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sslucifer
  • Member for 3 years, 11 months
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7 votes
Accepted

What is the probability of obtaining the same measurement a finite time after causing a wave-function collapse with my initial measurement?

4 votes

Zero Solution in infinite square well?

3 votes

$T$-matrix approach to solve 1D Schrödinger equation for an incident wave on a double stepped potential; am I on the right track? What's next?

2 votes
Accepted

How to derive $Re \int_0^{\infty} i \omega \vec{x}. \vec{E^*}(\omega)\hspace{0.1cm} d\omega$ from $\int_{-\infty}^{\infty} \vec{v}.\vec{E} dt$?

2 votes
Accepted

Resources for One-Loop Calculation in QED

2 votes

Spinor expansion

2 votes
Accepted

Why the proportionality factor of 'Quantum' Poisson brackets is imaginary?

2 votes
Accepted

Oscillation on Angled Rails (Diff Equation)

1 vote

How do objects begin to roll if static friction equally opposes the applied force?

1 vote
Accepted

Fourier transform of fermionic creation/annihilation operator

1 vote

Reasoning Check: Trace of squared mixed-state density matrix

1 vote

Calculating off-diagonal Matrix Element

1 vote
Accepted

How to determine the measurement operators of a two qubit system?

1 vote

Long Range - High Frequency or Low Frequency

1 vote
Accepted

Reference Point for Potential Energy

1 vote
Accepted

Poles of a transmission coefficient

1 vote

Confused about the direction of the Magnus effect force

1 vote
Accepted

How does one find potential of cavity in a sphere?

1 vote

When an elevator starts going up from rest, does the motor apply a force larger than mg for a brief moment?

1 vote
Accepted

Change of basis for density operator

1 vote
Accepted

Confusion in definition of Bound states

1 vote

Schrodinger versus Interaction Pictures for Mukhanov Field $\hat{v}(\eta,\mathbf{x})$ in inflation?

0 votes

Homework help: Energy levels of two distinguishable electrons

0 votes

How do wave equations have an exponential solution involving wave vector and the propagation constant?

0 votes

Magnetic force on different parts of a current loop causing torque

0 votes

Lagrangian of an inverted pendulum on a moving cart

0 votes
Accepted

How do I apply the principle of conservation of angular momentum in this case?

0 votes

Can we have a mixed density matrix from a superposition of eigenstates?

0 votes

How can the total number of particles can be sum over all Density of states?

0 votes

Radioactive decay differential equations