Akrajas Ali Umar
Akrajas Ali Umar
Institute of Microengineering and Nanoelectronics (IMEN), Universiti Kebangsaan Malaysia
Verified email at ukm.edu.my
Title
Cited by
Cited by
Year
Preparation of a highly porous
E Taer
Int. J. Electrochem. Sci 6, 3301-3315, 2011
1612011
Advanced nanomaterials
KE Geckeler, H Nishide
Wiley-VCH, 2010
1382010
Second order optical effects in Au nanoparticle-deposited ZnO nanocrystallite films
K Ozga, T Kawaharamura, AA Umar, M Oyama, K Nouneh, A Slezak, ...
Nanotechnology 19 (18), 185709, 2008
982008
Physical, electrochemical and supercapacitive properties of activated carbon pellets from pre-carbonized rubber wood sawdust by CO2 activation
E Taer, M Deraman, IA Talib, AA Umar, M Oyama, RM Yunus
Current Applied Physics 10 (4), 1071-1075, 2010
962010
Formation of gold nanoplates on indium tin oxide surface: two-dimensional crystal growth from gold nanoseed particles in the presence of poly (vinylpyrrolidone)
A Ali Umar, M Oyama
Crystal growth & design 6 (4), 818-821, 2006
962006
Mn-doping-induced photocatalytic activity enhancement of ZnO nanorods prepared on glass substrates
NA Putri, V Fauzia, S Iwan, L Roza, AA Umar, S Budi
Applied Surface Science 439, 285-297, 2018
922018
Enriching the selectivity of metalloporphyrins chemical sensors by means of optical technique
MY Akrajas, Muhamad Mat Salleh
Sensors and Actuators B 85, 191-196, 2002
862002
Direct growth of oriented ZnO nanotubes by self-selective etching at lower temperature for photo-electrochemical (PEC) solar cell application
L Roza, MYA Rahman, AA Umar, MM Salleh
Journal of alloys and compounds 618, 153-158, 2015
822015
Nonlinear optical properties of Au nanoparticles on indium–tin oxide substrate
IV Kityk, J Ebothe, I Fuks-Janczarek, AA Umar, K Kobayashi, M Oyama, ...
Nanotechnology 16 (9), 1687, 2005
772005
Microwave-assisted hydrolysis preparation of highly crystalline ZnO nanorod array for room temperature photoluminescence-based CO gas sensor
TS Tee, TC Hui, CW Yi, YC Chin, AA Umar, GR Titian, LH Beng, LK Sing, ...
Sensors and Actuators B: Chemical 227, 304-312, 2016
652016
Growth of high-density gold nanoparticles on an indium tin oxide surface prepared using a “touch” seed-mediated growth technique
A Ali Umar, M Oyama
Crystal growth & design 5 (2), 599-607, 2005
652005
Growth of platinum nanoparticles on stainless steel 316L current collectors to improve carbon-based supercapacitor performance
E Taer, M Deraman, IA Talib, SA Hashmi, AA Umar
Electrochimica Acta 56 (27), 10217-10222, 2011
612011
A seed-mediated growth method for vertical array of single-crystalline CuO nanowires on surfaces
AA Umar, M Oyama
Crystal Growth and Design 7 (12), 2404-2409, 2007
612007
Formation of high-yield gold nanoplates on the surface: effective two-dimensional crystal growth of nanoseed in the presence of poly (vinylpyrrolidone) and …
AA Umar, M Oyama, MM Salleh, BY Majlis
Crystal Growth and Design 9 (6), 2835-2840, 2009
562009
Influence of optical band gap and particle size on the catalytic properties of Sm/SnO2–TiO2 nanoparticles
S Javaid, MA Farrukh, I Muneer, M Shahid, M Khaleeq-ur-Rahman, ...
Superlattices and Microstructures 82, 234-247, 2015
512015
Poriferous microtablet of anatase TiO2 growth on an ITO surface for high-efficiency dye-sensitized solar cells
AA Umar, S Nafisah, SKM Saad, ST Tan, A Balouch, MM Salleh, ...
Solar energy materials and solar cells 122, 174-182, 2014
512014
High-yield synthesis of tetrahedral-like gold nanotripods using an aqueous binary mixture of cetyltrimethylammonium bromide and hexamethylenetetramine
A Ali Umar, M Oyama
Crystal Growth and Design 9 (2), 1146-1152, 2009
512009
Lead‐Free Cs2BiAgBr6 Double Perovskite‐Based Humidity Sensor with Superfast Recovery Time
Z Weng, J Qin, AA Umar, J Wang, X Zhang, H Wang, X Cui, X Li, L Zheng, ...
Advanced Functional Materials 29 (24), 1902234, 2019
492019
Synthesis of two-dimensional nanowall of Cu-Doped TiO2 and its application as photoanode in DSSCs
D Dahlan, SKM Saad, AU Berli, A Bajili, AA Umar
Physica E: Low-dimensional Systems and Nanostructures 91, 185-189, 2017
492017
ZnO nanocubes with (1 0 1) basal plane photocatalyst prepared via a low-frequency ultrasonic assisted hydrolysis process
ST Tan, AA Umar, A Balouch, M Yahaya, CC Yap, MM Salleh, M Oyama
Ultrasonics sonochemistry 21 (2), 754-760, 2014
472014
The system can't perform the operation now. Try again later.
Articles 1–20