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Omdurman Islamic University

Sudan

2 papers here16 citations across 2
fields
  • astro-ph.GA1
  • astro-ph.HE1
ROR 025qja684OpenAlex

affiliations via OpenAlex

most citedEBL Inhomogeneity and Hard-Spectrum Gamma-Ray Sources

13 citations

researchers with a paper here
  • M. Alzain1
  • Markus Böttcher1
collaborating institutions
  • North-West UniversityZA1 paper

2 papers

astro-ph.GA2017★ 3 cited

Modified Newtonian Dynamics (MOND) as a Modification of Newtonian Inertia

Mohammed Alzain

We present a modified inertia formulation of Modified Newtonian dynamics (MOND) without retaining Galilean invariance. Assuming that the existence of a universal upper bound, predi…

astro-ph.HE2017★ 13 cited

EBL Inhomogeneity and Hard-Spectrum Gamma-Ray Sources

Hassan Abdalla, Markus Boettcher

The unexpectedly hard very-high-energy (VHE; E>100 GeV) γ-ray spectra of a few distant blazars have been interpreted as evidence for a reduction of the γγ opacity of the Un…

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