Apparently, this user prefers to keep an air of mystery about them.
5 Is it possible to recover the old Bohr-Sommerfeld model from the QM description of the atom by turning off some parameters? Nov 10 '12
5 What is the relativistic particle in a box? Nov 13 '12
2 Cosmological constant Mar 27 '13
0 If wave packets spread, why don't objects disappear? Nov 11 '12