Browsing Research Units by Author "Yousaf, Ammar Bin"
Now showing items 1-12 of 12
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Engineering at Subatomic Scale: Achieving Selective Catalytic Pathways via Tuning of the Oxidation States in Functionalized Single-Atom Quantum Catalysts
Zeb, Akif; Sahar, Shafaq; Lv, Sheng Yao; Yousaf, Ammar Bin; Kasak, Peter; Lin, Xiaoming; Tang, Zhilie; Wu, Yongbo; Li, Guoliang; Xu, An Wu... more authors ... less authors ( Wiley-Blackwell , 2022 , Article)Regulating the catalytic pathways of single-atom sites in single atom catalysts (SACs) is an exciting debate at the moment, which has redirected the research towards understanding and modifying the single-atom catalytic ... -
Enhanced and durable electrocatalytic performance of thin layer PtRu bimetallic alloys on Pd-nanocubes for methanol oxidation reactions
Yousaf, Ammar Bin; Imran, M.; Kasak, Peter; Zavahir, Fathima Sifani; Zaidi, Syed Javaid; Fernandez, Carlos... more authors ... less authors ( Royal Society of Chemistry , 2017 , Article)As a renewable and promising energy devices, direct methanol fuel cells (DMFCs) have attracted a wide range of interest in recent years. The design of electrocatalysts highly influences the performance of DMFCs systems. ... -
Enhanced Electrocatalytic Performance of Pt3Pd1 Alloys Supported on CeO2/C for Methanol Oxidation and Oxygen Reduction Reactions
Yousaf, Ammar Bin; Imran, M.; Uwitonze, Nestor; Zeb, Akif; Zaidi, Syed Javaid; Ansari, Tariq Mahmood; Yasmeen, Ghazala; Manzoor, Suryyia... more authors ... less authors ( American Chemical Society (ACS) , 2017 , Article)Direct methanol fuel cell (DMFC) with noble metals based anode and cathode is a promising energy generator to portable power devices. However, the deterioration of catalyst performance suffered by CO poisoning, crossover ... -
Enhancement of visible light-driven hydrogen production over zinc cadmium sulfide nanoparticles anchored on BiVO4 nanorods
Muhammad, Imran; Yousaf, Ammar Bin; Farooq, Muhammad; Kasak, Peter ( Elsevier , 2022 , Article)Photocatalytic water splitting to produce H2 is a promising technology for clean energy generation. However, the use of expensive noble metals, toxicity, low charge separation efficiency and wide band gap of semiconductors ... -
Graphitic Carbon Nitride Nanosheets Decorated with Zinc-Cadmium Sulfide for Type-II Heterojunctions for Photocatalytic Hydrogen Production
Yousaf, Ammar Bin; Imran, Muhammad; Farooq, Muhammad; Kausar, Samaira; Yasmeen, Samina; Kasak, Peter... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)In this study, we fabricated graphitic carbon nitride (g-C3N4) nanosheets with embedded ZnCdS nanoparticles to form a type II heterojunction using a facile synthesis approach, and we used them for photocatalytic H2 production. ... -
Highly efficient sustainable photocatalytic Z-scheme hydrogen production from an α-Fe2O3 engineered ZnCdS heterostructure
M., Imran; Yousaf, Ammar Bin; Kasak, Peter; Zeb, Akif; Zaidi, Syed Javaid ( Elsevier , 2017 , Article)We present an α-Fe2O3/Zn0.4Cd0.6S heterostructure that shows visible light photocatalytic H2 production as high as 536.8μmolh−1 with apparent quantum efficiency of 11.2% at 420nm. The UV–vis diffuse reflectance spectra of ... -
Lanthanum-zinc binary oxide nanocomposite with promising heterogeneous catalysis performance for the active conversion of 4-nitrophenol into 4-aminophenol
Ahmad, Ikram; Jamal, Muhammad Asghar; Iftikhar, Miara; Ahmad, Awais; Hussain, Shahid; Asghar, Humaira; Saeed, Muhammad; Yousaf, Ammar Bin; Karri, Rama Rao; Al-Kadhi, Nada Sulaymaniyah; Ouladsmane, Mohamed; Ghfar, Ayman; Khan, Safia... more authors ... less authors ( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)This work intended to enhance the unique and outstanding properties of lanthanum by synthesizing its nanocomposite. A lanthanum-based nanocomposite was prepared by a simple and cost-effective “co-precipitation” method. ... -
Method to prepare ternary methanol electro-oxidation catalysts for direct methanol fuel cell applications
Yousaf, Ammar Bin; Mukhtar, B.; Al-Ahmed, Amir; Zaidi, Syed Javaid ( Electrochemical Society, Inc. , 2017 , Article)In this work ternary methanol electro-oxidation catalysts based on mesoporous carbon (MC) were prepared by a novel approach for direct methanol fuel cell applications. Platinum (Pt), ruthenium (Ru) along with oxides of ... -
Nano-magnetic hydrotalcite synthesized by double in-situ hydrothermal method with enhanced electromagnetic characteristics
Honglin, Li; Yousaf, Ammar Bin; Zeb, Akif; Kasak, Peter; Zaidi, Syed Javaid; Ying, Li; Weiqing, Luo; Shuaishuai, Liu; Tianli, Han; Mingling, Li... more authors ... less authors ( Electrochemical Science Group, University of Belgrade , 2017 , Article)A series of nano-magnetic hydrotalcite with different content of CoFe2O4 is prepared by homogeneous double in-situ hydrothermal method using self-synthesised CoFe2O4, Cobalt nitrate hexahydrate (Co(NO3)2·6H2O), magnesium ... -
Synergistic effect of Co-Ni co-bridging with MoS2nanosheets for enhanced electrocatalytic hydrogen evolution reactions
Yousaf, Ammar Bin; Imran, Muhammad; Farooq, Muhammad; Kasak, Peter ( Royal Society of Chemistry , 2018 , Article)The depletion of fossil fuels and associated environmental problems have drawn our attention to renewable energy resources in order to meet the global energy demand. Electrocatalytic hydrogen evolution has been considered ... -
Tailoring electrocatalytic properties of Pt nanoparticles grown on Ti3C2Tx MXene surface
Filip, Jaroslav; Zavahir, Sifani; Lorencova, Lenka; Bertok, Tomas; Yousaf, Ammar Bin; Mahmoud, Khaled A.; Tkac, Jan; Kasak, Peter... more authors ... less authors ( Electrochemical Society, Inc. , 2019 , Article)In this work, the spontaneous and NaBH4-induced reduction of chloroplatinic acid on the surface of Ti3C2TX MXene was investigated to synthesize a hybrid PtNP-decorated MXene nanomaterial (MX-Pt) with potential as hydrogen ... -
Visible light-induced H<inf>2</inf> production and pollutant degradation by copper oxide nanosphere embedded zinc-cadmium-sulfide composite
Imran, Muhammad; Yousaf, Ammar Bin; Farooq, Muhammad; Kausar, Samaira; Yasmeen, Samina; Kasak, Peter... more authors ... less authors ( Springer Nature , 2024 , Article)Green hydrogen production using solar water splitting and solving water pollution issues are intricately intertwined global goals which are hindered by the scarcity of highly active photocatalytic materials. Herein, we ...