Carlos Figueroa

4 Questions 32 Answers 0 Followers

Questions related from Carlos Figueroa

What value is attributed to the mass of the photon in General Relativity?

In Special Relativity, a photon of frequency f is considered as a particle of mass m=h f/c2 with zero proper mass. It is experimentally verified that the photon carries momentum and exerts...

17 October 2023 4,403 5 View

Is there direct experimental confirmation of the existence of quarks?

Quarks have emerged from the evidence that protons and neutrons are composite particles. This has led to the formulation of the QCD and the "asymptotic freedom" hypothesis. This theoretical...

17 March 2020 6,034 9 View

The electrons of the conduction band of semiconductors contributes to the cohesion of the material structure?

My question is about the role of conduction band electrons in the structural cohesion of materials. For example, in ZnO, the structure is determined by the covalent bonds formed by the electrons...

18 November 2016 3,641 13 View

Are there any alternative or corrections of the Theory of Relativity that explains how the neutrino can travel at the speed of light?

The relativistic equations of energy and momentum forbid the possibility that anybody with nonzero rest mass reaches the speed of light because both quantities tend to infinity. In the case of the...

27 March 2014 4,621 23 View