Atomic and Condensed Matter Forum

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.

Threads

Graduate Can Vortices in Type II Superconductors Move?

  • Hornbein
  • · Replies 1 ·
Replies
1

Graduate Understanding Hamiltonian with Even/Odd Bonds

  • adityaphysics
  • · Replies 2 ·
Replies
2

Graduate What are the roles of gas and solid in nanowire growth using the VLS method?

  • aaaa202
  • · Replies 4 ·
Replies
4

Graduate Level Broadening at interfaces

  • collpitt
  • · Replies 1 ·
Replies
1

Graduate Why do reflectivity and absorption peaks occur at the same energy?

  • clanx
  • · Replies 9 ·
Replies
9

Undergrad What is Correlation Length and How is it Related to Surface Roughness?

  • Ariel
  • · Replies 5 ·
Replies
5

Graduate How to interpret the powder diffraction?

  • HIUk
  • · Replies 5 ·
Replies
5

Graduate Eigenvalue of the system and the one of its part

  • Douasing
  • · Replies 1 ·
Replies
1

Graduate How Does Electron Beam Lithography Work for Patterning Gold on a Substrate?

  • aaaa202
  • · Replies 1 ·
Replies
1

Graduate Constant for different types of lattices

  • LagrangeEuler
  • · Replies 3 ·
Replies
3

Graduate Persistence of a knotted Abrikosov vortex

  • Hornbein
  • · Replies 1 ·
Replies
1

Graduate Transmission coefficient in reaction rate theory

  • dsigg
  • · Replies 1 ·
Replies
1

Graduate Valence and conduction bands in an n-type material

  • paulmdrdo
  • · Replies 5 ·
Replies
5

Graduate Properties of the Dirac point and Topological Insulators

  • etwc
  • · Replies 4 ·
Replies
4

Graduate Why is the quantum defect less dependent on n than l in alkali atoms?

  • kuecken
  • · Replies 1 ·
Replies
1

Graduate Must know about Thulium ferrite magnets

  • CosmicKitten
  • · Replies 10 ·
Replies
10

High School Can we see atoms? How do we know they exist?

  • SF49erfan
  • · Replies 23 ·
Replies
23

Graduate How Does the Lorentz Force Act on a Superconducting Ring in BCS Theory?

  • tom.stoer
  • · Replies 4 ·
Replies
4

Undergrad Can you explain Fermi levels to me?

  • silenzer
  • · Replies 3 ·
Replies
3

Graduate Why do atoms have magnetic moments, but no electric dipole moments?

  • wdlang
  • · Replies 4 ·
Replies
4

Graduate Collisional excitation of diatomic molecules

  • kuecken
  • · Replies 1 ·
Replies
1

Undergrad Maximum ionization of free elements

  • xortdsc
  • · Replies 2 ·
Replies
2

Graduate Studying phonon transport in photonic crystals

  • abdessamed31
  • · Replies 1 ·
Replies
1

Graduate Magnetic anisotropy of Fe3+ and Mn3+ in octahedral geometry

  • samriti
  • · Replies 1 ·
Replies
1

Graduate Which way does the magnetism of the cubic iron struture point?

  • Stickybees
  • · Replies 1 ·
Replies
1

Graduate Drude model electron interaction

  • charbon
  • · Replies 2 ·
Replies
2

Graduate What are spherical even-even nuclei?

  • kuecken
  • · Replies 1 ·
Replies
1

Graduate Scattering in Solid State Theory.

  • siddharth5129
  • · Replies 6 ·
Replies
6

Graduate Weak Localization, Anderson Localization and disorder

  • jbar18
  • · Replies 3 ·
Replies
3

Undergrad Why is x-ray diffraction called diffraction and not reflection?

  • sreerajt
  • · Replies 7 ·
Replies
7

Graduate Understanding tight binding model

  • mkbh_10
  • · Replies 1 ·
Replies
1

Graduate A Simple Crystallography Question

  • ian_K_Robinson
  • · Replies 1 ·
Replies
1

Graduate Gibbs free energy and enthalpy with constant pressure

  • iScience
  • · Replies 1 ·
Replies
1

Graduate Energy resolution of triple-axis spectrometer

  • revbrapok
  • · Replies 5 ·
Replies
5

Graduate What causes peaks in silicon reflectance spectra?

  • hjelmgart
  • · Replies 1 ·
Replies
1

Graduate Real microstates change within mixing two gases

  • sludger13
  • · Replies 1 ·
Replies
1

Graduate How can the band-gap structure be determined using the E-k graph?

  • james walshe
  • · Replies 1 ·
Replies
1

Graduate Why are Fe, Ni, Co ferromagnetic among metals?

  • Trave11er
  • · Replies 2 ·
Replies
2

Graduate Quasiparticles,Plasmons,and exotic atoms

  • misralz
  • · Replies 5 ·
Replies
5

Undergrad Why isn't chromium's electron configuration 2, 8, 12, 2?

  • JoshuaFarrell
  • · Replies 1 ·
Replies
1

Graduate Semiconductor and fermi energy

  • iScience
  • · Replies 3 ·
Replies
3

Graduate Superconductors and the Meissner Effect

  • crissyb1988
  • · Replies 8 ·
Replies
8

Graduate Lennard-Jones simulation diverging when particles get too close

  • JorisL
  • · Replies 2 ·
Replies
2

Graduate Bragg's law and the distribution of electromagnetic energy.

  • siddharth5129
  • · Replies 1 ·
Replies
1

Graduate Single electron transistor at high-temperature

  • zendosqueeze
  • · Replies 1 ·
Replies
1

Graduate What is the value of N in the CBH model for electrical conductivity?

  • r.sahebi
  • · Replies 11 ·
Replies
11

Graduate We can't have elastic scattering even theoretically

  • hokhani
  • · Replies 16 ·
Replies
16

Graduate Interpreting 2-D FFTs of images

  • Hyo X
  • · Replies 1 ·
Replies
1

Graduate Unit cell specifications for wurtzite crystal structure

  • aaaa202
  • · Replies 1 ·
Replies
1

Graduate How does atomic force microscope create tunnelling?

  • pirate phy
  • · Replies 3 ·
Replies
3

Graduate Can RF Sputtering cause the the ejected target to ionise?

  • maxxlr8
  • · Replies 2 ·
Replies
2

Graduate High-Temperature Superconductor Transport

  • KRaffi
  • · Replies 2 ·
Replies
2

Graduate Why the mass action law is not valid for very low temperatures?

  • Ger3
  • · Replies 1 ·
Replies
1

Undergrad Do molecules have intrinsic magnetic fields?

  • anorred
  • · Replies 7 ·
Replies
7

Graduate Fluctuating XRD Sapphire Intensity

  • maxxlr8
  • · Replies 4 ·
Replies
4

Graduate Applicability of Ising model on real materials

  • guest1234
  • · Replies 1 ·
Replies
1

Graduate Does Surface Energy Vary with Microsphere Size?

  • ttimboohh
  • · Replies 2 ·
Replies
2

Graduate Is the energy density normalized differently in the quantum case?

  • Hypersphere
  • · Replies 1 ·
Replies
1

High School How were atomic masses determined before mass spectroscopy existed?

  • Kavorka
  • · Replies 3 ·
Replies
3

Graduate Time resolved Photoluminescence analysis

  • ezimah
  • · Replies 2 ·
Replies
2

Graduate Crystal Directions: Finding Basis Vectors

  • aaaa202
  • · Replies 1 ·
Replies
1

Graduate Dopants at adjacent sites. Probability. Solid State Physics.

  • theleftside
  • · Replies 1 ·
Replies
1

Graduate Significance Of Fermi Level in Semiconductor

  • physio
  • · Replies 3 ·
Replies
3

High School What force keeps electrons orbiting the nucleus and how does an atom decay?

  • abbott287
  • · Replies 40 ·
2
Replies
40

Graduate Exact diagonalization by Bogoliubov transformation

  • arojo
  • · Replies 2 ·
Replies
2

Undergrad Total Energy of 2 Photons from Positron-Electron Boom

  • PsychonautQQ
  • · Replies 1 ·
Replies
1

Graduate Why are miller indices constrained by l=-(h+k) for hexagonal lattices?

  • aaaa202
  • · Replies 8 ·
Replies
8

Graduate What Is the Real Mechanism Behind Raman Spectroscopy?

  • blaisem
  • · Replies 5 ·
Replies
5

Graduate Do phonons conserve momentum or not?

  • nonequilibrium
  • · Replies 18 ·
Replies
18

Graduate What is the reason for weak force?

  • abi.ayan
  • · Replies 2 ·
Replies
2

Graduate 6-fold rotation groups in hexagonal crystals

  • aaaa202
  • · Replies 3 ·
Replies
3

Graduate Relation between crystal momentum of the electron and other momentums

  • hokhani
  • · Replies 1 ·
Replies
1

Graduate Surface plasmons and hot electrons

  • prehisto
  • · Replies 5 ·
Replies
5

Graduate Do intramolecular bonds vibrate in solids ?

  • ns_phonon
  • · Replies 9 ·
Replies
9

Graduate Three different electron configurations in a semiconductor

  • aaaa202
  • · Replies 1 ·
Replies
1

Graduate Relation between liquid water pressure and it's molecular dynamics

  • apb86
  • · Replies 1 ·
Replies
1

Undergrad Welcome to the P-n Junction Inquiry

  • daudaudaudau
  • · Replies 5 ·
Replies
5

Graduate First pressure derivative of bulk modulus at zero pressure

  • sirwan
  • · Replies 1 ·
Replies
1

Graduate Proton magnetic moment flip angle 54.7 in an external magnetic field

  • mkj
  • · Replies 1 ·
Replies
1

Graduate Qualitative explanation of radiative transitions and selection rules.

  • Lavabug
  • · Replies 2 ·
Replies
2

Undergrad SQUID (superconducting quantum interference device)

  • VenaCava
  • · Replies 3 ·
Replies
3

Graduate How does an emission take place by radiation?

  • hokhani
  • · Replies 3 ·
Replies
3

Graduate The role of phonons in momentum conservation

  • hokhani
  • · Replies 5 ·
Replies
5

Graduate Van Hove singularity for a two dimensional lattice

  • Einj
  • · Replies 6 ·
Replies
6

Graduate Can photovoltaic cells capture gamma photons?

  • logannc
  • · Replies 10 ·
Replies
10

Graduate Summing over spins in Ising model.

  • wotanub
  • · Replies 6 ·
Replies
6

Graduate Where does the Fermi distribution ratio T/TF come from?

  • aaaa202
  • · Replies 1 ·
Replies
1

Graduate Do nano-metals become semiconductors?

  • Sonderval
  • · Replies 2 ·
Replies
2

Graduate Can we assume B=B₀ for a system of electron spins in an external field?

  • The Head
  • · Replies 3 ·
Replies
3

Graduate Crystallinity and electron transport

  • Hyo X
  • · Replies 1 ·
Replies
1

Graduate Finding the bond length of hydrogen theoretically

  • rokku
  • · Replies 1 ·
Replies
1

Graduate Is my background too weak to study superconductivity?

  • kczFI
  • · Replies 2 ·
Replies
2

Undergrad What do you mean by density of states?

  • ananthu017
  • · Replies 1 ·
Replies
1

Graduate What is the role of chemical potential in conduction?

  • aaaa202
  • · Replies 2 ·
Replies
2

Graduate Electron Transfer at Vacuum-Metal Interface

  • SkiBum326
  • · Replies 3 ·
Replies
3

Graduate How can type-I superconductors have a critical field value?

  • 2sin54
  • · Replies 3 ·
Replies
3

Undergrad Why Are Octahedral Complexes the Most Common in Crystal Field Theory?

  • MathewsMD
  • · Replies 4 ·
Replies
4

Graduate Is BCS low-temp superconductivity completely accepted?

  • kye
  • · Replies 2 ·
Replies
2

Graduate How about the energy of crystal in a direct transition?

  • hokhani
  • · Replies 3 ·
Replies
3

Graduate Deriving the Fermi Distribution: Fixed Particle Canonical Ensemble

  • aaaa202
  • · Replies 1 ·
Replies
1