Blar i NTNU Open på forfatter "Chen, Wenyao"
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Active sites of Pt/CNTs nanocatalysts for aerobic base-free oxidation of glycerol
Pan, Minjian; Wang, Jingnan; Fu, Wenzhao; Chen, Bingxu; Lei, Jiaqi; Chen, Wenyao; Duan, Xuezhi; Chen, De; Qian, Gang; Zhou, Xinggui (Peer reviewed; Journal article, 2019)Understanding the nature of Pt active sites is of great importance for the structure-sensitive base-free oxidation of glycerol. In the present work, the remarkable Pt particle size effects on glycerol conversion and products ... -
Atomic Insights into Robust Pt-PdO Interfacial Site-Boosted Hydrogen Generation
Chen, Wenyao; Zhang, W.Z.; Cao, J.B.; Fu, W.Z.; Qian, G.; Chen, De; Zhou, Xinggui; Duan, Xuezhi (Peer reviewed; Journal article, 2020)Suppression of catalyst deactivation without compromising activity has been a long-standing yet elusive goal in heterogeneous catalysis. Herein, we report a remarkable achievement of both hydrogen generation activity and ... -
Engineering Electronic Platinum–Carbon Support Interaction to Tame Carbon Monoxide Activation
Chen, Wenyao; Liu, Changwei; Lian, Cheng; Yu, Yaxin; Zhang, Xiangxue; Qian, Gang; Yang, Jia; Chen, De; Zhou, Xinggui; Yuan, Weikang; Duan, Xuezhi (Journal article; Peer reviewed, 2022) -
Enhanced Catalytic Performance for Propene Epoxidation with H2 and O2 over Bimetallic Au–Ag/Uncalcined Titanium Silicate-1 Catalysts
Feng, Xiang; Yang, Jia; Duan, Xuezhi; Cao, Yueqiang; Chen, Bingxu; Chen, Wenyao; Lin, Dong; Qian, Gang; Chen, De; Yang, Chaohe; Zhou, Xinggui (Journal article; Peer reviewed, 2018)Gradually emerging environmental concerns have triggered the development of highly efficient catalysts for propene epoxidation with H2 and O2. Unfortunately, intensifying the activity and stability is still a challenging ... -
Insights into Activated Carbon-Supported Platinum Catalysts for Base-Free Oxidation of Glycerol
Lei, Jiaqi; Dong, Hua; Duan, Xuezhi; Chen, Wenyao; Qian, Gang; Chen, De; Zhou, Xinggui (Journal article; Peer reviewed, 2016)Two kinds of activated carbon (AC)-supported Pt catalysts with similar particle sizes were respectively synthesized using the polyol method and incipient wetness impregnation method, and then tested for glycerol oxidation ... -
Kinetics-assisted discrimination of active sites in Ru catalyzed hydrolytic dehydrogenation of ammonia borane
Fu, Wenzhao; Chen, Wenyao; Qian, Gang; Chen, De; Yuan, Weikang; Zhou, Xinggui; Duan, Xuezhi (Journal article; Peer reviewed, 2019)Identifying the underlying nature of the structure sensitivity from the catalyst active site point of view in heterogeneous catalytic reactions is of prime scientific and industrial importance. In this work, the kinetics-assisted ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ... -
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 ...