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 How Does the Two-Particle Green Function Relate to Hartree-Fock Theory?
  • Rzbs
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Graduate Antiferromagnetic ground state due to superexchange
  • physlosopher
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Graduate Graphene wavefunction expressed in tight binding form
  • PRB147
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Graduate Clarifying question about surface states
  • mt42
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Graduate Help with the Derrick scaling argument and topological solitons
  • JackHolmes
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Undergrad Topological Defects: Can They Induce Phase Transitions?
  • Trollfaz
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Graduate DFT calculations for metal oxide semiconductors and graphene oxide
  • Azhar007
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Undergrad How does contact occur at the atomic level?
  • Johnny5454
  • · Replies 27 ·
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High School What occurs when electrons stop orbiting the nucleus?
  • CuriousS
  • · Replies 6 ·
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Undergrad Thermal penetration depth experiment
  • Tylercc
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Undergrad How can I calculate the lattice parameter for building Argon atoms using LAMMPS?
  • positroncascade
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Undergrad Are the electrons in the conduction band completely free?
  • jaumzaum
  • · Replies 11 ·
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Undergrad Energy of Conduction and Valence Band in Opposing Directions
  • Athenian
  • · Replies 6 ·
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Graduate Relativistic Effects on Particles and Gases
  • Sabertooth
  • · Replies 18 ·
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Undergrad Phonon Number Conservation in a Single Mode Oscillation Experiment
  • dRic2
  • · Replies 7 ·
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Undergrad Bose Einstein Condensate For Oxygen 16 and Oxygen 18
  • James Essig
  • · Replies 1 ·
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High School Why don't solids always stick together?
  • Amaterasu21
  • · Replies 5 ·
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Undergrad Damage threshold of short pulses....
  • fog37
  • · Replies 4 ·
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Graduate Laser Ablation of a fused silica surface
  • Sciencestd
  • · Replies 10 ·
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Undergrad Confused about fluorescence at resonance
  • Malamala
  • · Replies 5 ·
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5
Graduate A derivation in Stoner's "The Demagnetizing Factors for Ellipsoids"
  • MathematicalPhysicist
  • · Replies 8 ·
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Undergrad Bose-Einstein condensate diagram
  • Jufa
  • · Replies 7 ·
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Undergrad Power Broadening: Explained & Resources
  • Malamala
  • · Replies 1 ·
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High School Is there a Relativistic Quantum Chemistry Table?
  • shintashi
  • · Replies 1 ·
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Undergrad Error on a transition frequency
  • Malamala
  • · Replies 5 ·
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Graduate Calculating Spin Texture in Wien2K for TI Bi2Te3
  • pjf
  • · Replies 1 ·
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Graduate Deriving Ginzburg-Landau Theory from BCS: A Simplified Approach
  • Demystifier
  • · Replies 13 ·
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Graduate What Is the Significance of ε(∞) in Plasma Dielectrics?
  • Fnux
  • · Replies 1 ·
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High School Mechanical Resonance and Natural Frequency at the Atomic/Lattice Level
  • Alr
  • · Replies 3 ·
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Undergrad Doubts regarding atomic spectra of mono-electron species
  • Hawkingo
  • · Replies 3 ·
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Undergrad What is the Relationship Between Lattice Points and Basis Balls?
  • Eth338
  • · Replies 1 ·
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Graduate B.D. Cullity § C.D. Graham-Introduction Magnetic Materials Solutions
  • docdoublex
  • · Replies 1 ·
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Graduate Effective Spring Constant of a Chain Polymer
  • omega_minus
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Undergrad Is it true that isotropic biaxial strain does not lower C2 symmetry?
  • Amentia
  • · Replies 11 ·
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High School Why don't the air atoms in the microwave warm up?
  • Lisastronomy
  • · Replies 4 ·
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Undergrad CM frame kinetic energy for a molecule
  • kelly0303
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Graduate Why is the spin orientation crucial in the Kondo effect?
  • mt42
  • · Replies 4 ·
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Undergrad Fermi-Liquid - amount of electrons available for the interaction
  • annaphys
  • · Replies 5 ·
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Undergrad Vibrational energy in molecules
  • kelly0303
  • · Replies 12 ·
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High School Chemical Potential μ in Solids
  • QuarkDecay
  • · Replies 1 ·
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Undergrad Why are crystals more conductive then amorphous structures?
  • Somali_Physicist
  • · Replies 13 ·
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Undergrad Biological solid state physics
  • hagopbul
  • · Replies 9 ·
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9
Undergrad Rotating Molecules: Energies, Angular Momentum & Wavefunctions
  • kelly0303
  • · Replies 1 ·
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High School What Is the Role of Angle Potentials in Atomic Interactions?
  • sqljunkey
  • · Replies 1 ·
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Graduate Piezoelectricity and the Lorentz Harmonic Oscillator?
  • achillesheels
  • · Replies 14 ·
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Undergrad Is the Isotope Shift the Same for Different Vibrational Levels in Molecules?
  • kelly0303
  • · Replies 7 ·
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Undergrad Photon induced magnetic effects
  • hagopbul
  • · Replies 10 ·
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Graduate What are the frontiers and challenges in condensed matter physics?
  • camillomorin
  • · Replies 1 ·
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Graduate What is the role of transverse optical (TO) phonons?
  • camillomorin
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Undergrad How can phonons "travel" if they are excitations of normal modes?
  • confused_man
  • · Replies 7 ·
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High School What is the purpose of the depletion region in P-N junction semiconductors?
  • Praveen1901
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High School What are the different ways to create negative effective mass
  • billllib
  • · Replies 6 ·
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High School Properties of graphene/borophene etc.
  • sbrothy
  • · Replies 3 ·
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Graduate Proof that c/a=RootOf(8/3) for Hexigonal Close Packed (HCP)
  • colinven
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Undergrad Change in chemical potential energy from nuclear decay
  • cahill
  • · Replies 2 ·
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Undergrad Transitions in diatomic molecules
  • kelly0303
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Undergrad What force potential should I use for star formations?
  • sqljunkey
  • · Replies 1 ·
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High School A doubt on Rutherford's Scattering experiment
  • Rishabh Narula
  • · Replies 3 ·
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High School A doubt on Thomson's Experiments to determine the value of e / m_e
  • Rishabh Narula
  • · Replies 3 ·
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Undergrad Free electron gas band structure?
  • Philip Land
  • · Replies 9 ·
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Undergrad Why the reflected angle is the same as incident in x-ray diffraction?
  • confused_man
  • · Replies 4 ·
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Undergrad Group of Wave Vector for k - Action of Space Group
  • hokhani
  • · Replies 5 ·
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Graduate Edge state question for a 2-D material and the quantum Hall effect
  • Jeff Chen
  • · Replies 1 ·
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Graduate Superconductivity: Current and Magnetic Field Limitations
  • VictorMedvil
  • · Replies 4 ·
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Graduate Skew scattering and its proportional behaviour to conductivity
  • JanSpintronics
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Undergrad Ways to minimize scattering as T increases
  • ZeroFunGame
  • · Replies 5 ·
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Undergrad Magnetic momentum alignment and precession
  • aleees
  • · Replies 1 ·
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Graduate How to obtain the spectrum for a given atom or simple molecule?
  • jordi
  • · Replies 10 ·
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Graduate Debye Model Q&A: Interpreting Expression & Link to Einstein's
  • guy bar
  • · Replies 3 ·
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Undergrad Mobility and resistivity as a function of temperature
  • ZeroFunGame
  • · Replies 15 ·
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Undergrad What is the behavior of photons inside glass?
  • lightarrow
  • · Replies 2 ·
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Undergrad Bloch functions and momentum of electrons in a lattice
  • dRic2
  • · Replies 20 ·
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Graduate Visualizing water molecular dynamics in an electromagnetic field
  • albert
  • · Replies 1 ·
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Undergrad Less binding energy, increased atom energy?
  • annaphys
  • · Replies 12 ·
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Graduate Bloch theory on hexagonal lattice
  • frankzappa
  • · Replies 6 ·
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Graduate Current spreading decreases resistance?
  • JanSpintronics
  • · Replies 9 ·
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Graduate Dipoles on a clean surface in vacuum
  • Philip Koeck
  • · Replies 1 ·
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Graduate Minibands and Minigaps in Quantum Cascade lasers
  • JPLphys
  • · Replies 3 ·
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3
Undergrad Gaussian beam in a Fabry-Perot interferometer
  • Malamala
  • · Replies 3 ·
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3
Undergrad Photovoltaic Effect: Electron Movement & Mass Change
  • Jane11
  • · Replies 3 ·
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High School Can Materials Change Properties in Response to Different Radiations?
  • oror
  • · Replies 1 ·
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Undergrad Does the quantum Hall effect come under the category condensed matter?
  • binbagsss
  • · Replies 1 ·
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High School Highly conductive, reflective and heat resistant material
  • oror
  • · Replies 3 ·
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High School Conduction Band Filled: Can Semiconductor Act as Insulator?
  • ZeroFunGame
  • · Replies 10 ·
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Undergrad When two surfaces rub against each other, do they lose atoms?
  • kenny1999
  • · Replies 5 ·
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Graduate Getting the emissivity from scratch
  • fluidistic
  • · Replies 6 ·
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Undergrad What is an electron hole pair?
  • anaqavi
  • · Replies 1 ·
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Graduate Understanding Atomic Decay Pathways
  • Higgy
  • · Replies 2 ·
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Graduate What can the Fermi surface tell us about a material's properties?
  • fluidistic
  • · Replies 3 ·
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Undergrad How a mirror works: condensed matter explanation
  • haushofer
  • · Replies 6 ·
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Graduate Electronic band structure of iron superconductor BaFe2As2
  • cynth
  • · Replies 4 ·
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Undergrad Can you tell which solid a substance is by analyzing the phonons only?
  • lucas_
  • · Replies 11 ·
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Graduate Do acoustic phonons disappear in charge density wave states?
  • sfman
  • · Replies 1 ·
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Undergrad Understanding Laser Initiation: The Role of Spontaneous Emission Explained
  • kelly0303
  • · Replies 19 ·
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Undergrad Understanding Lasers: Questions and Answers
  • Malamala
  • · Replies 3 ·
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High School Doping in semicondctors (n type)
  • Avalon_18
  • · Replies 2 ·
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Graduate Explanation of the Diagram of the Rashba Effect
  • JanSpintronics
  • · Replies 4 ·
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Graduate Coulomb and Exchange Integrals
  • bob012345
  • · Replies 4 ·
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Graduate Exploring Rocket Exhaust Plume Molecules in the Upper Atmosphere
  • keithl
  • · Replies 2 ·
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Graduate Rashba-Effect and Intrinsic Spin Hall Effect
  • JanSpintronics
  • · Replies 1 ·
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