Zahid Zakir[1] Abstract In standard quantum field theory, where free quanta have only positive energy, the antiparticle operators were introduced…
Welcome to the cite of the journal Quantum and Gravitational Physics! The cite is under construction. The online version of…
Zahid Zakir[1] Abstract In general relativity, the stretching of the wavelengths of photons in the expanding universe occurs along the…
Zahid Zakir [1] Abstract A consistent theory of gravitational redshift in cosmology (GRC) is formulated. The global GRC arises…
Zahid Zakir The book published by CTPA contains a systematic presentation of a new paradigm, some elements of which was…
Zahid Zakir The book published by CTPA contains a systematic presentation of a new formulation of relativistic theory. The local…
Zahid Zakir [1] Abstract Special and general theories of relativity consist in describing both local and global phenomena –…
Zahid Zakir[1] (ORCID) Abstract In quantum and gravitational physics, a large set of fundamental problems have accumulated over the…
Zahid Zakir (ORCID) Abstract In static space, the redshift of photons from the receding sources is related by the Doppler…
Zahid Zakir (ORCID) Abstract The Oppenheimer-Snyder (OS) solution of the Einstein equations for a homogeneous dust star at a parabolic…
Zahid Zakir (ORCID) Abstract As a star collapses, positions of its particles, as for any extended object, must be set…
Zahid Zakir The book published by CTPA contains a systematic presentation of a newtheory of collapse of relativistic stars. The…