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 2-band, 3-band, 6-band Hamiltonian

  • dnvlgm
  • · Replies 10 ·
Replies
10

Graduate What are the essential Prerequisites for doing AMO?

  • haitao23
  • · Replies 1 ·
Replies
1

Graduate Why do you need low amplitude oscillation in SNOM?

  • philip041
  • · Replies 5 ·
Replies
5

Graduate Strain of material w. (111) orientation is asymmetric about center point? Why?

  • yzou_ua
  • · Replies 2 ·
Replies
2

Undergrad Forward Biasing a Diode: Explained

  • unseensoul
  • · Replies 2 ·
Replies
2

Graduate Ground State Energy: What Regulates & Why is it Constant?

  • nuby
  • · Replies 53 ·
2
Replies
53

High School The difference of bulk and young modulus

  • saray1360
  • · Replies 4 ·
Replies
4

Graduate Question about Walter Brattain’s field-effect transistor principle.

  • Cyrus80772
  • · Replies 8 ·
Replies
8

Graduate Semiconductor Band Gap: Fermi Momentum & Dispersion Relation

  • andrewm
  • · Replies 1 ·
Replies
1

Graduate How Does Second Sound in Superfluid Helium II Work?

  • armandowww
  • · Replies 5 ·
Replies
5

Graduate Could the lattice constants of ZnO affect the unit cell volume calculation?

  • drizzle
  • · Replies 2 ·
Replies
2

Graduate What Is the Difference Between ESCA and XES/XAS?

  • makeendsmeet
  • · Replies 1 ·
Replies
1

Graduate How to Proof c/a=1.633 in HCP?

  • TheDestroyer
  • · Replies 19 ·
Replies
19

Graduate What is the formation energy of a defect? What does it mean in physics?

  • smokefly
  • · Replies 2 ·
Replies
2

Graduate Laue method for determining orientation

  • afrano
  • · Replies 2 ·
Replies
2

Graduate Fermi velocity in a non-degenerate semiconductor

  • BeauGeste
  • · Replies 3 ·
Replies
3

Graduate Wave functions and magnetic fields

  • nuby
  • · Replies 6 ·
Replies
6

Undergrad What is the value of 1 monolayer in nanometers?

  • yzou_ua
  • · Replies 6 ·
Replies
6

Graduate What is a heterostructure clearly?

  • Arham
  • · Replies 2 ·
Replies
2

Undergrad Why Does Electron Affinity Have Different Values and Conventions?

  • philip041
  • · Replies 1 ·
Replies
1

Graduate XPS Spectroscopy: Removing Satellite Peaks

  • physicist888
  • · Replies 2 ·
Replies
2

Undergrad Soft condense matter & quantum mechanics

  • markoX
  • · Replies 2 ·
Replies
2

Undergrad Isn't vacuum the best insulator?

  • enroger0
  • · Replies 6 ·
Replies
6

Graduate Thermal dependence of PL measurements:quasi-fermi levels

  • rukichi09
  • · Replies 3 ·
Replies
3

Graduate Good review of point contacts in 2DEG?

  • f95toli
  • · Replies 1 ·
Replies
1

Optical spectroscopy software

  • daso
  • · Replies 1 ·
Replies
1

Graduate Chemical attack of amorphous carbon

  • physicist888
  • · Replies 4 ·
Replies
4

Graduate Diamagnetism of Pyrolytic carbon

  • Intuitive
  • · Replies 8 ·
Replies
8

Graduate How can one measure density of states?

  • afrano
  • · Replies 6 ·
Replies
6

Graduate What Does a Bose-Einstein Condensate Look Like to the Naked Eye?

  • ppyadof
  • · Replies 19 ·
Replies
19

Graduate Non Zeeman spectrum broadening in magnetic field

  • hadoque
  • · Replies 4 ·
Replies
4

High School Discover Semiconductor Behavior: Experiment to Prove Material's Conductivity

  • physicist888
  • · Replies 5 ·
Replies
5

Graduate First-Principles Calculations: Explained

  • angel 42
  • · Replies 1 ·
Replies
1

Graduate How to get the semiconductor alloys parameters?

  • yzou_ua
  • · Replies 2 ·
Replies
2

Graduate Determining Miller Indices of High Index Planes

  • beaverdam
  • · Replies 1 ·
Replies
1

Graduate What Is Smearing in Crystallography?

  • PHY-101
  • · Replies 1 ·
Replies
1

Graduate How Does Spin Influence Magnetism in Subatomic Particles?

  • naughtyknight
  • · Replies 9 ·
Replies
9

Graduate Second-order coherence – g2(t) of collision-broadened light and LEDs

  • Xela
  • · Replies 1 ·
Replies
1

Graduate Group Theory to Understand Band Gap Structure of Semiconductor Oxides

  • drizzle
  • · Replies 1 ·
Replies
1

Graduate Conserved Charge: Superconductor Cooper Pair Fixation

  • 0xDEADBEEF
  • · Replies 1 ·
Replies
1

Graduate How Can You Effectively Derive Derivatives from Thermodynamic Measurement Data?

  • 0xDEADBEEF
  • · Replies 2 ·
Replies
2

Graduate What Do Dirac's Equations Reveal About the Nature of Anti-Matter?

  • ChrisPeace
  • · Replies 7 ·
Replies
7

Graduate Atom emitting more than one frequency at the same time

  • granpa
  • · Replies 3 ·
Replies
3

Graduate Absorption of photons with less energy than the band gap

  • Lambduh
  • · Replies 4 ·
Replies
4

Graduate Energy levels of helium/equation

  • granpa
  • · Replies 7 ·
Replies
7

Graduate Polarization dependace of semiconductor optical amplifier (SOA)

  • kingdomoff
  • · Replies 1 ·
Replies
1

Graduate What Are the Key Concepts Behind Fermionic Condensates and Superconductivity?

  • 0xDEADBEEF
  • · Replies 7 ·
Replies
7

Undergrad Can electrons deposit on a dielectric?

  • azy
  • · Replies 2 ·
Replies
2

Graduate How Do Icosahedral Quasi-Crystals Differ from Polygonal Quasicrystals?

  • peterjaybee
  • · Replies 1 ·
Replies
1

Graduate Interaction of THz radiation with matter

  • jgrant333
  • · Replies 3 ·
Replies
3

Graduate What makes semiconductor indirect or direct?

  • scivet
  • · Replies 2 ·
Replies
2

Undergrad How to calculate or where to get atomic spectral data.

  • Gravitroid
  • · Replies 10 ·
Replies
10

Graduate Nonlinear parabolic equations: finite difference method

  • mercurial
  • · Replies 6 ·
Replies
6

Graduate Problem plotting Kronig Penney Model dispersion curves

  • maverick280857
  • · Replies 7 ·
Replies
7

Undergrad Understanding Sublimation: Principle and Process Explained

  • zd1899
  • · Replies 3 ·
Replies
3

Undergrad A Simple Question about Diffusion and ion speed

  • WarpedWatch
  • · Replies 2 ·
Replies
2

Undergrad Question about Rydberg equation and molecular orbital

  • f24u7
  • · Replies 3 ·
Replies
3

Undergrad Origin of Characteristic X Rays: How Do Atoms Produce Them?

  • Lisa!
  • · Replies 12 ·
Replies
12

Undergrad How to Plot Pseudopotentials from Different Sources?

  • saray1360
  • · Replies 3 ·
Replies
3

Graduate Low Temperature Expansion of Chemical Potential

  • QuasiParticle
  • · Replies 1 ·
Replies
1

Graduate Understanding Dangling Bonds and Hydrogenation of Surfaces

  • saray1360
  • · Replies 2 ·
Replies
2

Graduate Please, will you explain the nature of spectral lines

  • naughtyknight
  • · Replies 4 ·
Replies
4

Undergrad Why Do Electrons Revolve Around the Nucleus Instead of Sticking to Protons?

  • The_Thinker
  • · Replies 19 ·
Replies
19

Graduate Why in MOSFETs Halo doping is done near source and drain junction only?

  • amitrt
  • · Replies 2 ·
Replies
2

Graduate How Do I Estimate the Number of Injected Holes in a Pulsed Laser Experiment?

  • pazmush
  • · Replies 6 ·
Replies
6

Graduate Atom Self Capacitance: Electron Energy Levels

  • nuby
  • · Replies 47 ·
2
Replies
47

Graduate Why Does the Crystal Model Use Squared Combinations for State Count?

  • KFC
  • · Replies 2 ·
Replies
2

Graduate How does Doppler broadening affect the Zeeman effect on sodium spectrum?

  • hadoque
  • · Replies 2 ·
Replies
2

Undergrad Color of Objects: Questions Answered by ledamage

  • ledamage
  • · Replies 5 ·
Replies
5

High School Understanding Surface Energy: A Beginner's Guide

  • Titans86
  • · Replies 2 ·
Replies
2

Graduate How Do Temperature and Phonons Interact in Quantum Crystals?

  • Tipi
  • · Replies 3 ·
Replies
3

Graduate What Are the Potential Applications of Atoms at 0°K in Nano-Computing?

  • Ryan Lucas
  • · Replies 10 ·
Replies
10

Graduate Study Valence Band of Iron: Spin-Resolved Photoemission & Inverse Photoemission

  • discipulus
  • · Replies 2 ·
Replies
2

Graduate What is the effective mass of electrons in graphene?

  • FranzDiCoccio
  • · Replies 12 ·
Replies
12

Undergrad How Strong is the Interaction Between Carbon Atoms and Aluminum Oxide?

  • physicist888
  • · Replies 1 ·
Replies
1

Graduate Are Our Scientific Models Direct Representations of Reality?

  • newb
  • · Replies 8 ·
Replies
8

Undergrad Fermi level rise up with raisng up the temperature

  • montser
  • · Replies 3 ·
Replies
3

Graduate Understanding Semi-Core Bands in Group-III Nitrides

  • akinokoe
  • · Replies 1 ·
Replies
1

Undergrad Pn Junction Diode: Electrons, Holes, and Immobile Ions

  • logearav
  • · Replies 6 ·
Replies
6

High School Percent at. concentration unit?

  • physicist888
  • · Replies 2 ·
Replies
2

Graduate Photon Emission: Direction & Probability

  • jmltinc
  • · Replies 19 ·
Replies
19

Undergrad Can Scientists Really Manipulate Matter to Create Food?

  • Wellesley
  • · Replies 2 ·
Replies
2

Graduate Why are the electrons heavier in silicon?

  • mindstream
  • · Replies 3 ·
Replies
3

Undergrad Clueless about Reciprocal Lattice

  • serverxeon
  • · Replies 1 ·
Replies
1

Graduate Why do photons repel one another?

  • psmarz
  • · Replies 6 ·
Replies
6

Graduate 1D chain with loads of disorder

  • sebpinski
  • · Replies 1 ·
Replies
1

Graduate What is Tungsten Zirconium Nitrate and its Potential Applications?

  • The000Agent
  • · Replies 2 ·
Replies
2

High School Is the density of a bec larger or smaller than the air?

  • wdlang
  • · Replies 2 ·
Replies
2

Graduate Learn About the Thermo-Optic Effect

  • DePurpereWolf
  • · Replies 9 ·
Replies
9

Graduate Violation in superconductivity

  • spidey
  • · Replies 48 ·
2
Replies
48

Graduate Electron and hole concentrations - Long One.

  • Thoreau
  • · Replies 2 ·
Replies
2

High School What are the key atomic structures that make an atom metal or nonmetal?

  • ducnguyen2000
  • · Replies 16 ·
Replies
16

Undergrad Help Jessica Identify XRD Pattern

  • poonpoon
  • · Replies 5 ·
Replies
5

Graduate Writing Electronic Structure Code

  • knghrts17
  • · Replies 1 ·
Replies
1

Undergrad How Is Barrier Height Calculated in Physics?

  • energymover
  • · Replies 1 ·
Replies
1

Graduate Fine structure of spectral lines

  • Amith2006
  • · Replies 2 ·
Replies
2

Graduate AFM indentation - force constant

  • elsva
  • · Replies 1 ·
Replies
1

Graduate Atoms, molecule, electron spin and magnetic media

  • rohitj123
  • · Replies 5 ·
Replies
5

Graduate What is the significance of the cesium-133 atom in defining the second?

  • Dandy Candy
  • · Replies 3 ·
Replies
3

Undergrad Can Electric Fields Manipulate Water Molecules?

  • phox2
  • · Replies 2 ·
Replies
2