies allow for the long wavelength limit in solid state physics?
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Graduate Eigenvectors of a Floquet Hamiltonian
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Undergrad How can I obtain the reciprocal lattice of graphene?
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Undergrad Derivation of the atomic nucleus formula
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Undergrad How Does Rubidium's Electron Spin Affect Its Energy Levels?
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High School Removing a proton from mercury
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High School What is the significance of a propagating Majorana mode in topological qubits?
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Undergrad Band theory and qualitative character of bands
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Undergrad Is it theoretically possible to measure polariton mass?
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Graduate How to get Peierls substitution in edge state?
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Undergrad Miller indices for hexagonal crystal systems
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High School Electrical Breakdown: Insulator Behavior After High Voltage
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Graduate Detecting Single Phonons: Is It Possible?
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Undergrad Delay in normal-to-Meissner state
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Graduate Pierels substitution integral approximation
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Graduate Understanding JFET Biased Junctions and Bandstructure for Exam Preparation
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Graduate Exploring Breit Interactions: Books for Conceptual Understanding and Application
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High School Why Negative Hydrogen/Deuterium Ion Generators?
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High School The first light atomic nucleus with a second face
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Undergrad Why is gold heavier than lead?
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Undergrad Does the electron generated by the donor have no role?
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Graduate Discover the Density and Specific Heat Properties of CuMn | Data Search Included
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Undergrad Why is the absorption depth for GaAs more than for Germanium?
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Graduate Wulff construction for surface energy dependent on depth
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Graduate Black hole as topological insulator
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Undergrad What is the main role of doping in a solar cell?
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Graduate Give some ideas on project about spectroscopy
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Graduate Change of ε with pressure for Semiconductors
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Graduate Solids with different sound velocity at diffrent tempratures
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Graduate Localized states and density of states
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High School Understanding Input Signals in Transistors
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High School Question in Franck and Hertz Experiment
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High School Pressure of Bose-Einstein condensate
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Graduate Multiplication and Addition to get an integer
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Undergrad Longitudinal resistivity in Integer Quantum Hall Effect
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Graduate Impact of crystal defects on band diagram.?
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Graduate What Causes the Plateaus and Zeros in the Quantum Hall Effect?
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Graduate How to think about a Brillouin Zone?
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High School Calculating Orbital Radius for Hydrogen Atom with Given Angular Velocity
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High School What's the energy source for the Van der Waals' forces?
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Graduate Fourier Transforming a HgTe 2D Hamiltonian
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Graduate Conductive metals that are not prone to sputtering
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High School J.J. Thomson's Coaxial Cylinders
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Undergrad What is the origin of Van der Waals force?
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Graduate Best coil design for homogeneus NMR RF pulse on liquid discs
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Undergrad Why are core electrons ejected by gammas
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