2 papers
physics.class-ph2016
Relativistic mechanical-thermodynamical formalism -- description of inelastic collisions
Julio Guemez, Manuel Fiolhais, Luis A. Fernandez
We present a relativistic formalism inspired on the Minkowski four-vectors that also includes conservation laws such as the first law of thermodynamics. It remains close to the rel…
physics.ed-ph2016
On the work of internal forces
Julio Guemez, Manuel Fiolhais, Lucilia Brito
We discuss the role of the internal forces and how their work changes the energy of a system. We illustrate the contribution of the internal work to the variation of the system's e…