Zobrazeno 1 - 10
of 101
pro vyhledávání: '"Mohammad A. Safi"'
Autor:
Bashir Al-Hdaibat, Mutum Zico Meetei, Irfan Ahmad, Nesreen Althobaiti, Mohammad A. Safi, Muhammad Altaf Khan, Muhammad Bilal Riaz
Publikováno v:
Results in Physics, Vol 55, Iss , Pp 107127- (2023)
The mathematical model for monkeypox infection using the ψ–Hilfer fractional derivative is presented in this study. The integer order formulation is extended to the fractional order system by employing the ψ–Hilfer fractional derivative. The fr
Externí odkaz:
https://doaj.org/article/b3294fa84c504a3ebfca309b0d77e246
Autor:
Mahmoud DarAssi, Mohammad A. Safi
Publikováno v:
Boletim da Sociedade Paranaense de Matemática, Vol 41 (2022)
The global dynamics of a discrete SEIR epidemic model with treatment has been considered. A unique positive solution for the proposed model with the positive initial conditions is obtained. The stability analysis of the disease-free equilibrium and e
Externí odkaz:
https://doaj.org/article/2f62b26eba3f4ae8a06bf9d6c124f7aa
Publikováno v:
Results in Physics, Vol 21, Iss , Pp 103788- (2021)
We propose in the present paper a discrete mathematical model by obtaining it from a continuous time model. We present in brief the mathematical formulation of the model using Euler-backward differences. The discrete model is then analyzed and presen
Externí odkaz:
https://doaj.org/article/3f5eeaee437d4ff69de00781c0c462ef
Autor:
Hussam Alrabaiah, Mohammad A. Safi, Mahmoud H. DarAssi, Bashir Al-Hdaibat, Saif Ullah, Muhammad Altaf Khan, Syed Azhar Ali Shah
Publikováno v:
Results in Physics, Vol 19, Iss , Pp 103599- (2020)
Hepatitis B infection is one of the global health problems and potentially life-threatening liver infection. This infection is preventable and can be controlled using vaccination and proper treatment. The mathematical modeling approach could be used
Externí odkaz:
https://doaj.org/article/8064273f336945e999c6c797b7cad7ba
Publikováno v:
Mathematics, Vol 9, Iss 5, p 563 (2021)
In this paper, we have investigated the global dynamics of a discrete-time middle east respiratory syndrome (MERS-Cov) model. The proposed discrete model was analyzed and the threshold conditions for the global attractivity of the disease-free equili
Externí odkaz:
https://doaj.org/article/55001be28ef94a0689459ce38cb14656
Autor:
Mohammad A. Safi
Publikováno v:
Mathematics, Vol 7, Iss 4, p 350 (2019)
A new two-stage model for assessing the effect of basic control measures, quarantine and isolation, on a general disease transmission dynamic in a population is designed and rigorously analyzed. The model uses the Holling II incidence function for th
Externí odkaz:
https://doaj.org/article/a0c160aa367148738c70e15be24bbd27
Autor:
Chaoxin Ji, Azher M. Abed, Xiao Zhou, Guoliang Lei, Li He, T.H. AlAbdulaal, Barno Abdullaeva, Mohammad Sediq Safi
Publikováno v:
Case Studies in Thermal Engineering, Vol 64, Iss , Pp 105514- (2024)
This study introduces an innovative system for combined cycle power plants that significantly enhances efficiency and sustainability through advanced heat recovery techniques. By integrating various cycles and units, including the Brayton, Rankine, a
Externí odkaz:
https://doaj.org/article/5e88eacf2aab4ceeb0f3eb9f3eba5d9c
Autor:
Amr S. Abouzied, Sarminah Samad, Azher M. Abed, Mohamed Shaban, Fahad M. Alhomayani, Shirin Shomurotova, Mohammad Sediq Safi, Raymond Ghandour, Yasser Elmasry, Albara Ibrahim Alrawashdeh
Publikováno v:
Case Studies in Thermal Engineering, Vol 64, Iss , Pp 105492- (2024)
As the global energy demand continues to rise, there is an urgent need to improve the efficiency and sustainability of power generation systems. This study integrated a modified supercritical carbon dioxide (S-CO2) and multi-effect desalination (MED)
Externí odkaz:
https://doaj.org/article/2cd4d8177a894d139a006de7b350d0ae
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-13 (2022)
Abstract Salt stress reduces wheat yield. Therefore, improvement for enhanced salt stress tolerance is necessary for stable production. To understand the molecular mechanism of salt tolerance in common wheat and synthetic hexaploid (SH) wheat, RNA se
Externí odkaz:
https://doaj.org/article/7cade089b05f4e4b85c09582eb9e088c
Publikováno v:
Medical Journal of Babylon, Vol 19, Iss 2, Pp 176-179 (2022)
Background: The total intracapsular thyroidectomy is a new procedure that removes all the thyroid tissue for benign thyroid diseases and two third of thyroid capsule with better intraoperative and post-operative consequences and less operative time t
Externí odkaz:
https://doaj.org/article/b705acb755b64381baf671d99a319bd9