Zobrazeno 1 - 10
of 34
pro vyhledávání: '"Muaffaq M. Nofal"'
Autor:
Ahmed G. S. Al-Azzawi, Shujahadeen B. Aziz, Elham M. A. Dannoun, Ahmed Iraqi, Muaffaq M. Nofal, Ary R. Murad, Ahang M. Hussein
Publikováno v:
Polymers, Vol 15, Iss 1, p 164 (2022)
This review article covers the synthesis and design of conjugated polymers for carefully adjusting energy levels and energy band gap (EBG) to achieve the desired photovoltaic performance. The formation of bonds and the delocalization of electrons ove
Externí odkaz:
https://doaj.org/article/64c73b4024cb4f65a9a2f2b141e442d3
Autor:
Shujahadeen B. Aziz, Elham M. A. Dannoun, Sozan N. Abdullah, Hewa O. Ghareeb, Ranjdar M. Abdullah, Ari A. Abdalrahman, Muaffaq M. Nofal, Sunanda Kakroo
Publikováno v:
Polymers, Vol 14, Iss 22, p 5044 (2022)
A solution casting method has been utilisedto fabricate plasticisednatural gelatin (NG)-based polymer electrolyte films. The NG electrolyte with 50 wt.% glycerol and 13 wt.% sodium nitrate (NaNO3) attained the highest ionic conductivity of 1.67 × 10
Externí odkaz:
https://doaj.org/article/763c8c9d5c7d445e9b44ed2c5dbb3b22
Autor:
Ahmed G. S. Al-Azzawi, Elham M. A. Dannoun, Shujahadeen B. Aziz, Ahmed Iraqi, Sameerah I. Al-Saeedi, Muaffaq M. Nofal, Ary R. Murad
Publikováno v:
Polymers, Vol 14, Iss 19, p 4139 (2022)
The effect of ethynylene or ethynylene–thiophene spacers on the band gap of alternating polymers, containing 4,9-naphthothiadiazole units as an acceptor and 2,7-linked fluorene repeat units as a donor, were investigated. The Sonogashira coupling re
Externí odkaz:
https://doaj.org/article/deb7c245c694433c98258e841d65ad64
Autor:
Shujahadeen B. Aziz, Muaffaq M. Nofal, Mohamad A. Brza, Sarkawt A. Hussein, Khaled H. Mahmoud, Zeinhom M. El-Bahy, Elham M. A. Dannoun, Wrya O. Kareem, Ahang M. Hussein
Publikováno v:
Polymers, Vol 13, Iss 20, p 3484 (2021)
In this research, direct band gap polymer composites with amorphous phase, which are imperative for optoelectronic devices applications were synthesized. The solution cast technique was used to produce polyethylene oxide (PEO)/calcium titanate (CaTiO
Externí odkaz:
https://doaj.org/article/455cc6769fed487c89c97e1530be9c0a
Autor:
Muhammad A. S. Azha, Elham M. A. Dannoun, Shujahadeen B. Aziz, Mohd F. Z. Kadir, Zaki Ismail Zaki, Zeinhom M. El-Bahy, Mazdida Sulaiman, Muaffaq M. Nofal
Publikováno v:
Polymers, Vol 13, Iss 20, p 3602 (2021)
The preparation of a dextran (Dex)-hydroxyethyl cellulose (HEC) blend impregnated with ammonium bromide (NH4Br) is done via the solution cast method. The phases due to crystalline and amorphous regions were separated and used to estimate the degree o
Externí odkaz:
https://doaj.org/article/e59ed9117c1c462c8f510de66b751ce1
Autor:
Elham M. A. Dannoun, Shujahadeen B. Aziz, Sozan N. Abdullah, Muaffaq M. Nofal, Khaled H. Mahmoud, Ary R. Murad, Ranjdar M. Abdullah, Mohd. F. Z. Kadir
Publikováno v:
Polymers, Vol 13, Iss 21, p 3613 (2021)
The solution cast process is used to set up chitosan: dextran-based plasticized solid polymer electrolyte with high specific capacitance (228.62 F/g) at the 1st cycle. Fourier-transform infrared spectroscopy (FTIR) pattern revealed the interaction be
Externí odkaz:
https://doaj.org/article/92c835f968184870b5e879787c493934
Autor:
Muaffaq M. Nofal, Shujahadeen B. Aziz, Jihad M. Hadi, Wrya O. Karim, Elham M. A. Dannoun, Ahang M. Hussein, Sarkawt A. Hussen
Publikováno v:
Polymers, Vol 13, Iss 10, p 1648 (2021)
In this work, a green approach was implemented to prepare polymer composites using polyvinyl alcohol polymer and the extract of black tea leaves (polyphenols) in a complex form with Co2+ ions. A range of techniques was used to characterize the Co2+ c
Externí odkaz:
https://doaj.org/article/88da84082f88417a902b148979e26b83
Autor:
M. H. Hamsan, Muaffaq M. Nofal, Shujahadeen B. Aziz, M. A. Brza, Elham M. A. Dannoun, Ary R. Murad, M. F. Z. Kadir, S. K. Muzakir
Publikováno v:
Polymers, Vol 13, Iss 8, p 1233 (2021)
Chitosan (CS)-dextran (DN) biopolymer electrolytes doped with ammonium iodide (NH4I) and plasticized with glycerol (GL), then dispersed with Zn(II)-metal complex were fabricated for energy device application. The CS:DN:NH4I:Zn(II)-complex was plastic
Externí odkaz:
https://doaj.org/article/748152a4fb1249e3bf8995ba6c508ec0
Autor:
Shujahadeen B. Aziz, Muaffaq M. Nofal, Hewa O. Ghareeb, Elham M. A. Dannoun, Sarkawt A. Hussen, Jihad M. Hadi, Khayal K. Ahmed, Ahang M. Hussein
Publikováno v:
Polymers, Vol 13, Iss 8, p 1316 (2021)
The influence of dispersing Al-metal complex on the optical properties of PVA was investigated using UV–visible spectroscopy. Polymer composite films with various Al3+-complex amounts in the PVA matrix were arranged by solution casting technique by
Externí odkaz:
https://doaj.org/article/31dc77977a7b48c8a11eb3b141b90a24
Autor:
Shujahadeen B. Aziz, Muaffaq M. Nofal, Rebar T. Abdulwahid, Hewa O. Ghareeb, Elham M. A. Dannoun, Ranjdar M. Abdullah, M. H. Hamsan, M. F. Z. Kadir
Publikováno v:
Polymers, Vol 13, Iss 5, p 803 (2021)
This report presents the preparation of plasticized sodium ion-conducting polymer electrolytes based on polyvinyl alcohol (PVA)via solution cast technique. The prepared plasticized polymer electrolytes were utilized in the device fabrication of elect
Externí odkaz:
https://doaj.org/article/3e8971d50b7144209432383975449081