Atomic and Condensed Matter Forum

Post thread
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 Ionize hydrogen gas with 405 nm laser?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Calculation of alpha particles from 226-Ra decay
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Finite difference Schrodinger equation
  • · Replies 4 ·
Replies
4
Views
2K
High School Can Atom Sizes Be Manipulated?
  • · Replies 18 ·
Replies
18
Views
2K
Graduate Does the Kubo Formula Calculate Conductivity for Antennas or Photodetectors?
  • · Replies 2 ·
Replies
2
Views
6K
Graduate How Does Dielectric Confinement Affect Semiconductor Properties?
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad Unit conversion - stress-wave propagation speed
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Overpowering my laser makes it dimmer, why?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Momentum in two different k-points
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Meaning of "quasi-two-dimensional structure" of cuperates
  • · Replies 2 ·
Replies
2
Views
4K
Undergrad Holes as positive charge carriers in semiconductors
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Light and Heat Generation of Elements
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Underdoped Cuprates: Meaning & Explanation
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Self-energy for two correlators
  • · Replies 1 ·
Replies
1
Views
995
Graduate Bravais lattices in 2 dimensions (and 3 dimensions)
  • · Replies 3 ·
Replies
3
Views
5K
Undergrad What material did Lexus use for their hoverboard's superconductor?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Are repulsive Van der Waals forces as common as attractive ones?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate How Does Continuous Lasing Action Work in Solid State Lasers Like Nd:YAG?
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad What happens if an atom's electron configuration remains unstable?
  • · Replies 10 ·
Replies
10
Views
5K
Graduate Graphene Hamiltonian: Eq.(1) in PRB 81, 205444
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Continuity vacuum level at interface
  • · Replies 11 ·
Replies
11
Views
5K
Graduate Calculation of absorption coefficients of gases at moderate temperatures
  • · Replies 2 ·
Replies
2
Views
2K
Graduate What is the Fermi level in semiconductors?
  • · Replies 12 ·
Replies
12
Views
6K
Graduate Phonons and classical non-locality?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Phonon frequency spectrum distribution
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Ferromagnetic Heisenberg Model
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Electron affinity, work function, band gap
  • · Replies 3 ·
Replies
3
Views
15K
Graduate Magnetic Monopoles: Investigating Spin-Ice Evidence
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Is it possible to shift the fermi level?
  • · Replies 5 ·
Replies
5
Views
5K
Undergrad Why is the electric field zero outside of depletion region?
  • · Replies 24 ·
Replies
24
Views
6K
Undergrad Where does the energy in LED come from?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Exploring the Role of Z2 Invariant and Edge States in Topological Insulators
  • · Replies 3 ·
Replies
3
Views
4K
Graduate Can a silver atom be physisorbed to its surface?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Does n type doping decrease or increase the bandgap?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Do dimensions of a piezoelectric material affect voltage?
  • · Replies 2 ·
Replies
2
Views
2K
High School MPA calculation VS MPA listed on materials
  • · Replies 4 ·
Replies
4
Views
1K
Graduate How are solids held together and what determines their stability and structure?
  • · Replies 8 ·
Replies
8
Views
3K
Graduate Raman Spectra: Stokes vs Anti-Stokes - Get Answers Here!
  • · Replies 2 ·
Replies
2
Views
3K
Graduate How is the frequency unchanged in elastic wave scattering with a crystal?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Band decomposed charge density
  • · Replies 4 ·
Replies
4
Views
5K
Graduate Material that changes transparency when lased from side?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate What is the "unoccupied band" referring to in this paper?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Uncrossing of Fermi level by d-electrons of Cu, Ag, Au
  • · Replies 10 ·
Replies
10
Views
2K
Graduate Calculating Atom Coordinates in Silicene: What Information is Needed?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Constitutive behavior of elasto-plastic vs visco-elastic?
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Building 6H-SiC, does this look right?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Why energy band diagram is flat?
  • · Replies 20 ·
Replies
20
Views
5K
Graduate Phonons & Collective Oscillations: Locality Experiments
  • · Replies 9 ·
Replies
9
Views
3K
Graduate Conduction and valence bands in semiconductors
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Examples of First-Order *Electronic* Phase Transitions?
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Why is Graphene useful although it should be very thin?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Calculating absorption cross sections
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Neutral and charged exitons (trions)
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Dielectric constant in few-layer and in bulk materials
  • · Replies 1 ·
Replies
1
Views
1K
Graduate Why are core electrons removed from atoms on X-ray irradiation in XPS?
  • · Replies 6 ·
Replies
6
Views
2K
Graduate What theories in solid state should every physicist know?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Reciprocal of the reciprocal lattice is the original lattice
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Questions on Rs measurement by four point probe device
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Optical Pumping & Laser Wavelengths
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Find Optic Laser Material That Responds to Perpendicular & Parallel Light
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Solid electron wavefunction localization vs delocalization
  • · Replies 1 ·
Replies
1
Views
3K
High School Atomic Structure: Does an Atom Have Matter and Charge?
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Diffusion, concentration profile
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How to write electron hole Hamiltonian into quasi-boson?
  • · Replies 1 ·
Replies
1
Views
1K
Graduate How to find reciprocal lattice vectors
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Are Di-Atomic Molecules spherical?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Gibbs and Helmholtz energies of a superconductor
  • · Replies 7 ·
Replies
7
Views
2K
Graduate Help: What is Band-Edge and Near-Band-Edge Emission?
  • · Replies 1 ·
Replies
1
Views
12K
Graduate What Causes the Forbidden Gap in Semiconductors?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Topological phase and spontaneous symmetry breaking coexist?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Quantum Cascade Lasers: Intersubband Transitions
  • · Replies 3 ·
Replies
3
Views
2K
Graduate How can I solve the problem with Fourier transforms in critical phenomena?
  • · Replies 9 ·
Replies
9
Views
2K
Graduate Emergent Qualities Mapped to Atomic Properties
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Ionization and electron affinity
  • · Replies 11 ·
Replies
11
Views
2K
Graduate How "plastic" do you think heated rocks become?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Raman Shifts of Metals for PhD Students
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Optical Stimulated Luminescence
  • · Replies 2 ·
Replies
2
Views
1K
Graduate A question about strain in graphene
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Understanding the Peierls-Nabarro Barrier: Explanation and References
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Density of States of a metal at Fermi level
  • · Replies 6 ·
Replies
6
Views
7K
Graduate Thermionics disobeying laws of thermodynamics
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What is a hardening function? What does it represent?
  • · Replies 2 ·
Replies
2
Views
5K
Graduate Thermal motion of graphite atoms
  • · Replies 1 ·
Replies
1
Views
1K
High School Question about three states of matter
  • · Replies 11 ·
Replies
11
Views
3K
Graduate Does a Completed Electron Orbital Differ?
  • · Replies 4 ·
Replies
4
Views
1K
Undergrad Metals: Physicochemical Properties for Catalytic Conversions
  • · Replies 3 ·
Replies
3
Views
1K
Graduate Current and Quantum Hall Effect
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Can Computer Simulations Revolutionize Material Design?
  • · Replies 3 ·
Replies
3
Views
1K
Graduate A question about band structure silicene
  • · Replies 14 ·
Replies
14
Views
3K
Graduate Problem with Fourier bessel transform of Yukawa potential
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Average energy vs Energy of average
  • · Replies 2 ·
Replies
2
Views
1K
Graduate What are Valley Degrees of Freedom in Semiconductor Bands?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Lyapunov exponent -- Numerical calculations
  • · Replies 5 ·
Replies
5
Views
1K
Graduate How is the b term used in the van der Waals equation?
  • · Replies 18 ·
Replies
18
Views
2K
Undergrad Electron Configuration of Filled Valence Electron Orbitals
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Does the concept of hole current hold up in metals?
  • · Replies 2 ·
Replies
2
Views
1K
Graduate Does DOS depend on Temperature?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Phonon Dispersion Relation: Reflection of Photons Explained
  • · Replies 1 ·
Replies
1
Views
2K
Graduate How Do Landau Levels Function in Solid State Band Theory?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What distinguishes a polaron from an electron?
  • · Replies 3 ·
Replies
3
Views
2K