An Introspection: Get the Caravan Moving

The author\u27s reflection about cultural activism and his role and involvement in the Afrikan Hiphop Caravan, in particular the experiences he collected along the road, travelling with the comrades

The total energy--momentum tensor for electromagnetic fields in a dielectric

There are various formulations of energy--momentum tensors for an electromagnetic field in a linear dielectric. The total energy--momentum tensor, comprised of electromagnetic and material components, must be unique. We discuss the construction of the total energy--momentum tensor and the associated conservation laws.Comment: Added publication informatio