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Poincare Algebra from Poisson Bracket with KG Action
- jfy4
- · Replies 1 ·
Where did Epsilon go in the Fine Structure Constant Equation?
- help1please
- · Replies 7 ·
Euler-Lagrange equations with F_{μν} and index relabeling
- spacelike
- · Replies 4 ·
Quantum Mechanics: Finding wavefunction in momentum space.
- Xyius
- · Replies 2 ·
A particle at rest decays into 2 particles
- ChronicApathy
- · Replies 1 ·
Question if expectation value is considered a measurement?
- JordanGo
- · Replies 1 ·
Center of mass of two extended bodies
- aftershock
- · Replies 1 ·
What Are the Steps to Calculate a Hohmann Transfer Orbit to Jupiter?
- buzz3
- · Replies 3 ·
Can't Understand the Solution of Landau-Lifschitz Mechanics Problem
- gobbles
- · Replies 7 ·
Group Velocity of shallow water Stokes wave derivation seems wrong
- K29
- · Replies 2 ·
Trouble finding Clebsch-Gordan coefficient for deutron triplet state?
- semc
- · Replies 16 ·
Determine the singularities and evaluate residues
- brydustin
- · Replies 3 ·
Circumference of a circle (in strange coordinates)
- ozone
- · Replies 6 ·
Signal from dipole detcted at loop in free space
- Roodles01
- · Replies 5 ·
Taylor expansion of force equation with two potential terms
- cjw21
- · Replies 1 ·
Is the Schwarzschild metric dimensionless?
- help1please
- · Replies 4 ·
Waves: Trouble with simple Group Velocity derivation
- K29
- · Replies 2 ·
Is Isospin Conserved in Particle Interactions?
- rshalloo
- · Replies 1 ·
Covariant and Contravariant components in Oblique System
- tylerscott
- · Replies 5 ·
Wavelengths in fused silica and in silicon for photons
- SpiderMan1988
- · Replies 1 ·
Why Does Andromeda's Wavelength Calculation Differ from Hubble's Law?
- Orion78
- · Replies 1 ·
Pauli-Lubanski pseudovector commutation relations
- Factvince
- · Replies 5 ·
A problem in Griffith's textbook of electrodynamics, P189.
- karlzr
- · Replies 6 ·
Determination of polarization for combination of linearly polarized vectors
- Ethan0718
- · Replies 1 ·
Electron Radius in a Bending Magnet
- mh1551
- · Replies 4 ·
Why Does Gauss's Law Give Different Results for Electric Field in a Thick Plane?
- ozone
- · Replies 11 ·
Two diffraction gratings one on top of the other
- zimo
- · Replies 1 ·
Can I construct |-x> from |+x> in order to find <S_x>?
- cragar
- · Replies 3 ·
Measurement in quantum mechanics
- Antepavolic
- · Replies 3 ·
Linearized Gravity and the Transverse-Traceless Gauge Conditions
- Alexrey
- · Replies 1 ·
Divergence Integral doesn't equal surface integral
- ozone
- · Replies 2 ·
Fresnel Coefficient for Unpolarised Light
- Ikaros
- · Replies 4 ·
Lagrangian and principle of least action
- aaaa202
- · Replies 1 ·
Transformation function from ground state -> nth energy state, force applied, HO
- Imanbk
- · Replies 3 ·
Is the Vector Field E=A[yex+xey] Conservative in a Simply Connected Space?
- Roodles01
- · Replies 1 ·
Calculating Magnetization for 2x2 Ising Model Lattice
- LagrangeEuler
- · Replies 5 ·
Show Light Has The Same Velocity in S and S'
- MattTrimble
- · Replies 1 ·
Photo electric effect review liboff ch2
- teclordphrack
- · Replies 5 ·
Transforme kinetic energy in parabolical cyndrical coordinates
- arantxa.ceped
- · Replies 2 ·
Linearity, adjoint, and inverse of shift, reflection, scaling, and conjugation operators
- Squirtle
- · Replies 9 ·
Particle moving in electromagnetic field - converting units
- bossman27
- · Replies 1 ·
Find the lattice type and base in 2D crystal
- dingo_d
- · Replies 1 ·
Can the Coefficient b in Van der Waals Equation Be Negative
- mrawls
- · Replies 4 ·
D Alembert's Principle: Dependence of kinetic energy on generalized coordinates.
- puneeth9b
- · Replies 2 ·
Expectation Values of Angular Momentum Operators
- KiwiBlack
- · Replies 1 ·
How Do Dimensions Align in Gravitoelectromagnetic Force Equations?
- help1please
- · Replies 5 ·
Thermal: taylor series van der waals equation
- accountkiller
- · Replies 19 ·
What frequency range gives Rayleigh-Jeans within 10% of Planck?
- Cimster
- · Replies 1 ·
Why does the boundary term vanish in Griffiths quantum mechanics?
- vincent_vega
- · Replies 4 ·
How to Show Potential Operator Acting on Eigenstates in Quantum Mechanics?
- gotjrgkr
- · Replies 4 ·
What Is the Collision Time for Stars in Andromeda and Milky Way?
- AUK 1138
- · Replies 6 ·
Can conservation principles solve the killer asteroid problem?
- jahlex
- · Replies 1 ·
Calculate Drag Force for Tennis Ball at 251 km/h
- steve978
- · Replies 1 ·
Fields generated by a rotating disk
- lailola
- · Replies 3 ·
How Do You Calculate the Lagrangian for a Rolling Disk?
- aaaa202
- · Replies 4 ·
Where Does the 1/2 Factor in Optical Molasses Force Come From?
- Niles
- · Replies 1 ·
What is the Momentum Four Vector and Speed Fraction of This Particle?
- twinklestar28
- · Replies 7 ·
What Are the Momentum Four Vectors in Photon Decay?
- twinklestar28
- · Replies 14 ·
Electron Between Infinite Line Charges and SHM
- roam
- · Replies 9 ·
Distance between 2 points on a projectile's path
- aftershock
- · Replies 4 ·
Quantum mechanics notation
- g.lemaitre
- · Replies 6 ·
Eigenstates of Dirac Potential in Momentum Space
- Jolb
- · Replies 6 ·
How to Find the Retarded Time for a Moving Charged Particle?
- lailola
- · Replies 6 ·
Kepler problem: flows generated by constants of motion
- Clausius
- · Replies 1 ·
Inertial/non-inertial reference frames
- Rhi
- · Replies 8 ·
Eigenvalues of square membrane with triangular boundary condition on one edge
- ted12
- · Replies 1 ·
Operators: how to get rid of the two extra terms?
- latentcorpse
- · Replies 4 ·
How do TE modes propagate in rectangular waveguides?
- Roodles01
- · Replies 1 ·
How do modes in rectangular waveguides get their TE10, TE20, TE11 designations?
- Roodles01
- · Replies 1 ·
Electron boosted by an electric field
- lailola
- · Replies 8 ·
Are the Dot and Cross Products Distributive for Coplanar Vectors?
- denjay
- · Replies 1 ·
What is the resistive force without considering buoyancy?
- charlies1902
- · Replies 4 ·
Plotting Streamlines: Origin at t=0,1,2
- pyroknife
- · Replies 5 ·
Sphereically Symmetric potential well
- gronke
- · Replies 1 ·
Alternate form of geodesic equation
- Alexrey
- · Replies 1 ·
Lehmann-Kallen propagator integral ordering in Srednicki 13.11-13.12
- msid
- · Replies 4 ·
Fluid Mechanics: Determining Dimensions of dP/dx for Force and Distance
- pyroknife
- · Replies 5 ·
Invariance of U_harm of crystal to rotation
- sam_bell
- · Replies 1 ·
Magnetomotive force and the H-field
- help1please
- · Replies 1 ·
How can one obtain conserved charges from a symmetry transformation in QFT?
- center o bass
- · Replies 5 ·
Time evolution operator in terms of Hamiltonian
- dEdt
- · Replies 4 ·
E and B produced by a stationary currrent
- lailola
- · Replies 13 ·
In photoelectric effect, why does photon prefer K shell electron?
- amylase
- · Replies 1 ·
How to prove [itex]\Phi[/itex] (x,y)
- jhosamelly
- · Replies 8 ·
What Mathematical Identity is Used in This Derivation?
- aaaa202
- · Replies 2 ·
What is the Source of Uncertainty in Momentum When Dropping an Object?
- Jimmy Snyder
- · Replies 5 ·
Poisson brackets and angular momentum
- Rhi
- · Replies 5 ·
Energy in Field of Circular Distribution
- schaefera
- · Replies 6 ·
Probability of Quantum Tunneling
- Minhty
- · Replies 3 ·
(Electric) Scalar and vector potential
- lailola
- · Replies 6 ·
Impedance on thin wire dipole using method of moments
- Cram
- · Replies 1 ·
Potentials and Poynting Conservation Theorem
- lailola
- · Replies 6 ·
A2 Physics Experiment: Electrical Conductance Through Salt Solution
- Anastasya
- · Replies 2 ·
Finding traction vector for equally inclined surface normal
- racnna
- · Replies 5 ·
How to Estimate Energy Density Using Planck's Law?
- johnnyies
- · Replies 1 ·
Null geodesics of a Kerr black hole
- Dick Taid
- · Replies 3 ·
Does Hyperbolic Motion Cause Particle Radiation?
- cragar
- · Replies 2 ·
How Do Ladder Operators Relate to the 1-D Quantum Harmonic Oscillator?
- gronke
- · Replies 1 ·
Calculating Theoretical Density of Single Crystal Silicon
- perplexabot
- · Replies 4 ·
Quantum degeneracy problem, electron on a ring
- VortexLattice
- · Replies 4 ·