2 papers
astro-ph.IM2025
Progress in photonic technologies for next-generation astrophotonic instruments
Ahmed Shadman Alam
The study of integrating photonic devices into astronomical instruments is the primary focus of astrophotonics. The growth in this area of study is relatively recent. Research rela…
gr-qc2024
Spherical orbits around Kerr-Newman and Ghosh black holes
A. S. Alam, L. C. Andaru, B. N. Jayawiguna +1
We conduct a comprehensive study on spherical orbits around two types of black holes: Kerr-Newman black holes, which are charged, and Ghosh black holes, which are nonsingular. In t…