Kefayat Ullah
Kefayat Ullah
Assistant Professor, Department of Applied Physical and Material Sciences, University of Swat
Verified email at uswat.edu.pk - Homepage
TitleCited byYear
The characteristic study and sonocatalytic performance of CdSe–graphene as catalyst in the degradation of azo dyes in aqueous solution under dark conditions
T Ghosh, K Ullah, V Nikam, CY Park, ZD Meng, WC Oh
Ultrasonics sonochemistry 20 (2), 768-776, 2013
632013
High photonic effect of organic dye degradation by CdSe–graphene–TiO2 particles
T Ghosh, KY Cho, K Ullah, V Nikam, CY Park, ZD Meng, WC Oh
Journal of Industrial and Engineering Chemistry 19 (3), 797-805, 2013
552013
Graphene oxide based CdSe photocatalysts: Synthesis, characterization and comparative photocatalytic efficiency of rhodamine B and industrial dye
WCO Trisha Ghosh , Jeong-Ho Lee , Ze-Da Meng , Kefayat
Materials Research Bulletin 48 (3), 1268-1274, 2013
552013
A facile and fast synthesis of novel composite Pt–graphene/TiO2 with enhanced photocatalytic activity under UV/Visible light
K Ullah, L Zhu, ZD Meng, S Ye, Q Sun, WC Oh
Chemical engineering journal 231, 76-83, 2013
502013
Synthesis and characterization of novel PbS–graphene/TiO< sub> 2</sub> composite with enhanced photocatalytic activity
K Ullah, ZD Meng, S Ye, L Zhu, WC Oh
Journal of Industrial and Engineering Chemistry 20 (3), 1035-1042, 2014
472014
Microwave assisted synthesis of a noble metal-graphene hybrid photocatalyst for high efficient decomposition of organic dyes under visible light
K Ullah, S Ye, L Zhu, ZD Meng, S Sarkar, WC Oh
Materials Science and Engineering: B 180, 20-26, 2014
362014
Synergistic effect of PtSe2 and graphene sheet supported by TiO2 as cocatalysts synthesized via microwave techniques for improved photocatalytic activity
KYCWCO kefayat Ullah, Ye Shu, Lei Zhu
Catalysis Science & Technology, 2014
32*2014
Optical and photocatalytic properties of novel heterogeneous PtSe2–graphene/TiO2 nanocomposites synthesized via ultrasonic assisted techniques
K Ullah, S Ye, SB Jo, L Zhu, KY Cho, WC Oh
Ultrasonics sonochemistry 21 (5), 1849-1857, 2014
312014
Fullerene modification CdSe/TiO2 and modification of photocatalytic activity under visible light
ZD Meng, L Zhu, S Ye, Q Sun, K Ullah, KY Cho, WC Oh
Nanoscale research letters 8 (1), 189, 2013
312013
A green and direct synthesis of photosensitized CoS2–graphene/TiO2 hybrid with high photocatalytic performance
L Zhu, SB Jo, S Ye, K Ullah, ZD Meng, WC Oh
Journal of Industrial and Engineering Chemistry 22, 264-271, 2015
292015
Preparation of CuS-graphene oxide/TiO2 composites designed for high photonic effect and photocatalytic activity under visible light
P ChongYeon, T Ghosh, M ZeDa, U Kefayat, N Vikram, OH WonChun
Chinese Journal of Catalysis 34 (4), 711-717, 2013
242013
Preparation of novel CdS-graphene/TiO2 composites with high photocatalytic activity for methylene blue dye under visible light
KYCHO C Y PARK, U KEFAYAT, N VIKRAM, T GHOSH, W C OH∗
Bulletin of Materials Science 36 (5), 869-876, 2013
232013
Microwave synthesis of CoSe2/graphene-TiO2 heterostructure for improved hydrogen evolution from aqueous solution in the presence of sacrificial agents
AAWCO Kefayat Ullah, Lei Zhu, Ye Shu
RSC Advances, 2015
212015
Noble metal doped graphene nanocomposites and its study of photocatalytic hydrogen evolution
WCO Kefayat Ullaha, Shu Yea, Lei Zhua, Sun Bok Joa
Solid State Sciences, 2014
212014
Ag 2 Se-Graphene/TiO 2 Nanocomposites, Sonochemical Synthesis and Enhanced Photocatalytic Properties Under Visible Light
ZD Meng, L Zhu, T Ghosh, CY Park, K Ullah, V Nikam, WC Oh
Bulletin of the Korean Chemical Society 33 (11), 3761-3766, 2012
172012
Modified hydrothermal fabrication of a CoS2–graphene hybrid with improved photocatalytic performance
WCO Ze-Da Menga, b, Kefayat Ullahb, Lei Zhub, Shu Yeb
Materials Science in Semiconductor Processing 27, 173-178, 2014
152014
Rhodamine B degradation and reactive oxygen species generation by a ZnSe-graphene/TiO2 sonocatalyst
L Zhu, SB Jo, S Ye, K Ullah, WC Oh
Chinese Journal of Catalysis 35 (11), 1825-1832, 2014
152014
Synthesis and characterization of novel PtSe2/graphene nanocomposites and its visible light driven catalytic properties
K Ullah, L Zhu, ZD Meng, S Ye, S Sarkar, WC Oh
Journal of Materials Science 49 (12), pp 4139-4147, 2014
132014
Enhanced visible light photocatalytic activity of Ag2S-graphene/TiO2 nanocomposites made by sonochemical synthesis
ZD Meng, L Zhu, K Ullah, S Ye, Q Sun, WC Oh
Chinese Journal of Catalysis 34 (8), 1527-1533, 2013
132013
CVD growth of large-area graphene over Cu foil by atmospheric pressure and its application in H2 evolution
S Ye, K Ullah, L Zhu, A Ali, WK Jang, WC Oh
Solid State Sciences 46, 84-88, 2015
122015
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