Zobrazeno 1 - 10
of 90
pro vyhledávání: '"Umair Aftab"'
Autor:
Abdul Hanan, Muhammad Yameen Solangi, Muhammad Nazim Lakhan, Abdulaziz Alhazaa, Muhammad Ali Shar, Abdul Jaleel Laghari, Imtiaz Ali Soomro, Muhammad Ishaque Abro, Mukesh Kumar, Umair Aftab
Publikováno v:
Catalysis Communications, Vol 186, Iss , Pp 106830- (2024)
Synergistic integration based on some transition-metal (TM) derived compounds is a unique and appealing technique, especially toward oxygen evolution reaction (OER) under alkaline circumstances. Herein, we present a cobalt-selenide (CoSe2) and cobalt
Externí odkaz:
https://doaj.org/article/bda2a16b3d9c4d0eb86bb68f37147916
Autor:
Zubair Ahmed Laghari, Muhammad Ishaque Abro, Umair Aftab, Razium Ali Soomro, Sajid Hussain Siyal
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 41, Iss 1, Pp 121-128 (2022)
A transparent and flexible polymer with unique electric and sound signal transmission capability under highly stretchable conditions has been synthesized. In this paper the milestone achieved in the polymerization of intrinsic ionic Ω–conjugated
Externí odkaz:
https://doaj.org/article/e073b4cae5574ba58dc5cdb8a4b01908
Autor:
Saeed Ahmed Lakho, Mansoor Ahmed, Muhammad Waseem Akhtar, Madan Lal, Ubed-Ur-Rahman Mughal, Umair Aftab, Zafar Hussain Ibupoto, Saba Naz
Publikováno v:
Pakistan Journal of Analytical & Environmental Chemistry, Vol 22, Iss 2, Pp 273-279 (2021)
Metal oxide nanoparticles have found numerous applications in different fields. In this paper, the preparation of nickel oxide nanostructures is given. The nanostructures were synthesized by using the hydrothermal method. The characterization was don
Externí odkaz:
https://doaj.org/article/b1b5e708c86e4e3c88138c9a4e3db897
Autor:
Muhammad Ali Bhatti, Elmuez Dawi, Aneela Tahira, Khalida Faryal Almani, Shymaa S. Medany, Ayman Nafady, Zulifqar Ali Solangi, Umair Aftab, Zaffar Hussain Ibhupoto
Publikováno v:
Catalysts, Vol 13, Iss 5, p 886 (2023)
Herein, we describe a cost-effective, efficient, sustainable, and environmentally friendly pyrolytic method for the synthesis of highly active carbon materials from Carica papaya fruit juice for the photodegradation of various pollutants, such as met
Externí odkaz:
https://doaj.org/article/ca7bc5779ba4413fb42d331bf5898713
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 40, Iss 3, Pp 531-538 (2021)
Separation of ultrafine hematite from quartz and kaolinite gangue minerals using selective flocculation technique is markedly affected by the state of inter mineral interaction which is governed by type and content of polyvalent metal ions. Because o
Externí odkaz:
https://doaj.org/article/7628b30c6e74422dbba4d0e70d30593b
Autor:
Muhammad Yameen Solangi, Abdul Hanan Samo, Abdul Jaleel Laghari, Umair Aftab, Muhammad Ishaque Abro, Muhammad Imran Irfan
Publikováno v:
Sukkur IBA Journal of Emerging Technologies, Vol 5, Iss 1 (2022)
For large-scale energy applications, conceiving low-cost and simple earth-abundant electrocatalysts are more difficult. By using an aqueous chemical technique, MnO2 was added into Co3O4 with varying concentrations to prepare MnO2@Co3O4 nanocomposite
Externí odkaz:
https://doaj.org/article/09121ae562724a85b67dc5bdc1909d9d
Autor:
Benazir Shaikh, Muhammad Ali Bhatti, Aqeel Ahmed Shah, Aneela Tahira, Abdul Karim Shah, Azam Usto, Umair Aftab, Sarah I. Bukhari, Sultan Alshehri, Syed Nizam Uddin Shah Bukhari, Matteo Tonezzer, Brigitte Vigolo, Zaffar Hussain Ibhupoto
Publikováno v:
Nanomaterials, Vol 12, Iss 21, p 3754 (2022)
In this study, we synthesized hybrid systems based on manganese oxide@zinc oxide (Mn3O4@ZnO), using sol gel and hydrothermal methods. The hybrid materials exhibited hierarchical morphologies and structures characterized by the hexagonal phase of ZnO
Externí odkaz:
https://doaj.org/article/4713bc3b4b034edbb1ebdbd65193d722
Autor:
Razan A. Alshgari, Ayman Nafady, Aqeel Ahmed Shah, Amal Aboelmaaref, Umair Aftab, Mazhar Hussain Ibupoto, Brigitte Vigolo, Aneela Tahira, Zafar Hussain Ibupoto
Publikováno v:
Catalysts, Vol 12, Iss 10, p 1176 (2022)
The present study describes the effect of hydrolysis of polyethyleneimines in water/ethanol mixture on the morphology of the cobalt oxide (Co3O4), used as the main sensor component. The structure of the generated Co3O4 nanocrystals is consistent with
Externí odkaz:
https://doaj.org/article/0d1c59b6574d41fa9dd7c4011c1728ad
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 38, Iss 3, Pp 767-774 (2019)
In the present work antibacterial effect of NCO (Nano-Cerium Oxide) particles on E.Coli (Escherichia Coli) Bacteria was studied. NCO (Nano Cerium Oxide) particles were synthesized via microwave induced combustion method. XRD (X-Ray Diffraction), SEM
Externí odkaz:
https://doaj.org/article/b7510c06e3a84a33a5b9d3901cf84ae3
Publikováno v:
Mehran University Research Journal of Engineering and Technology, Vol 37, Iss 3, Pp 461-466 (2018)
CHQ (Cold Heading Quality) steels are assumed to be non-heat treatable so strengthened by cold forming which is a quick and mass production makes it low cost manufacturing process. In this study, microstructure and phase transformation in steels is a
Externí odkaz:
https://doaj.org/article/ccf09b434c0a4e6cb00018879dcb3669