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Quantizing around a minimum and losing quartic interactions
- manfromearth
- · Replies 1 ·
Proving that e^{ikx} is primary with weight (h=\hbar = \alpha k^2/4)
- LCSphysicist
- · Replies 1 ·
Determine the Lagrangian for the particle moving in this 3-D cos^2 well
- Lambda96
- · Replies 6 ·
Is the Exponential Solution to Spin Evolution Equations Physically Valid?
- uxioq99
- · Replies 9 ·
Do Coherent States Imply 0 Energy Uncertainty?
- uxioq99
- · Replies 5 ·
Unitary vector commuting with Hamiltonian and effect on system
- happyparticle
- · Replies 8 ·
Spacetime translations and general Lagrangian density for Field Theory
- Paulpaulpa
- · Replies 5 ·
My Epic Fail at Deriving an Equation with Lagrange
- Arm
- · Replies 16 ·
Calculate limit value with several variables
- GravityX
- · Replies 3 ·
Analysis of the Ground Function: f(x) with $$f''(\bar{x})=0$$
- vinicius_linhares
- · Replies 6 ·
The Energy Expectation Value for a Moving Hydrogen Atom
- uxioq99
- · Replies 4 ·
Determine the particles most probable position
- Addez123
- · Replies 10 ·
Solving for degeneracy electron cloud temperature
- kamui1
- · Replies 1 ·
Time Independence of the Momentum Uncertainty for a Free Particle Wave
- uxioq99
- · Replies 3 ·
Probability density of a 1-D Tonk Gas
- GravityX
- · Replies 1 ·
Instantaneous Decay of Tritium into Helium
- uxioq99
- · Replies 5 ·
If |a> is an eigenvector of A, is f(B)|a> an eigenvector of A?
- happyparticle
- · Replies 17 ·
Relationship between magnetic field lines and magnetic field
- a1234
- · Replies 4 ·
How can I determine the values of α and β for a canonical transformation?
- Lambda96
- · Replies 19 ·
What Does $$E^2_k|_{k=k_{res}}$$ Mean?
- NODARman
- · Replies 3 ·
Show that this dephasing operation is Markovian
- Pete5876
- · Replies 1 ·
Find pupil locations w/ paraxial ray tracing (thick lens, Geary CH 5)
- phillip_at_work
- · Replies 7 ·
Compton scattering with off-shell photon
- Marioweee
- · Replies 1 ·
Sending drive Pulse in CQED and visualize the state by QuTip
- physicsclaus
- · Replies 6 ·
Conserved quantities via Poisson brackets
- Lambda96
- · Replies 6 ·
Weird barometric formula experiment results in Excel
- NODARman
- · Replies 22 ·
Understanding the Equipartition Theorem for Ideal Gases
- GravityX
- · Replies 4 ·
Hamiltonian of a Point particle on a frictionless plane
- S1000
- · Replies 2 ·
How to Determine the Stability Condition in Couette Flow?
- URIA
- · Replies 2 ·
Virial theorem with scaled Hamiltonian and power-law coordinates
- GravityX
- · Replies 2 ·
How to calculate gating time from the rate of the random coincidence?
- physicsclaus
- · Replies 1 ·
How to Calculate the Activity of 0.000001 mL Rn-222?
- Elbirdo
- · Replies 16 ·
Lorentzian line profile of emitted radiation
- MigMRF
- · Replies 2 ·
Fluid mechanics: water jet impacting an inclined plane
- Guillem_dlc
- · Replies 36 ·
How to calculate dark count from data collected?
- physicsclaus
- · Replies 11 ·
Canonical transformations of a quantized Hamiltonian?
- yucheng
- · Replies 3 ·
Moment of Inertia of something that rotates
- Lambda96
- · Replies 15 ·
Isospin and Partons model in a pentaquark
- rogdal
- · Replies 1 ·
How to prove unitary operators preserve inner products without using A† = A⁻¹
- Physicsdudee
- · Replies 8 ·
Finding vector potential A from B in spherical coordinates
- phos19
- · Replies 1 ·
Average value of components of angular momentum for a wave packet
- Nelsonc
- · Replies 4 ·
Micro Spring (DNA): Determine Energies, Find Expected Length
- GravityX
- · Replies 2 ·
Inertia tensor around principal Axes part 2
- Lambda96
- · Replies 2 ·
Inertia tensor around principal Axes
- Lambda96
- · Replies 28 ·
Coupled Vertical Spring-Mass Systems
- graviton_10
- · Replies 3 ·
Difference between average position of electron and average separation
- happyparticle
- · Replies 14 ·
Modification to the simple harmonic oscillator
- jamesonWHIS
- · Replies 2 ·
Electric field of a spherical conductor with a dipole in the center
- Jelsborg
- · Replies 4 ·
Apply the Legendre Transformation to the Entropy S as a function of E
- GravityX
- · Replies 4 ·
Lagrangian/Stationary-action principle
- Lambda96
- · Replies 5 ·
Electromagnetic linear momentum for a system of two moving charges
- angrystudent
- · Replies 3 ·
Stationary states infinite cubic well
- happyparticle
- · Replies 3 ·
Interaction energy of two interpenetrating spheres of uniform charge density
- Johe
- · Replies 11 ·
Interaction Energy For Two Point Charges
- thecourtholio
- · Replies 11 ·
Strong Inequality Hydrodynamics: Flat Cylinder in Water
- zaevin
- · Replies 1 ·
Point transformation for a constrained particle
- Lambda96
- · Replies 7 ·
Phase space of spherical coordinates and momenta
- ShayanJ
- · Replies 9 ·
Is an operator (integral) Hermitian?
- happyparticle
- · Replies 17 ·
Solar core density and pressure using stellar structure equations
- dzizzling
- · Replies 1 ·
Which Feynman diagram or diagrams include feasible processes?
- physicscal
- · Replies 7 ·
Spin-1 particle: probability of measuring Sy eigenvalue ℏ
- earthling75
- · Replies 3 ·
Allowed energy for a potential in quantum mechanics
- happyparticle
- · Replies 12 ·
Normalize function - quantum chemistry
- kanciara
- · Replies 2 ·
What Is the Correct Partition Function for a Spin System?
- happyparticle
- · Replies 3 ·
Leading non-vanishing term of the groundstate for ##H_0##
- guyvsdcsniper
- · Replies 2 ·
Solving a Celestial Mechanics Task with Velocity Vector Scattering
- Lambda96
- · Replies 2 ·
Canonical ensemble <(Delta E)^3> expression
- GrandsonOfMagnusCarl
- · Replies 2 ·
Integration of structure function F2 to calculate quark momentum
- qatch
- · Replies 1 ·
Measurement problem quantum mechanics
- Ashish Somwanshi
- · Replies 1 ·
Degrees of freedom and holonomic constraints
- Lambda96
- · Replies 15 ·
What causes the radioactive decay of an unstable nucleus?
- sayetsu
- · Replies 4 ·
Einstein solid partition function in canonical ensemble
- besebenomo
- · Replies 1 ·
Nuclear shell model of double magic nucleus 132Sn
- Marioweee
- · Replies 1 ·
Vertical Spring System (Lagrangian)
- andris0110
- · Replies 1 ·
Orbital angular momentum Hamiltonian
- anakin
- · Replies 5 ·
Quantum Mechanics problem: Determine the value of the constant
- Ineedhelpimbadatphys
- · Replies 3 ·
QFT: Normalization of coherent states
- Marioweee
- · Replies 2 ·
Kramers-Kronig, parity and delta function
- happyparticle
- · Replies 5 ·
Upper bound for first excited state - variational principle
- lua
- · Replies 2 ·
Is my Feynman diagram for production of ##W^-## boson correct?
- Nirmal Padwal
- · Replies 5 ·
Coordinate Transformation (multivariable calculus)
- luqman
- · Replies 1 ·
Partition function of modified Ising model
- LCSphysicist
- · Replies 1 ·
Measurement problem in quantum mechanics
- Ashish Somwanshi
- · Replies 4 ·
Calculate the probablity density and current density of a wavefunction
- anchal2147
- · Replies 1 ·
Energy conservation: electromagnetic wave in matter
- happyparticle
- · Replies 1 ·
What is the relationship between entropy and pressure in thermodynamics?
- happyparticle
- · Replies 2 ·
Condensed Matter Physics - Fermi velocity, etc.
- Graham87
- · Replies 5 ·
Checking assumptions in boundary conditions of double well system
- baseballfan_ny
- · Replies 5 ·
Radiation emitted by a decelerated particle
- physics_student123
- · Replies 16 ·
Matrix representation of quantum mechanical operators
- Ashish Somwanshi
- · Replies 2 ·
Understanding Complex Conjugates in QM (Griffiths pg. 13)
- RahSuh
- · Replies 2 ·
Determining Electric and Magnetic field given certain conditions
- guyvsdcsniper
- · Replies 5 ·
Determine eigenvalue-problem for steel pole
- schniefen
- · Replies 4 ·
How to count all ways to arrange Bosons?
- benagastov
- · Replies 1 ·
X^4 perturbative energy eigenvalues for harmonic oscillator
- PBTR3
- · Replies 6 ·
Term symbols for excited calcium configuration 3d¹4f¹
- physicisttobe
- · Replies 11 ·
Why Is the d-Orbital Considered in Sc Term Symbols?
- physicisttobe
- · Replies 5 ·
How is converted the energy of a E.M. wave in a conductor
- happyparticle
- · Replies 1 ·
Why does my coordinate system from a cone not work?
- Reg_S
- · Replies 1 ·
Classical mechanics problem for a free particle
- becks1
- · Replies 2 ·