Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Asia Rafique"'
Autor:
Muneeb Irshad, Khurram Siraj, Rizwan Raza, Anwar Ali, Pankaj Tiwari, Bin Zhu, Asia Rafique, Amjad Ali, Muhammad Kaleem Ullah, Arslan Usman
Publikováno v:
Applied Sciences, Vol 6, Iss 3, p 75 (2016)
Today’s world needs highly efficient systems that can fulfill the growing demand for energy. One of the promising solutions is the fuel cell. Solid oxide fuel cell (SOFC) is considered by many developed countries as an alternative solution of energ
Externí odkaz:
https://doaj.org/article/91a2890b0e9c46ee9ec7a3e09216a6e8
Autor:
Amjad Ali, Ghazanfar Abbas, Rizwan Raza, M. Ajmal Khan, Imran Shakir, Asia Rafique, Muhammad Javed, Muhammad Ashfaq Ahmad
Publikováno v:
Ceramics International. 46:6882-6888
This paper deals with the development of a highly dense and stable electrolyte on the base of nanoionics oxide interface theory. This gives a comparative study of two-phase nanocomposite electrolytes that are developed for low temperature solid oxide
Autor:
Desa Ahmad, Imran Shakir, Asia Rafique, M. A. Babar, Rizwan Raza, M. Ehsan, Mujtaba Hussain Jaffery, Muhammad Naqvi, Amjad Ali
Publikováno v:
Fuel Cells. 20:89-97
This paper aims to model ceramic fuel cell system based on low-temperature planar solid oxide fuel cell (SOFC) different biogases fuels from multiple biomasses, that is, animal waste, redwood, rice ...
Autor:
Naveed Ahmad, Ghazanfar Abbas, Salah Ud-Din Khan, Farah Alvi, Muhammad Ashfaq Ahmad, Amjad Ali, Asia Rafique, Muhammad Kaleem Ullah, Rizwan Raza
Publikováno v:
International Journal of Hydrogen Energy. 44:10964-10970
In this study, a nanocomposite electrolyte is synthesized using a microwave sintering technique, providing an alternative method and improving the conventional sintering technique. In this paper, samarium doped ceria (SDC) materials are synthesized b
Autor:
Ghazanfar Abbas, Asia Rafique, Muhammad Ashfaq Ahmad, Peter Lund, Imran Hanif, Muhammad Asghar, Amjad Ali, Muhammad Akbar, Rizwan Raza, Muhammad Kaleem Ullah
Publikováno v:
Journal of Alloys and Compounds. 773:548-554
In recent scientific research, an interest has been gained significantly by rare earth metals such as cerium (Ce), samarium (Sm) and gadolinium (Gd) due to their use in fuel cells as electrolyte and catalysts. When used in an electrolyte, these mater
Autor:
Amin ur Rehman, Rizwan Raza, M. Naveed Mushtaq, Asia Rafique, M. Ashfaq Ahmad, R.M. Arif Khalil, M. Kaleem Ullah, Lyubov Belova, Amjad Ali
Publikováno v:
Ceramics International. 44:12676-12683
First-principles calculations are performed using density function theory to explore the effects of dopant Ca in ceria (Ce1-xCaxO2-δ). The impact of oxygen vacancy on band gap and density of states is examined in doped ceria using generalized gradie
Autor:
Amjad Ali, Muhammad Afzal, Moinuddin Ghauri, Farah Alvi, Lyubov Belova, Asia Rafique, Rizwan Raza, Muhammad Kaleem Ullah, Farrukh Shehzad Bashir
Publikováno v:
International Journal of Hydrogen Energy. 43:12900-12908
The efficient conversion of solid carbon fuels into energy by reducing the emission of harmful gases is important for clean environment. In this regards, direct carbon fuel cell (DCFC) is a system that converts solid carbon directly into electrical e
Electrochemical and thermal characterization of doped ceria electrolyte with lanthanum and zirconium
Autor:
Asia Rafique, Amjad Ali, Rizwan Raza, Nor Anisa Arifin, M. Kaleem Ullah, Robert Steinberger-Wilckens
Publikováno v:
Ceramics International. 44:6493-6499
Nanocomposites electrolytes consisting of La3+ and Zr4+ doped with ceria labelled as La0.2 Ce0.8 O2-δ (LDC), Zr0.2Ce0.8O2-δ (ZDC) and Zr0.2La0.2Ce0.6O2-δ (ZLDC) have been synthesized via a co-precipitation route. DC conductivity was studied with a
Autor:
Ghazanfar Abbas, Shahid Atiq, Sajid Rauf, Asia Rafique, M. Ashfaq Ahmad, Rizwan Raza, M. Imran Asghar, Shahzad Naseem, Muhammad Arshad, Naveed Mushtaq, Amjad Ali, M. Kaleem Ullah
Publikováno v:
CERAMICS INTERNATIONAL. 44(1):170-174
In this study we present a new nanocomposite electrolyte based on samarium (Sm) and germanium (Ge) co-doped ceria Ce 0.7 Sm 0.15 Ge 0.15 O 2-δ (SGeDC). The nanocomposite electrolyte was prepared using co-precipitation method. The crystal structure a
Autor:
Mehtab Ullah, Khurram Hashmi, Ayesha Aunbreen, Kalsoom Akhtar, Rashid Ali, Rizwan Raza, M. Ashfaq Ahmad, Asia Rafique, Sophia Akhtar, Asifa Khan
Publikováno v:
International Journal of Hydrogen Energy. 42:22280-22287
Single layer fuel cell (SLFC) is a novel breakthrough in energy conversion technology. This study is to realize the physical-electrochemical co-driving mechanism of a single component device composed of mixed ionic and semiconductor material. This pa