Zobrazeno 1 - 10
of 296
pro vyhledávání: '"Rafi ud-din"'
Publikováno v:
Materials, Vol 16, Iss 13, p 4819 (2023)
Al2O3/Cu composite material (ACCM) are highly suitable for various advanced applications owing to its excellent properties. In the present work, a combination of the solution combustion synthesis and hydrogen reduction method was first employed to pr
Externí odkaz:
https://doaj.org/article/2ab2120deb67468c8c1aebf52da3f037
Publikováno v:
Materials, Vol 15, Iss 18, p 6216 (2022)
The preparation of a homogeneous mixture of (Al2O3 + C) precursor is the key step for the successful synthesis of AlN powders by the carbothermal reduction and nitridation method. In the present work, the homogeneous (Al2O3 + C) precursor prepared by
Externí odkaz:
https://doaj.org/article/04bbac9531e64ea9b62bfdf40e589d96
Microstructure and Properties of Mg-Al-Ca-Mn Alloy with High Ca/Al Ratio Fabricated by Hot Extrusion
Publikováno v:
Materials, Vol 14, Iss 18, p 5230 (2021)
Mg-Al-Ca-Mn alloys with Ca/Al ≥ 1 of AX33, AX44, and AX55 were prepared by combining three processes of water-cooling semi-continuous cast, homogenization heat treatment, and hot extrusion. The as-fabricated alloys translated into composites consis
Externí odkaz:
https://doaj.org/article/c86f30fe36fa44d991664ba317afe4c9
Publikováno v:
Results in Physics, Vol 65, Iss , Pp 107987- (2024)
Graphene is of particular interest in optoelectronics due to its remarkable transport properties. We analyze the photonic spin Hall effect (PSHE) of a light beam reflected from a layered structure of graphene in its current-carrying state. The relati
Externí odkaz:
https://doaj.org/article/054b3a72cb0c4e75a55915ef05cf4640
Publikováno v:
Journal of the Pakistan Medical Association, Vol 74, Iss 4 (2024)
Osler-Weber-Rendu syndrome or Hereditary Haemorrhagic Telangiectasia (HHT) is a rare condition, with very few reported cases, especially in Pakistan. As healthcare workers, we encounter multiple cases of recurrent epistaxis in the emergency as well a
Externí odkaz:
https://doaj.org/article/54bb6936b9aa44e39a49f4b8a4082652
Publikováno v:
Results in Physics, Vol 56, Iss , Pp 107277- (2024)
We consider a physical scheme for the realization of optical lattices that have negative refracting under certain conditions. The lattice is formed by clusters of five-level closed-loop chiral atoms assumed to have a Gaussian density distribution in
Externí odkaz:
https://doaj.org/article/e7fdc4c712334e67838676481e6e7b25
Parity time symmetry in two dimensional chiral optical lattice, via positive and negative refraction
Publikováno v:
Results in Physics, Vol 56, Iss , Pp 107213- (2024)
The parity time symmetry and positive/negative refraction is investigated in chiral optical lattice. Significant parity time symmetry is reported in five level chiral optical lattice which satisfied the conditions Re(nr(±)(x,y))=Re(nr∗(±)(−x,
Externí odkaz:
https://doaj.org/article/47085a4daeab4349ae537d7ca567a618
Autor:
Saddaf Sultan, Hazrat Ali, Rafi Ud Din, M. Imtiaz Khan, Bin Amin, Muhammad Shafiq, Mahidur R. Sarker, Sawal Hamid Md Ali
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-12 (2022)
Abstract A four-level double lambda closed atomic configuration is considered to study the polarization plane rotation of the probe beam through cold as well as thermal Rb $$^{87}$$ 87 atomic medium by varying the spontaneously generated coherence (S
Externí odkaz:
https://doaj.org/article/f3f8d54c3a514e38b248ca0501e2a2f8
Autor:
Rehana Gul, Hazrat Ali, M. Imtiaz Khan, Rafi Ud Din, Muhammad Shafiq, Bin Amin, Mahidur R. Sarker, Sawal Hamid Md Ali
Publikováno v:
Results in Physics, Vol 39, Iss , Pp 105697- (2022)
We examine the magneto-optical and image state rotation (MOR) of left and right circularly plane-polarized light pulse through a double Λ-type four-level configuration of Rubidium atom via Kerr field and Doppler broadening in the presence of the sta
Externí odkaz:
https://doaj.org/article/6af25960522d4d6c92acd3907c5fa51c
Publikováno v:
Pakistan Armed Forces Medical Journal, Vol 70, Iss 2, Pp 420-424 (2020)
Objective: To determine the correlation of alpha-fetoprotein (AFP) levels with tumour characteristics in hepatocellular carcinoma (HCC). Study Design: Cross sectional study. Place and Duration of Study: Pak Emirates Military Hospital Rawalpindi
Externí odkaz:
https://doaj.org/article/866a74d0a2444b1e8689d4ca81b7938c