Why holes in a semiconductor are associated with a net positive charge?
74931
Are holes a fundamental particle? Are they a real thing or just a construct?
139844
Effect of gate voltage on conductivity
20850
Why does connecting a battery's positive terminal to the negative terminal of another battery not create a short circuit?
28750
What is charge actually? How to define it?
81496
How do electrons get a charge?
16022
Radially symmetric charge distribution (dipole moment)
98686
Semiconductors forward bias
92918
Positive work by a magnetic field
87391
Integral version of Ampere's law: why current outside the surface does not contribute to $\oint B\cdot d\ell$?
53287
Why is charge of the electron negative?
158821
Saturation current in photoelectric effect
117551
What limits the maximum sustainable surface charge density of a sphere in space?
122132
Why do we test electric fields with positive charges and not negative ones?
65462
How do electron holes have spin, and how do they interact with "real" particles / vice versa?
83136
Positive Mass Theorem
69776
Why is the diode forward voltage constant?
123669
Electric fields in continuous charge distribution