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What is the effective Lagrangian in General Relativity?
- Replusz
- · Replies 2 ·
Magnetoresistance and the Corbino disk
- Joseph Rolls
- · Replies 1 ·
Boundary Potential Problem- parallel alternating potential
- ebru
- · Replies 1 ·
Expectation value of angular momentum
- void19
- · Replies 2 ·
Finding the spin-orbit coupling constants of an Alkai transition?
- Ted55
- · Replies 2 ·
How Do Relativity and Time Dilation Affect the Time Between Events?
- RodolfoM
- · Replies 15 ·
Electron in a triangular quantum well with triangular barrier
- Drone0
- · Replies 1 ·
General to specific classical mechanics
- yang32366
- · Replies 6 ·
Central Potential Repulsive Scattering
- ispivack
- · Replies 4 ·
How can I use the covariant derivative to derive the Riemann curvature tensor?
- e-pie
- · Replies 1 ·
Proving an Equation for a Single Component Flat Universe
- Arman777
- · Replies 21 ·
Klein Gordon 4-current from Dirac Equation
- shinobi20
- · Replies 15 ·
Thermodynamics question about glass (quartz)
- Romantic_night
- · Replies 2 ·
Given a set of equations, show if it is a Hamiltonian system
- peguerosdc
- · Replies 9 ·
Coordinate transformations on the Minkowski metric
- amathie
- · Replies 3 ·
Proving Vorticity of Flow in Rotating Cylinder
- Raees
- · Replies 11 ·
Electrostatic Energy of a solid sphere with a cavity
- Arman777
- · Replies 3 ·
How to find the charge at time = t (at any instant)
- asadahmad_7869
- · Replies 2 ·
Velocity of fluid flowing from a hole at the bottom of a conical shape
- Adi6677
- · Replies 18 ·
How Do We Visualize the Manifold Structure of a Lie Group?
- Jason Bennett
- · Replies 14 ·
Rotating and tilting charged disk induces a voltage inside a ring
- Knut
- · Replies 11 ·
Question on Quantum Physics- Probability of finding a particle
- warhammer
- · Replies 4 ·
Global Positioning System / Clocks in Space
- Markus Kahn
- · Replies 4 ·
Spin Hamiltonian of a hydrogen atom in a magnetic field
- Nullity
- · Replies 1 ·
Power flow in a TE mode for a rectangular waveguide
- PhDeezNutz
- · Replies 2 ·
Lorentz algebra elements in an operator representation
- Jason Bennett
- · Replies 1 ·
Magnetostatics and Ampere's law on a finite length wire
- Telemachus
- · Replies 5 ·
Lie groups,Lie algebras, Physics, Lorentz Group,
- Jason Bennett
- · Replies 2 ·
Solutions to schrodinger equation with potential V(x)=V(-x)
- partyday
- · Replies 4 ·
How Does Acceleration Transform in Special Relativity?
- Markus Kahn
- · Replies 13 ·
Landau levels: Hamiltonian with ladder operators
- Garlic
- · Replies 1 ·
How can second Schur's lemma lead to inequivalent representations?
- Heidi
- · Replies 2 ·
3-D Planar Method of Images Boundary Problem
- sdefresco
- · Replies 2 ·
What is the relationship between angle and polarization in modern optics?
- Duboo
- · Replies 1 ·
Electric field of light emitted by atom, given the intensity
- bunchedupwalrus
- · Replies 1 ·
Max and min functions in spherical expansions
- snatchingthepi
- · Replies 2 ·
Symmetric top with constant charge to mass ratio in a magnetic field
- Wavefunction
- · Replies 9 ·
Rayleigh Scattering: Blue/Red Irradiance Ratio & Distance
- e101101
- · Replies 1 ·
Why is this true? General relativity
- Replusz
- · Replies 4 ·
How to Approach Solving a Variable-Mass System with a Falling Drip?
- Michael_0039
- · Replies 2 ·
Closest approach from initial velocity and impact parameter
- Kelli Van Brunt
- · Replies 5 ·
Momentum Operator for the real scalar field
- Markus Kahn
- · Replies 2 ·
I don't know how to get equation 4.41 here in the image
- Shuvro1994
- · Replies 3 ·
Quadrupole term for uniformly charged sphere (where did I go wrong?)
- snatchingthepi
- · Replies 4 ·
Rewriting Maxwell's Equations in Tensor Form
- Sycobob
- · Replies 6 ·
Diagonalizing a (dimensionless) Hamiltonian
- Cocoleia
- · Replies 1 ·
Understanding Laser Wavelengths: A Beginner's Guide
- Freakyfemto
- · Replies 1 ·
How Can Separating Variables Show Scale Factor Growth in Friedmann Equation?
- hnnhcmmngs
- · Replies 1 ·
Need help with Poisson's equation for a charged cylinder
- snatchingthepi
- · Replies 4 ·
Electrodynamics: Conducting sphere of radius R cut in half
- sdefresco
- · Replies 49 ·
Why is the curl of H zero in a plasma and where does the factor of me come from?
- PhDeezNutz
- · Replies 3 ·
Find the energy lost of the system of a t-shirt cannon
- Romanamarques
- · Replies 2 ·
Determine the singularity type of the given function (Theo. Phys)
- starstruck_
- · Replies 1 ·
Phase transition between two phases with different Cv
- Baibhab Bose
- · Replies 8 ·
Incidence on a conductor at an angle greater than the critical angle
- PhDeezNutz
- · Replies 5 ·
How can I calculate the z-component of the magnetic field using the dot product?
- gabriellelee
- · Replies 19 ·
A rather weird form of a coherent state
- Markus Kahn
- · Replies 5 ·
Derive Fresnel's Equations for Parallel Incidence using Maxwell's BC's
- PhDeezNutz
- · Replies 18 ·
Differentiating with coordinate transformations
- liu111111117
- · Replies 5 ·
What Is a Covariance Matrix in Linear Algebra?
- Send BoBs
- · Replies 4 ·
Calculating Divergent Amplitude in Phi-4 Theory
- Daniel_C
- · Replies 1 ·
Multipole expansion for the case r'>>r and r>>r'
- pallab
- · Replies 1 ·
Bra-ket of uncertainty commutator (Sakurai 1.18)
- Silicon-Based
- · Replies 8 ·
Two-level quantum system (from Sakurai)
- DrClaude
- · Replies 7 ·
Fraction of occupied states (Fermi-Dirac distribution + DOS)
- su3liminal1
- · Replies 1 ·
How to calculate a wave function in time t
- Haorong Wu
- · Replies 3 ·
What Is Relativity in Physics?
- dcarmichael
- · Replies 2 ·
Humor in the Workplace: Benefits and Challenges
- e101101
- · Replies 1 ·
Noether's theorem with non-finite transformations
- peguerosdc
- · Replies 8 ·
Understanding Green's second identity and the reciprocity theorem
- peguerosdc
- · Replies 3 ·
Maximizing Planck's law using Taylor polynomial for e^x
- Alcubierre
- · Replies 28 ·
Force & Torque on Electric Dipole in Magnetic Field
- Snarlie
- · Replies 4 ·
Where does this term come from? (pulling a wire loop through a B-field)
- snatchingthepi
- · Replies 5 ·
Why Does Gauss' Law Yield Different Results for Spherical Charge Distributions?
- Jelsborg
- · Replies 9 ·
Calculating the radius of curvature given acceleration and velocity
- Like Tony Stark
- · Replies 14 ·
Lagrange Equations of Motion for a particle in a vessel
- Wombat11
- · Replies 5 ·
Determine the change in direction of a particle
- MaestroBach
- · Replies 2 ·
What Is the Role of Symmetry in the Double Slit Experiment?
- nickap34
- · Replies 1 ·
Show that the Kronecker delta retains its form under any transformation
- blue24
- · Replies 23 ·
Initial Value Equations from ADM Formalism - Trying again
- TerryW
- · Replies 7 ·
Is This Reaction Allowed or Forbidden?
- Aleolomorfo
- · Replies 1 ·
Infinitesimal Perturbation in a potential well
- Baibhab Bose
- · Replies 10 ·
Mass Transfer in a Binary Star System
- Kelli Van Brunt
- · Replies 2 ·
##CP^N## model in Peskin & Schroeder problem 13.3
- Manu_
- · Replies 1 ·
Bubble chamber experiment on a K− beam
- Aleolomorfo
- · Replies 1 ·
Solving Metric Tensor Problems: My Attempt at g_μν for (2)
- WWCY
- · Replies 4 ·
Biot-Savart for finite volume currents (Wangsness)
- jack476
- · Replies 12 ·
Quantum physics (blackbody radiation)
- HaZe-
- · Replies 1 ·
Where is a particle most likely to be? (Griffiths Quantum Mechanics)
- blackbeans
- · Replies 3 ·
What are the expectation values for position and momentum in states Ψ0 and Ψ1?
- Somali_Physicist
- · Replies 3 ·
Thermal Resistance of a Hollow Circular Cone
- alex_amvdor
- · Replies 9 ·
Heat Flow Through a Truncated Cone
- alex_amvdor
- · Replies 3 ·
Longitudinal distribution for a neutrino beam
- lLehner95
- · Replies 1 ·
Derive an expression for the applied field of a superconducting wire
- TheBigDig
- · Replies 1 ·
Solve Ehrenfest's Pendulum Equation | Can't Solve It
- dRic2
- · Replies 5 ·
How do I understand spin in quantum mechanics for Physics GRE question 2?
- jdou86
- · Replies 3 ·
How Is Black Hole Entropy Calculated According to Bekenstein-Hawking?
- DuncanJames
- · Replies 4 ·
Effects of KE & PE of a Harmonic Oscillator under Re-scaling of coordinates
- Baibhab Bose
- · Replies 11 ·
Finding a method to compute the magnetic moment of an even-odd nucleus
- JD_PM
- · Replies 2 ·
Did I Get These Metric Tensors Right?
- The Floating Brain
- · Replies 11 ·