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.
Undergrad How Do Photoelectric Cells Capture Color and Light Intensity?
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Undergrad Where did the extra 8 come from in the derivation for density of states?
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Undergrad What subfields does semiconductor physics comprise?
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Undergrad What are the general parameters for the in-medium light group speed?
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Undergrad Relevance of the Rydberg Constant?
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Undergrad Standard crystallographic notation confusion
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Undergrad Morse Potenials Energy eigenvalues
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Undergrad What optical filter to use for Raman spectroscopy?
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Undergrad Compute the optical gain of a quantum well
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Undergrad Best video lectures on SSP following Kittel
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Undergrad Concentration of Impurities in Extrinsic Semiconductor ?
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Undergrad Why Does Band Gap Energy Increase Higher Up the Periodic Table?
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Undergrad Demolecularization using antimatter
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Undergrad Molecular emission spectra database
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Undergrad Which solid configuration has the highest density of states for electrons?
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Undergrad Carbon-Carbon Bond Energies: Primary vs. Tertiary Carbon
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Undergrad Terminology - the upper state
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Undergrad Why do some elements in column 14 have different shapes than carbon?
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Undergrad The atom's stable configuration
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Undergrad What explains the sharpness of XRD peaks?
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Undergrad How can I compute edge states in the Haldane model with varying dimensions?
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Undergrad Energy needed for an Ionic Bond
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Undergrad Taylor Series for Potential in Crystals
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Undergrad Linear combinations of atomic orbitals
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Undergrad How do irrational numbers give incommensurate potential periods?
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Undergrad Quantized vortices in superfluid
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Undergrad Why is Isopropanol used after Acetone in cleaning procedures?
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Undergrad What does the wavenumber in a group velocity represent?
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Undergrad Nuclear spin coupling in molecular (protium) hydrogen
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Undergrad What is the Gruneisen Parameter in Ashcroft & Mermin Chapter 25?
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Undergrad What are spinons and orbitons in the context of electron behavior in materials?
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Undergrad Understanding Band Structure Diagrams
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Undergrad How do electrons in materials interact?
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Undergrad Why are atomic clocks so accurate?
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Undergrad Impact of superconductivity on mechanical properties?
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Undergrad What Are the Differences Between Boltzmann and Gibbs Entropies?
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Undergrad Stress problem between superconductor and wire
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Undergrad Any stable amorphous substances?
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Undergrad Is NaCl Ferroelectric Due to Its Lattice Polarization?
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Undergrad Photodiode bandwidth: why does power decrease with frequency
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Undergrad Time period of precession of Sx about B
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Undergrad Atomic Force Microscopy in hard and soft matter physics
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Undergrad Fuchs-Sondheimer Resistivity model for Nanowires
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Undergrad Some questions about electrons and the Fermi energy
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Undergrad How can ΔJ = 0 for an electric dipole transition?
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Undergrad Charge carrier density: Hall experiment vs Fermi-Dirac statistics
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Undergrad Is There a Curve For a Material's Surface Area vs. UTS
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Undergrad Question about spectrometer data
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Undergrad Understanding L&L's argument, constant current in a crystal
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Undergrad Database for magnetism and properties
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Undergrad Empty Lattice approximation/Nearly-free electron model
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Undergrad Understanding the Seebeck effect
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Undergrad Center of inversion of cubic diamond structure?
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Undergrad What are the patterns and formations seen in selected area diffraction?
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Undergrad Chemical Bonding - Wave function
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Undergrad What causes magnetism at the atomic level?
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Undergrad In what cases (precisely) are Hund's rules valid?
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Undergrad Chemical potential on a solid and its vapor pressure
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Undergrad Why is the 'work function' called a function?
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Undergrad Why Are Experimentally Measured Isotope Masses Often Not Listed?
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Undergrad Stopping power for a proton ion gun through a Boron-11 sheet 1mm thick
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Undergrad What is the Role of Superconductors in Lossless Wiring and Power Transmission?
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Undergrad Charged insulator with electrons throughout its volume?
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Undergrad Phonons and Crystal Momentum: Conservation and Quantization
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Undergrad Can I observe the atomic orbit with a universe sandbox2?
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Undergrad Fermi Energy Calculations About Non Parabolic Dispersions
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Undergrad How did Fermi calculate the strength of first nuclear explosion?
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Undergrad Debye model and reciprocal space
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Undergrad Question about the Debye model of solids
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Undergrad How come electrons and phonons lead to the heat equation?
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Undergrad Why are more x-rays made from metal than glass
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Undergrad Questions on Debye's Model of solids
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Undergrad Effective electron mass of tungsten
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Undergrad Energy Transfer Mechanism in Helium Neon Gas Laser
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Undergrad Understand Tight Binding Method: Coulomb Potential, 2D Case & More
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Undergrad Basic questions about superconductivity
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Undergrad The sign of coupling Hamiltonian in CQED
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Undergrad Noble gases with even nuclear spin form superfluids?
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Undergrad Bloch Waves within Tight Binding Approximation
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Undergrad Difference between A and B irreps
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Undergrad I understanding the meaning of Bloch waves
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Undergrad Are solar cells operated under any kind of bias or not?
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Undergrad What does this notation mean? ex: 1s:A, 1s:E
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Undergrad Temperature limits on Debye's Calculationp
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Undergrad Allowed infrared absorption in simple London crystals
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Undergrad Projection down 3 dimensions for aperiodic tiling/quasicrystal
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Undergrad Radiative and Nonradiative Transitions
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Undergrad List of hyperfine structure of the elements?
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Undergrad What are the applications of YBCO bulks?
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Undergrad How much does it cost to synthesize YBCO?
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Undergrad Relative Permitivity, Permeability & Refractive Index of Water
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Undergrad What should be continuous at the interface of two materials?
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Undergrad Do electrons have a net motion when a DC voltage is applied?
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Undergrad What is zero and infinite effective mass?
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Undergrad Flux pinning in type 2 superconducotrs
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Undergrad Emission lines and absorption lines
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Undergrad Density of States: 1-Dim Linear Phonons & Electrons Differences
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Undergrad Calculating Transition Energies from 2p to 1s: Need Help with Formula?
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Undergrad Dimensions of Angular and Radial Nodes
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Undergrad Heavy/Light Holes, what of Electrons?
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