144 citations · 1.3k across the 98 of their papers we have counts for
86 papers · 1 filter
Deflection angle and Shadows by Black Holes in Starobinsky-Bel-Robinson Gravity from M-theory
A. Belhaj, H. Belmahi, M. Benali +2
Motivated by M-theory compactifications, we investigate optical properties of black holes in the Starobinsky-Bel-Robinsion gravity. Precisely, we study the shadows and the deflecti…
On Inflationary Models in f(R,T) Gravity with a Kinetic Coupling Term
A. Belhaj, M. Benali, Y. Hassouni +1
We investigate inflationary models in f(R,T) modified gravity with a kinetic coupling term ω^2 G^{μν}\partial_μϕ\partial_νϕhaving a positive factor needed to remove the ghosts. Tak…
Thermodynamic and Optical Behaviors of Quintessential Hayward-AdS Black Holes
A. Belhaj, M. Benali, H. El Moumni +3
Motivated by Dark Energy (DE) activities, we study certain physical behaviors of the quintessential Hayward-AdS black holes in four dimensions. We generalize some physical properti…
Superentropic Black Hole Shadows in Arbitrary Dimensions
A. Belhaj, M. Benali, Y. Hassouni
We investigate the shadow behaviors of the superentropic black holes in arbitrary dimensions. Using the Hamilton-Jacobi mechanism, we first obtain the associated null geodesic equa…
Deflection Light Behaviors by AdS Black Holes
A. Belhaj, H. Belmahi, M. Benali
We investigate the behavior of the deflection of light rays by charged and rotating AdS black holes using the Gauss-Bonnet formalism. Taking weak field approximations and certain a…
Superentropic AdS Black Hole Shadows
A. Belhaj, H. Belmahi, M. Benali
We study shadow aspects of superentropic black holes in four dimensions. Using Hamilton-Jacobi formalism, we first get the null geodesic equations. In the celestial coordinate fram…
Reconstructing slow-roll Scalar-Tensor Gauss-Bonnet single field inflation from running spectral data
A. Belhaj, H. Es-Sobbahi, M. Oualaid +1
We examine cosmological inflation in a broad family of scalar-tensor models characterized by scalar-dependent non minimal kinetic couplings and Gauss-Bonnet terms. Using a slow rol…
On M-theory on Real Toric Fibrations
A. Belhaj, H. Belmahi, M. Benali +3
Borrowing ideas from elliptic complex geometry, we approach M-theory compactifications on real toric fibrations. Precisely, we explore real toric equations rather than complex ones…
Dyonic Objects and Tensor Network Representation
A. Belhaj, Y. El Maadi, S. E. Ennadifi +2
Motivated by particle phyiscs results, we investigate certain dyonic solutions in arbitrary dimensions. Concretely, we study the stringy constructions of such objects from concrete…
On Universal Constants of AdS Black Holes from Hawking-Page Phase Transition
Adil Belhaj, Anas El Balali, Wijdane El Hadri +1
We investigate the thermodynamic properties of the Hawking-Page phase transition of AdS black holes. We present evidence for the existence of two universal critical constants assoc…
Shadows of 5D Black Holes from String Theory
A. Belhaj, H. Belmahi, M. Benali +3
We study the shadow behaviors of five dimensional (5D) black holes embedded in type IIB superstring/supergravity inspired spacetimes by considering solutions with and without rotat…
Black Hole Shadows in M-theory Scenarios
A. Belhaj, M. Benali, A. El Balali +3
We study the shadows of four dimensional black holes in M-theory inspired models. We first inspect the influence of M2-branes on such optical aspects for non-rotating solutions. In…
On Phase Transition Behaviors of Kerr-Sen Black Hole
A. Belhaj, A. El Balali, W. El Hadri +3
We investigate phase transitions and critical behaviors of the Kerr-Sen black hole in four dimensions. Computing the involved thermodynamical quantities including the specific heat…
Gravity Effects on Charged Accelerating AdS Black Holes using Holographic Tools
A. Belhaj, H. El Moumni, K. Masmar
We investigate numerically gravity effects on certain AdS/CFT tools including holographic entanglement entropy and two-point correlation functions for a charged single accel…
Phase Transitions of Quintessential AdS Black Holes in M-theory/Superstring Inspired Models
A. Belhaj, A. El Balali, W. El Hadri +2
We study -dimensional black holes surrounded by Dark Energy (DE), embedded in -dimensional M-theory/superstring inspired models having s…
Dark Energy Effects on Charged and Rotating Black Holes
A. Belhaj, A. El Balali, W. El Hadri +2
Using canonical typicality method, we reconsider the study of dark energy effects on four dimensional black holes. Concretely, we investigate the associated influences on the spect…
Entanglement Entropy and Phase Portrait of f(R)-AdS Black Holes in the Grand Canonical Ensemble
A. Belhaj, H. El Moumni
In this work, we investigate the thermodynamical behavior of charged AdS black holes from gravity corrections with a constant Ricci scalar curvature in the grand-canonical e…
Quantum Information and Elementary Particles
Adil Belhaj, Salah Eddine Ennadifi
Motivated by string theory and standard model physics, we discuss the possibility of other particles-based quantum information. A special attention is put on the consideration of t…
Axions in Type IIA Superstring Theory and Dark Matter
Adil Belhaj, Salah-Eddine Ennadifi
Motivated by the M-theory compactification physics, we study a type IIA superstring quiver model with an open string axion field associated with the U(1)_{PQ} Peccei-Quinn global s…
Four-qubit Systems and Dyonic Black Hole-Black Branes in Superstring Theory
A. Belhaj, M. Bensed, Z. Benslimane +2
Using dyonic solutions in the type IIA superstring theory on Calabi-Yau manifolds, we reconsider the study of black objects and quantum information theory using string/string duali…
D-brane Standard Model-Like and Scalar Dark Matter in Type IIA Superstring Theory
Adil Belhaj, Karim Douhou, Salah Eddine Ennadifi
In light of the present LHC Run II at , string y standard-like model is studied. Concretely, a singlet scalar-extended SM given in terms four stacks of inte…
Multi-qubits and Polyvalent Singularity in Type II Supestring Theory
Adil Belhaj
Inspired by geometric engineering method, we approach qubit systems in the context of D-branes in type II superstrings. Concretely, we establish a correspondence between such quant…
Weighted Graph Theory Representation of Quantum Information Inspired by Lie Algebras
Abdelilah Belhaj, Adil Belhaj, Larbi Machkouri +2
Borrowing ideas from the relation between simply laced Lie algebras and Dynkin diagrams, a weighted graph theory representation of quantum information is addressed. In this way, th…
Qubit and Fermionic Fock Spaces from Type II Superstring Black Holes
A. Belhaj, M. Bensed, Z. Benslimane +2
Using Hodge diagram combinatorial data, we study qubit and fermionic Fock spaces from the point of view of type II superstring black holes based on complex compactifications. Concr…