Blar i Institutt for kjemisk prosessteknologi på forfatter "Yang, Jia"
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Recent Progresses in Understanding of Co-Based Fischer–Tropsch Catalysis by Means of Transient Kinetic Studies and Theoretical Analysis
Qi, Yanying; Yang, Jia; Chen, De; Holmen, Anders (Journal article; Peer reviewed, 2015)During the last years it has been an increasing focus on fundamental studies of the Fischer–Tropsch synthesis (FTS). Steady-state isotopic transient kinetic analysis and first principles investigation have proven to be ... -
Rhodium doped strontium titanate for photocatalytic hydrogen evolution with carbon quantum dots
Espevik, Dani (Master thesis, 2018)The worlds energy demands continue to increase, and the reserves of fossil fuels are limited. Therefore the world is in need of finding different energy sources. Production of hydrogen by splitting water, using photocatalysis ... -
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 ... -
Significance of C3 Olefin to Paraffin Ratio in Cobalt Fischer–Tropsch Synthesis
Rytter, Erling; Yang, Jia; Borg, Øyvind; Holmen, Anders (Peer reviewed; Journal article, 2020)The ratio between propene and propane (C3 o/p) during Fischer–Tropsch synthesis (FTS) has been analyzed based on both literature reports and experiments for five catalysts. The latter comprise four cobalt catalysts on ... -
Silica-modified bismutite nanoparticles for enhanced adsorption and faster solar photocatalytic degradation of methylene blue
Antony, Jibin; Villa Gonzalez, Susana; Bandyopadhyay, Sulalit; Yang, Jia; Rønning, Magnus (Peer reviewed; Journal article, 2023)Herein, we report the synthesis of silica-modified self-assembled structures of bismutite (BSC) through a facile hydrothermal route. The incorporation of silica into the hybrid led to improved adsorption of cationic methylene ... -
Steady-State and Transient Kinetic Investigations of the Oxidation of NO over Pt/SiO2
Mawanga, Moses; Yang, Jia; Blekkan, Edd Anders (Journal article; Peer reviewed, 2024)The reaction mechanism of the oxidation of NO under conditions of high NO concentration over a 2 wt% Pt/SiO2 was studied using both kinetic and transient isotopic tracing experiments. The reaction mechanism was found to ... -
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 ... -
Towards rational catalyst design: boosting the rapid prediction of transition-metal activity by improved scaling relations
Wang, Yalan; Xiao, Ling; Qi, Yanying; Mahmoodinia, Mehdi; Feng, Xiang; Yang, Jia; Zhu, Yi-An; Chen, De (Peer reviewed; Journal article, 2019)Understanding the scaling relations of adsorption energies and activation energies greatly facilitates the computational catalyst design. To reduce the computational cost and guarantee efficiency, improved scaling relations ... -
Transition-Metal Nanoparticle Catalysts Anchored on Carbon Supports via Short-Chain Alginate Linkers
Tafjord, Joakim; Holmen, Anders; Rytter, Erling; Myrstad, Rune; Svenum, Ingeborg-Helene; Christensen, Bjørn E.; Yang, Jia (Journal article; Peer reviewed, 2021)This study reports a green, inexpensive, and highly versatile procedure to synthesize well-dispersed transition-metal nanoparticles anchored on carbon supports. The resulting metal loadings are 26 wt % or above. Achieving ... -
Understanding effects of Ni particle size on steam methane reforming activity by combined experimental and theoretical analysis
Wang, Yalan; Wang, Hongmin; Dam, Anh Hoang; Xiao, Ling; Qi, Yanying; Niu, Juntian; Yang, Jia; Zhu, Yi-An; Holmen, Anders; Chen, De (Journal article, 2019)Fundamental understanding of the size-dependent activity is essential to harness powers of the nanocatalysts. Here we report an experimental and theoretical study of the Ni particle size effect on activity of steam methane ... -
Unraveling Enhanced Activity, Selectivity, and Coke Resistance of Pt–Ni Bimetallic Clusters in Dry Reforming
Niu, Juntian; Wang, Yalan; Liland, Shirley Elisabeth Sjø; Regli, Samuel K.; Yang, Jia; Rout, Kumar Ranjan; Luo, Jun; Rønning, Magnus; Ran, Jingyu; Chen, De (Journal article; Peer reviewed, 2021)By introducing Pt atoms into the surface of reduced hydrotalcite (HT)-derived nickel (Ni/HT) catalysts by redox reaction, we synthesized an enhanced active and stable Ni-based catalyst for methane dry reforming reaction. ...