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.
Undergrad Empty Lattice approximation/Nearly-free electron model
  • · Replies 2 ·
Replies
2
Views
4K
Graduate Observables in condensed matter (QFT)
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad Understanding the Seebeck effect
  • · Replies 8 ·
Replies
8
Views
2K
Graduate Universal Quantum Phenomena found in Strange Metals
  • · Replies 0 ·
Replies
0
Views
2K
Undergrad Center of inversion of cubic diamond structure?
  • · Replies 1 ·
Replies
1
Views
4K
Undergrad What are the patterns and formations seen in selected area diffraction?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Chemical Bonding - Wave function
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Understanding the Edelstein Effect: Get the Answers You Need
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Phase transition under pressure?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad What causes magnetism at the atomic level?
  • · Replies 3 ·
Replies
3
Views
4K
Graduate Partition function for a driven oscillator?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad In what cases (precisely) are Hund's rules valid?
  • · Replies 3 ·
Replies
3
Views
4K
Undergrad Chemical potential on a solid and its vapor pressure
  • · Replies 3 ·
Replies
3
Views
2K
High School Comparing sizes of atoms of an apple the size of the Earth
  • · Replies 1 ·
Replies
1
Views
3K
High School The physical properties of diamonds: no melting point?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Using atoms for information storage
  • · Replies 2 ·
Replies
2
Views
2K
High School What is the work function of graphene sheets?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate What Is the Atomic Equivalent of the Wood-Saxon Potential?
  • · Replies 1 ·
Replies
1
Views
2K
High School Breaking Down the Mystery of Ice VII Nucleation
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad Why is the 'work function' called a function?
  • · Replies 8 ·
Replies
8
Views
4K
Graduate How is the inversion Channel formed in SOI Mosfet?
  • · Replies 4 ·
Replies
4
Views
3K
Undergrad Why Are Experimentally Measured Isotope Masses Often Not Listed?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Quantum Confinement Effect and Density of States
  • · Replies 6 ·
Replies
6
Views
3K
Undergrad Stopping power for a proton ion gun through a Boron-11 sheet 1mm thick
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Fraunhofer's multiple slits versus atomic scatteres (diffraction theory)
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad What is the Role of Superconductors in Lossless Wiring and Power Transmission?
  • · Replies 12 ·
Replies
12
Views
2K
Graduate Metal or Insulator: Examining Resistance in Multiple Directions
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Nonlinear susceptibility and group reps
  • · Replies 2 ·
Replies
2
Views
3K
Graduate Relative magnetization and a Face Centered Cubic lattice
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Electron spin resonance in metals
  • · Replies 16 ·
Replies
16
Views
3K
Undergrad Charged insulator with electrons throughout its volume?
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Does the Material Cu2OSeO3 Have a Solid-Liquid Critical Point?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate How to evaluate path integrals numerically?
  • · Replies 12 ·
Replies
12
Views
3K
Undergrad Phonons and Crystal Momentum: Conservation and Quantization
  • · Replies 9 ·
Replies
9
Views
5K
Graduate Why does Efm shift in MOSFETs?
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Silicon band structure for both ibrav 0 and ibrav 2
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Physics of Topological Insulators and Superconductors
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Is there a topological insulator without Spin Orbit Coupling (SOC)?
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Band Gap Vs Pressure: Proskite Compounds
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Can I observe the atomic orbit with a universe sandbox2?
  • · Replies 2 ·
Replies
2
Views
1K
Undergrad Fermi Energy Calculations About Non Parabolic Dispersions
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad How did Fermi calculate the strength of first nuclear explosion?
  • · Replies 1 ·
Replies
1
Views
2K
High School Experimental Virial Equation for real gases
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Why is the 4p to 3s Transition Not Allowed in the Grotrian Diagram for Hydrogen?
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Central Equation Derivation: NxN Matrix?
  • · Replies 6 ·
Replies
6
Views
7K
Graduate Energy gap between energy bands in solid state physics
  • · Replies 4 ·
Replies
4
Views
6K
Graduate Scherrer's Equation: Theta Units Explained
  • · Replies 6 ·
Replies
6
Views
2K
Undergrad Debye model and reciprocal space
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Two questions on Feynman diagram and Green's function
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Question about the Debye model of solids
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad How come electrons and phonons lead to the heat equation?
  • · Replies 15 ·
Replies
15
Views
5K
Undergrad Why are more x-rays made from metal than glass
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Questions on Debye's Model of solids
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What Does 1D Mean in the Term Symbol 2p2 1D for Helium?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Effective electron mass of tungsten
  • · Replies 3 ·
Replies
3
Views
3K
Undergrad Energy Transfer Mechanism in Helium Neon Gas Laser
  • · Replies 4 ·
Replies
4
Views
3K
High School I want to know about cold finger cryostat?
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Diffraction on periodic Structures
  • · Replies 32 ·
2
Replies
32
Views
5K
Undergrad Understand Tight Binding Method: Coulomb Potential, 2D Case & More
  • · Replies 1 ·
Replies
1
Views
3K
High School My Third Post: Change of Intermolecular Distance?
  • · Replies 4 ·
Replies
4
Views
2K
High School Magnons: Alternative to Electrons for Circuit Design
  • · Replies 1 ·
Replies
1
Views
1K
Undergrad Basic questions about superconductivity
  • · Replies 10 ·
Replies
10
Views
3K
Undergrad The sign of coupling Hamiltonian in CQED
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Photovoltaic Effect in CdS or CdSe
  • · Replies 3 ·
Replies
3
Views
3K
High School Can graphene be used as a template for graphene growth
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Noble gases with even nuclear spin form superfluids?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Bloch Waves within Tight Binding Approximation
  • · Replies 1 ·
Replies
1
Views
2K
Graduate The hermicity of a k.p matrix?
  • · Replies 2 ·
Replies
2
Views
3K
Graduate The k direction in a k.p model ?
  • · Replies 4 ·
Replies
4
Views
3K
Graduate Incorrect Hybrid Polariton Dispersion Results
  • · Replies 16 ·
Replies
16
Views
3K
Graduate What's the meaning of "Incompressible" for FQHE?
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Help with determination of crystal orientation
  • · Replies 5 ·
Replies
5
Views
2K
Graduate Viscosity from DFT (VASP) using the Green-Kubo relation
  • · Replies 8 ·
Replies
8
Views
4K
Graduate Symmetries of a Diamond Unit Cell - Point Group Confusion
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Size of nuclei wave function in a crystal
  • · Replies 1 ·
Replies
1
Views
3K
Graduate Mott insulators and electron-electron insulators
  • · Replies 1 ·
Replies
1
Views
2K
Graduate Derivation of the Heisenberg equation for electron density
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Difference between A and B irreps
  • · Replies 4 ·
Replies
4
Views
2K
Undergrad I understanding the meaning of Bloch waves
  • · Replies 1 ·
Replies
1
Views
3K
Undergrad Are solar cells operated under any kind of bias or not?
  • · Replies 3 ·
Replies
3
Views
6K
Undergrad What does this notation mean? ex: 1s:A, 1s:E
  • · Replies 1 ·
Replies
1
Views
1K
High School Is this real verified science?
  • · Replies 5 ·
Replies
5
Views
2K
Undergrad Temperature limits on Debye's Calculationp
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Allowed infrared absorption in simple London crystals
  • · Replies 2 ·
Replies
2
Views
2K
Graduate Subtract Radiated from Background Spectrum to Analyze Absorption Spectrum
  • · Replies 12 ·
Replies
12
Views
3K
Graduate Surface states of 3D topological insulators
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Measuring Viscosity via the Speed of Sound
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad Projection down 3 dimensions for aperiodic tiling/quasicrystal
  • · Replies 1 ·
Replies
1
Views
2K
Graduate What resources are available for using DFT to study 1D materials in physics?
  • · Replies 2 ·
Replies
2
Views
2K
Undergrad Radiative and Nonradiative Transitions
  • · Replies 3 ·
Replies
3
Views
4K
High School The Nature of Reality: Understanding the Behavior of Subatomic Particles
  • · Replies 22 ·
Replies
22
Views
4K
Graduate Charge density of carbon nanotubes and graphene
  • · Replies 3 ·
Replies
3
Views
2K
Graduate Bloch theorem proof with V(x)=V(x+ma)
  • · Replies 5 ·
Replies
5
Views
3K
Graduate Band diagram, conductivity tensor
  • · Replies 3 ·
Replies
3
Views
3K
Graduate Why do we need to know "two-bands" Hall coefficient and magn
  • · Replies 2 ·
Replies
2
Views
3K
Undergrad List of hyperfine structure of the elements?
  • · Replies 4 ·
Replies
4
Views
2K
Graduate Is Block Spin Still ±1 in Ising Model?
  • · Replies 3 ·
Replies
3
Views
2K
Undergrad What are the applications of YBCO bulks?
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad How much does it cost to synthesize YBCO?
  • · Replies 17 ·
Replies
17
Views
3K
Graduate Question about energy transfer between Rare-Earth ions
  • · Replies 5 ·
Replies
5
Views
2K