List questions from quantum-mechanics

Published on 25 Mar 2026 - 11:08

363

Views

Can a differential equation with real coefficients have solution with complex coefficients?

Published on 28 Jan 2015 - 7:27

13.3k

Views

Prove that the projection operator $\mathbb P_+\equiv|+z\rangle\!\langle +z|$ is Hermitian

Published on 27 Mar 2026 - 19:32

764

Views

Find the distance travelled by $P$ before it changes direction. (Mechanics)

Published on 25 Mar 2026 - 20:42

261

Views

Can we describe quaternions using bra-ket in quantum mechanics?

Published on 02 Feb 2015 - 7:30

193

Views

Neveu-Schwarz and Ramond sector in the free fermion CFT

Published on 26 Mar 2026 - 2:56

25

Views

Any way to rewrite/simplify $\int dp ~f(p)~\delta[c-g(p)-E(p)]$?

Published on 09 Feb 2015 - 13:21

466

Views

Creating a Hermitian function

Published on 13 Feb 2015 - 17:17

296

Views

Can someone explain the notion of "unbounded" operator as simple as possible?

Published on 17 Feb 2015 - 23:25

149

Views

Application of Fubini Theorem in Quantum Mechanics

Published on 19 Feb 2015 - 18:08

60

Views

Calulate the eigenvalues and the eigenstates

Published on 20 Feb 2015 - 20:27

94

Views

Find the Expectation Value of Basis States

Published on 26 Mar 2026 - 4:32

4.6k

Views

Calculating eigenstates of Pauli matrices

Published on 02 Mar 2015 - 10:51

108

Views

Show that a function takes the following form using the definition for the function of an operator

Published on 02 Mar 2015 - 16:33

34

Views

Find the constant in the following matrix

Published on 02 Mar 2015 - 19:37

List Question

Relation between Poisson bracket and commutator.

Can a differential equation with real coefficients have solution with complex coefficients?

Prove that the projection operator $\mathbb P_+\equiv|+z\rangle\!\langle +z|$ is Hermitian

Find the distance travelled by $P$ before it changes direction. (Mechanics)

Can we describe quaternions using bra-ket in quantum mechanics?

Neveu-Schwarz and Ramond sector in the free fermion CFT

Any way to rewrite/simplify $\int dp ~f(p)~\delta[c-g(p)-E(p)]$?

Creating a Hermitian function

Can someone explain the notion of "unbounded" operator as simple as possible?

Application of Fubini Theorem in Quantum Mechanics

Calulate the eigenvalues and the eigenstates

Find the Expectation Value of Basis States

Calculating eigenstates of Pauli matrices

Show that a function takes the following form using the definition for the function of an operator

Find the constant in the following matrix

Trending Questions

Popular # Hahtags

Popular Questions