User Y2H

6 votes

3 answers

625 views

Quantum harmonic oscillators with momentum-position coupling

asked Jun 13, 2021 at 9:50

5 votes

2 answers

602 views

What does it mean that the event horizon is a global concept?

asked Jun 20, 2020 at 13:43

4 votes

1 answer

422 views

What is a "quasi-local" charge?

asked May 11, 2020 at 12:21

3 votes

1 answer

304 views

Action variation in Brown-York formalism

asked Jun 9, 2020 at 11:27

3 votes

1 answer

205 views

Is $\displaystyle{\not} p$ a Lorentz Scalar?

asked Apr 8, 2018 at 13:18

3 votes

0 answers

81 views

Are the spacelike foliations of a non-static spacetime topologically equivalent?

asked Mar 24, 2020 at 18:19

3 votes

1 answer

689 views

Difference between chronological future and domain of dependence

asked Jun 25, 2020 at 11:20

3 votes

2 answers

825 views

Definition of ‘‘static spacetimes’’ from Killing vectors

asked Jun 27, 2020 at 9:16

2 votes

1 answer

419 views

The photon propagator term in Peskin & Schroeder Eq. 6.38

asked Mar 25, 2018 at 18:17

2 votes

1 answer

326 views

Komar Charge Derivation from Killing Current

asked May 20, 2020 at 11:27

2 votes

0 answers

48 views

Origin of the definition of the electric potential of a black hole

asked May 30, 2020 at 18:05

2 votes

1 answer

54 views

How can we measure cosmological constant if we can't measure ground state energy?

asked Jan 24 at 21:14

2 votes

0 answers

107 views

Which force is responsible for $\Sigma$(1385) decay?

asked Dec 15, 2021 at 16:04

1 vote

0 answers

321 views

Temperature as a period of imaginary time in black hole thermodynamics

asked Jun 13, 2020 at 11:55

1 vote

0 answers

96 views

Systematic way of finding the Killing vector of a specific mass

asked Mar 2, 2020 at 9:59

1 vote

1 answer

7k views

Solving LR Circuit with Laplace Transform

asked May 23, 2017 at 23:10

1 vote

3 answers

535 views

Spin Up with Indefinite Helicity

asked Dec 1, 2017 at 18:48

1 vote

1 answer

111 views

Divergence of Green function expansion at the origin?

asked Mar 7, 2021 at 13:43

1 vote

0 answers

41 views

Variation of classical action due to variation of position and time [duplicate]

asked Jun 16, 2020 at 19:09

1 vote

1 answer

46 views

Before Hawking temperature, why did absence of radiation mean black holes had no temperature?

asked Jun 22, 2020 at 19:49

1 vote

1 answer

224 views

Definition of charge with Hodge star

asked Jun 23, 2020 at 9:05

0 votes

0 answers

86 views

Variation of EM action with respect to boundary metric

asked Jun 24, 2020 at 13:23

0 votes

0 answers

32 views

Restricting the range of $x$ to normalize the wavefunction

asked Oct 24, 2021 at 15:36

0 votes

1 answer

777 views

Probability of finding particle in left side at time $t$

asked Mar 22, 2021 at 15:01

0 votes

2 answers

130 views

Eigenstates for $\vec{L}^2, L_z, L_x$ and $L_y$? [closed]

asked Apr 8, 2021 at 11:16

0 votes

1 answer

41 views

Definition of RMS deviations from mean w.r.t. $|u(x,0)|^2$ and $|A(k)|^2$ in Jackson

asked Apr 24, 2021 at 9:48

0 votes

1 answer

120 views

Charge Density for a Rod

asked Apr 30, 2021 at 8:28

0 votes

2 answers

130 views

Creation and annihilation operators in coordinate space

asked Jun 12, 2021 at 11:13

0 votes

1 answer

117 views

Is a (Dirac) Particle Where $\vec{p} = (p^1,0,0)$ in an Eigenstate of Helicity? [closed]

asked Dec 9, 2017 at 21:50

0 votes

1 answer

851 views

What Are Disconnected Diagrams?

asked Oct 28, 2017 at 17:00

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38 Questions

Quantum harmonic oscillators with momentum-position coupling

What does it mean that the event horizon is a global concept?

What is a "quasi-local" charge?

Action variation in Brown-York formalism

Is $\displaystyle{\not} p$ a Lorentz Scalar?

Are the spacelike foliations of a non-static spacetime topologically equivalent?

Difference between chronological future and domain of dependence

Definition of ‘‘static spacetimes’’ from Killing vectors

The photon propagator term in Peskin & Schroeder Eq. 6.38

Komar Charge Derivation from Killing Current

Origin of the definition of the electric potential of a black hole

How can we measure cosmological constant if we can't measure ground state energy?

Which force is responsible for $\Sigma$(1385) decay?

Temperature as a period of imaginary time in black hole thermodynamics

Systematic way of finding the Killing vector of a specific mass

Solving LR Circuit with Laplace Transform

Spin Up with Indefinite Helicity

Divergence of Green function expansion at the origin?

Variation of classical action due to variation of position and time [duplicate]

Before Hawking temperature, why did absence of radiation mean black holes had no temperature?

Definition of charge with Hodge star

Variation of EM action with respect to boundary metric

Restricting the range of $x$ to normalize the wavefunction

Probability of finding particle in left side at time $t$

Eigenstates for $\vec{L}^2, L_z, L_x$ and $L_y$? [closed]

Definition of RMS deviations from mean w.r.t. $|u(x,0)|^2$ and $|A(k)|^2$ in Jackson

Charge Density for a Rod

Creation and annihilation operators in coordinate space

Is a (Dirac) Particle Where $\vec{p} = (p^1,0,0)$ in an Eigenstate of Helicity? [closed]

What Are Disconnected Diagrams?