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Fraction of solar neutrinos arriving at the Earth
- thinkLamp
- · Replies 11 ·
Show that the radiation field is transverse
- It's me
- · Replies 2 ·
Recoil Proton Momentum Spectrum in Neutron Decay
- Waleed Khalid
- · Replies 1 ·
Expectation value <p> of the ground state of hydrogen
- Warda Anis
- · Replies 4 ·
Are longitudinal magnetic waves possible?
- Samuel Williams
- · Replies 7 ·
What Is the Propagator of the Proca Lagrangian?
- Muoniex
- · Replies 2 ·
Effective refractive index of a stratified medium
- AwesomeTrains
- · Replies 5 ·
4-derivative kinetic term Lagrangian
- kelly0303
- · Replies 4 ·
Spectrum of hot gas uniformly mixed with dust
- starstruck_
- · Replies 5 ·
Eigenvalues dependent on choice of $\vec{A}$?
- CharlieCW
- · Replies 1 ·
Method of images for two point charges above grounded plane
- blizzardof96
- · Replies 4 ·
Does a Propagator Only Have an Imaginary Part On-Shell?
- Malamala
- · Replies 5 ·
Bosonic operator eigenvalues in second quantization
- RicardoMP
- · Replies 1 ·
Bosonic annihilation and creation operators commutators
- RicardoMP
- · Replies 1 ·
Normalization of the Fourier transform
- doggydan42
- · Replies 6 ·
Two falling rods connected by a hinge
- DanielA
- · Replies 14 ·
Angular momentum operator for 2-D harmonic oscillator
- Rabindranath
- · Replies 2 ·
Show that a matrix is a Lorentz transformation
- fineTuner
- · Replies 4 ·
How Can Quantum Mechanics Explain the Eigenstates of a Spherical Pendulum?
- LarryC
- · Replies 2 ·
Potential of a non-conducting sphere
- NicolaiTheDane
- · Replies 29 ·
Relative velocity in special relativity
- Physicssssss
- · Replies 2 ·
Cylinder with Displaced Center of Mass Rolling Down Incline
- GL_Black_Hole
- · Replies 1 ·
What is the closed form for the series S?
- kelly0303
- · Replies 3 ·
How Does a Galilean Transformation Affect the Wave Function?
- doggydan42
- · Replies 4 ·
Finite dual disk capacitor: estimating charge distribution
- anjogr
- · Replies 1 ·
Derivative for a Galilean Tranformation
- doggydan42
- · Replies 5 ·
Find Vector Representation of |ψi> in |ei> basis
- jasonchiang97
- · Replies 5 ·
Tree-level diagram Moller scattering
- kelly0303
- · Replies 3 ·
Eigenketes and Eigenvalues of operators
- jasonchiang97
- · Replies 9 ·
Approximating Probability for a Wave Function
- doggydan42
- · Replies 2 ·
Expanding the original commutator on the LHS
- cdot
- · Replies 8 ·
Finding the equipotential surfaces of a finite line of charge
- Faizan Samad
- · Replies 9 ·
Finding the quantized energies of a particle
- physics148
- · Replies 1 ·
Rearranging the Friedmann Equation
- TRB8985
- · Replies 3 ·
Spherical Capacitor Discharging Through Radial Resistor
- GL_Black_Hole
- · Replies 2 ·
Why Do Electromagnetic Waves Propagate Independently of Their Source?
- BobaJ
- · Replies 5 ·
Does a Particle Moving on a Curve Separate Under Gravity?
- Argelium
- · Replies 9 ·
Does the Raising Operator Have Right Eigenvectors?
- Pouyan
- · Replies 7 ·
Special Cases of the BCH Identity
- WWCY
- · Replies 2 ·
Coherent states for Klein-Gordon field
- CharlieCW
- · Replies 5 ·
Minimum energy of an electron with the Larmor formula
- doggydan42
- · Replies 2 ·
Calculating Muon Decay Rate using Delta Function Identity
- kelly0303
- · Replies 1 ·
How Does the Cassie-Baxter Model Explain the Lotus Effect?
- Klaus von Faust
- · Replies 2 ·
Time Derivative of Expectation Value of Position
- Matt Chu
- · Replies 8 ·
Finding dominant configuration for 10 oscillators with 8 quanta
- SidMe1984
- · Replies 2 ·
How long does it take for an electron to spiral from \( r_i \) to \( r_f \)?
- doggydan42
- · Replies 1 ·
Simultaneous Diagonalization for Two Self-Adjoint Operators
- LarryC
- · Replies 4 ·
Stress energy tensor transformation
- BillKet
- · Replies 10 ·
Is the Energy Momentum Tensor for Scalar Fields Always Symmetric?
- BillKet
- · Replies 2 ·
Spherical harmonics potential outside a sphere with partial boundary condition
- Faizan Samad
- · Replies 5 ·
Trying to understand a derivation in a paper
- AwesomeTrains
- · Replies 6 ·
Bloch equations for a 3-level system
- GwtBc
- · Replies 1 ·
Second-order gravitational potential correction for Mercury's orbit
- Malamala
- · Replies 1 ·
The number of ways of placing M atoms on the interstices of a lattice
- ppy
- · Replies 5 ·
Solving the Einstein Gravity Tensor for the Newton Potential
- Malamala
- · Replies 1 ·
Problem about electric potential and power transmitted down a cable
- Another
- · Replies 1 ·
Probability of finding particle in ground state after spring constant doubles
- Sushmita
- · Replies 3 ·
Inertia tensor of cone around its apex
- Noxuz
- · Replies 4 ·
How to Calculate Efficiency of a Van der Waals Gas Cycle?
- TK421
- · Replies 8 ·
Spacetime and Geometry: Vanishing commutators#2
- George Keeling
- · Replies 4 ·
Electrostatics Problem using Laplace's Equation
- Faizan Samad
- · Replies 16 ·
A vertical cylinder fitted with a heavy leak-proof piston wi
- CLARA
- · Replies 1 ·
What is the issue with this electrostatics problem?
- NicolaiTheDane
- · Replies 4 ·
Finding state vectors for pure states
- Pouyan
- · Replies 1 ·
Is \(|p,\lambda\rangle\) an Eigenstate of the Helicity Operator?
- CharlieCW
- · Replies 1 ·
Average energy of CMB photons at T=2.73K
- Silviu
- · Replies 15 ·
How Does the Cosmological Constant Change with the Expansion of the Universe?
- TRB8985
- · Replies 2 ·
Finding unitary matrix M to transform SO(3) generators from J to K basis
- CharlieCW
- · Replies 20 ·
Spacetime and Geometry: Vanishing commutators
- George Keeling
- · Replies 1 ·
What is the Lagrangian, equations of motion for this system?
- Amitayas Banerjee
- · Replies 9 ·
Maxwell stress tensor missing angular factor
- Another
- · Replies 1 ·
Solving the Rotating Wire Problem
- Pushoam
- · Replies 5 ·
Discrepancies between numerical and analytical solutions
- Ziezi
- · Replies 4 ·
I'm wondering about the solution (Electrodynamics)
- Another
- · Replies 1 ·
Without Lagrangian, show that angular momentum is conserved
- jack476
- · Replies 1 ·
Vector torque problem: Force applied to a disc
- jwbensin
- · Replies 6 ·
The Φ equation in Griffiths' Introduction to QM
- hoalacanhdk
- · Replies 9 ·
Why Does an EM Field Have Two Degrees of Freedom?
- Syrus
- · Replies 4 ·
Momentum measurement of a particle in Quantum Mechanics
- Pushoam
- · Replies 6 ·
Canonical partition function of an ideal gas (unit analysis)
- Somali_Physicist
- · Replies 2 ·
Calculate the energies of all 4 states up to 2nd order
- Penny
- · Replies 2 ·
Displacement of a spring within a piston
- reed2100
- · Replies 8 ·
Probability per atom and per second for stimulated emission to occur
- Philip Land
- · Replies 5 ·
Statistical physics question - particles in a magnetic field
- subzero0137
- · Replies 12 ·
How to find eigenvalues and eigenfunction
- Another
- · Replies 3 ·
Finding Eigenvalues of an Operator with Infinite Basis
- CharlieCW
- · Replies 1 ·
Finding ∂V/∂T for Van der Waals gas to calculate Cp - Cv
- subzero0137
- · Replies 2 ·
Proving Bound State Exists for V(x)=-aV_0δ(x)
- amjad-sh
- · Replies 29 ·
Infinitely long molecular zipper
- subzero0137
- · Replies 3 ·
Relation Between Ma and Re for Isentropic Expansion
- Ankith
- · Replies 5 ·
How Is the Derivative of Basis Vectors Computed in Polar Coordinates?
- Mathematicsresear
- · Replies 2 ·
Schwinger's model of angular momentum
- BobaJ
- · Replies 26 ·
Understanding Net Energy Transfer Rate in Parallel Plate Setup
- Silviu
- · Replies 1 ·
Toroid with Air Gap magnetostatics problem
- Tinaaaaaa
- · Replies 3 ·
Symmetric bowl associated with a line element
- Confused Physicist
- · Replies 2 ·
How Long Does It Take to Fall into a 5-D Black Hole?
- Confused Physicist
- · Replies 3 ·
Deflection of wave in dissipative media with a complex refractive index
- Tinaaaaaa
- · Replies 3 ·
Terminal speed of vessel propelled by sublimating substance in vacuum
- Klaus von Faust
- · Replies 39 ·
Why can indices m and i be relabeled in ViΓmikZm?
- Mathematicsresear
- · Replies 4 ·
Coordinate singularity in Schwarzschild solution
- Confused Physicist
- · Replies 6 ·