Browsing NTNU Open by Author "Yang, Chaohe"
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Au/TS‐1 catalyst for propene epoxidation with H2/O2: A novel strategy to enhance stability by tuning charging sequence
Feng, Xiang; Liu, Yibin; Li, Yichuan; Yang, Chaohe; Zhang, Zhihua; Duan, Xuezhi; Zhou, Xinggui; Chen, De (Journal article; Peer reviewed, 2016)For propene epoxidation with H2 and O2, the catalytic performance of Au/TS‐1 catalyst is extremely sensitive to preparation parameters of deposition‐precipitation (DP) method. In this work, effect of charging sequence in ... -
Cost-efficient core-shell TS-1/silicalite-1 supported Au catalysts: Towards enhanced stability for propene epoxidation with H2 and O2
Song, Zhaoning; Feng, Xiang; Sheng, Nan; Lin, Dong; Li, Yichuan; Liu, Yibin; Chen, Xiaobo; Chen, De; Zhou, Xinggui; Yang, Chaohe (Journal article; Peer reviewed, 2018)Designing cost-effective TS-1 with enhanced catalytic stability in direct propene epoxidation with H2 and O2 is attracting tremendous research interests. In this work, a novel hydrophobic TS-1/S-1 lamellar support with ... -
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 ... -
Enhanced stability for propene epoxidation with H2 and O2 over wormhole-like hierarchical TS-1 supported Au nanocatalyst
Sheng, Nan; Liu, Zhikun; Song, Zhaoning; Lin, Dong; Feng, Xiang; Liu, Yibin; Chen, Xiaobo; Chen, De; Zhou, Xinggui; Yang, Chaohe (Journal article; Peer reviewed, 2018)Designing highly efficient Au/Ti-containing catalysts for propene epoxidation with H2 and O2 harbors tremendous scientific and industrial importance. In this work, novel hydrophobic hierarchical TS-1 (HTS-1) with wormhole-like ... -
Insights into the synergy between recyclable magnetic Fe 3 O 4 and zeolite for catalytic aquathermolysis of heavy crude oil
Lin, Dong; Feng, Xiang; Wu, Yining; Ding, Baodong; Lu, Teng; Liu, Yibin; Chen, Xiaobo; Chen, De; Yang, Chaohe (Journal article; Peer reviewed, 2018)Understanding the synergy between metal and zeolite for catalytic aquathermolysis harbours tremendous scientific and industrial importance. Herein, HZSM-5 is used as a model zeolite due to uniform physico-chemical structure, ... -
Manipulating Gold Spatial Location on Titanium Silicalite-1 To Enhance the Catalytic Performance for Direct Propene Epoxidation with H2 and O2
Feng, Xiang; Song, Zhaoning; Liu, Yibin; Chen, Xiaobo; Jin, Xin; Yan, Wenjuan; Yang, Chaohe; Luo, Jun; Zhou, Xinggui; Chen, De (Journal article; Peer reviewed, 2018)Engineering Au spatial locations on support harbors tremendous potential to boost catalytic performance but still remains a scientific and technological challenge. Herein, we devise a strategy to manipulate Au spatial ... -
Mechanistic Insights into the Pore Confinement Effect on Bimolecular and Monomolecular Cracking Mechanisms of N-octane over HY and HZSM-5 Zeolites: A DFT Study
Fu, Jia; Feng, Xiang; Liu, Yibin; Shan, Honghong; Yang, Chaohe (Journal article; Peer reviewed, 2018)Bimolecular and monomolecular cracking mechanisms of alkanes simultaneously occur and have a competitive relationship, which strongly influences the product distribution. In this work, the density functional theory (DFT) ... -
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 ... -
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 ... -
Towards high activity of hydrogen production from ammonia borane over efficient non-noble Ni5P4 catalyst
Feng, Xiang; Zhao, Yuhai; Liu, Dakuo; Mo, Yasi; Liu, Yibin; Chen, Xiaobo; Yan, Wenjuan; Jin, Xin; Chen, Bingxu; Duan, Xuezhi; Chen, De; Yang, Chaohe (Journal article; Peer reviewed, 2018)Catalytic hydrolysis of ammonia borane has tremendous potential as an energy-efficient approach to supply hydrogen for energy vehicles and portable electronic devices. Herein, DFT calculation is first performed on electronic ...