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.
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Graduate Autocorrelation of intensity fluctuations
- Steve Drake
- · Replies 6 ·
Graduate Refractive index of gold at grazing angles in X-rays
- skyboarder2
- · Replies 2 ·
Graduate What does elastic scattering mean in electron, neutron and photon diffraction?
- saphyni
- · Replies 1 ·
Undergrad Can water be compressed so much that it freezes?
- Elbobo
- · Replies 32 ·
Graduate Homodyne Detection and measuring quadratures
- hawaiifiver
- · Replies 3 ·
Graduate Why electrons must occupy degenerate orbitals with parallel spins?
- tasnim rahman
- · Replies 2 ·
Graduate Excitation of optical branch phonons
- valleyman
- · Replies 1 ·
Graduate Electronics properties of C60 molecule
- daffoddill
- · Replies 1 ·
Graduate Valence electrons and Photonic crystals
- wolf1711
- · Replies 8 ·
Graduate Lattice constant and equilibrium temperature from total energy curve
- new_986
- · Replies 1 ·
Graduate Fermi-Dirac distribution normalization
- Davide82
- · Replies 2 ·
Undergrad Plane Indices: An Interesting Debate
- Shriphysics
- · Replies 6 ·
Graduate Hartree-fock-slater for single atoms
- sam_bell
- · Replies 4 ·
Graduate (im)possibility of a two-level laser
- Ameno
- · Replies 3 ·
Graduate Renormalisation in 1D plaquette like ising model.
- anony
- · Replies 7 ·
Graduate Why can spin raising/lowering commutators be simplified with average spin values?
- Petar Mali
- · Replies 6 ·
Graduate Classical ground state is Ne\'{e}l state:
- Petar Mali
- · Replies 13 ·
Graduate Interaction of light with matter
- paweld
- · Replies 5 ·
Graduate Two-Pulse Ramsey Spectroscopy: Resources for Niles
- Niles
- · Replies 2 ·
High School Do Atoms Die or Get Old?
- atomo
- · Replies 3 ·
Graduate What is the most scalable qubit candidate for quantum computing?
- rviveksarma
- · Replies 3 ·
Graduate Preparing Atoms in Hyperfine State F=2: Optically Pumping?
- Niles
- · Replies 2 ·
Undergrad Spacing between three dimentional lattice planes
- abhaymv
- · Replies 2 ·
Graduate Do you know a formula for the integral of a product of 4 spherical harmonics?
- andresordonez
- · Replies 5 ·
Born-Oppenheimer approximation paper (Ann. Der Phys. 84, 457, 1927)
- new_986
- · Replies 3 ·
Graduate Dynamic light scattering and coherence of light
- gujax
- · Replies 8 ·
Graduate Phase Transitions Exist Only In the Thermodynamic Limit Or
- maverick_starstrider
- · Replies 2 ·
Graduate Ginzburg-Landau Parameter for YBCO
- Muon Cat
- · Replies 1 ·
Undergrad Molecular Geometry: Experiment vs Modeling
- FCMS34
- · Replies 4 ·
Undergrad Difference between effective area and actual area
- blueyellow
- · Replies 1 ·
Graduate Example for a quantum anomaly from solid state phys?
- DrDu
- · Replies 5 ·
Graduate First Brillouin Zone: Unravelling Why [-pi/a,pi/a)
- komigen
- · Replies 2 ·
Graduate What Differentiates Spin Liquids from Spin Solids and Spin Glasses?
- GravityGirl
- · Replies 7 ·
Graduate How can something like superfluidity exist between atoms
- Gavroy
- · Replies 1 ·
Undergrad How does refraction of light work
- peter.ell
- · Replies 1 ·
Graduate Where Does the Second Term in the Pressure Equation for an Ideal Gas Come From?
- DanSandberg
- · Replies 8 ·
Graduate How Does the Grand Partition Function Apply to Electron Occupancy in Defects?
- jmz34
- · Replies 1 ·
Undergrad Is a eutectic alloy always stronger than a hypo or hyper eutectic one?
- Femme_physics
- · Replies 5 ·
Graduate Electrons with in the forbidden gap
- GAGS
- · Replies 8 ·
Graduate Why filled shell of electrons has L=0 and S=0?
- runnerwei
- · Replies 3 ·
Undergrad Hybridization of atomic orbitals
- mendes
- · Replies 3 ·
Undergrad Do we know exactly what the atom looks like?
- TheJoninator
- · Replies 1 ·
Graduate Ginzburg Criterion: Why Choose Volumes of Correlation Length?
- wdlang
- · Replies 1 ·
Graduate Orbital angular momentum of O2
- Pete99
- · Replies 5 ·
Graduate Pascal Triangle diagonal numbers
- yahganlang
- · Replies 5 ·
Graduate X-ray absorption spectroscopy - fine edge structure
- lavster
- · Replies 2 ·
Undergrad Binary phase diagrams: eutectic point and composition axes
- Femme_physics
- · Replies 3 ·
Undergrad PN-junctions: is the voltage measurable? Closed circuit?
- nonequilibrium
- · Replies 1 ·
Graduate What's Wrong With Landau's Theory of Phase Transitions
- maverick_starstrider
- · Replies 19 ·
Graduate Why can't Maxwell-Boltzmann statistics describe electrons in metals at room temperature?
- adwodon
- · Replies 4 ·
Graduate Mechanical properties and critical field of YBCO superconductors
- randommarble
- · Replies 9 ·
Graduate Bond length and bond angle (quant)
- riyam
- · Replies 1 ·
Graduate Can atoms be broken apart by matching their vibration frequency?
- bensonsearch
- · Replies 11 ·
Graduate What are the crystallographically equivalent sites in a crystal unit cell?
- Useful nucleus
- · Replies 4 ·
Graduate How Is the Volume of an Element in K-Space Determined?
- Master J
- · Replies 3 ·
Graduate How Does the Lindemann Constant Influence Melting Points in Solids?
- Irrelephant
- · Replies 3 ·
Graduate Why is the force on an ideal chain purely entropic?
- Sam Gralla
- · Replies 17 ·
Undergrad Atom Vibration in Solids: 3D Pattern
- nipiano93
- · Replies 2 ·
Graduate Ques. on high symm points of a crystal
- sam_bell
- · Replies 1 ·
Graduate Self consistent method for eigenvalues
- babylonia
- · Replies 1 ·
Graduate Molecular Dynamics: Classical vs Non-Classical
- j-lee00
- · Replies 2 ·
Undergrad Ionization of Air with a Laser
- mecheng2011
- · Replies 5 ·
Graduate About small displacement method for phonons
- Hyla Brook
- · Replies 2 ·
Undergrad Advantages of four probe method
- ruchika
- · Replies 7 ·
Graduate Computational Path Integration
- Trajito
- · Replies 1 ·
Graduate What is the Quantum Perspective on Latent Heat and Phase Changes?
- Bassalisk
- · Replies 2 ·
Graduate Quick Fermi Energy QuestionFree electrons?
- Master J
- · Replies 1 ·
Graduate Why don't IR absorption frequencies match the vibrational frequency of HCl?
- newlabguy
- · Replies 4 ·
Graduate Scanning Electron Microscope Scanning Coils Kapton
- Kaleb
- · Replies 2 ·
Undergrad Energy band gap of semiconductors
- quietrain
- · Replies 6 ·
Undergrad Difference between Bragg and Laue Diffraction?
- etmsni
- · Replies 3 ·
Graduate Why does light travel slower through media?
- _PJ_
- · Replies 26 ·
Graduate Why does Ka+Kc+v3 determine ortho and para water states?
- DanAbnormal
- · Replies 3 ·
Graduate Definition of Heisenberg Hamiltonian
- Petar Mali
- · Replies 7 ·
Graduate Data/Model for Tait Equation of State (Liquids)
- SunMesa
- · Replies 1 ·
Undergrad What role does doping play in creating n-type and p-type semiconductors?
- PainterGuy
- · Replies 3 ·
Graduate What is the definition of Lorentz factor?
- Lojzek
- · Replies 2 ·
Graduate Laser power in optical tweezers
- MadMarvin
- · Replies 2 ·
Undergrad Atomic units for a mathematics programmer
- brydustin
- · Replies 7 ·
Graduate How do you start and maintain a current in a superconducting loop?
- monkeybean
- · Replies 3 ·
Graduate What happens when free electrons enter a Bose-Einstein condensate cloud?
- SaudAlt
- · Replies 6 ·
Undergrad Why do molecular bonds form the most efficient electron configurations?
- sci-guy
- · Replies 16 ·
Graduate Hyper-Rayleigh Scattering vs. Second Harmonic Generation
- dentedduck
- · Replies 4 ·
High School What holds solid matter together?
- Jarfi
- · Replies 19 ·
Graduate Matrix elements in photoemission
- fk08
- · Replies 3 ·
Graduate Calculating maximum amplitude of atomic vibrations
- nandugopan
- · Replies 6 ·
Graduate Electrons diffraction in crystals
- mendes
- · Replies 8 ·
Graduate What Determines Bonding Energy in Atomic Systems?
- RedX
- · Replies 1 ·
High School Difference between metals, semi-metals and semiconductors with zero gap
- aihaike
- · Replies 5 ·
Graduate Conductivity from path integral and Kubo formlism
- physengineer
- · Replies 4 ·
Graduate Complex Monte Carlo Integration
- Trajito
- · Replies 1 ·
Graduate Bonding and Antibonding(metals insulators)
- Bassalisk
- · Replies 6 ·
High School Which term, electricity or electron, was coined first?
- irishetalon00
- · Replies 1 ·
Graduate Electron Effective Mass and Effective Mass Theory in Semiconductors
- mendes
- · Replies 3 ·
Undergrad What is the difference between Spintronics and GMR Effect?
- Keano16
- · Replies 5 ·
Undergrad The possible lightest material
- Eagle9
- · Replies 7 ·
High School Transition states between matter
- Bassalisk
- · Replies 6 ·
Graduate I've read that ferromagnetism is a quantum mechanical phenomenon and
- sci-guy
- · Replies 12 ·
Graduate High Temperature Superconductivity
- rogerl
- · Replies 10 ·
Graduate Can someone explain how spin allows elctrons to pair
- rollcast
- · Replies 1 ·