Zobrazeno 1 - 10
of 62
pro vyhledávání: '"Wathek Chammam"'
Autor:
Wathek Chammam, Umar Farooq, Mirwais Sediqmal, Hassan Waqas, Sumeira Yasmin, Fakhar Zulfiqar, Dong Liu, Shan Ali Khan
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-19 (2023)
Abstract Twisted tape is one of the active thermal proficiency boosting technology which has been deeply examined because to consistent efficiency findings and easy implementations. Thermo-hydraulic effectiveness of tubes fitted with twisted tapes is
Externí odkaz:
https://doaj.org/article/b2ca6b6d875048c8b2029c44019adb3c
Autor:
Wafa F. Alfwzan, Zakir Hussain, Kamel Al-Khaled, Arshad Riaz, Talaat Abdelhamid, Sami Ullah Khan, Khurram Javid, El Sayed M. Tag El-Din, Wathek Chammam
Publikováno v:
Results in Physics, Vol 49, Iss , Pp 106497- (2023)
Hydrodynamics instability is studied for an electrical conducting fluid against small disturbance between the channels by using normal magnetized force. Chebyshev collocation technique is used to determine the stability of three-dimensional Hartmann
Externí odkaz:
https://doaj.org/article/0df4a8d032ca4a6cb6bd627cbd2bfe00
Publikováno v:
Human Vaccines & Immunotherapeutics, Vol 17, Iss 5, Pp 1296-1303 (2021)
Human coronaviruses (HCoVs) are associated with a range of respiratory complications. In the last two decades, three major outbreaks have been reported due to HCoVs including the current pandemic. In December 2019, a newly emerged virus, severe acute
Externí odkaz:
https://doaj.org/article/eceac279facc4bb4ad9c690aa2553657
Publikováno v:
IEEE Access, Vol 8, Pp 96006-96015 (2020)
The control chart based on mean deviation (MD ) is customary used as a robust alternative to the existing Shewhart control charts for observing changes in dispersion parameter of the process. The existing model of MD control chart is rooted under the
Externí odkaz:
https://doaj.org/article/4f5670cb25dd412c9c23093c85d20644
Autor:
Mouna Ben Henda, Hassan Waqas, Mohib Hussain, Sami Ullah Khan, Wathek Chammam, Shan Ali Khan, Iskander Tlili
Publikováno v:
Case Studies in Thermal Engineering, Vol 26, Iss , Pp 101043- (2021)
This research presents the bioconvection flow of third grade nanofluid confined by a stretched cylinder in presence of thermal radiation, heat absorption/generation phenomenon, activation energy and exponential space-based heat source. The famous Buo
Externí odkaz:
https://doaj.org/article/30b0b51dd0864ccd82e5a633a9661e32
Autor:
Sami Ullah Khan, Hanumesh Vaidya, Wathek Chammam, Sa'ed A. Musmar, K. V. Prasad, Iskander Tlili
Publikováno v:
Frontiers in Physics, Vol 8 (2020)
This research communicates the triple diffusion perspective of Eyring–Powell nano-materials configured by a periodically moving configuration. The thermal consequences of variable natures are utilized as a novelty. Combined magnetic and porous medi
Externí odkaz:
https://doaj.org/article/4619d42bebf04ce9bc3b6c903dee141e
Autor:
Wathek Chammam, Wasim Ul-Haq
Publikováno v:
Journal of Mathematics, Vol 2020 (2020)
In this paper, we deal with a problem of positivity of linear functionals in the linear space ℙ of polynomials in one variable with complex coefficients. Some new results of connection relations between the corresponding sequences of monic orthogon
Externí odkaz:
https://doaj.org/article/0357d5ddcd0d41b39c91a21b2e79c085
Publikováno v:
Journal of Mathematics, Vol 2020 (2020)
An m-polar fuzzy set is a powerful mathematical model to analyze multipolar, multiattribute, and multi-index data. The m-polar fuzzy sets have appeared as a useful tool to portray uncertainty in multiattribute decision making. The purpose of this art
Externí odkaz:
https://doaj.org/article/5c2bafcee4d941ce9d2aabbb87f87e7a
Autor:
Wathek Chammam
Publikováno v:
Journal of Mathematics, Vol 2020 (2020)
In this paper, using a study of the polynomial of Jacobi, we give an evaluation of the Hankel determinants that are associated with the sequence of Catalan–Qi numbers and several sequences of series involving the Catalan–Qi numbers.
Externí odkaz:
https://doaj.org/article/bf187247c65e4231bd4376e96e1bb101
Publikováno v:
Journal of Mathematics, Vol 2020 (2020)
In this paper, a characterization theorem for the S-transform of infinite dimensional distributions of noncommutative white noise corresponding to the p,q-deformed quantum oscillator algebra is investigated. We derive a unitary operator U between the
Externí odkaz:
https://doaj.org/article/c36c840b722d48a29dc32ee68ab2f9cc