Browsing NTNU Open by Author "Zhou, Xinggui"
Now showing items 21-37 of 37
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Mechanistic aspects of facet-dependent CH<inf>4</inf>/C<inf>2+</inf> selectivity over a χ-Fe<inf>5</inf>C<inf>2</inf> Fischer–Tropsch catalyst
Pham, Thanh Hai; Cao, Junbo; Song, Nan; Cao, Yueqiang; Chen, Bingxu; Qian, Gang; Zhou, Xinggui; Chen, De; Duan, Xuezhi (Journal article; Peer reviewed, 2021) -
Mechanistic insight into size-dependent activity and durability in Pt/CNT catalyzed hydrolytic dehydrogenation of ammonia borane
Chen, Wenyao; Ji, Jian; Feng, Xiang; Duan, Xuezhi; Qian, Gang; Li, Ping; Zhou, Xinggui; Chen, De; Yuan, Weikang (Journal article; Peer reviewed, 2014)We report a size-dependent activity in Pt/CNT catalyzed hydrolytic dehydrogenation of ammonia borane. Kinetic study and model calculations revealed that Pt(111) facet is the dominating catalytically active surface. There ... -
Methyl Methacrylate Synthesis: Thermodynamic Analysis for Oxidative Esterification of Methacrolein and Aldol Condensation of Methyl Acetate
Guan, , Y.; Ma, , H.; Chen, , W; Li, , M.; Qian, Gang; Chen, De; Zhou, Xinggui; Duan, Xuezhi (Peer reviewed; Journal article, 2020)Methyl methacrylate (MMA) as a specialty monomer of polymers has motivated industry to develop clean and sustainable technologies for its production. Herein, a comprehensive thermodynamic analysis of MMA production from ... -
Molecular-level insights into the electronic effects in platinum-catalyzed carbon monoxide oxidation
Chen, Wenyao; Cao, J.B.; Yang, Jia; Cao, Yueqiang; Zhang, Hao; Jiang, Zheng; Zhang, Jing; Qian, Gang; Zhou, Xinggui; Chen, De; Yuan, Wei-Kang; Duan, Xuezhi (Peer reviewed; Journal article, 2021)A molecular-level understanding of how the electronic structure of metal center tunes the catalytic behaviors remains a grand challenge in heterogeneous catalysis. Herein, we report an unconventional kinetics strategy for ... -
On the nature of Pt-carbon interactions for enhanced hydrogen generation
Chen, Wenyao; Chen, S. M.; Qian, G.; Song, L.; Chen, De; Zhou, Xinggui; Duan, Xuezhi (Peer reviewed; Journal article, 2020)Understanding the metal-support interactions in heterogeneous catalysis is critical yet complicated to tailor-design the catalysts with desirable properties. Exemplified with Pt-catalyzed ammonia borane (AB) hydrolysis, a ... -
Origin of Chemisorption Energy Scaling Relations over Perovskite Surfaces
Li, Yang; Cheng, W; Sui, Zhi jun; Zhou, Xinggui; Chen, De; Yuan, Wei-kang; Zhu, Yi-an (Journal article; Peer reviewed, 2019)Rationally tailored perovskites ABO3 are promising substitutes for expensive noble-metal catalysts in heterogeneous catalysis. In this contribution, the BEEF-vdW + U method has been used to examine the adsorption of H, C, ... -
Polymer decoration of carbon support to boost Pt-catalyzed hydrogen generation activity and durability
Chen, Wenyao; Fu, W.Z.; Chen, Bingxu; Peng, C.; Qian, G.; Chen, De; Duan, Xuezhi; Zhou, Xinggui (Peer reviewed; Journal article, 2020)Decorating the catalyst support with organic moieties to integrate multiple functionalities into metal particles offers a unique platform to promote the catalytic performance. Here, we report a mechanism-driven strategy ... -
Propene epoxidation with H2 and O2 on Au/TS-1 catalyst: Cost-effective synthesis of small-sized mesoporous TS-1 and its unique performance
Song, Zhaoning; Feng, Xiang; Sheng, Nan; Lin, Dong; Li, Yichuan; Liu, Yibin; Chen, Xiaobo; Zhou, Xinggui; Chen, De; Yang, Chaohe (Journal article; Peer reviewed, 2018)Designing cost-effective titanium silicalite-1 (TS-1) with enhanced mass transfer ability is of prime scientific and industrial importance. In this work, a novel small-sized mesoporous TS-1 (STS-1) material is first ... -
Rational screening of single-atom-doped ZnO catalysts for propane dehydrogenation from microkinetic analysis
Ma, Fang; Chang, Qing-Yu; Yin, Qiang; Sui, Zhi-Jun; Zhou, Xinggui; Chen, De; Zhu, Yi-An (Journal article; Peer reviewed, 2020)Supported single-atom catalysts, which bridge the gap between homogeneous and heterogeneous catalysis, have attained increasing interest because of their unique catalytic properties and behaviors. In this contribution, ... -
Reaction mechanism and kinetics for hydrolytic dehydrogenation of ammonia borane on a Pt/CNT catalyst
Chen, Wenyao; Li, Dali; Wang, Zijun; Qian, Gang; Sui, Zhijun; Duan, Xuezhi; Zhou, Xinggui; Yeboah, Isaac; Chen, De (Journal article; Peer reviewed, 2017)A reaction mechanism is proposed for hydrolytic dehydrogenation of ammonia borane on a Pt/CNT catalyst. A combination of thermodynamic analysis and FTIR measurement reveals that B‐containing byproducts are mainly in the ... -
Reaction mechanism and kinetics for Pt/CNTs catalyzed base-free oxidation of glycerol
Ma, Yuanyuan; Gan, Jie; Pan, Minjian; Zhang, Yanfang; Fu, Wenzhao; Duan, Xuezhi; Chen, Wenyao; Chen, De; Qian, Gang; Zhou, Xinggui (Journal article; Peer reviewed, 2019)Fundamental understanding of heterogeneously catalyzed aerobic, base-free oxidation of glycerol is highly desirable for sustainable and highly efficient chemical synthesis. In this work, Pt/CNTs catalyzed base-free oxidation ... -
SbOx‐promoted pt nanoparticles supported on CNTs as catalysts for base‐free oxidation of glycerol to dihydroxyacetone
Duan, Xuezhi; Zhang, Yanfang; Pan, Minjian; Dong, Hua; Chen, Bingxu; Ma, Yuanyuan; Qian, Gang; Zhou, Xinggui; Yang, Jia; Chen, De (Journal article; Peer reviewed, 2018)Understanding of selective base‐free oxidation of glycerol to dihydroxyacetone (DHA) over Pt‐based catalysts is of paramount scientific and industrial importance. In this work, a comparative study between differently sized ... -
Simultaneously Enhanced Stability and Selectivity for Propene Epoxidation with H2 and O2 on Au Catalysts Supported on Nano-Crystalline Mesoporous TS-1
Feng, Xiang; Sheng, Nan; Liu, Yibin; Chen, Xiaobo; Chen, De; Yang, Chaohe; Zhou, Xinggui (Journal article; Peer reviewed, 2017)It is a challenging task to design efficient Au/Ti-containing catalysts for propene epoxidation with H2 and O2 that simultaneously achieve high catalytic stability and selectivity to propylene oxide (PO). This contribution ... -
Structural and kinetic insights into Pt/CNT catalysts during hydrogen generation from ammonia borane
Chen, Wenyao; Wang, Zijun; Duan, Xuezhi; Qian, Gang; Chen, De; Zhou, Xinggui (Journal article; Peer reviewed, 2018)Unraveling the structural and kinetic consequences of catalyst properties, which vary with the catalyst preparation methods, on their catalytic behaviors is of prime scientific and industrial importance. Exemplified by ... -
Synergistic Pt-WO3 Dual Active Sites to Boost Hydrogen Production from Ammonia Borane
Chen, Wenyao; Fu, Wenzhao; Qian, Gang; Zhang, Bingsen; Chen, De; Duan, Xuezhi; Zhou, Xinggui (Peer reviewed; Journal article, 2020)Development of synergistic heterogeneous catalysts with active sites working cooperatively has been a pursuit of chemists. Herein, we report for the first time the fabrication and manipulation of Pt-WO3 dual-active-sites ... -
Tailoring of Fe/MnK-CNTs Composite Catalysts for the Fischer–Tropsch Synthesis of Lower Olefins from Syngas
Chen, Bingxu; Zhang, Xinxin; Wenyao, Chen; Wang, Di; Song, Nan; Qian, Gang; Duan, Xuezhi; Yang, Jia; Chen, De; Yuan, Wei-kang; Zhou, Xinggui (Journal article; Peer reviewed, 2018)Iron-catalyzed conversion of coal/biomass-derived syngas directly to lower olefins through Fischer–Tropsch synthesis (i.e., FTO) is a sustainable and short-flow process. Herein, effects of Mn and K promoter loadings on FTO ... -
Taming Electrons in Pt/C Catalysts to Boost the Mesokinetics of Hydrogen Production
Chen, Wenyao; Fu, Wenzhao; Duan, Xuezhi; Chen, Bingxu; Qian, Gang; Si, Rui; Zhou, Xinggui; Yuan, Weikang; Chen, De (Peer reviewed; Journal article, 2022)Taming the electron transfer across metal–support interfaces appears to be an attractive yet challenging methodology to boost catalytic properties. Herein, we demonstrate a precise engineering strategy for the carbon surface ...